id stringlengths 7 52 | text stringlengths 6 2.11k | ciphertext stringlengths 6 2.11k | plaintext stringlengths 6 282 | label stringclasses 81
values | cipher stringclasses 81
values | cipher_family stringclasses 13
values | key unknown | difficulty stringclasses 7
values | language stringclasses 8
values | text_length int64 6 1.09k | length int64 6 1.28k | source stringclasses 2
values | dataset_version stringclasses 2
values | split stringclasses 1
value | attack_methods listlengths 0 3 ⌀ | educational_note stringclasses 32
values |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
geez-monastic-v2-0190 | IFXAIESIJTHOFBMEIJZHHIJESTJTZFIZSBHTZSSOIXSIOIJESTOMSXSBTFAIZSBESVESZHHMZWA | IFXAIESIJTHOFBMEIJZHHIJESTJTZFIZSBHTZSSOIXSIOIJESTOMSXSBTFAIZSBESVESZHHMZWA | TRUST IN THE LORD WITH ALL THINE HEART AND LEAN NOT UNTO THINE OWN UNDERSTANDING IN ALL WAYS | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "AXUM"
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
adfgx-v3-0083 | DFDXFGAGAFDGAGAAAGGAGAXGGXGGDDADAFXGAAFAADAFFGFXGFDDDAGFFXDFDGGDAGGGXDGGXXXGFGGGAGADADAAFFDDAXXFAXFAAAFGAFFXXFFFFAFFAAGFAGGGDFFAGAXXAFAGDDAAGXFAXXXAXDGDXGGXFXGFDAXDXG | DFDXFGAGAFDGAGAAAGGAGAXGGXGGDDADAFXGAAFAADAFFGFXGFDDDAGFFXDFDGGDAGGGXDGGXXXGFGGGAGADADAAFFDDAXXFAXFAAAFGAFFXXFFFFAFFAAGFAGGGDFFAGAXXAFAGDDAAGXFAXXXAXDGDXGGXFXGFDAXDXG | DIFFIE AND HELLMAN INVENTED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX CHANGING EVERYTHING | adfgx | adfgx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 166 | 166 | cipher_museum | 2.0 | public | null | null |
morse-code-v3-0006 | - .... . / --. .- - . ... / .... --- .-.. -.. / ..-. .. .-. -- | - .... . / --. .- - . ... / .... --- .-.. -.. / ..-. .. .-. -- | THE GATES HOLD FIRM | morse_code | morse_code | encoding | {
"type": "none",
"value": null
} | beginner | en | 44 | 62 | cipher_museum | 2.0 | public | null | null |
adfgvx-107 | VGDAAVAAXXADAVDDGADAAFGAFADFDFAGAGDGDADVVFVDGDDADAGAAAADAFADAGDDGGDFDDFADGVFDAGVDVFAGADAGFGAFFAFDF | VGDAAVAAXXADAVDDGADAAFGAFADFDFAGAGDGDADVVFVDGDDADAGAAAADAFADAGDDGGDFDDFADGVFDAGVDVFAGADAGFGAFFAFDF | VENI VIDI VICI I CAME I SAW I CONQUERED ALL IN A SINGLE BATTLE | adfgvx | adfgvx | fractionation | {
"polybius": "CIPHER",
"columnar": "MUSEUM"
} | advanced | en | 98 | 98 | cipher_museum | 0.2 | public | null | null |
bazeries-v3-0145 | PYAPRYFYAKTMITMPPBGOO | PYAPRYFYAKTMITMPPBGOO | THE TELEGRAPH TRANSMITS | bazeries | bazeries | transposition | {
"type": "integer",
"value": 23
} | advanced | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
adfgvx-v2-0055 | DAFDXVVDXFXDADGGDFDVVGDVGAVFGFDDAFFFGAAFFGGGGDDADGDDXVGFVFVVDADDGXGVVXDVDGXFDFAGDDGAAAAFGAFFAAFGAGFFFFFDFFFGFDGAFGGGDGDAFAGGAXGGGFXFAXAADGDXFGAGDFVAAV | DAFDXVVDXFXDADGGDFDVVGDVGAVFGFDDAFFFGAAFFGGGGDDADGDDXVGFVFVVDADDGXGVVXDVDGXFDFAGDDGAAAAFGAFFAAFGAGFFFFFDFFFGFDGAFGGGDGDAFAGGAXGGGFXFAXAADGDXFGAGDFVAAV | ARMY OF NORTHERN VIRGINIA SURRENDERS AT APPOMATTOX COURTHOUSE THE WAR IN THE EAST IS OVER | adfgvx | adfgvx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 150 | 150 | cipher_museum | 2.0 | public | null | null |
cda-0007636 | ATVUS SMJTJ SXZRS SIJLK IICBT HDFPF IXKJC ASEKP ZPYDK LBJQI BAEUG VXJJB VMOCE PFJJZ FRGJZ BPMEO EUCUZ PWWSD ZBHQH FCXHW UICST FTIVJ WBMWM JFUSQ UJLEY NOLLR SIQZA MKYMC RPYRH WEUXT CGO | ATVUS SMJTJ SXZRS SIJLK IICBT HDFPF IXKJC ASEKP ZPYDK LBJQI BAEUG VXJJB VMOCE PFJJZ FRGJZ BPMEO EUCUZ PWWSD ZBHQH FCXHW UICST FTIVJ WBMWM JFUSQ UJLEY NOLLR SIQZA MKYMC RPYRH WEUXT CGO | A STRONG CLAIM NEEDS STRONG EVIDENCE SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY THE BEST LESSONS SHOW WHERE THE METHOD FAILS | trithemius | trithemius | null | {} | hard | en | 153 | 153 | synthetic_educational | null | null | [] | |
confederate-vigenere-046 | HCHWWFSIETRFGRAIQCVAKWCUBTYUJRTAITGOWSXKYTYSTHUYLLWEAMMQB | HCHWWFSIETRFGRAIQCVAKWCUBTYUJRTAITGOWSXKYTYSTHUYLLWEAMMQB | FOUR SCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH THIS NATION | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "CONFEDERATE"
} | intermediate | en | 57 | 57 | cipher_museum | 0.2 | public | null | null |
cda-0007093 | CFPHI OWERK OSEEO IHMDE IOTNR PAUIE NAGOR HTAEE AENRR CFNRL EITEU SRXUL CHFNL CGUED ASEBD SATEP CPSAL OEODI ETDSX XEMUA CEWTP TNPHR OTHRS EBSYY ADHEO INARR AHXXA KECTT NONIC TRPIY AHILT TTEIA NSLDV IHSER X | CFPHI OWERK OSEEO IHMDE IOTNR PAUIE NAGOR HTAEE AENRR CFNRL EITEU SRXUL CHFNL CGUED ASEBD SATEP CPSAL OEODI ETDSX XEMUA CEWTP TNPHR OTHRS EBSYY ADHEO INARR AHXXA KECTT NONIC TRPIY AHILT TTEIA NSLDV IHSER X | CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION THE ARCHITECTURE SHOULD MAKE MISUSE HARDER | stager_route | stager_route | null | {
"cols": 9
} | hard | en | 171 | 171 | synthetic_educational | null | null | [] | |
trifid-v2-0341 | EIGXAIC+MQVYOBCB+FNYQPUBICAUAQODJGYBLAIZIPJQFXMKIOORHYDILPWVGZIWCBTEWTGDNIUCFFNG | EIGXAIC+MQVYOBCB+FNYQPUBICAUAQODJGYBLAIZIPJQFXMKIOORHYDILPWVGZIWCBTEWTGDNIUCFFNG | THE BABINGTON PLOT TO ASSASSINATE QUEEN ELIZABETH WAS UNCOVERED BY FRANCIS WALSINGHAM IN TIME | trifid | trifid | fractionation | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
affine-475 | JCJWN RJTWJM UDR D FJJGJW DQO JCJWN TLOJ UDR D YWJDFJW XUL RJJFR MUJ MWHMU | JCJWN RJTWJM UDR D FJJGJW DQO JCJWN TLOJ UDR D YWJDFJW XUL RJJFR MUJ MWHMU | EVERY SECRET HAS A KEEPER AND EVERY CODE HAS A BREAKER WHO SEEKS THE TRUTH | affine | affine | substitution | {
"a": 21,
"b": 3
} | beginner | en | 60 | 74 | cipher_museum | 0.2 | public | null | null |
purple-v3-0294 | PCHDIGCUBTXPTMAYUBHDTXALBAOGCKNSASKCVBXMBWPJHDOGTNWEIWCQAWMEGUBSLMNCPQKDXONLWOR | PCHDIGCUBTXPTMAYUBHDTXALBAOGCKNSASKCVBXMBWPJHDOGTNWEIWCQAWMEGUBSLMNCPQKDXONLWOR | ALL PERSONS BORN OR NATURALIZED IN THE UNITED STATES ARE CITIZENS SUBJECT TO EQUAL PROTECTION | purple | purple | machine | {
"type": "seed",
"value": "SAKURA"
} | expert | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
vigenere-v3-0929 | YYIPRFPTLVKRRUXFRIOCDIRRHWVAZJLEOHXTMIXKSXTIHXKMSTUAMWVMQCXLLBQMVEVWOZINMXKOXQKLCVCGQRRHZWFMRPPWVKRZKLWOZIKLIVSITIHWZVUHYMGRAYFEHXKSQYYMWGOKXYEPOPQNEXLLBQMVEVW | YYIPRFPTLVKRRUXFRIOCDIRRHWVAZJLEOHXTMIXKSXTIHXKMSTUAMWVMQCXLLBQMVEVWOZINMXKOXQKLCVCGQRRHZWFMRPPWVKRZKLWOZIKLIVSITIHWZVUHYMGRAYFEHXKSQYYMWGOKXYEPOPQNEXLLBQMVEVW | THE LORD OUR GOD IS ONE LORD AND THOU SHALT LOVE THE LORD THY GOD WITH ALL THINE HEART AND WITH ALL THY SOUL AND WITH ALL THY MIGHT AND THESE WORDS WHICH I COMMAND THEE THIS DAY SHALL BE IN THINE HEART | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 159 | 159 | cipher_museum | 2.0 | public | null | null |
hill-292 | RDMHHLGARDBYRSYSNPRAQIERNNMLRAQIERYSCYVVBGJLNNUVNVRMNCPIIQ | RDMHHLGARDBYRSYSNPRAQIERNNMLRAQIERYSCYVVBGJLNNUVNVRMNCPIIQ | IN THE BEGINNING WAS THE WORD AND THE WORD WAS WITH GOD AND FULL OF GRACE | hill | hill | polygraphic | {
"a": 7,
"b": 5,
"c": 2,
"d": 3
} | advanced | en | 58 | 58 | cipher_museum | 0.2 | public | null | null |
great-cipher-v2-0278 | 157 140 140 149 111 181 152 149 156 170 126 152 121 118 121 152 111 | 157 140 140 149 111 181 152 149 156 170 126 152 121 118 121 152 111 | KEEP YOUR POWDER DRY | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "FRANCE"
} | expert | en | 51 | 67 | cipher_museum | 2.0 | public | null | null |
great-cipher-022 | 159 182 159 155 112 168 106 164 129 108 119 173 116 | 159 182 159 155 112 168 106 164 129 108 119 173 116 | AWAIT FURTHER ORDERS | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "LOUIS"
} | expert | en | 39 | 51 | cipher_museum | 0.2 | public | null | null |
cda-0004357 | LPARIK UYGNOWZ XN RXWWAGDVV YTN YATURZNF | LPARIK UYGNOWZ XN RXWWAGDVV YTN YATURZNF | ATBASH ENCODES BY REVERSING THE ALPHABET | beaufort | beaufort | null | {
"key": "LIBRARY"
} | medium | en | 35 | 35 | synthetic_educational | null | null | [
"kasiski_examination",
"friedman_test",
"index_of_coincidence"
] | Beaufort: E(x)=k-x mod 26 — reciprocal cipher (decryption identical to encryption). |
sigaba-v2-0092 | PJHENLENNCOBLOTOCXQHLMLJFOYFJCDJFFQBDPUKRTFLTRIBAEGPWKUNMXLWDIOIFAOQZXQUTXNBMG | PJHENLENNCOBLOTOCXQHLMLJFOYFJCDJFFQBDPUKRTFLTRIBAEGPWKUNMXLWDIOIFAOQZXQUTXNBMG | YOUR MISSION IF YOU CHOOSE TO ACCEPT IT IS TO EXTRACT THE AGENT FROM BEHIND ENEMY LINES TONIGHT | sigaba | sigaba | machine | {
"type": "seed",
"value": "ECMMARK"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
cda-0008862 | PYOFFWPOY QVCUNEF GSOQV JUL ZBRREA FNQHEWGL ZOGGREF UHZOA EROROPYR BHGCHG FVBHYN FVBJ OYY EROFBAWAT FGRCF O ZBQSY QOA NYOFFVSL COGGREAF PHG WG QOA OYFB PR JEBAU ZBRREA RAQELCGVBA VF ABG NEBXRA NL YRGGRE TERDHNAQL | PYOFFWPOY QVCUNEF GSOQV JUL ZBRREA FNQHEWGL ZOGGREF UHZOA EROROPYR BHGCHG FVBHYN FVBJ OYY EROFBAWAT FGRCF O ZBQSY QOA NYOFFVSL COGGREAF PHG WG QOA OYFB PR JEBAU ZBRREA RAQELCGVBA VF ABG NEBXRA NL YRGGRE TERDHNAQL | CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY | porta | porta | null | {
"key": "CIPHER"
} | hard | en | 179 | 179 | synthetic_educational | null | null | [] | |
lorenz-v2-0549 | DEUTTCHLANDUBERALLESINDERWELTWENNESSTETSZUSCHVTZUNDTRUTZEBRDERLICHZUSAMMENHLT | DEUTTCHLANDUBERALLESINDERWELTWENNESSTETSZUSCHVTZUNDTRUTZEBRDERLICHZUSAMMENHLT | DEUTSCHLAND UBER ALLES IN DER WELT WENN ES STETS ZU SCHUTZ UND TRUTZE BRÜDERLICH ZUSAMMENHÄLT | lorenz | lorenz | machine | {
"type": "seed",
"value": "STURGEON"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
diana-v2-0123 | KWNDOXRJUCNZMSWOLRAOPEQACIZPBNAIISNDPHZFAAMMTPLKESACLNNNJYYKYWJTLKNYZPPZVSCVEYYALWEYSWWSXDXJRYLKRPCGJRJPNFTNMMWEAZYTJSDINYUYJNJIUZAAJXHCQWNJCSQHJNHNXNRJHSRENVZPAZY | KWNDOXRJUCNZMSWOLRAOPEQACIZPBNAIISNDPHZFAAMMTPLKESACLNNNJYYKYWJTLKNYZPPZVSCVEYYALWEYSWWSXDXJRYLKRPCGJRJPNFTNMMWEAZYTJSDINYUYJNJIUZAAJXHCQWNJCSQHJNHNXNRJHSRENVZPAZY | HEADQUARTERS FIRST ARMY CORPS ORDERS FOR OCTOBER FOURTH NINETEEN EIGHTEEN THE CORPS WILL ATTACK AT ZERO HOUR WITH ALL AVAILABLE FORCES THE OBJECTIVE IS THE RIDGE OVERLOOKING THE ARGONNE FOREST | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "RANGER"
} | intermediate | en | 163 | 163 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-vi-0026 | TYROSOLFECHTORFTESFEIEGRNDPOHPIRDTRNEOOHEIUOWAEIHEHFERGSNENCNIVRGAAERPUFVATYE | TYROSOLFECHTORFTESFEIEGRNDPOHPIRDTRNEOOHEIUOWAEIHEHFERGSNENCNIVRGAAERPUFVATYE | THE PRAYER OF A RIGHTEOUS PERSON IS POWERFUL AND EFFECTIVE IN REACHING THE VERY THRONE OF GOD | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
chaocipher-225 | YWNBJVVUJYTHFXAULYBCBPMRHKYDXAKZZEHELMGYJORVEZ | YWNBJVVUJYTHFXAULYBCBPMRHKYDXAKZZEHELMGYJORVEZ | I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "MUSEUM"
} | advanced | en | 46 | 46 | cipher_museum | 0.2 | public | null | null |
cda-0020301 | 6294 2554 1600 01896 4783 06672 05684 06023 5420 06618 00314 05707 01609 01014 2882 5043 02525 1648 05676 6626 6015 01646 05978 06282 07303 04797 3465 01657 7868 07222 4784 05723 01296 5039 4758 3822 07859 00718 2844 6642 5998 6058 5419 06686 0413 5679 1605 05983 06365 02608 1652 0373 5705 0946 2522 02865 6322 1649 101... | 6294 2554 1600 01896 4783 06672 05684 06023 5420 06618 00314 05707 01609 01014 2882 5043 02525 1648 05676 6626 6015 01646 05978 06282 07303 04797 3465 01657 7868 07222 4784 05723 01296 5039 4758 3822 07859 00718 2844 6642 5998 6058 5419 06686 0413 5679 1605 05983 06365 02608 1652 0373 5705 0946 2522 02865 6322 1649 101... | THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES THE ARCHITECTURE SHOULD MAKE MISUSE HARDER FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS | zimmermann | zimmermann | null | {} | hard | en | 122 | 122 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
purple-v2-0313 | PUDTGEOKMNBNXBALWAFEZDVDDGJORWPNRAJCNVOYYINHVDTGJROUKOSKMNLPDCKEUYBIAXTH | PUDTGEOKMNBNXBALWAFEZDVDDGJORWPNRAJCNVOYYINHVDTGJROUKOSKMNLPDCKEUYBIAXTH | ASK WHAT YOU CAN DO FOR YOUR COUNTRY NOT WHAT YOUR COUNTRY CAN DO FOR YOU TODAY AND ALWAYS | purple | purple | machine | {
"type": "seed",
"value": "SAKURA"
} | expert | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
cda-0018123 | HISTO RICAL CIPHE RSARE TEACZ ERSNO TPROZ ECTIO NTHEB ESTLE SSONS SHOWW HERET HEMEZ HODFX ILSTH EDETE CTIVX STUDZ ESPAT TERNS BEFOX EMAKX NGCLZ IMSTX OSQUA RECIP HEREN CRYPX SDIGR APHSW ITHTW OPOLX BIUSA LPHAB ETSXX | HISTO RICAL CIPHE RSARE TEACZ ERSNO TPROZ ECTIO NTHEB ESTLE SSONS SHOWW HERET HEMEZ HODFX ILSTH EDETE CTIVX STUDZ ESPAT TERNS BEFOX EMAKX NGCLZ IMSTX OSQUA RECIP HEREN CRYPX SDIGR APHSW ITHTW OPOLX BIUSA LPHAB ETSXX | HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION THE BEST LESSONS SHOW WHERE THE METHOD FAILS THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS | commercial_code | commercial_code | null | {} | hard | en | 180 | 180 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
kama-sutra-v2-0091 | QGL ZLOVLQ EULZ PIVULM PLXLYQG QGL QGUVM JEYHZQCXL CJ QGL CEM OGIVOG OCIVQAYVM YQ MYKX QCDCVVCK | QGL ZLOVLQ EULZ PIVULM PLXLYQG QGL QGUVM JEYHZQCXL CJ QGL CEM OGIVOG OCIVQAYVM YQ MYKX QCDCVVCK | THE SECRET LIES BURIED BENEATH THE THIRD FLAGSTONE OF THE OLD CHURCH COURTYARD AT DAWN TOMORROW | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "SANSKRIT"
} | intermediate | en | 80 | 95 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v2-0184 | SRZZVZVGALJNMPORTMBGMNPQBSQTKVPWSKGAGWJVKAHEZQGAMNLRHGGTJAXSRVZWGIFD | SRZZVZVGALJNMPORTMBGMNPQBSQTKVPWSKGAGWJVKAHEZQGAMNLRHGGTJAXSRVZWGIFD | NEVER IN THE FIELD OF HUMAN CONFLICT WAS SO MUCH OWED BY SO MANY TO SO FEW BRAVE SOULS | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "FLORENCE"
} | advanced | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
two-square-v2-0296 | RGELORDISMXTHEHGKODINMBKLNQSWAQUHERFDFRGTFLIGANXLULHTADOPAQCMQFUBYQCUKNVBSKOOZ | RGELORDISMXTHEHGKODINMBKLNQSWAQUHERFDFRGTFLIGANXLULHTADOPAQCMQFUBYQCUKNVBSKOOZ | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME LIE DOWN IN GREEN PASTURES BY STILL WATERS | two_square | two_square | polygraphic | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
four-square-v2-0276 | ODICKQOOUMBNSOTMDYIMTZRRUDRQOMNKGLODODQHNFPSCUOX | ODICKQOOUMBNSOTMDYIMTZRRUDRQOMNKGLODODQHNFPSCUOX | THE COURSE OF TRUE LOVE NEVER DID RUN SMOOTH THROUGH AGES | four_square | four_square | polygraphic | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 48 | 48 | cipher_museum | 2.0 | public | null | null |
cda-0014215 | OKSHY CHOLR AIINR CHEOL SHARA LOKED YOTAI INSHA RALOR ORKAI IINRC HEOLQ OKEED YQOKE DYCTA IINYK CHEOL CHEOL OKEDY OTEDY SHALS HEEDY ORORL KAIIN OXEDC HOROX EDDAR ALLKA IINOX EDOTA IN | OKSHY CHOLR AIINR CHEOL SHARA LOKED YOTAI INSHA RALOR ORKAI IINRC HEOLQ OKEED YQOKE DYCTA IINYK CHEOL CHEOL OKEDY OTEDY SHALS HEEDY ORORL KAIIN OXEDC HOROX EDDAR ALLKA IINOX EDOTA IN | THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN | voynich_render | voynich_render | null | {} | hard | en | 152 | 152 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
wallis-cipher-v3-0102 | 90 55 61 56 91 90 76 81 34 23 87 10 55 81 85 91 90 14 63 42 12 54 37 10 91 90 59 53 89 49 22 61 55 91 90 10 42 39 56 55 23 54 63 91 90 10 61 56 91 90 22 53 54 87 55 56 24 10 91 90 43 48 33 54 34 55 28 31 33 37 91 90 40 28 85 82 24 91 90 89 72 91 90 10 23 56 91 90 55 45 54 34 10 33 56 55 61 91 90 48 54 85 10 25 63 86 91... | 90 55 61 56 91 90 76 81 34 23 87 10 55 81 85 91 90 14 63 42 12 54 37 10 91 90 59 53 89 49 22 61 55 91 90 10 42 39 56 55 23 54 63 91 90 10 61 56 91 90 22 53 54 87 55 56 24 10 91 90 43 48 33 54 34 55 28 31 33 37 91 90 40 28 85 82 24 91 90 89 72 91 90 10 23 56 91 90 55 45 54 34 10 33 56 55 61 91 90 48 54 85 10 25 63 86 91... | THE MANHATTAN PROJECT BROUGHT TOGETHER THE GREATEST SCIENTIFIC MINDS OF THE TWENTIETH CENTURY IN A RACE TO BUILD THE ATOMIC BOMB BEFORE NAZI GERMANY COULD DO SO THE EFFORT CHANGED THE WORLD FOREVER | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "OXFORD"
} | expert | en | 462 | 692 | cipher_museum | 2.0 | public | null | null |
red-type-a-v2-0040 | LEJCZTDOLJIWRDPEHVPAOHJI | LEJCZTDOLJIWRDPEHVPAOHJI | NORTH STAR HOLDS FIRM COURSE | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "SAKURA"
} | advanced | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
chaocipher-v2-0234 | FJNWZMQACWAQLRKTCKXKSYZLDKGABWMMFGAPLEWRTENRGGFCYGOXGSHJSUMSCNZFYVFRNPYKFJAFXVBUSJFHEMGWPCJWCJZOWUYVBHPMWTKDPWFXOHZTJQPGYNFZLVZCTMWENVWNERNGEYG | FJNWZMQACWAQLRKTCKXKSYZLDKGABWMMFGAPLEWRTENRGGFCYGOXGSHJSUMSCNZFYVFRNPYKFJAFXVBUSJFHEMGWPCJWCJZOWUYVBHPMWTKDPWFXOHZTJQPGYNFZLVZCTMWENVWNERNGEYG | WITH MALICE TOWARD NONE WITH CHARITY FOR ALL WITH FIRMNESS IN THE RIGHT AS GOD GIVES US TO SEE THE RIGHT LET US STRIVE ON TO FINISH THE WORK WE ARE IN TO BIND UP THE NATIONS WOUNDS | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 143 | 143 | cipher_museum | 2.0 | public | null | null |
kama-sutra-v3-0188 | QC BLYUCQ UIXEE PL ILEM WC XQUTLY KCY X OXBHWXE OYHDL SQELUU CQ BYLULQWDLQW CK X JYXQM GSYR | QC BLYUCQ UIXEE PL ILEM WC XQUTLY KCY X OXBHWXE OYHDL SQELUU CQ BYLULQWDLQW CK X JYXQM GSYR | NO PERSON SHALL BE HELD TO ANSWER FOR A CAPITAL CRIME UNLESS ON PRESENTMENT OF A GRAND JURY | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "VATSYANA"
} | intermediate | en | 74 | 91 | cipher_museum | 2.0 | public | null | null |
tap-code-006 | . . . .. ... .... .... .. .... .... ... .. .. .... .... ... .... ... .. .... ... .... ... ... ... ... ... .... ..... .. | . . . .. ... .... .... .. .... .... ... .. .. .... .... ... .... ... .. .... ... .... ... ... ... ... ... .... ..... .. | ABORT MISSION NOW | tap_code | tap_code | substitution | {
"type": "none",
"value": null
} | beginner | en | 90 | 147 | cipher_museum | 0.2 | public | null | null |
columnar-transposition-v2-0487 | EOETOITEGCSLATEEOTIONOLSETEIHDOCEGSANSJTDRDIOLURHSVESFARREPGUUHFEENNEBTRPAFTEREOAELHMORHTUTSYHHERTTESINNSDIEEFLEURIOPEEEEUTAIAEMPTPDEOCOTSMLWFRNSNAMNLSBEORGWRTFEDNI | EOETOITEGCSLATEEOTIONOLSETEIHDOCEGSANSJTDRDIOLURHSVESFARREPGUUHFEENNEBTRPAFTEREOAELHMORHTUTSYHHERTTESINNSDIEEFLEURIOPEEEEUTAIAEMPTPDEOCOTSMLWFRNSNAMNLSBEORGWRTFEDNI | WE THEREFORE THE REPRESENTATIVES OF THE UNITED STATES OF AMERICA IN GENERAL CONGRESS ASSEMBLED APPEALING TO THE SUPREME JUDGE OF THE WORLD FOR THE RECTITUDE OF OUR INTENTIONS DO SOLEMNLY PUBLISH | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "WARRIOR"
} | intermediate | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
rail-fence-es-044 | MALBOEURBASBEDALPRIJQEODALSEIOVOPIO | MALBOEURBASBEDALPRIJQEODALSEIOVOPIO | MAS SABE EL DIABLO POR VIEJO QUE POR DIABLO | rail_fence | rail_fence | transposition | {
"type": "shift",
"value": 3
} | intermediate | es | 35 | 35 | cipher_museum | 0.2 | public | null | null |
hill-v3-0447 | GCPMNBPKXWKZEWSWCQSFJT | GCPMNBPKXWKZEWSWCQSFJT | SONS OF LIBERTY ASSEMBLE | hill | hill | polygraphic | {
"a": 11,
"b": 3,
"c": 2,
"d": 5
} | advanced | en | 22 | 22 | cipher_museum | 2.0 | public | null | null |
vic-v3-0176 | 90834868593488890859080454826904809085908349101904808990690489795908342850899019091901850688488489488924809085908348990690489 | 90834868593488890859080454826904809085908349101904808990690489795908342850899019091901850688488489488924809085908348990690489 | THE POWERS NOT DELEGATED TO THE UNITED STATES BY THE CONSTITUTION ARE RESERVED TO THE STATES | vic | vic | substitution | {
"type": "keyword",
"value": "NICKEL"
} | advanced | en | 125 | 125 | cipher_museum | 2.0 | public | null | null |
bifid-v3-0146 | EFOABVROKDRGZFANSFXSPCFFDRSRCAFMFDRFNBAVXEGZHCZWAAWDOIPNZWCPSZHNAXWDPSZX | EFOABVROKDRGZFANSFXSPCFFDRSRCAFMFDRFNBAVXEGZHCZWAAWDOIPNZWCPSZHNAXWDPSZX | TWO ROADS DIVERGED IN A YELLOW WOOD AND SORRY I COULD NOT TRAVEL BOTH AND BE ONE TRAVELER | bifid | bifid | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
nihilist-v3-0190 | 43 56 35 47 39 87 49 83 29 55 35 39 56 76 52 48 38 28 66 63 86 46 37 26 59 48 65 59 72 29 67 35 67 83 80 53 56 35 47 39 87 47 86 29 39 35 58 56 88 73 30 48 56 56 66 77 74 29 29 55 37 66 86 76 47 37 25 37 53 49 73 38 55 39 59 56 78 42 29 29 26 66 63 77 54 66 55 26 56 54 49 56 36 47 28 67 57 57 73 46 46 29 48 94 47 52 38... | 43 56 35 47 39 87 49 83 29 55 35 39 56 76 52 48 38 28 66 63 86 46 37 26 59 48 65 59 72 29 67 35 67 83 80 53 56 35 47 39 87 47 86 29 39 35 58 56 88 73 30 48 56 56 66 77 74 29 29 55 37 66 86 76 47 37 25 37 53 49 73 38 55 39 59 56 78 42 29 29 26 66 63 77 54 66 55 26 56 54 49 56 36 47 28 67 57 57 73 46 46 29 48 94 47 52 38... | IN THE SEVENTEENTH CENTURY ISAAC NEWTON SYNTHESIZED THE WORK OF COPERNICUS GALILEO AND KEPLER INTO A UNIFIED THEORY OF GRAVITATION THAT EXPLAINED BOTH THE FALL OF APPLES AND THE ORBITS OF PLANETS | nihilist | nihilist | fractionation | {
"polybius": "LIBERTY",
"keyword": "FREEDOM"
} | advanced | en | 328 | 491 | cipher_museum | 2.0 | public | null | null |
kryptos-v2-0288 | GTCIVENRJEIYEO | GTCIVENRJEIYEO | LIBERTY OR DEATH | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "VIRTUAL"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
kama-sutra-v3-0281 | VMTFFTX WGT EQT LTTO SKG EQTN FQWMM ZYQTGZE EQT TWGEQ WYX EQT JTWUTLWOTGF FQWMM VT UWMMTX FKYF | VMTFFTX WGT EQT LTTO SKG EQTN FQWMM ZYQTGZE EQT TWGEQ WYX EQT JTWUTLWOTGF FQWMM VT UWMMTX FKYF | BLESSED ARE THE MEEK FOR THEY SHALL INHERIT THE EARTH AND THE PEACEMAKERS SHALL BE CALLED SONS | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "INDIA"
} | intermediate | en | 78 | 94 | cipher_museum | 2.0 | public | null | null |
adfgx-v2-0585 | DXAXFDXDDGAXDDGXAAADDXGXFXAGDFGXGGDFAAFDDDXGGGDXDGDGDAXXDGGGDGXDAADFXAAGXDDXGXXDXGDFXAFGXAADAFAAXGFFDGGAFAXADADADXGAXDAGDADAFGADGDAFXFAAGFADAGXFXDAAXDDGXADDXDXDFXXGFAFGXDGXAFGGFGGGAFFAGAXGXGAAAGGXXXGXFXXFGADAGAGXGXFXAXDXFXXADAGXAXAXDXDAAGDXDGAAGGFDGDAADXXXXDGDADFGADAFXAGDAAAADDDXDAGGADGAGGXGXGDFGDFFAAAGFGAAAGGADXGDGAAG... | DXAXFDXDDGAXDDGXAAADDXGXFXAGDFGXGGDFAAFDDDXGGGDXDGDGDAXXDGGGDGXDAADFXAAGXDDXGXXDXGDFXAFGXAADAFAAXGFFDGGAFAXADADADXGAXDAGDADAFGADGDAFXFAAGFADAGXFXDAAXDDGXADDXDXDFXXGFAFGXDGXAFGGFGGGAFFAGAXGXGAAAGGXXXGXFXXFGADAGAGXGXFXAXDXFXXADAGXAXAXDXDAAGDXDGAAGGFDGDAADXXXXDGDADFGADAFXAGDAAAADDDXDAGGADGAGGXGXGDFGDFFAAAGFGAAAGGADXGDGAAG... | THE GREAT CIPHER OF LOUIS XIV INVENTED BY ANTOINE AND BONAVENTURE ROSSIGNOL USED A NOMENCLATOR OF OVER FIVE HUNDRED NUMBERS REPRESENTING SYLLABLES WORDS AND NULLS AND REMAINED UNBROKEN FOR TWO CENTURIES | adfgx | adfgx | fractionation | {
"polybius": "WISDOM",
"columnar": "COURAGE"
} | advanced | en | 344 | 344 | cipher_museum | 2.0 | public | null | null |
cda-0002170 | EOEOR TEULR SLETD THMEM CUDRA CUAAE RPLLD XEUOA SSRTL IINHA TSOUG AUDSN HWHEE ISMNA HTKSU HOEHA PBRS | EOEOR TEULR SLETD THMEM CUDRA CUAAE RPLLD XEUOA SSRTL IINHA TSOUG AUDSN HWHEE ISMNA HTKSU HOEHA PBRS | THE ARCHITECTURE SHOULD MAKE MISUSE HARDER HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS | double_transposition | double_transposition | null | {
"key1": "LIBERTY",
"key2": "PATTERN"
} | hard | en | 84 | 84 | synthetic_educational | null | null | [
"key_length_search",
"anagram_recovery"
] | Double columnar transposition: apply columnar twice for stronger security. |
fractionated-morse-v2-0165 | MKTQHBRJQQLMEQQRTAFQVVARDAHSGA | MKTQHBRJQQLMEQQRTAFQVVARDAHSGA | TORPEDO AWAY ALL HANDS BRACE | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 30 | 30 | cipher_museum | 2.0 | public | null | null |
nomenclator-v2-0031 | 22 05 14 09 22 09 04 09 22 09 03 09 | 22 05 14 09 22 09 04 09 22 09 03 09 | VENI VIDI VICI | nomenclator | nomenclator | nomenclator | {
"type": "none",
"value": null
} | expert | en | 24 | 35 | cipher_museum | 2.0 | public | null | null |
bifid-v2-0367 | MVRVDFCUEMQLBC | MVRVDFCUEMQLBC | COVER MY RETREAT | bifid | bifid | fractionation | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
bifid-v2-0180 | FROSGVSGVRSHRRDRHTLSMHEGEFSIEOBBKFMRBOGDOWEYDALYANVSWGAYOCANAVXLXVVODWCLIO | FROSGVSGVRSHRRDRHTLSMHEGEFSIEOBBKFMRBOGDOWEYDALYANVSWGAYOCANAVXLXVVODWCLIO | FOR GOD SO LOVED THE WORLD THAT HE GAVE HIS ONLY SON THAT WHOEVER BELIEVES SHALL NOT PERISH | bifid | bifid | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
hill-v2-0064 | MJUUTGEPPYZSOJCMOXDVYLJIHKPYHXFMCBBGNNFWBKEPHRJIHKWSJYCBTFTZNNXARCLDDVNMQINJ | MJUUTGEPPYZSOJCMOXDVYLJIHKPYHXFMCBBGNNFWBKEPHRJIHKWSJYCBTFTZNNXARCLDDVNMQINJ | TRUST IN THE LORD WITH ALL THINE HEART AND LEAN NOT UNTO THINE OWN UNDERSTANDING IN ALL WAYS | hill | hill | polygraphic | {
"a": 3,
"b": 5,
"c": 2,
"d": 9
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
cda-0013522 | Γ ┘· ─ ┘· K r ┘· ─ ⌐· X· X L ┘· ¬ ⌐· X· X r ⌐ K Γ· ┘· ─ ⌒ Γ· K r· L ─ r ┌· ⌒· ┐· K Γ· ┘· ─ | Γ ┘· ─ ┘· K r ┘· ─ ⌐· X· X L ┘· ¬ ⌐· X· X r ⌐ K Γ· ┘· ─ ⌒ Γ· K r· L ─ r ┌· ⌒· ┐· K Γ· ┘· ─ | DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION | pigpen | pigpen | null | {} | easy | en | 14 | 14 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
geez-monastic-113 | SOXGYTXUWOROQKCOXFKYAFXFOFOPZOCTDPSSPCQXFOTXPITAKQPINDKIOZOI | SOXGYTXUWOROQKCOXFKYAFXFOFOPZOCTDPSSPCQXFOTXPITAKQPINDKIOZOI | LET JUSTICE BE DONE THOUGH THE HEAVENS FALL AND THE STARS GO DARK FOREVER | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
red-type-a-v3-0133 | MTOXUPJIINWISYMUZOPP | MTOXUPJIINWISYMUZOPP | THE REDCOATS ARE COMING | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "YAMATO"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
commercial-code-v3-0065 | BABAB ZUZUZ CAZUZ BAZUZ ZAZUZ ZAZUZ PAZUZ GAZUZ XUZUZ CABAB ZUZUZ JAZUZ GAZUZ ZAZUZ ZAZUZ GEZUZ XAZUZ CAZUZ BEZUZ WAZUZ JAZUZ XUZUZ ZUZUZ PAZUZ BAZUZ XAZUZ ZAZUZ GAZUZ FAZUZ XUZUZ ZUZUZ ZAZUZ KAZUZ WAZUZ GAZUZ GAZUZ XUZUZ ZUZUZ FAZUZ BAZUZ GEZUZ XAZUZ XUZUZ DABAB ZUZUZ DAZUZ SAZUZ XAZUZ ZAZUZ XUZUZ MOBAB ZUZUZ HAZUZ LA... | BABAB ZUZUZ CAZUZ BAZUZ ZAZUZ ZAZUZ PAZUZ GAZUZ XUZUZ CABAB ZUZUZ JAZUZ GAZUZ ZAZUZ ZAZUZ GEZUZ XAZUZ CAZUZ BEZUZ WAZUZ JAZUZ XUZUZ ZUZUZ PAZUZ BAZUZ XAZUZ ZAZUZ GAZUZ FAZUZ XUZUZ ZUZUZ ZAZUZ KAZUZ WAZUZ GAZUZ GAZUZ XUZUZ ZUZUZ FAZUZ BAZUZ GEZUZ XAZUZ XUZUZ DABAB ZUZUZ DAZUZ SAZUZ XAZUZ ZAZUZ XUZUZ MOBAB ZUZUZ HAZUZ LA... | THE BATTLE OF GETTYSBURG LASTED THREE DAYS AND COST OVER FIFTY THOUSAND CASUALTIES TOTAL | commercial_code | commercial_code | codebook | {
"type": "none",
"value": null
} | expert | en | 435 | 521 | cipher_museum | 2.0 | public | null | null |
red-type-a-v2-0319 | UCDMELOHELNAGSFIXCLOANORVKIVIYPOJACTSSOIUKBWYGHKAMLHECSWYWULOTQQOKAXEITQIIV | UCDMELOHELNAGSFIXCLOANORVKIVIYPOJACTSSOIUKBWYGHKAMLHECSWYWULOTQQOKAXEITQIIV | IN THE BEGINNING GOD CREATED THE HEAVEN AND THE EARTH AND DARKNESS WAS UPON THE FACE OF DEEP | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "TOKYO"
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
cda-0019332 | 44 23 15 42 11 24 31 21 15 33 13 15 13 24 35 23 15 42 52 42 24 44 15 43 44 15 53 44 24 33 11 55 24 22 55 11 22 35 11 44 44 15 42 33 14 24 22 42 11 35 23 11 33 14 44 42 24 22 42 11 35 23 21 42 15 41 45 15 33 13 24 15 43 15 53 35 34 43 15 43 24 32 35 31 15 13 24 35 23 15 42 43 23 24 43 44 34 42 24 13 11 31 13 24 35 23 15... | 44 23 15 42 11 24 31 21 15 33 13 15 13 24 35 23 15 42 52 42 24 44 15 43 44 15 53 44 24 33 11 55 24 22 55 11 22 35 11 44 44 15 42 33 14 24 22 42 11 35 23 11 33 14 44 42 24 22 42 11 35 23 21 42 15 41 45 15 33 13 24 15 43 15 53 35 34 43 15 43 24 32 35 31 15 13 24 35 23 15 42 43 23 24 43 44 34 42 24 13 11 31 13 24 35 23 15... | THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH HONESTLY | polybius | polybius | null | {} | hard | en | 200 | 200 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
cda-0013450 | 8 9 12 12 3 9 16 8 5 18 21 19 5 19 12 9 14 5 1 18 1 12 7 5 2 18 1 20 15 5 14 3 18 25 16 20 2 12 15 3 11 19 15 6 12 5 20 20 5 18 19 20 8 5 16 12 1 25 6 1 9 18 3 9 16 8 5 18 5 14 3 18 25 16 20 19 16 1 9 18 19 15 6 12 5 20 20 5 18 19 19 9 13 21 12 20 1 14 5 15 21 19 12 25 1 20 2 1 19 8 5 14 3 15 4 5 19 2 25 18 5 22 5 18 1... | 8 9 12 12 3 9 16 8 5 18 21 19 5 19 12 9 14 5 1 18 1 12 7 5 2 18 1 20 15 5 14 3 18 25 16 20 2 12 15 3 11 19 15 6 12 5 20 20 5 18 19 20 8 5 16 12 1 25 6 1 9 18 3 9 16 8 5 18 5 14 3 18 25 16 20 19 16 1 9 18 19 15 6 12 5 20 20 5 18 19 19 9 13 21 12 20 1 14 5 15 21 19 12 25 1 20 2 1 19 8 5 14 3 15 4 5 19 2 25 18 5 22 5 18 1... | HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY ATBASH ENCODES BY REVERSING THE ALPHABET DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS | aeneas_tacticus | aeneas_tacticus | null | {} | hard | en | 187 | 187 | synthetic_educational | null | null | [
"sequential_number_decode",
"frequency_analysis"
] | Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26. |
cda-0013328 | 44 23 15 11 42 13 23 24 44 15 13 44 45 42 15 43 23 34 45 31 14 32 11 25 15 32 24 43 45 43 15 23 11 42 14 15 42 44 23 15 21 34 45 42 43 41 45 11 42 15 13 24 35 23 15 42 45 43 15 43 44 52 34 25 15 54 52 34 42 14 35 34 31 54 12 24 45 43 43 41 45 11 42 15 43 21 42 24 15 14 32 11 33 15 43 44 24 32 11 44 15 14 25 15 54 31 15... | 44 23 15 11 42 13 23 24 44 15 13 44 45 42 15 43 23 34 45 31 14 32 11 25 15 32 24 43 45 43 15 23 11 42 14 15 42 44 23 15 21 34 45 42 43 41 45 11 42 15 13 24 35 23 15 42 45 43 15 43 44 52 34 25 15 54 52 34 42 14 35 34 31 54 12 24 45 43 43 41 45 11 42 15 43 21 42 24 15 14 32 11 33 15 43 44 24 32 11 44 15 14 25 15 54 31 15... | THE ARCHITECTURE SHOULD MAKE MISUSE HARDER THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION HONESTLY | polybius | polybius | null | {} | hard | en | 188 | 188 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
enigma-v2-0125 | PZUAEXFKDCMFWVXPGCJPPSYTFCDXFEBVALBXEDUYTOXIVAUFXXXXQOHSNEBJHKRZWJPAZIWKDDDZFCPUEAIEYDNZWBGDMKTKJWVFMMFJWMNPKQIRVPTKFOBAWQXKCPJKYFYTRUIJXFCFQGZQTJWOMHUFIXDYZWMCADDTWWHXJRZE | PZUAEXFKDCMFWVXPGCJPPSYTFCDXFEBVALBXEDUYTOXIVAUFXXXXQOHSNEBJHKRZWJPAZIWKDDDZFCPUEAIEYDNZWBGDMKTKJWVFMMFJWMNPKQIRVPTKFOBAWQXKCPJKYFYTRUIJXFCFQGZQTJWOMHUFIXDYZWMCADDTWWHXJRZE | THE GREAT CIPHER OF LOUIS XIV INVENTED BY ANTOINE AND BONAVENTURE ROSSIGNOL USED A NOMENCLATOR OF OVER FIVE HUNDRED NUMBERS REPRESENTING SYLLABLES WORDS AND NULLS AND REMAINED UNBROKEN FOR TWO CENTURIES | enigma | enigma | machine | {
"type": "rotor_start",
"value": "ABC"
} | expert | en | 172 | 172 | cipher_museum | 2.0 | public | null | null |
enigma-v2-0450 | ZIBBCNULLJGAZRBMRRTUQDBVMMQVPLQTSPMBOETKTNTEZJRXECITEQIQZAMLJHFRVPLNI | ZIBBCNULLJGAZRBMRRTUQDBVMMQVPLQTSPMBOETKTNTEZJRXECITEQIQZAMLJHFRVPLNI | IT IS BETTER TO REMAIN SILENT AND BE THOUGHT A FOOL THAN TO SPEAK AND REMOVE ALL DOUBT | enigma | enigma | machine | {
"type": "rotor_start",
"value": "JKL"
} | expert | en | 69 | 69 | cipher_museum | 2.0 | public | null | null |
cda-0007138 | GUS PRFG YSFFBAF FUBJ JUSER GUN ZRGVBR TOVYF GVR YWNEOEL CENFREIRF XABJYNRTR TBE GUR QBZZHAWGL | GUS PRFG YSFFBAF FUBJ JUSER GUN ZRGVBR TOVYF GVR YWNEOEL CENFREIRF XABJYNRTR TBE GUR QBZZHAWGL | THE BEST LESSONS SHOW WHERE THE METHOD FAILS THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY | porta | porta | null | {
"key": "CIPHER"
} | hard | en | 80 | 80 | synthetic_educational | null | null | [] | |
trifid-v3-0304 | OIRSVELUTOIERPBDYDLSCBIJBGLDPLOGVJCYTHN+LIOBIYDNCWKNTYGWMKGVETVNWIXAIOIPBSFBPKTBLQHDYLJBKKCDJOJDB+MWCVCZFOMEBYBPCGEL+STSKTDKOEQPNVEXH+LPRDHIEQE+QYPEDFERRLPLBKAONYRCY | OIRSVELUTOIERPBDYDLSCBIJBGLDPLOGVJCYTHN+LIOBIYDNCWKNTYGWMKGVETVNWIXAIOIPBSFBPKTBLQHDYLJBKKCDJOJDB+MWCVCZFOMEBYBPCGEL+STSKTDKOEQPNVEXH+LPRDHIEQE+QYPEDFERRLPLBKAONYRCY | ULTRA INTELLIGENCE FROM BLETCHLEY PARK GAVE THE ALLIES AN ENORMOUS ADVANTAGE IN WORLD WAR TWO BY REVEALING GERMAN INTENTIONS BEFORE OPERATIONS BEGAN BUT THE SOURCE HAD TO BE PROTECTED AT ALL COSTS | trifid | trifid | fractionation | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 165 | 165 | cipher_museum | 2.0 | public | null | null |
nihilist-v3-0323 | 93 38 47 65 63 65 38 80 74 45 75 38 58 72 57 66 25 58 45 | 93 38 47 65 63 65 38 80 74 45 75 38 58 72 57 66 25 58 45 | MEASURE TWICE CUT ONCE | nihilist | nihilist | fractionation | {
"polybius": "NARODNAYA",
"keyword": "VOLYA"
} | advanced | en | 38 | 56 | cipher_museum | 2.0 | public | null | null |
geez-monastic-v2-0179 | TSTQWYOFPTAFTCOFITBQOLESVIOMZFBVTIIWARXFVPZLZHFWJZAPOSYEFQTBIJTYXHHAEVJIESV | TSTQWYOFPTAFTCOFITBQOLESVIOMZFBVTIIWARXFVPZLZHFWJZAPOSYEFQTBIJTYXHHAEVJIESV | ENEMY FORCES REPORTED MOVING TOWARD GETTYSBURG CAVALRY HAS CONFIRMED THE FULL SIGHTING | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "AXUM"
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
zimmermann-v3-0088 | 99999 90003 90008 90005 90005 90008 90004 99998 00002 99999 90007 90004 90011 90011 90012 90000 90013 99998 99999 90008 90013 90021 90004 90013 90019 90004 90003 99998 99999 90015 90020 90001 90011 90008 90002 99998 99999 90010 90004 90024 99998 99999 90002 90017 90024 90015 90019 90014 90006 90017 90000 90015 90007 90... | 99999 90003 90008 90005 90005 90008 90004 99998 00002 99999 90007 90004 90011 90011 90012 90000 90013 99998 99999 90008 90013 90021 90004 90013 90019 90004 90003 99998 99999 90015 90020 90001 90011 90008 90002 99998 99999 90010 90004 90024 99998 99999 90002 90017 90024 90015 90019 90014 90006 90017 90000 90015 90007 90... | DIFFIE AND HELLMAN INVENTED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX CHANGING EVERYTHING | zimmermann | zimmermann | codebook | {
"type": "none",
"value": null
} | expert | en | 510 | 611 | cipher_museum | 2.0 | public | null | null |
cda-0003255 | NERD HSNQ LNAN YKGV FQNA DSIR OYJS OXPW CVSF F | NERD HSNQ LNAN YKGV FQNA DSIR OYJS OXPW CVSF F | FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS | porta | porta | null | {
"key": "LIBRARY"
} | medium | en | 37 | 37 | synthetic_educational | null | null | [
"kasiski_examination",
"index_of_coincidence"
] | Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt). |
cda-0022018 | Z HGILMT XOZRN MVVWH HGILMT VERWVMXV GSV KOZBUZRI XRKSVI VMXIBKGH KZRIH LU OVGGVIH HRNFOGZMVLFHOB XLOFNMZI GIZMHKLHRGRLM IVZWH XLOFNMH RM PVB LIWVI | Z HGILMT XOZRN MVVWH HGILMT VERWVMXV GSV KOZBUZRI XRKSVI VMXIBKGH KZRIH LU OVGGVIH HRNFOGZMVLFHOB XLOFNMZI GIZMHKLHRGRLM IVZWH XLOFNMH RM PVB LIWVI | A STRONG CLAIM NEEDS STRONG EVIDENCE THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER | atbash | atbash | null | {} | hard | en | 127 | 127 | synthetic_educational | null | null | [
"self_inverse_check",
"frequency_analysis"
] | Atbash maps A↔Z, B↔Y, … and is its own inverse. |
trithemius-v3-0051 | TXQ USFJZ LRFPDTSS YE S RYGHLU VOPF DRI YVZAI T OBIAT EGM NMWSCK BPVK ESJ IM XXP FEOKUCWK | TXQ USFJZ LRFPDTSS YE S RYGHLU VOPF DRI YVZAI T OBIAT EGM NMWSCK BPVK ESJ IM XXP FEOKUCWK | TWO ROADS DIVERGED IN A YELLOW WOOD AND SORRY I COULD NOT TRAVEL BOTH AND BE ONE TRAVELER | trithemius | trithemius | polyalphabetic | {
"type": "none",
"value": null
} | beginner | en | 72 | 89 | cipher_museum | 2.0 | public | null | null |
hist-alberti-de-cifris-001 | LNZC EJBPE ZNEIL | LNZC EJBPE ZNEIL | AMOR VINCIT OMNIA | alberti_disk | alberti_disk | polyalphabetic | {
"outer": "ABCDEFGHILMNOPQRSTVXZ1234",
"inner": "gklnprtvz&xysomqihdba",
"index": "A"
} | advanced | la | 14 | 16 | cipher_museum | 0.2 | public | null | null |
cda-0016593 | 06002 6613 0724 6028 06379 02910 6315 6642 06313 02836 04710 4488 00957 2884 5121 02580 1660 05671 06013 4107 0377 5097 1585 00326 0996 2601 03791 01643 6310 06329 1588 05675 06362 04738 0352 01271 2831 1962 01927 1664 05687 1618 4415 06319 3838 01592 6329 6354 1642 5720 5084 06616 00663 03826 2911 1006 02871 4481 1898... | 06002 6613 0724 6028 06379 02910 6315 6642 06313 02836 04710 4488 00957 2884 5121 02580 1660 05671 06013 4107 0377 5097 1585 00326 0996 2601 03791 01643 6310 06329 1588 05675 06362 04738 0352 01271 2831 1962 01927 1664 05687 1618 4415 06319 3838 01592 6329 6354 1642 5720 5084 06616 00663 03826 2911 1006 02871 4481 1898... | SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN ATBASH ENCODES BY REVERSING THE ALPHABET THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | zimmermann | zimmermann | null | {} | hard | en | 181 | 181 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
scytale-v3-0445 | TEECASRCMNXXHRDOTAEOIGXX | TEECASRCMNXXHRDOTAEOIGXX | THE REDCOATS ARE COMING | scytale | scytale | transposition | {
"type": "integer",
"value": 12
} | intermediate | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
enigma-v3-0587 | QWADDTLPRRALPDRDKFSLLRIMTIMKKVLIUGWDEGMBUIBVOWTAVRKVLBRFTIOFCHXROFDSQPTGI | QWADDTLPRRALPDRDKFSLLRIMTIMKKVLIUGWDEGMBUIBVOWTAVRKVLBRFTIOFCHXROFDSQPTGI | WATSON WE HAVE FOUND THE STRUCTURE OF DNA AND IT IS A DOUBLE HELIX OF BREATHTAKING BEAUTY | enigma | enigma | machine | {
"type": "rotor_start",
"value": "PQR"
} | expert | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
vernam-084 | QYIHTUMVRMC | QYIHTUMVRMC | RALLY AT DAWN | vernam | vernam | stream | {
"type": "pad",
"value": "ZYXWVUTS (repeating)"
} | expert | en | 11 | 11 | cipher_museum | 0.2 | public | null | null |
cda-0006529 | WEWNB GBGSW PFWWV GMFDK FWGSS DNWMS PKVWO | WEWNB GBGSW PFWWV GMFDK FWGSS DNWMS PKVWO | EVERY SYSTEM NEEDS AN HONEST THREAT MODEL | monoalphabetic | monoalphabetic | null | {
"alphabet": "MAIVWQHDTXUOPFKLYNGSJECRBZ"
} | medium | en | 35 | 35 | synthetic_educational | null | null | [
"frequency_analysis",
"pattern_words",
"hill_climbing_lm"
] | Monoalphabetic substitution with an arbitrary 26-letter permutation. |
cda-0019001 | GSGEOBKAIMOQEVERFNWNOITNVDBGRMRSQLWTHDBYITBGDGPCUMYSXSQEJXBSGCKSARMDNPWATIHKTYUOFKOZOCYNGCBIRFLKCJAUCQEHLRBISPKOULFVVFUNAKSCRLDVDHBHRBSKEPYU | GSGEOBKAIMOQEVERFNWNOITNVDBGRMRSQLWTHDBYITBGDGPCUMYSXSQEJXBSGCKSARMDNPWATIHKTYUOFKOZOCYNGCBIRFLKCJAUCQEHLRBISPKOULFVVFUNAKSCRLDVDHBHRBSKEPYU | POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER | vernam | vernam | null | {} | hard | en | 140 | 140 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
adfgx-v2-0068 | AFDXXDGDFGGDFGDAFDXXDFXDGFDGDAAGFADGXAGDADGDAAAFAAFGXXDXXAXGDXXFXDDXXDXXXDFXXAAGDGFAGGADAADDAAGDAAFGFGAGAGAADGFDGAAFFAGAGAAAGFDFFDGAXXDXXFFXXGFFDGAGDDFG | AFDXXDGDFGGDFGDAFDXXDFXDGFDGDAAGFADGXAGDADGDAAAFAAFGXXDXXAXGDXXFXDDXXDXXXDFXXAAGDGFAGGADAADDAAGDAAFGFGAGAGAADGFDGAAFFAGAGAAAGFDFFDGAXXDXXFFXXGFFDGAGDDFG | BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US | adfgx | adfgx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 152 | 152 | cipher_museum | 2.0 | public | null | null |
geheimschreiber-v3-0320 | VUIYPEKHFEOJLOTG | VUIYPEKHFEOJLOTG | THE SENATE DECREES | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "TEUTON"
} | expert | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v2-1048 | QPVUNVUESNRMHTLLSQDUXSWF | QPVUNVUESNRMHTLLSQDUXSWF | NORTH STAR HOLDS FIRM COURSE | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "31416"
} | intermediate | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
playfair-v3-0059 | UGPHCRSCHUGDQKRCKOWDHCBKTYOHRMOPRLHIZPCOFCCKFGKUHMQSNITYFUKOOKOCUCCOHMSUZY | UGPHCRSCHUGDQKRCKOWDHCBKTYOHRMOPRLHIZPCOFCCKFGKUHMQSNITYFUKOOKOCUCCOHMSUZY | THE BATTLE OF BRITAIN RAGED IN THE SKIES ABOVE ENGLAND FOR FOUR MONTHS IN NINETEEN FORTY | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "PALACE"
} | intermediate | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
kryptos-v2-0180 | XBEIVWSOMVMUJQXJYHVLBYGWRYFCQDKRXTUVJNLVTLTUWQZLABYWXWKNYKYXSLLCDTHXILGMFMH | XBEIVWSOMVMUJQXJYHVLBYGWRYFCQDKRXTUVJNLVTLTUWQZLABYWXWKNYKYXSLLCDTHXILGMFMH | ARMY OF THE POTOMAC CROSSES THE RAPPAHANNOCK TONIGHT ABSOLUTE SILENCE IS IMPERATIVE NOW | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "LANGLEY"
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v2-1194 | OTASHFFDEINLETHEOOHNUNOSNSATRRFFLTDAREAEOEOSAOAEEWFUESRDNBWDTRIYTEOAI | OTASHFFDEINLETHEOOHNUNOSNSATRRFFLTDAREAEOEOSAOAEEWFUESRDNBWDTRIYTEOAI | BLOOD SWEAT AND TEARS THESE ARE WHAT I OFFER YOU FOR THE DEFENSE OF OUR ISLAND NATION | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 69 | 69 | cipher_museum | 2.0 | public | null | null |
one-time-pad-037 | DUXOXUAWTBDVIZHVWNBYGNPQIVKXUFZLJGWUHTGXCO | DUXOXUAWTBDVIZHVWNBYGNPQIVKXUFZLJGWUHTGXCO | GIVE ME LIBERTY OR GIVE ME DEATH SAID PATRICK HENRY | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "XMCKLQPOS (repeating)"
} | expert | en | 42 | 42 | cipher_museum | 0.2 | public | null | null |
bacon-cipher-010 | BAABA AABBB AABAA ABBBA AAAAA AAABA ABAAB AAAAA AABBA AABAA ABAAA BAAAB AAABB AABAA ABABA ABAAA BABAA AABAA BAAAA AABAA AAABB | BAABA AABBB AABAA ABBBA AAAAA AAABA ABAAB AAAAA AABBA AABAA ABAAA BAAAB AAABB AABAA ABABA ABAAA BABAA AABAA BAAAA AABAA AAABB | THE PACKAGE IS DELIVERED | bacon_cipher | bacon_cipher | steganography | {
"type": "none",
"value": null
} | beginner | en | 105 | 125 | cipher_museum | 0.2 | public | null | null |
cda-0012136 | DZEH / A-KEH-DI-GLINI / DZEH / GAH / TSAH-AS-ZIH / DIBEH / TSAH-AS-ZIH / DIBEH / THAN-ZIE / DZEH / NA-AS-TSO-SI / TSAH / DZEH / DZEH / BE / DIBEH / WOL-LA-CHEE / TSAH / LIN / A-KHA / TSAH / DZEH / DIBEH / THAN-ZIE / THAN-ZIE... | DZEH / A-KEH-DI-GLINI / DZEH / GAH / TSAH-AS-ZIH / DIBEH / TSAH-AS-ZIH / DIBEH / THAN-ZIE / DZEH / NA-AS-TSO-SI / TSAH / DZEH / DZEH / BE / DIBEH / WOL-LA-CHEE / TSAH / LIN / A-KHA / TSAH / DZEH / DIBEH / THAN-ZIE / THAN-ZIE... | EVERY SYSTEM NEEDS AN HONEST THREAT MODEL | navajo_code | navajo_code | null | {} | hard | en | 192 | 192 | synthetic_educational | null | null | [
"codebook_frequency",
"word_list_attack"
] | Navajo Code Talker cipher: Navajo words represent English letters. |
confederate-vigenere-097 | IQKLQVNQQLVKAWGNMMGUTKIRVPHHMURIIYMTMPTUVP | IQKLQVNQQLVKAWGNMMGUTKIRVPHHMURIIYMTMPTUVP | GIVE ME LIBERTY OR GIVE ME DEATH SAID PATRICK HENRY | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | en | 42 | 42 | cipher_museum | 0.2 | public | null | null |
caesar-v2-0193 | KP VJG DGIKPPKPI IQF ETGCVGF VJG JGCXGP CPF VJG GCTVJ CPF FCTMPGUU YCU WRQP VJG HCEG QH FGGR | KP VJG DGIKPPKPI IQF ETGCVGF VJG JGCXGP CPF VJG GCTVJ CPF FCTMPGUU YCU WRQP VJG HCEG QH FGGR | IN THE BEGINNING GOD CREATED THE HEAVEN AND THE EARTH AND DARKNESS WAS UPON THE FACE OF DEEP | caesar | caesar | substitution | {
"type": "shift",
"value": 2
} | beginner | en | 75 | 92 | cipher_museum | 2.0 | public | null | null |
purple-v2-0076 | QBWEYJCSWUFIZJNHWBNBGPOFXSABUYEUWNINQKISXWBEGZVBUADADEBLHUWSUDRCBQKQIVLFHENGP | QBWEYJCSWUFIZJNHWBNBGPOFXSABUYEUWNINQKISXWBEGZVBUADADEBLHUWSUDRCBQKQIVLFHENGP | ALL UNITS PROCEED TO DESIGNATED RALLY POINTS AND AWAIT FURTHER ORDERS FROM HIGH COMMAND NOW | purple | purple | machine | {
"type": "seed",
"value": "TOKYO"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
cda-0016626 | 6.50.3 17.28.6 5.9.10 14.27.6 1.1.8 1.43.7 6.50.2 17.30.10 12.34.8 16.17.12 20.38.10 6.33.3 14.42.10 5.37.6 12.49.1 11.50.15 6.26.1 3.26.11 3.14.4 10.49.14 9.29.15 18.19.2 6.48.13 2.11.11 8.35.12 19.37.11 9.21.6 13.27.1 18.38.1 15.37.1 12.41.3 3.18.11 1.6.4 5.2.8 2.31.9 16.8.8 9.25.2 7.7.13 1.20.6 1.19.6 8.44.6 10.38.1... | 6.50.3 17.28.6 5.9.10 14.27.6 1.1.8 1.43.7 6.50.2 17.30.10 12.34.8 16.17.12 20.38.10 6.33.3 14.42.10 5.37.6 12.49.1 11.50.15 6.26.1 3.26.11 3.14.4 10.49.14 9.29.15 18.19.2 6.48.13 2.11.11 8.35.12 19.37.11 9.21.6 13.27.1 18.38.1 15.37.1 12.41.3 3.18.11 1.6.4 5.2.8 2.31.9 16.8.8 9.25.2 7.7.13 1.20.6 1.19.6 8.44.6 10.38.1... | THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | book_cipher | book_cipher | null | {} | medium | en | 55 | 55 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
joseon-yeokhak-v2-0140 | DFSGGHVSOHHOQY | DFSGGHVSOHHOQY | PRESS THE ATTACK | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "JOSEON"
} | beginner | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
kryha-v2-0266 | GERBFRBOCIVREX | GERBFRBOCIVREX | PRESS THE ATTACK | kryha | kryha | machine | {
"type": "keyword",
"value": "PRAGUE"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
red-type-a-021 | FVYFCUWGYIFFEFAWYV | FVYFCUWGYIFFEFAWYV | THE BRIDGE IS SECURED | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "TOKYORED"
} | advanced | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
scytale-v2-0543 | TREOWYLHNSRCOPDAAALADBAE | TREOWYLHNSRCOPDAAALADBAE | TORPEDO AWAY ALL HANDS BRACE | scytale | scytale | transposition | {
"type": "integer",
"value": 12
} | intermediate | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
enigma-v2-0115 | QOYORBGLWBNXWDJKHPNUAYBEJOHXWTBXOSNACDBVOSSAKUGRDKVLWXPBJSPLFKCFPHUYQZKUNSCPLJDKHPDKXSDZIXUCGPZHJOAQECEYSMFYIKMPVNPXMAKLHWGYRNCJFYHQJTPNBSJGJSUSHQZOWRJKIYPZBOYPS | QOYORBGLWBNXWDJKHPNUAYBEJOHXWTBXOSNACDBVOSSAKUGRDKVLWXPBJSPLFKCFPHUYQZKUNSCPLJDKHPDKXSDZIXUCGPZHJOAQECEYSMFYIKMPVNPXMAKLHWGYRNCJFYHQJTPNBSJGJSUSHQZOWRJKIYPZBOYPS | YESTERDAY DECEMBER SEVENTH NINETEEN FORTY ONE A DATE WHICH WILL LIVE IN INFAMY THE UNITED STATES OF AMERICA WAS SUDDENLY AND DELIBERATELY ATTACKED BY NAVAL AND AIR FORCES OF THE EMPIRE OF JAPAN | enigma | enigma | machine | {
"type": "rotor_start",
"value": "ABC"
} | expert | en | 161 | 161 | cipher_museum | 2.0 | public | null | null |
cda-0018590 | 813 851 851 842 853 999 806 842 851 852 812 808 857 825 843 839 999 802 841 811 999 811 814 858 813 807 857 824 842 841 999 800 852 814 999 816 862 841 809 801 837 812 841 858 800 833 999 859 843 999 856 812 806 860 851 814 999 854 873 855 859 812 838 856 999 859 851 800 840 854 845 843 854 825 858 826 843 840 999 807 ... | 813 851 851 842 853 999 806 842 851 852 812 808 857 825 843 839 999 802 841 811 999 811 814 858 813 807 857 824 842 841 999 800 852 814 999 816 862 841 809 801 837 812 841 858 800 833 999 859 843 999 856 812 806 860 851 814 999 854 873 855 859 812 838 856 999 859 851 800 840 854 845 843 854 825 858 826 843 840 999 807 ... | ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY TOMORROW | culper_ring | culper_ring | null | {} | hard | en | 211 | 211 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
autokey-v3-0509 | FYZHTFXDIZSEUNALKXHSYLLDYSWMVIYYXCIWEYEFLNTRPNDINTVHGHYAEXKEJNHPRHRXXUHMWVHFLWVAMUDPXHXWIYZXHVSIPIBUWRREIMAUOLPZMTHUDXYIZHFGGNTAEESNXXSMXILZFPZYCLVEXYXNUEVNPXDZYSJXBBJZS | FYZHTFXDIZSEUNALKXHSYLLDYSWMVIYYXCIWEYEFLNTRPNDINTVHGHYAEXKEJNHPRHRXXUHMWVHFLWVAMUDPXHXWIYZXHVSIPIBUWRREIMAUOLPZMTHUDXYIZHFGGNTAEESNXXSMXILZFPZYCLVEXYXNUEVNPXDZYSJXBBJZS | WE HOLD THESE TRUTHS TO BE SELF EVIDENT THAT ALL MEN ARE CREATED EQUAL THAT THEY ARE ENDOWED BY THEIR CREATOR WITH CERTAIN UNALIENABLE RIGHTS THAT AMONG THESE ARE LIFE LIBERTY AND THE PURSUIT OF HAPPINESS | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "JUSTICE"
} | intermediate | en | 169 | 169 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v3-0721 | VOKZXEKXGVMDLZUWWMXEGMPENSYFRSCOVRVGKYJDCUHRCKENEIXMULFYSSOUTJVGFDONWKFYIZSEKKBIEBMCLUMHEKXQTMMDPGALPLESYQVOPVPTDVPFSAZPZBLEWWPENSYAZICXIZMLRDNFUZCEHKEVSDVDYKL | VOKZXEKXGVMDLZUWWMXEGMPENSYFRSCOVRVGKYJDCUHRCKENEIXMULFYSSOUTJVGFDONWKFYIZSEKKBIEBMCLUMHEKXQTMMDPGALPLESYQVOPVPTDVPFSAZPZBLEWWPENSYAZICXIZMLRDNFUZCEHKEVSDVDYKL | THE LORD OUR GOD IS ONE LORD AND THOU SHALT LOVE THE LORD THY GOD WITH ALL THINE HEART AND WITH ALL THY SOUL AND WITH ALL THY MIGHT AND THESE WORDS WHICH I COMMAND THEE THIS DAY SHALL BE IN THINE HEART | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 16
} | expert | en | 159 | 159 | cipher_museum | 2.0 | public | null | null |
adfgvx-v2-0193 | AFFVDGDGGDFDDGFFGVDGAFGADFVAADVAGFGFFGXAFDAVADFXAGADDXDADFGFFGAGAADVDFAXAGDGAVAGDAFDDGFGFXDDAAAVAVFDAXGXDXAXAVDGDGFVFAADDVGGAVFGDAXAXAXFGFGAXDVGDFADVG | AFFVDGDGGDFDDGFFGVDGAFGADFVAADVAGFGFFGXAFDAVADFXAGADDXDADFGFFGAGAADVDFAXAGDGAVAGDAFDDGFGFXDDAAAVAVFDAXGXDXAXAVDGDGFVFAADDVGGAVFGDAXAXAXFGFGAXDVGDFADVG | IN THE BEGINNING GOD CREATED THE HEAVEN AND THE EARTH AND DARKNESS WAS UPON THE FACE OF DEEP | adfgvx | adfgvx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 150 | 150 | cipher_museum | 2.0 | public | null | null |
wheatstone-004 | MTIATZUJRPWQGBAIBONQ | MTIATZUJRPWQGBAIBONQ | RENDEZVOUS AT MIDNIGHT | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "WHEATSTONE"
} | advanced | en | 20 | 20 | cipher_museum | 0.2 | public | null | null |
monoalphabetic-v3-0763 | TDA HMMIA BHIIS | TDA HMMIA BHIIS | THE APPLE FALLS | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "HONOR"
} | beginner | en | 13 | 15 | cipher_museum | 2.0 | public | null | null |
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