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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
adfgx-v2-0330 | DADFFAFGDFXDDAAADFAAGXDAGDDAAXAFADDAAADFGDGAGAAAGFFDDGGXFGGAFFADFAGFAFGDXFFFAAFGXAGDFAFDFXXXDXFXFDXADDAXAFAFGDFDDAFFFGADDDAFDADGFFAFDDADDGDFDGDGAGDGAGDGADDDDADFGAAGDFDF | DADFFAFGDFXDDAAADFAAGXDAGDDAAXAFADDAAADFGDGAGAAAGFFDDGGXFGGAFFADFAGFAFGDXFFFAAFGXAGDFAFDFXXXDXFXFDXADDAXAFAFGDFDDAFFFGADDDAFDADGFFAFDDADDGDFDGDGAGDGAGDGADDDDADFGAAGDFDF | VENONA REVEALED THAT NUMEROUS SOVIET AGENTS HAD PENETRATED THE HIGHEST LEVELS OF THE US GOVERNMENT | adfgx | adfgx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 168 | 168 | cipher_museum | 2.0 | public | null | null |
cda-0013729 | PATTX RNWOR DSHEL PBREA KMONO ALPHA BETIX SUBST ITUTZ ONTHE TRITH EMIUS CIPHE RADVX NCEST HEALP HABET BYONE POSIZ IONEA CHLEX TERTH EENIZ MAMAZ HINEU SEDRO TORST OCREA TEAPO LYALP HABET ICCIZ HERPZ RHAPS | PATTX RNWOR DSHEL PBREA KMONO ALPHA BETIX SUBST ITUTZ ONTHE TRITH EMIUS CIPHE RADVX NCEST HEALP HABET BYONE POSIZ IONEA CHLEX TERTH EENIZ MAMAZ HINEU SEDRO TORST OCREA TEAPO LYALP HABET ICCIZ HERPZ RHAPS | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER PERHAPS | commercial_code | commercial_code | null | {} | hard | en | 170 | 170 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
two-square-v2-0447 | VEBMNADRVEOIFNQNATCTHCROUSSOXFNNRIENTSKEAMENNNARPBDTHEHIGHFQUKNYFKSONDHEUSRQVERNHCNT | VEBMNADRVEOIFNQNATCTHCROUSSOXFNNRIENTSKEAMENNNARPBDTHEHIGHFQUKNYFKSONDHEUSRQVERNHCNT | VENONA REVEALED THAT NUMEROUS SOVIET AGENTS HAD PENETRATED THE HIGHEST LEVELS OF THE US GOVERNMENT | two_square | two_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
wheatstone-v3-0005 | OJSIGQHRQNSFKRQO | OJSIGQHRQNSFKRQO | SOUND THE TRUMPETS | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "TELEGRAPHY"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
one-time-pad-v3-0145 | QPXYXZUBHAEGIROKFKJZJGMJPMDZMMXZIUPTRKGJYAAYJDAHJVEVQLEEXQYKOGRAHWYPWWTMRVZT | QPXYXZUBHAEGIROKFKJZJGMJPMDZMMXZIUPTRKGJYAAYJDAHJVEVQLEEXQYKOGRAHWYPWWTMRVZT | AT THE BATTLE OF MIDWAY AMERICAN DIVE BOMBERS DESTROYED FOUR JAPANESE CARRIERS IN MINUTES | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "QWERTY (repeating)"
} | expert | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
trithemius-v3-0049 | IU YDW F HYQPRE OBZS TRQ BH VLOGK AOF WLJ ISWLUD IRFT IKJBEDJD RGISVHIS GJZXCD FUS RYKQ | IU YDW F HYQPRE OBZS TRQ BH VLOGK AOF WLJ ISWLUD IRFT IKJBEDJD RGISVHIS GJZXCD FUS RYKQ | IT WAS A BRIGHT COLD DAY IN APRIL AND THE CLOCKS WERE STRIKING THIRTEEN ACROSS THE CITY | trithemius | trithemius | polyalphabetic | {
"type": "none",
"value": null
} | beginner | en | 71 | 87 | cipher_museum | 2.0 | public | null | null |
straddling-checkerboard-v3-0268 | 925102422523425222882425420082412122864542522731282822765232122142505212242522387525726210222120017322917312882203 | 925102422523425222882425420082412122864542522731282822765232122142505212242522387525726210222120017322917312882203 | CHARGE OF THE LIGHT BRIGADE INTO THE VALLEY OF DEATH RODE THE SIX HUNDRED BRAVE CAVALIERS | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "RASTONICEL"
} | advanced | en | 114 | 114 | cipher_museum | 2.0 | public | null | null |
cda-0012905 | 00641 01658 00355 6680 1963 04721 5712 06317 02896 6022 6374 2537 01583 5745 01660 00951 2892 5070 05736 4776 00950 0327 03844 4775 01897 06937 02915 02287 1577 4474 01576 05731 1590 00361 4406 01328 1336 01577 01036 5711 7884 05037 6322 6025 02873 06285 05990 1639 3859 1888 01343 04727 04466 4719 6280 01041 4783 4397 ... | 00641 01658 00355 6680 1963 04721 5712 06317 02896 6022 6374 2537 01583 5745 01660 00951 2892 5070 05736 4776 00950 0327 03844 4775 01897 06937 02915 02287 1577 4474 01576 05731 1590 00361 4406 01328 1336 01577 01036 5711 7884 05037 6322 6025 02873 06285 05990 1639 3859 1888 01343 04727 04466 4719 6280 01041 4783 4397 ... | BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION | zimmermann | zimmermann | null | {} | hard | en | 140 | 140 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
noisy-vigenere-telegraph-002 | KIPU AXRHFVVWQGEX OIC IZGMPXXHSHXRRVW | KIPU AXRHFVVWQGEX OIC IZGMPXXHSHXRRVW | SEND REINFORCEMENTS WE ARE GOING TO ADVANCE | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "SECRET"
} | intermediate | en | 34 | 37 | cipher_museum | 0.2 | public | null | null |
cda-0008734 | KADCN OXALN FXATB XWUHF QNWCQ NTNHB YJLNR BBVJU U | KADCN OXALN FXATB XWUHF QNWCQ NTNHB YJLNR BBVJU U | BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL | gronsfeld | gronsfeld | null | {
"key": "99999"
} | medium | en | 41 | 41 | synthetic_educational | null | null | [] | |
affine-v2-0845 | OIN SLSPYBOFY MKFO OF LHHLHHPYLON TVNNY NKPELSNOI JLH VYZFCNANG SX UALYZPH JLKHPYBILR PY OPRN | OIN SLSPYBOFY MKFO OF LHHLHHPYLON TVNNY NKPELSNOI JLH VYZFCNANG SX UALYZPH JLKHPYBILR PY OPRN | THE BABINGTON PLOT TO ASSASSINATE QUEEN ELIZABETH WAS UNCOVERED BY FRANCIS WALSINGHAM IN TIME | affine | affine | substitution | {
"a": 7,
"b": 11
} | beginner | en | 80 | 93 | cipher_museum | 2.0 | public | null | null |
fialka-v3-0206 | GLIPUINKRMNRODMTHGGXNMVKWYIZPOYYUKLIMEUBRKAGXERKVVMSJVKWACNFYCKVBCXSIHVKVAXHYMOIXNKUGEYQSPYNDYJBYKQADHZDSPWGTZKGFKAVPLFMXPXDENZGCQMEBPRGJHMJRUUISZWXAOYGMKXGRSKWHXUQX | GLIPUINKRMNRODMTHGGXNMVKWYIZPOYYUKLIMEUBRKAGXERKVVMSJVKWACNFYCKVBCXSIHVKVAXHYMOIXNKUGEYQSPYNDYJBYKQADHZDSPWGTZKGFKAVPLFMXPXDENZGCQMEBPRGJHMJRUUISZWXAOYGMKXGRSKWHXUQX | 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 | fialka | fialka | machine | {
"type": "seed",
"value": "KREMLIN"
} | expert | en | 165 | 165 | cipher_museum | 2.0 | public | null | null |
chinese-telegraph-048 | 0538 0347 1821 0918 1503 0667 0856 0918 1672 0074 0918 1421 0472 1821 0918 1503 1255 1346 0285 0729 0347 0012 0856 0219 1821 0918 1503 1255 0285 0856 0285 0792 1821 1821 0918 1503 0856 0285 0285 0219 0856 0918 1421 0347 0285 0012 1255 1421 0472 0285 1255 0285 1346 1503 0729 1421 | 0538 0347 1821 0918 1503 0667 0856 0918 1672 0074 0918 1421 0472 1821 0918 1503 1255 1346 0285 0729 0347 0012 0856 0219 1821 0918 1503 1255 0285 0856 0285 0792 1821 1821 0918 1503 0856 0285 0285 0219 0856 0918 1421 0347 0285 0012 1255 1421 0472 0285 1255 0285 1346 1503 0729 1421 | IF YOU KNOW BOTH YOURSELF AND YOUR ENEMY YOU NEED NOT FEAR THE RESULT | chinese_telegraph | chinese_telegraph | codebook | {
"type": "none",
"value": null
} | expert | en | 224 | 279 | cipher_museum | 0.2 | public | null | null |
fractionated-morse-v3-0024 | OPUESVVDDLESXPDBP | OPUESVVDDLESXPDBP | THE WIND IS WITH US | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
cda-0013592 | turns watch outer scout quick upper after radio early clear intel place hence eight roads eight needs cause roads years phase track south depth inner | turns watch outer scout quick upper after radio early clear intel place hence eight roads eight needs cause roads years phase track south depth inner | TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS THE VIGENERE CIPHER USES A REPEATING KEYWORD HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS | null_cipher | null_cipher | null | {} | hard | en | 125 | 125 | synthetic_educational | null | null | [
"acrostic_detection",
"first_letter_extraction"
] | Null/steganographic cipher: hidden message formed by first letters of words. |
kryptos-v3-0049 | UMTLETHIVWNRINXQITBPKLBXUOHPIRQZJRDSSQTUSBFMBZOFZREXQXDZMPFSANGJCELWVHA | UMTLETHIVWNRINXQITBPKLBXUOHPIRQZJRDSSQTUSBFMBZOFZREXQXDZMPFSANGJCELWVHA | IT WAS A BRIGHT COLD DAY IN APRIL AND THE CLOCKS WERE STRIKING THIRTEEN ACROSS THE CITY | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "SHADOW"
} | advanced | en | 71 | 71 | cipher_museum | 2.0 | public | null | null |
enigma-v2-0391 | GIYZUBBQFOOJD | GIYZUBBQFOOJD | STAY THE COURSE | enigma | enigma | machine | {
"type": "rotor_start",
"value": "JKL"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
vernam-v2-0086 | TIGNEXOZSRDPEGTXDUKKYKAXRDDTGTYJTJMBDZPRHTHDAGYODBIDYMGQKYNVNJFTSRBTHVUBJCAOIDY | TIGNEXOZSRDPEGTXDUKKYKAXRDDTGTYJTJMBDZPRHTHDAGYODBIDYMGQKYNVNJFTSRBTHVUBJCAOIDY | THE KASISKI TEST FINDS REPEATED SEQUENCES TO DETERMINE THE KEY LENGTH OF A VIGENERE CIPHER KEY | vernam | vernam | stream | {
"type": "pad",
"value": "ABCDEFGH (repeating)"
} | expert | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
adfgx-v3-0098 | FFDDGGGFGAAADDDDADADAGGFDDDAXAAGXXGAAADXXAXAGF | FFDDGGGFGAAADDDDADADAGGFDDDAXAAGXXGAAADXXAXAGF | ROME WAS NOT BUILT IN ONE DAY | adfgx | adfgx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 46 | 46 | cipher_museum | 2.0 | public | null | null |
book-cipher-016 | 11.1 5.1 53.1 1.1 24.1 53.1 15.1 58.1 24.1 53.1 4.1 6.1 10.1 5.1 1.1 | 11.1 5.1 53.1 1.1 24.1 53.1 15.1 58.1 24.1 53.1 4.1 6.1 10.1 5.1 1.1 | FORWARD MARCH NOW | book_cipher | book_cipher | codebook | {
"type": "none",
"value": null
} | expert | en | 54 | 68 | cipher_museum | 0.2 | public | null | null |
adfgx-v2-0264 | XFDDFFGFDAGXAADXAAAFAAFDXFDFAFAGDGGGDF | XFDDFFGFDAGXAADXAAAFAAFDXFDFAFAGDGGGDF | WISDOM GUARDS THE GATE | adfgx | adfgx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 38 | 38 | cipher_museum | 2.0 | public | null | null |
slidex-v2-0315 | SJZUGXGKQOSKYXNOGMXPYXLFMMNMTPTRYOSOIHGKGQLFKNWIDQPWKQFRDQWYEPSLSHEWJMXCEP | SJZUGXGKQOSKYXNOGMXPYXLFMMNMTPTRYOSOIHGKGQLFKNWIDQPWKQFRDQWYEPSLSHEWJMXCEP | FOR GOD SO LOVED THE WORLD THAT HE GAVE HIS ONLY SON THAT WHOEVER BELIEVES SHALL NOT PERISH | slidex | slidex | transposition | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
nomenclator-v2-0100 | 12 01 22 09 04 01 05 19 19 21 05 14 15 25 12 15 19 19 21 05 14 15 19 19 21 05 14 15 19 19 15 14 16 01 18 01 20 15 04 15 19 12 15 19 17 21 05 22 09 22 05 14 02 01 10 15 05 12 03 09 05 12 15 05 20 05 18 14 15 | 12 01 22 09 04 01 05 19 19 21 05 14 15 25 12 15 19 19 21 05 14 15 19 19 21 05 14 15 19 19 15 14 16 01 18 01 20 15 04 15 19 12 15 19 17 21 05 22 09 22 05 14 02 01 10 15 05 12 03 09 05 12 15 05 20 05 18 14 15 | LA VIDA ES SUENO Y LOS SUENOS SUENOS SON PARA TODOS LOS QUE VIVEN BAJO EL CIELO ETERNO | nomenclator | nomenclator | nomenclator | {
"type": "none",
"value": null
} | expert | en | 138 | 206 | cipher_museum | 2.0 | public | null | null |
zimmermann-v3-0038 | 99999 90012 90004 90000 90018 90020 90017 90004 99998 99999 90019 90022 90008 90002 90004 99998 99999 90002 90020 90019 99998 99999 90014 90013 90002 90004 99998 | 99999 90012 90004 90000 90018 90020 90017 90004 99998 99999 90019 90022 90008 90002 90004 99998 99999 90002 90020 90019 99998 99999 90014 90013 90002 90004 99998 | MEASURE TWICE CUT ONCE | zimmermann | zimmermann | codebook | {
"type": "none",
"value": null
} | expert | en | 135 | 161 | cipher_museum | 2.0 | public | null | null |
cda-0014732 | ⟨w20⟩ ⟨a19⟩ ⟨a19⟩ ⟨w10⟩ ⟨a19⟩ ⟨w14⟩ ⟨w10⟩ ⟨a19⟩ ⟨a19⟩ ⟨w20⟩ ⟨w14⟩ ⟨a25⟩ ⟨w32⟩ ⟨w10⟩ ⟨a07⟩ ⟨w08⟩ ⟨a07⟩ ⟨a17⟩ ⟨a17⟩ ⟨w20⟩ ⟨a25⟩ ⟨w20⟩ ⟨w14⟩ ⟨a25⟩ ⟨w32⟩ ⟨w10⟩ ⟨a07⟩ ⟨w08⟩ ⟨a19⟩ ⟨w20⟩ ⟨a23⟩ ⟨w28⟩ ⟨a07⟩ ⟨a17⟩ ⟨w08⟩ ⟨w04⟩ ⟨w20⟩ ⟨a07⟩ ⟨a25⟩ ⟨w08⟩ ⟨a01⟩ ⟨a25⟩ ⟨w10⟩ ⟨w22⟩ ⟨w20⟩ ⟨w14⟩ ⟨w28⟩ ⟨a19⟩ ⟨w20⟩ ⟨w22⟩ ⟨w40⟩ ⟨w22⟩ ⟨a25⟩ ⟨w... | ⟨w20⟩ ⟨a19⟩ ⟨a19⟩ ⟨w10⟩ ⟨a19⟩ ⟨w14⟩ ⟨w10⟩ ⟨a19⟩ ⟨a19⟩ ⟨w20⟩ ⟨w14⟩ ⟨a25⟩ ⟨w32⟩ ⟨w10⟩ ⟨a07⟩ ⟨w08⟩ ⟨a07⟩ ⟨a17⟩ ⟨a17⟩ ⟨w20⟩ ⟨a25⟩ ⟨w20⟩ ⟨w14⟩ ⟨a25⟩ ⟨w32⟩ ⟨w10⟩ ⟨a07⟩ ⟨w08⟩ ⟨a19⟩ ⟨w20⟩ ⟨a23⟩ ⟨w28⟩ ⟨a07⟩ ⟨a17⟩ ⟨w08⟩ ⟨w04⟩ ⟨w20⟩ ⟨a07⟩ ⟨a25⟩ ⟨w08⟩ ⟨a01⟩ ⟨a25⟩ ⟨w10⟩ ⟨w22⟩ ⟨w20⟩ ⟨w14⟩ ⟨w28⟩ ⟨a19⟩ ⟨w20⟩ ⟨w22⟩ ⟨w40⟩ ⟨w22⟩ ⟨a25⟩ ⟨w... | ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS | babington | babington | null | {} | medium | en | 56 | 56 | synthetic_educational | null | null | [
"nomenclator_frequency",
"symbol_mapping"
] | Babington nomenclator: symbol tokens ⟨wNN⟩/⟨aNN⟩ used in the 1586 Babington Plot. |
trithemius-v3-0034 | OMF LVTTZQMOD TBZSI | OMF LVTTZQMOD TBZSI | OLD IRONSIDES HOLDS | trithemius | trithemius | polyalphabetic | {
"type": "none",
"value": null
} | beginner | en | 17 | 19 | cipher_museum | 2.0 | public | null | null |
one-time-pad-v3-0139 | IYMVGAYEWIHGXYXLUSRHLPDTYMCAEEWPYTWVIGQBOAQYFSPEDFAOUEWSEGHLGPIVDQHLADPHKUOFVZ | IYMVGAYEWIHGXYXLUSRHLPDTYMCAEEWPYTWVIGQBOAQYFSPEDFAOUEWSEGHLGPIVDQHLADPHKUOFVZ | SCIENCE WITHOUT RELIGION IS LAME AND RELIGION WITHOUT SCIENCE IS BLIND SAID ALBERT EINSTEIN | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "QWERTY (repeating)"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
solitaire-v3-0177 | FQNSUKLNITTUFJQODDWKKWAXWWVDYQWXNABMFJUVKOFEMAKVAEALSSFTVDNTECRYMRFURVPBHZEXTE | FQNSUKLNITTUFJQODDWKKWAXWWVDYQWXNABMFJUVKOFEMAKVAEALSSFTVDNTECRYMRFURVPBHZEXTE | BLESSED ARE THE MEEK FOR THEY SHALL INHERIT THE EARTH AND THE PEACEMAKERS SHALL BE CALLED SONS | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "SCHNEIER"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
cda-0002463 | YMZYVK EULFIEV ZH GEWEGVOUJ MKE YAQKYZEM | YMZYVK EULFIEV ZH GEWEGVOUJ MKE YAQKYZEM | ATBASH ENCODES BY REVERSING THE ALPHABET | monoalphabetic | monoalphabetic | null | {
"alphabet": "YZLIEDJKOXTAPUFQRGVMBWCNHS"
} | medium | en | 35 | 35 | synthetic_educational | null | null | [
"frequency_analysis",
"pattern_words",
"hill_climbing_lm"
] | Monoalphabetic substitution with an arbitrary 26-letter permutation. |
porta-v2-0753 | ORUQLANKGWKFZVMLGUEREPHEKLBKQWKFZBMHPMBTYEZBCKGOANGRMRWGRPTZMRYABORWBMIFCVQSNMGSWXUGHYEHUJAECVBONSYSBNPYSVYYSJKPYFBORHOOYPMVDYVLGZYEPQYYBBRMSBHXNGTMUWUENBIGRZBMYFM | ORUQLANKGWKFZVMLGUEREPHEKLBKQWKFZBMHPMBTYEZBCKGOANGRMRWGRPTZMRYABORWBMIFCVQSNMGSWXUGHYEHUJAECVBONSYSBNPYSVYYSJKPYFBORHOOYPMVDYVLGZYEPQYYBBRMSBHXNGTMUWUENBIGRZBMYFM | 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 | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "PAPAL"
} | intermediate | en | 163 | 163 | cipher_museum | 2.0 | public | null | null |
trifid-150 | EMZOESDNGQN | EMZOESDNGQN | RALLY AT DAWN | trifid | trifid | fractionation | {
"type": "keyword",
"value": "SECRET"
} | advanced | en | 11 | 11 | cipher_museum | 0.2 | public | null | null |
four-square-v2-0070 | GSVATRHTEATRIGTGOATFRYLPLIACCODVFSCNIANTLIACCOHPTSAUGIINFSFMLUSX | GSVATRHTEATRIGTGOATFRYLPLIACCODVFSCNIANTLIACCOHPTSAUGIINFSFMLUSX | IT WAS THE BEST OF TIMES IT WAS AN AGE OF WISDOM AND AN AGE OF UTTER FOOLISHNESS | four_square | four_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 64 | 64 | cipher_museum | 2.0 | public | null | null |
cda-0013771 | ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨a23⟩ ⟨w10⟩ ⟨w28⟩ ⟨a19⟩ ⟨w22⟩ ⟨w16⟩ ⟨w28⟩ ⟨w08⟩ ⟨a19⟩ ⟨w20⟩ ⟨w14⟩ ⟨w32⟩ ⟨a13⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w28⟩ ⟨w22⟩ ⟨w20⟩ ⟨w22⟩ ⟨a25⟩ ⟨w34⟩ ⟨w10⟩ ⟨w38⟩ ⟨w20⟩ ⟨w40⟩ ⟨w34⟩ ⟨w10⟩ ⟨a19⟩ ⟨a17⟩ ⟨a13⟩ ⟨w10⟩ ⟨a01⟩ ⟨w40⟩ ⟨a11⟩ ⟨w32⟩ ⟨w28⟩ ⟨w22⟩ ⟨w22⟩ ⟨w16⟩ ⟨w28⟩ ⟨w08⟩ ⟨a19⟩ ⟨w20⟩ ⟨w22⟩ ⟨w26⟩ ⟨w10⟩ ⟨w10⟩ ⟨a17⟩ ⟨w20⟩ ⟨a... | ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨a23⟩ ⟨w10⟩ ⟨w28⟩ ⟨a19⟩ ⟨w22⟩ ⟨w16⟩ ⟨w28⟩ ⟨w08⟩ ⟨a19⟩ ⟨w20⟩ ⟨w14⟩ ⟨w32⟩ ⟨a13⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w28⟩ ⟨w22⟩ ⟨w20⟩ ⟨w22⟩ ⟨a25⟩ ⟨w34⟩ ⟨w10⟩ ⟨w38⟩ ⟨w20⟩ ⟨w40⟩ ⟨w34⟩ ⟨w10⟩ ⟨a19⟩ ⟨a17⟩ ⟨a13⟩ ⟨w10⟩ ⟨a01⟩ ⟨w40⟩ ⟨a11⟩ ⟨w32⟩ ⟨w28⟩ ⟨w22⟩ ⟨w22⟩ ⟨w16⟩ ⟨w28⟩ ⟨w08⟩ ⟨a19⟩ ⟨w20⟩ ⟨w22⟩ ⟨w26⟩ ⟨w10⟩ ⟨w10⟩ ⟨a17⟩ ⟨w20⟩ ⟨a... | THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION | babington | babington | null | {} | hard | en | 129 | 129 | synthetic_educational | null | null | [
"nomenclator_frequency",
"symbol_mapping"
] | Babington nomenclator: symbol tokens ⟨wNN⟩/⟨aNN⟩ used in the 1586 Babington Plot. |
rail-fence-v3-0157 | IUOTHIHGNJHSHCAFRAETDNAEIRYEVBOIPSBRDVETFAAEOETANEISUNNMOEOYGTLOHMOHTHJOK | IUOTHIHGNJHSHCAFRAETDNAEIRYEVBOIPSBRDVETFAAEOETANEISUNNMOEOYGTLOHMOHTHJOK | I HAVE NOT YET BEGUN TO FIGHT SAID JOHN PAUL JONES AS THE BONHOMME RICHARD TOOK HEAVY FIRE | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 8
} | intermediate | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
m209-v3-0285 | MLDBZDMBZMTMKYWDMKOXAPQCIBLVRYEQHZMJONAMDIXPPKHUKXPLKDUAMLTQWLXZNQNPNUHVOPKPIQJMPOYMAPCZ | MLDBZDMBZMTMKYWDMKOXAPQCIBLVRYEQHZMJONAMDIXPPKHUKXPLKDUAMLTQWLXZNQNPNUHVOPKPIQJMPOYMAPCZ | TRADECRAFT IS THE ART OF CONDUCTING COVERT OPERATIONS WITHOUT ALERTING THE OPPOSITION TO YOUR PRESENCE | m209 | m209 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 88 | 88 | cipher_museum | 2.0 | public | null | null |
cda-0008975 | VPTT IJLH KQAS KHOH ZEFI CWQS GTYV HFXU SNOD RCFE LMAS GHJI GADB JMTL GPFP UPFU WYEQ LGZQ OVYG KUSE GUER WZTG PDAE GVSQ YWOZ RRTG Z | VPTT IJLH KQAS KHOH ZEFI CWQS GTYV HFXU SNOD RCFE LMAS GHJI GADB JMTL GPFP UPFU WYEQ LGZQ OVYG KUSE GUER WZTG PDAE GVSQ YWOZ RRTG Z | THE MESSAGE WAS HIDDEN BUT NOT SECURE COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER A STRONG CLAIM NEEDS STRONG EVIDENCE | autokey | autokey | null | {
"primer": "CIPHER"
} | hard | en | 105 | 105 | synthetic_educational | null | null | [] | |
homophonic-007 | 97 45 28 57 50 66 41 53 91 22 34 10 22 | 97 45 28 57 50 66 41 53 91 22 34 10 22 | THE KING IS DEAD | homophonic | homophonic | substitution | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | en | 26 | 38 | cipher_museum | 0.2 | public | null | null |
geez-monastic-v3-0019 | LAJPVQAJOYULUNQQJJIU | LAJPVQAJOYULUNQQJJIU | THE ALCHEMIST SUCCEEDS | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "ETHIOPIA"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
chaocipher-v3-0182 | PXKPHJKMFPPVVUFIMEUONFACELROYEWPTXPTKBTAETCUAMDAOSKWSVIDRZTYRHPKNRYQQFDHDUCX | PXKPHJKMFPPVVUFIMEUONFACELROYEWPTXPTKBTAETCUAMDAOSKWSVIDRZTYRHPKNRYQQFDHDUCX | THE DEAD DROP ALLOWS AGENTS TO EXCHANGE INFORMATION WITHOUT MEETING FACE TO FACE IN PUBLIC | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
stager-route-v2-0414 | LTHIBXXERXXTYXXORXXDEXXA | LTHIBXXERXXTYXXORXXDEXXA | LIBERTY OR DEATH | stager_route | stager_route | transposition | {
"type": "integer",
"value": 12
} | expert | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
wheatstone-v2-0227 | DAUTSNEILKDUOARLIIASFKDARWAITWAKKASSTATSZUSNEUTZUKDTRUTZAORDARIFNEZUSLJJAKEIT | DAUTSNEILKDUOARLIIASFKDARWAITWAKKASSTATSZUSNEUTZUKDTRUTZAORDARIFNEZUSLJJAKEIT | DEUTSCHLAND UBER ALLES IN DER WELT WENN ES STETS ZU SCHUTZ UND TRUTZE BRÜDERLICH ZUSAMMENHÄLT | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "LONDON"
} | advanced | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
geheimschreiber-v2-0313 | AYIZMTXWRDZARTXSUQCVZFVZVIHRWFDOLEROMOGVDADFUYZIDKHSLFLLQRLTCXXRAQUJAGYW | AYIZMTXWRDZARTXSUQCVZFVZVIHRWFDOLEROMOGVDADFUYZIDKHSLFLLQRLTCXXRAQUJAGYW | ASK WHAT YOU CAN DO FOR YOUR COUNTRY NOT WHAT YOUR COUNTRY CAN DO FOR YOU TODAY AND ALWAYS | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "GOTHIC"
} | expert | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v2-0006 | HIPHAESLESTSD | HIPHAESLESTSD | THE PASS IS HELD | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "PALACE"
} | intermediate | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-039 | HCEYYQIWAOSTGGMIESCDTRFHUJFUEMEPLQRNWIWSRCM | HCEYYQIWAOSTGGMIESCDTRFHUJFUEMEPLQRNWIWSRCM | FORTUNE FAVORS THE BOLD AND THE BRAVE WHO DARE TO ACT | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "CONFEDERATE"
} | intermediate | en | 43 | 43 | cipher_museum | 0.2 | public | null | null |
kryha-v3-0194 | CNEMPVZFQIQTZOCJVTJAJNEAESYVYINNCMCTITDFYCVMOIGLORTKIRBGBLNQKKSNSUYAVYJCLKDFUT | CNEMPVZFQIQTZOCJVTJAJNEAESYVYINNCMCTITDFYCVMOIGLORTKIRBGBLNQKKSNSUYAVYJCLKDFUT | THE BIRTHDAY PARADOX SHOWS THAT COLLISIONS IN HASH FUNCTIONS OCCUR FAR SOONER THAN EXPECTED | kryha | kryha | machine | {
"type": "keyword",
"value": "VIENNA"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
cda-0013514 | IVPDP CLKUH CFHGL ALXKY JWSLL OSVQK TEXBP PPTNL GEEHE KSX | IVPDP CLKUH CFHGL ALXKY JWSLL OSVQK TEXBP PPTNL GEEHE KSX | THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES | running_key | running_key | null | {} | medium | en | 48 | 48 | synthetic_educational | null | null | [
"index_of_coincidence",
"probable_plaintext"
] | Running-key cipher: Vigenère with a very long key (e.g. a book passage). |
cda-0009781 | GNPHE WFMQY OVZEG UBHYR PSGRF GSRIA QSEFQ FHGWA LWBRR KBTQC VAQVR SBQRZ ROEIE RFYSF HNETE SCINA QLRWG GEWOH FWBAQ ELBHB TENCV MERJN ERGCN GVSNQ NNAQQ OFNSH YGVWA XWAUB OGGSE AICEQ FUSZD PESNX ACABO YCVOP RGVQE IPFGV GGHVB A | GNPHE WFMQY OVZEG UBHYR PSGRF GSRIA QSEFQ FHGWA LWBRR KBTQC VAQVR SBQRZ ROEIE RFYSF HNETE SCINA QLRWG GEWOH FWBAQ ELBHB TENCV MERJN ERGCN GVSNQ NNAQQ OFNSH YGVWA XWAUB OGGSE AICEQ FUSZD PESNX ACABO YCVOP RGVQE IPFGV GGHVB A | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION | porta | porta | null | {
"key": "LIBRARY"
} | hard | en | 186 | 186 | synthetic_educational | null | null | [] | |
cda-0012212 | 2532 02852 03860 3830 1033 02834 5062 02572 01635 05727 06604 6010 01636 6046 03832 2830 4423 1617 00358 05686 00393 3788 2266 01616 0695 5746 0340 06290 4720 1582 4428 01019 5738 7946 05046 06351 00720 3791 04786 00991 3471 06026 4723 1936 3857 01656 06343 06305 01632 05665 6017 05034 04733 3841 7899 00648 02915 06663... | 2532 02852 03860 3830 1033 02834 5062 02572 01635 05727 06604 6010 01636 6046 03832 2830 4423 1617 00358 05686 00393 3788 2266 01616 0695 5746 0340 06290 4720 1582 4428 01019 5738 7946 05046 06351 00720 3791 04786 00991 3471 06026 4723 1936 3857 01656 06343 06305 01632 05665 6017 05034 04733 3841 7899 00648 02915 06663... | HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION | zimmermann | zimmermann | null | {} | hard | en | 187 | 187 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
two-square-v3-0220 | REWBTIONVURGNSMNFOTALFQUBSRPOW | REWBTIONVURGNSMNFOTALFQUBSRPOW | TAXATION WITHOUT REPRESENTATION | two_square | two_square | polygraphic | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 30 | 30 | cipher_museum | 2.0 | public | null | null |
kama-sutra-227 | AWHL ALQL ALRL L RVZW L XVE L RGHDYWCWQ VII LH V XLHOIW TVBBIW | AWHL ALQL ALRL L RVZW L XVE L RGHDYWCWQ VII LH V XLHOIW TVBBIW | VENI VIDI VICI I CAME I SAW I CONQUERED ALL IN A SINGLE BATTLE | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | en | 49 | 62 | cipher_museum | 0.2 | public | null | null |
geez-monastic-v3-0053 | YAPZJBHLRJLCJDNBLHXYDALUPYISHABTPNVSHBJUPULAJCHBAHOOJMYQAPMILHHEAJPZRXYMJ | YAPZJBHLRJLCJDNBLHXYDALUPYISHABTPNVSHBJUPULAJCHBAHOOJMYQAPMILHHEAJPZRXYMJ | I HAVE NOT YET BEGUN TO FIGHT SAID JOHN PAUL JONES AS THE BONHOMME RICHARD TOOK HEAVY FIRE | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "ETHIOPIA"
} | advanced | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
scytale-v3-0561 | TEEERPTASISXXHTLGAHRNMTXXX | TEEERPTASISXXHTLGAHRNMTXXX | THE TELEGRAPH TRANSMITS | scytale | scytale | transposition | {
"type": "integer",
"value": 13
} | intermediate | en | 26 | 26 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v2-0887 | QRGRYVIJLHQDLMG | QRGRYVIJLHQDLMG | CAVALRY ADVANCES | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 17
} | expert | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
caesar-de-048 | IBEJNEGF VZZRE EHPXJNEGF AVZZRE | IBEJNEGF VZZRE EHPXJNEGF AVZZRE | VORWARTS IMMER RUCKWARTS NIMMER | caesar | caesar | substitution | {
"type": "shift",
"value": 13
} | beginner | de | 28 | 31 | cipher_museum | 0.2 | public | null | null |
chinese-telegraph-v2-0003 | 0472 0918 0729 0219 1421 0472 0285 0729 0538 0856 0285 | 0472 0918 0729 0219 1421 0472 0285 0729 0538 0856 0285 | HOLD THE LINE | chinese_telegraph | chinese_telegraph | codebook | {
"type": "none",
"value": null
} | expert | en | 44 | 54 | cipher_museum | 2.0 | public | null | null |
cda-0021630 | 13.1.3 11.4.4 6.4.7 3.5.5 9.2.4 6.3.10 17.3.2 1.1.7 10.5.2 10.5.9 11.1.6 14.3.8 19.1.6 16.5.4 9.1.5 1.3.7 12.4.7 2.5.9 6.6.9 19.5.5 4.5.10 10.2.8 18.3.7 2.2.6 7.5.5 10.4.6 12.5.2 9.2.7 13.6.7 20.3.6 19.2.5 18.3.4 17.2.4 8.4.10 8.1.7 15.3.6 7.6.8 9.2.9 2.3.1 18.6.1 14.4.4 11.2.5 13.3.1 1.5.5 6.1.10 17.1.7 15.6.9 11.5.6 ... | 13.1.3 11.4.4 6.4.7 3.5.5 9.2.4 6.3.10 17.3.2 1.1.7 10.5.2 10.5.9 11.1.6 14.3.8 19.1.6 16.5.4 9.1.5 1.3.7 12.4.7 2.5.9 6.6.9 19.5.5 4.5.10 10.2.8 18.3.7 2.2.6 7.5.5 10.4.6 12.5.2 9.2.7 13.6.7 20.3.6 19.2.5 18.3.4 17.2.4 8.4.10 8.1.7 15.3.6 7.6.8 9.2.9 2.3.1 18.6.1 14.4.4 11.2.5 13.3.1 1.5.5 6.1.10 17.1.7 15.6.9 11.5.6 ... | PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER | arnold_andre | arnold_andre | null | {} | hard | en | 94 | 94 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
slidex-111 | DNOBVIZHCSALOBULLZAKUYWPEWSYOVMHKRESTJJJXYEOWPRQASDCCAUYLTEO | DNOBVIZHCSALOBULLZAKUYWPEWSYOVMHKRESTJJJXYEOWPRQASDCCAUYLTEO | KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT | slidex | slidex | transposition | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
lorenz-v2-0096 | LIBERTGALITFRATERNITOULAIORTCESMPTSDFMNISSENTLAREVOLUXIONFRANAISEDEMILSEPT | LIBERTGALITFRATERNITOULAIORTCESMPTSDFMNISSENTLAREVOLUXIONFRANAISEDEMILSEPT | LIBERTÉ ÉGALITÉ FRATERNITÉ OU LA MORT CES MOTS DÉFINISSENT LA REVOLUTION FRANÇAISE DE MIL SEPT | lorenz | lorenz | machine | {
"type": "seed",
"value": "TUNNY"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
fialka-v2-0088 | GQMLLHRWYBBULVOAIBJEZDLWUFGVKBWFTULBRZLFPTRWABGVKLIOIGSOZITSVCOJHUMKOKBSNFBBWQM | GQMLLHRWYBBULVOAIBJEZDLWUFGVKBWFTULBRZLFPTRWABGVKLIOIGSOZITSVCOJHUMKOKBSNFBBWQM | CLAUDE SHANNON PROVED THAT THE ONE TIME PAD ACHIEVES PERFECT SECRECY WHEN USED CORRECTLY ONCE | fialka | fialka | machine | {
"type": "seed",
"value": "MOSCOW"
} | expert | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
kama-sutra-v2-0029 | BYQULXOL PVUXHZ RUOQCVA | BYQULXOL PVUXHZ RUOQCVA | PATIENCE BRINGS VICTORY | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "SANSKRIT"
} | intermediate | en | 21 | 23 | cipher_museum | 2.0 | public | null | null |
cda-0019008 | K r· L ┐ ⌐ X Γ· X ┐ Γ· L ⌣ ⌐ ┌ Γ· ─ ⌐ K Γ· ┘· ─ ⌐· Γ· ─ Γ X ┌· L ┐· L ⌐ K L Γ K ┌· Γ· ¬· ┌· ⌐ ┌ X Γ· ─ r Γ· ┐· r· L ┌· K L ⌣ K ⌐ X r ⌒· K ⌐ └ L Γ· X ⌐ ┌· ┘· Γ X· X L Γ ¬ ⌒· X ┐· ⌐ ┌· K ⌐ ─ X K ┘· L ─ r ┌· ⌒· ┐· K ┌ L X X ⌐ ¬· L X ┌ ┘· Γ L ┌· ─ L ─ r ┌· ⌒· ┐· K Γ· ┘· ─ Γ· X ─ ┘· K ¬ ┌· ┘· ┐ L ─ ¬ ⌒· └ L K K L ┌· ⌐· ┌· L... | K r· L ┐ ⌐ X Γ· X ┐ Γ· L ⌣ ⌐ ┌ Γ· ─ ⌐ K Γ· ┘· ─ ⌐· Γ· ─ Γ X ┌· L ┐· L ⌐ K L Γ K ┌· Γ· ¬· ┌· ⌐ ┌ X Γ· ─ r Γ· ┐· r· L ┌· K L ⌣ K ⌐ X r ⌒· K ⌐ └ L Γ· X ⌐ ┌· ┘· Γ X· X L Γ ¬ ⌒· X ┐· ⌐ ┌· K ⌐ ─ X K ┘· L ─ r ┌· ⌒· ┐· K ┌ L X X ⌐ ¬· L X ┌ ┘· Γ L ┌· ─ L ─ r ┌· ⌒· ┐· K Γ· ┘· ─ Γ· X ─ ┘· K ¬ ┌· ┘· ┐ L ─ ¬ ⌒· └ L K K L ┌· ⌐· ┌· L... | THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY | pigpen | pigpen | null | {} | medium | en | 55 | 55 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
fractionated-morse-v3-0099 | PWQCTDQUPVLDHSUPOVFSLBQSLDBJFATWSVUHTLLADSSFFNONMTFSLCDDASVWDQFLOPTXESSFLMWVLFJLJPTOFSLOPUBHWSSDLLMVWOCWQDSFNEVSWFFNCTVVJFSLLPTTJEDJMTVJPFWQBJMTOHUHWDSLBPWDBLHUHTOSFUCVTJPDDHWOLMTJPFESJMTFTQNNLCDHUJJLB | PWQCTDQUPVLDHSUPOVFSLBQSLDBJFATWSVUHTLLADSSFFNONMTFSLCDDASVWDQFLOPTXESSFLMWVLFJLJPTOFSLOPUBHWSSDLLMVWOCWQDSFNEVSWFFNCTVVJFSLLPTTJEDJMTVJPFWQBJMTOHUHWDSLBPWDBLHUHTOSFUCVTJPDDHWOLMTJPFESJMTFTQNNLCDHUJJLB | SOCRATES BELIEVED THAT THE UNEXAMINED LIFE IS NOT WORTH LIVING AND THAT WISDOM BEGINS WITH THE ADMISSION OF ONES OWN IGNORANCE THIS APPROACH TO KNOWLEDGE HAS GUIDED WESTERN PHILOSOPHY FOR TWO MILLENNIA | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 201 | 201 | cipher_museum | 2.0 | public | null | null |
cda-0003359 | TRRT PTBH HMTI NBEC DVER RGAA ODSI NRSL RTCE NSEE TDLB CHEE AIWH SEEW OCND SOUB OPEA RECL TSPS MLRE SHEG XAOH NAAA BATE YOIE LOAN ESPW ICIS QPRG IOAT EDRL AFRT CUTE KINT OWSX XOIU TSMI FTDT HRUK YEIT SLLT RYHU AEPA HYPT ISTU ASEE IIEO NSPO LTNX | TRRT PTBH HMTI NBEC DVER RGAA ODSI NRSL RTCE NSEE TDLB CHEE AIWH SEEW OCND SOUB OPEA RECL TSPS MLRE SHEG XAOH NAAA BATE YOIE LOAN ESPW ICIS QPRG IOAT EDRL AFRT CUTE KINT OWSX XOIU TSMI FTDT HRUK YEIT SLLT RYHU AEPA HYPT ISTU ASEE IIEO NSPO LTNX | TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS A TRANSPARENT TOOL SHOULD SHOW ITS REASONING | stager_route | stager_route | null | {
"cols": 7
} | hard | en | 196 | 196 | synthetic_educational | null | null | [
"column_count_search",
"route_pattern_search"
] | Route (Stager) cipher: write into rectangle, read via alternating column route. |
adfgx-019 | AGDXDDDFDXDGAGAAGFFDXGAXXAXGAGGF | AGDXDDDFDXDGAGAAGFFDXGAXXAXGAGGF | NO PRISONERS TAKEN | adfgx | adfgx | fractionation | {
"polybius": "PRIVACY",
"columnar": "GERMAN"
} | advanced | en | 32 | 32 | cipher_museum | 0.2 | public | null | null |
caesar-la-030 | YPH MJHVZ XJINPGDOPM NVBPIOPH ZSKPBIVOPM | YPH MJHVZ XJINPGDOPM NVBPIOPH ZSKPBIVOPM | DUM ROMAE CONSULITUR SAGUNTUM EXPUGNATUR | caesar | caesar | substitution | {
"type": "shift",
"value": 21
} | beginner | la | 36 | 40 | cipher_museum | 0.2 | public | null | null |
confederate-vigenere-258 | TILGHJKRJFYTKMET | TILGHJKRJFYTKMET | BURN AFTER READING | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "SOUTHERN"
} | intermediate | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
m209-v3-0172 | KWANNYYBPVSUXUMTKKXYJRKUQFMAKMYAYSTQULSPLYYJQUIZNKYYWQNIXVPYAQNRMJLDKXBKVXK | KWANNYYBPVSUXUMTKKXYJRKUQFMAKMYAYSTQULSPLYYJQUIZNKYYWQNIXVPYAQNRMJLDKXBKVXK | THE SPEED OF LIGHT IS THE ULTIMATE SPEED LIMIT IN THE UNIVERSE EINSTEIN DEMONSTRATED THIS | m209 | m209 | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v2-0078 | VIDITCVQBAQVXWAQBQWVWNNBPMKWIABIEIQBQVOAQOVITBWKWUUMVKMAPWZMJWUJIZLUMVBIBLIEV | VIDITCVQBAQVXWAQBQWVWNNBPMKWIABIEIQBQVOAQOVITBWKWUUMVKMAPWZMJWUJIZLUMVBIBLIEV | NAVAL UNITS IN POSITION OFF THE COAST AWAITING SIGNAL TO COMMENCE SHORE BOMBARDMENT AT DAWN | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "SEOUL"
} | beginner | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
cda-0016057 | 68 61 66 80 69 29 25 52 57 68 50 77 29 82 82 11 61 61 66 80 69 29 25 82 95 50 11 82 29 52 82 52 80 43 65 66 69 25 80 68 65 36 43 80 82 89 68 80 11 61 65 68 66 50 82 29 52 82 68 29 11 52 68 80 82 76 59 57 66 36 50 29 55 50 29 25 61 59 20 61 66 50 66 59 66 50 69 29 52 50 65 36 82 80 61 77 68 65 82 68 52 36 57 82 66 66 82... | 68 61 66 80 69 29 25 52 57 68 50 77 29 82 82 11 61 61 66 80 69 29 25 82 95 50 11 82 29 52 82 52 80 43 65 66 69 25 80 68 65 36 43 80 82 89 68 80 11 61 65 68 66 50 82 29 52 82 68 29 11 52 68 80 82 76 59 57 66 36 50 29 55 50 29 25 61 59 20 61 66 50 66 59 66 50 69 29 52 50 65 36 82 80 61 77 68 65 82 68 52 36 57 82 66 66 82... | A STRONG CLAIM NEEDS STRONG EVIDENCE CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER PERHAPS | wallis_cipher | wallis_cipher | null | {} | hard | en | 133 | 133 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
vic-v3-0299 | 8549321908223169371833812 | 8549321908223169371833812 | LOWER THE DRAWBRIDGE | vic | vic | substitution | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 25 | 25 | cipher_museum | 2.0 | public | null | null |
solitaire-050 | LBKSILLXSQIUPCMDXUFAFMGMHCLTIOXMKDPBEFUFJAVWLNBGQTATZIN | LBKSILLXSQIUPCMDXUFAFMGMHCLTIOXMKDPBEFUFJAVWLNBGQTATZIN | THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS LIFE OR DEATH | solitaire | solitaire | stream | {
"type": "none",
"value": null
} | expert | en | 55 | 55 | cipher_museum | 0.2 | public | null | null |
porta-v3-0245 | CQRBQPNFUCLNEWJVWYA | CQRBQPNFUCLNEWJVWYA | THE TELESCOPE REVEALS | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "ITALY"
} | intermediate | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
cda-0020069 | CHEOL OXEDO TAINK AIIIN OKALO TEDYO KEEDY QOKEE DYORO RQOKA LQOKE DYOXE D | CHEOL OXEDO TAINK AIIIN OKALO TEDYO KEEDY QOKEE DYORO RQOKA LQOKE DYOXE D | A TRANSPARENT TOOL SHOULD SHOW ITS REASONING | voynich_render | voynich_render | null | {} | medium | en | 61 | 61 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
affine-de-041 | YFS MSNAF UXTFC MDQTG YFQ BNSJ | YFS MSNAF UXTFC MDQTG YFQ BNSJ | DER FRUHE VOGEL FANGT DEN WURM | affine | affine | substitution | {
"type": "keyword",
"value": "7,3"
} | beginner | de | 25 | 30 | cipher_museum | 0.2 | public | null | null |
argenti-v2-0301 | 75 20 11 12 13 63 64 39 42 25 29 24 18 28 77 46 67 71 33 44 69 75 65 42 27 87 39 38 11 57 71 75 88 77 29 58 22 28 42 59 63 33 75 20 11 49 28 44 42 61 11 27 87 39 38 15 77 69 68 59 28 63 86 11 44 87 41 29 43 28 | 75 20 11 12 13 63 64 39 42 25 29 24 18 28 77 46 67 71 33 44 69 75 65 42 27 87 39 38 11 57 71 75 88 77 29 58 22 28 42 59 63 33 75 20 11 49 28 44 42 61 11 27 87 39 38 15 77 69 68 59 28 63 86 11 44 87 41 29 43 28 | THE QUALITY OF MERCY IS NOT STRAINED IT DROPPETH AS THE GENTLE RAIN FROM HEAVEN ABOVE | argenti | argenti | nomenclator | {
"type": "seed",
"value": "VATICAN"
} | expert | en | 140 | 209 | cipher_museum | 2.0 | public | null | null |
cda-0020855 | - .... . / ..-. .-. .. . -.. -- .- -. / - . ... - / ..- ... . ... / - .... . / .. -. -.. . -..- / --- ..-. / -.-. --- .. -. -.-. .. -.. . -. -.-. . / - --- / . ... - .. -- .- - . / -.- . -.-- / .-.. . -. --. - .... | - .... . / ..-. .-. .. . -.. -- .- -. / - . ... - / ..- ... . ... / - .... . / .. -. -.. . -..- / --- ..-. / -.-. --- .. -. -.-. .. -.. . -. -.-. . / - --- / . ... - .. -- .- - . / -.- . -.-- / .-.. . -. --. - .... | THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH | morse_code | morse_code | null | {} | medium | en | 59 | 59 | synthetic_educational | null | null | [
"symbol_decode",
"frequency_analysis"
] | Morse code: dots and dashes; word-separated by / symbol. |
cda-0018300 | 5.30.14 1.41.4 10.49.6 15.14.4 1.4.9 10.18.12 16.30.6 15.33.2 3.38.3 11.42.3 19.43.10 5.1.4 6.7.6 5.39.14 17.14.15 18.48.5 9.15.7 3.25.5 13.35.6 20.40.10 15.6.11 1.15.13 6.33.10 3.39.8 8.42.11 10.50.8 8.41.1 11.17.6 7.46.4 4.47.2 1.12.14 7.39.13 20.23.1 18.4.13 | 5.30.14 1.41.4 10.49.6 15.14.4 1.4.9 10.18.12 16.30.6 15.33.2 3.38.3 11.42.3 19.43.10 5.1.4 6.7.6 5.39.14 17.14.15 18.48.5 9.15.7 3.25.5 13.35.6 20.40.10 15.6.11 1.15.13 6.33.10 3.39.8 8.42.11 10.50.8 8.41.1 11.17.6 7.46.4 4.47.2 1.12.14 7.39.13 20.23.1 18.4.13 | THE INDEX OF COINCIDENCE IS A USEFUL CLUE | book_cipher | book_cipher | null | {} | medium | en | 34 | 34 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
stager-route-v2-0143 | CGEODFOEDLLMEOWSSSXA | CGEODFOEDLLMEOWSSSXA | CODED MESSAGE FOLLOWS | stager_route | stager_route | transposition | {
"type": "integer",
"value": 10
} | expert | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
fialka-v3-0052 | LNWJWRWLKBCHBQDGKMUWABVPSGQWFBUTKWXRGTFQKNIPOLZQUDVKIKXMYFAUPUCZROBDYKULG | LNWJWRWLKBCHBQDGKMUWABVPSGQWFBUTKWXRGTFQKNIPOLZQUDVKIKXMYFAUPUCZROBDYKULG | DO NOT GO GENTLE INTO THAT GOOD NIGHT OLD AGE SHOULD BURN AND RAVE AT CLOSE OF DAY RAGE RAGE | fialka | fialka | machine | {
"type": "seed",
"value": "MOSCOW"
} | expert | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
vic-v2-0099 | 2835808991824283918189491808986839119224851899168090851919078183868390908086912489809312929183186818948648390807808583290808791 | 2835808991824283918189491808986839119224851899168090851919078183868390908086912489809312929183186818948648390807808583290808791 | LIBERTÉ ÉGALITÉ FRATERNITÉ OU LA MORT CES MOTS DÉFINISSENT LA REVOLUTION FRANÇAISE DE MIL SEPT | vic | vic | substitution | {
"type": "keyword",
"value": "HOLLOW"
} | advanced | en | 127 | 127 | cipher_museum | 2.0 | public | null | null |
wallis-cipher-v3-0134 | 90 15 18 46 47 45 54 85 81 91 90 67 84 15 44 25 79 45 91 90 55 63 88 20 76 53 63 66 15 18 45 54 85 81 91 | 90 15 18 46 47 45 54 85 81 91 90 67 84 15 44 25 79 45 91 90 55 63 88 20 76 53 63 66 15 18 45 54 85 81 91 | TAXATION WITHOUT REPRESENTATION | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "ENGLAND"
} | expert | en | 70 | 104 | cipher_museum | 2.0 | public | null | null |
hill-233 | PYSXYKPQWGREFAZCMJAMZJMJPFUINSPWZKKVNNUJVQRNZPEABXZPNDRRFZTX | PYSXYKPQWGREFAZCMJAMZJMJPFUINSPWZKKVNNUJVQRNZPEABXZPNDRRFZTX | LET JUSTICE BE DONE THOUGH THE HEAVENS FALL AND THE STARS GO DARK FOREVER | hill | hill | polygraphic | {
"a": 5,
"b": 3,
"c": 2,
"d": 7
} | advanced | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
cda-0018818 | array miles outer daily early local clear array north carry light alert stage south input final years point above three track enemy raids needs south | array miles outer daily early local clear array north carry light alert stage south input final years point above three track enemy raids needs south | A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN NEVER | null_cipher | null_cipher | null | {} | hard | en | 125 | 125 | synthetic_educational | null | null | [
"acrostic_detection",
"first_letter_extraction"
] | Null/steganographic cipher: hidden message formed by first letters of words. |
diana-v2-0470 | NUHNFLGTANRJOAXOZXDFGHPNEPRUWPTLJBFXEELATWSPUARNUYPWNDHXHBTROPLHWDTJGUTPNRJNRS | NUHNFLGTANRJOAXOZXDFGHPNEPRUWPTLJBFXEELATWSPUARNUYPWNDHXHBTROPLHWDTJGUTPNRJNRS | YOUR MISSION IF YOU CHOOSE TO ACCEPT IT IS TO EXTRACT THE AGENT FROM BEHIND ENEMY LINES TONIGHT | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
sigaba-185 | YFBOIGBWWSDUNFX | YFBOIGBWWSDUNFX | THE COAST IS CLEAR | sigaba | sigaba | machine | {
"type": "seed",
"value": "MUSEUM"
} | expert | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
adfgvx-v3-0145 | AADXGXFGAAFDAAVAVAAXDADGAGGVFFGADAFGXAXFDA | AADXGXFGAAFDAAVAVAAXDADGAGGVFFGADAFGXAXFDA | THE TELEGRAPH TRANSMITS | adfgvx | adfgvx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 42 | 42 | cipher_museum | 2.0 | public | null | null |
copiale-v2-0332 | T4 R0 V3 U9 S6 F9 U0 V4 J9 H3 X4 B9 F1 G1 F9 G3 V3 Y8 Q1 Q5 J6 G1 A1 V7 O9 N2 H0 J6 Q6 G2 D3 G4 A7 O7 W6 E3 H0 M7 G3 U6 F7 G0 E0 I5 K8 T2 W4 A1 V8 V3 A6 Q1 H0 O2 P3 V0 U9 R0 D0 C7 W6 P6 I5 G2 J2 V8 C1 V7 A5 R7 F7 M4 R0 W5 A3 V2 R0 T4 | T4 R0 V3 U9 S6 F9 U0 V4 J9 H3 X4 B9 F1 G1 F9 G3 V3 Y8 Q1 Q5 J6 G1 A1 V7 O9 N2 H0 J6 Q6 G2 D3 G4 A7 O7 W6 E3 H0 M7 G3 U6 F7 G0 E0 I5 K8 T2 W4 A1 V8 V3 A6 Q1 H0 O2 P3 V0 U9 R0 D0 C7 W6 P6 I5 G2 J2 V8 C1 V7 A5 R7 F7 M4 R0 W5 A3 V2 R0 T4 | THE HEAVENS DECLARE THE GLORY OF GOD AND THE FIRMAMENT SHOWETH FORTH HIS HANDIWORK EACH NIGHT | copiale | copiale | substitution | {
"type": "keyword",
"value": "MYSTERY"
} | advanced | en | 156 | 233 | cipher_museum | 2.0 | public | null | null |
trifid-v2-0083 | UBCDGGGMXMCBDFCYRROVTGIDADJGDTAPDOACUXCODAG+ZUPYYMCOXCQCJPUNXPP+QCTUDKIQRAULUAO | UBCDGGGMXMCBDFCYRROVTGIDADJGDTAPDOACUXCODAG+ZUPYYMCOXCQCJPUNXPP+QCTUDKIQRAULUAO | THE PRICE OF LIBERTY IS ETERNAL VIGILANCE AND THE WILL TO DEFEND IT AGAINST ALL FOES AND THREATS | trifid | trifid | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v3-0190 | FLWATVJGBFTPFEBFENTNLRLTHDHLVGALYHVBXHVLTTXWSRVGKBBHDRFKMVKNGVMHSUKULAGFHXGVBWB | FLWATVJGBFTPFEBFENTNLRLTHDHLVGALYHVBXHVLTTXWSRVGKBBHDRFKMVKNGVMHSUKULAGFHXGVBWB | ALL PERSONS BORN OR NATURALIZED IN THE UNITED STATES ARE CITIZENS SUBJECT TO EQUAL PROTECTION | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "FLORENCE"
} | advanced | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
vernam-v2-0004 | SUQUQYNLJAOLOU | SUQUQYNLJAOLOU | STORM THE BREACH | vernam | vernam | stream | {
"type": "pad",
"value": "ABCDEFGH (repeating)"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
red-type-a-v3-0322 | CUGIVPOQUYFIRPGA | CUGIVPOQUYFIRPGA | PER ASPERA AD ASTRA | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "MIKADO"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
chinese-telegraph-v2-0111 | 1421 0472 0285 0012 1255 1421 0918 0347 1672 0012 1255 0538 1346 0918 0347 1599 0538 1421 0012 0729 0538 0792 1024 0918 1255 1421 0012 0856 0156 0285 1421 0918 1421 0472 0285 1346 1421 0012 1421 0285 0538 1421 0538 1346 0012 0792 0012 1421 1421 0285 1255 0918 0347 0729 0538 0347 0285 0012 0856 0219 0219 0285 0012 1421 ... | 1421 0472 0285 0012 1255 1421 0918 0347 1672 0012 1255 0538 1346 0918 0347 1599 0538 1421 0012 0729 0538 0792 1024 0918 1255 1421 0012 0856 0156 0285 1421 0918 1421 0472 0285 1346 1421 0012 1421 0285 0538 1421 0538 1346 0012 0792 0012 1421 1421 0285 1255 0918 0347 0729 0538 0347 0285 0012 0856 0219 0219 0285 0012 1421 ... | THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS A MATTER OF LIFE AND DEATH A ROAD EITHER TO SAFETY OR TO RUIN HENCE IT IS A SUBJECT OF INQUIRY WHICH CAN ON NO ACCOUNT BE NEGLECTED | chinese_telegraph | chinese_telegraph | codebook | {
"type": "none",
"value": null
} | expert | en | 592 | 739 | cipher_museum | 2.0 | public | null | null |
monoalphabetic-v2-1324 | SPTQS DK SBA ILPR WDSB CII SBDKA BACPS CKR IACK KLS TKSL SBDKA LWK TKRAPQSCKRDKE DK CII WCYQ | SPTQS DK SBA ILPR WDSB CII SBDKA BACPS CKR IACK KLS TKSL SBDKA LWK TKRAPQSCKRDKE DK CII WCYQ | TRUST IN THE LORD WITH ALL THINE HEART AND LEAN NOT UNTO THINE OWN UNDERSTANDING IN ALL WAYS | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "COURAGE"
} | beginner | en | 75 | 92 | cipher_museum | 2.0 | public | null | null |
vigenere-v3-1530 | WFCHFDVMYMLEPZRFCQAJSWYIPQIOXDLIGCAHPWOFWPLZANTTNHCLYZGBEVWZMASKVTCSXVGJ | WFCHFDVMYMLEPZRFCQAJSWYIPQIOXDLIGCAHPWOFWPLZANTTNHCLYZGBEVWZMASKVTCSXVGJ | DO UNTO OTHERS AS YOU WOULD HAVE THEM DO UNTO YOU THIS IS THE GOLDEN RULE OF ALL RELIGIONS | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "TRIUMPH"
} | intermediate | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
scytale-097 | GRIIGDVIPEVAMETEMRLEIIDCBEKEAHRTETHNYSROAY | GRIIGDVIPEVAMETEMRLEIIDCBEKEAHRTETHNYSROAY | GIVE ME LIBERTY OR GIVE ME DEATH SAID PATRICK HENRY | scytale | scytale | transposition | {
"type": "integer",
"value": 3
} | intermediate | en | 42 | 42 | cipher_museum | 0.2 | public | null | null |
four-square-v3-0099 | PCLNIGCLHSQSBHITLOEY | PCLNIGCLHSQSBHITLOEY | THE LEGIONS STAND READY | four_square | four_square | polygraphic | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
cda-0006181 | EOCHTTSINSAWDTATILGOSNIOEOSHEDULTSQUOARYFASRGENTINTIKXGXANNGREEREOPSHSEADPLSEESRENUA | EOCHTTSINSAWDTATILGOSNIOEOSHEDULTSQUOARYFASRGENTINTIKXGXANNGREEREOPSHSEADPLSEESRENUA | GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY A TRANSPARENT TOOL SHOULD SHOW ITS REASONING | double_transposition | double_transposition | null | {
"key1": "SECURE",
"key2": "FREEDOM"
} | hard | en | 84 | 84 | synthetic_educational | null | null | [
"key_length_search",
"anagram_recovery"
] | Double columnar transposition: apply columnar twice for stronger security. |
alberti-disk-v2-0777 | AYCGFMSVLYO | AYCGFMSVLYO | KNOW THYSELF | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 16
} | expert | en | 11 | 11 | cipher_museum | 2.0 | public | null | null |
two-square-v2-0370 | BPNTOAQNOPBEENKCDE | BPNTOAQNOPBEENKCDE | CONTACT HAS BEEN MADE | two_square | two_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
affine-v3-0172 | GWN DUNNK RQ IZTWG ZD GWN JIGZLBGN DUNNK IZLZG ZO GWN JOZMNADN NZODGNZO KNLRODGABGNK GWZD | GWN DUNNK RQ IZTWG ZD GWN JIGZLBGN DUNNK IZLZG ZO GWN JOZMNADN NZODGNZO KNLRODGABGNK GWZD | THE SPEED OF LIGHT IS THE ULTIMATE SPEED LIMIT IN THE UNIVERSE EINSTEIN DEMONSTRATED THIS | affine | affine | substitution | {
"a": 3,
"b": 1
} | beginner | en | 75 | 89 | cipher_museum | 2.0 | public | null | null |
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