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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
cda-0018931 | HENC EINP UTSC OUTT URNS OUTE RROU TEIN TELC LEAR ARRA YLOW ERCA RRYI NTEL PART SHOL DSEN TERR AIDS SHOR EARR AYRO UTEE NEMY TROO PEAR LYAM ONGC OVER HOUS E | HENC EINP UTSC OUTT URNS OUTE RROU TEIN TELC LEAR ARRA YLOW ERCA RRYI NTEL PART SHOL DSEN TERR AIDS SHOR EARR AYRO UTEE NEMY TROO PEAR LYAM ONGC OVER HOUS E | HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | 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. |
beaufort-v2-0259 | IVGVRPGSMIQGSS | IVGVRPGSMIQGSS | SIGNAL FIRES LIT | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "ADMIRAL"
} | intermediate | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
chaocipher-v3-0146 | VENQNJOMUF | VENQNJOMUF | DOT DASH DOT | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 10 | 10 | cipher_museum | 2.0 | public | null | null |
straddling-checkerboard-065 | 72450292071721710275206 | 72450292071721710275206 | THE COAST IS CLEAR | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "CIPHERMUS"
} | advanced | en | 23 | 23 | cipher_museum | 0.2 | public | null | null |
bazeries-032 | YIYSCMPIMYQMPKJXMQIYHYUXYBBICYHNEFICFACHPNEFY | YIYSCMPIMYQMPKJXMQIYHYUXYBBICYHNEFICFACHPNEFY | NEVER INTERRUPT YOUR ENEMY WHEN HE IS MAKING A MISTAKE | bazeries | bazeries | transposition | {
"type": "integer",
"value": 42
} | advanced | en | 45 | 45 | cipher_museum | 0.2 | public | null | null |
cda-0013787 | 12.24.8 10.32.5 13.37.15 9.19.2 6.38.11 8.18.15 12.6.12 18.23.2 19.9.7 16.42.14 13.9.12 14.40.4 8.23.7 20.48.7 12.43.11 10.45.7 7.22.7 10.25.6 8.48.15 15.2.14 11.11.7 9.37.14 3.6.9 6.26.10 4.10.5 1.15.15 3.47.10 11.34.6 19.29.7 1.7.7 7.26.2 17.33.10 17.45.7 14.25.6 20.12.10 9.39.2 4.15.13 4.11.15 6.50.10 18.26.1 13.8.9... | 12.24.8 10.32.5 13.37.15 9.19.2 6.38.11 8.18.15 12.6.12 18.23.2 19.9.7 16.42.14 13.9.12 14.40.4 8.23.7 20.48.7 12.43.11 10.45.7 7.22.7 10.25.6 8.48.15 15.2.14 11.11.7 9.37.14 3.6.9 6.26.10 4.10.5 1.15.15 3.47.10 11.34.6 19.29.7 1.7.7 7.26.2 17.33.10 17.45.7 14.25.6 20.12.10 9.39.2 4.15.13 4.11.15 6.50.10 18.26.1 13.8.9... | A TRANSPARENT TOOL SHOULD SHOW ITS REASONING THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | book_cipher | book_cipher | null | {} | hard | en | 93 | 93 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
jefferson-disk-v3-0074 | QEYXDIMZSZYKZVPNPVMRMMKXPYHFUUQEYXDICEYDKPGFADKQBEMMUBVRMZMWZOMOUJWDXNTK | QEYXDIMZSZYKZVPNPVMRMMKXPYHFUUQEYXDICEYDKPGFADKQBEMMUBVRMZMWZOMOUJWDXNTK | DO UNTO OTHERS AS YOU WOULD HAVE THEM DO UNTO YOU THIS IS THE GOLDEN RULE OF ALL RELIGIONS | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "4,2,6,1,3,5"
} | expert | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
vic-v2-0231 | 681904886091048791192852654948648814024858190834104818112140295858190834899178918990108281480488658285924880844090958591688426554809186850908580451748869048506049328508990190919018508185889083491019048089906904898581684488126 | 681904886091048791192852654948648814024858190834104818112140295858190834899178918990108281480488658285924880844090958591688426554809186850908580451748869048506049328508990190919018508185889083491019048089906904898581684488126 | AFTER AN UNEQUIVOCAL EXPERIENCE OF THE INEFFICIENCY OF THE SUBSISTING FEDERAL GOVERNMENT YOU ARE CALLED UPON TO DELIBERATE ON A NEW CONSTITUTION FOR THE UNITED STATES OF AMERICA | vic | vic | substitution | {
"type": "keyword",
"value": "NICKEL"
} | advanced | en | 225 | 225 | cipher_museum | 2.0 | public | null | null |
rot13-v3-0046 | GUR SNPGBEL EBNEF | GUR SNPGBEL EBNEF | THE FACTORY ROARS | rot13 | rot13 | substitution | {
"type": "none",
"value": null
} | beginner | en | 15 | 17 | cipher_museum | 2.0 | public | null | null |
two-square-031 | VYNELDRLPMETQVRLOXSRPMPFBOYGBWGZRLEVPHLMXMEAPRQYEVXRMMWRDT | VYNELDRLPMETQVRLOXSRPMPFBOYGBWGZRLEVPHLMXMEAPRQYEVXRMMWRDT | WE HOLD THESE TRUTHS TO BE SELF EVIDENT THAT ALL MEN ARE CREATED EQUAL | two_square | two_square | polygraphic | {
"key1": "EXAMPLE",
"key2": "KEYWORD"
} | advanced | en | 58 | 58 | cipher_museum | 0.2 | public | null | null |
fialka-v2-0241 | RBCHGAJKLIKYYYDVTXYKTDCTMDDGBOUXAZBZBYCBRIEBFCFKWRJSXXBSBHQINYXIDUHDANRUVFFTZQNMQFOUBAAULHAKZJMGBKRQCOSCWQPATZVSBKIGUVLDISLNDRLFYPTTTGHZKGKPPWYJEUQVAPKOPMXVNHDRL | RBCHGAJKLIKYYYDVTXYKTDCTMDDGBOUXAZBZBYCBRIEBFCFKWRJSXXBSBHQINYXIDUHDANRUVFFTZQNMQFOUBAAULHAKZJMGBKRQCOSCWQPATZVSBKIGUVLDISLNDRLFYPTTTGHZKGKPPWYJEUQVAPKOPMXVNHDRL | 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 | fialka | fialka | machine | {
"type": "seed",
"value": "KREMLIN"
} | expert | en | 161 | 161 | cipher_museum | 2.0 | public | null | null |
stager-route-v3-0257 | ITPLREECEIORCTWOICKNITAIKLLASDASNCYXRGWNDABADETOXXSHRTYRIIHEISXXTRSENGHACTTHX | ITPLREECEIORCTWOICKNITAIKLLASDASNCYXRGWNDABADETOXXSHRTYRIIHEISXXTRSENGHACTTHX | IT WAS A BRIGHT COLD DAY IN APRIL AND THE CLOCKS WERE STRIKING THIRTEEN ACROSS THE CITY | stager_route | stager_route | transposition | {
"type": "integer",
"value": 11
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v3-0223 | ZSGARTSTUHIJMY | ZSGARTSTUHIJMY | THE SIEGE BEGINS | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 8
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
straddling-checkerboard-v3-0233 | 925104425227262765746 | 925104425227262765746 | CHART THE UNKNOWN | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "RASTONICEL"
} | advanced | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
vigenere-v2-0918 | WQCIIMWZZEIRMF | WQCIIMWZZEIRMF | LIBERTY OR DEATH | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
jn25-094 | 37180 37191 37104 37182 37190 37191 37189 37186 37183 37186 37190 37191 37196 37187 37191 37180 37194 37186 37190 37180 37191 37104 37182 37190 37191 37189 37186 37104 37196 37199 37190 37191 37196 37187 37191 37180 37194 37186 37190 | 37180 37191 37104 37182 37190 37191 37189 37186 37183 37186 37190 37191 37196 37187 37191 37180 37194 37186 37190 37180 37191 37104 37182 37190 37191 37189 37186 37104 37196 37199 37190 37191 37196 37187 37191 37180 37194 37186 37190 | IT WAS THE BEST OF TIMES IT WAS THE WORST OF TIMES | jn25 | jn25 | codebook | {
"type": "additive",
"value": "27182"
} | expert | en | 195 | 233 | cipher_museum | 0.2 | public | null | null |
hill-v2-0431 | KPIKSLEBAIODOZEBXXZDMVUROHOAIHNZWTLTIBGRGAQBWDTFLXKGWHJXVXQRDMUBUNFLGIXOURWB | KPIKSLEBAIODOZEBXXZDMVUROHOAIHNZWTLTIBGRGAQBWDTFLXKGWHJXVXQRDMUBUNFLGIXOURWB | ENEMY FORCES REPORTED MOVING TOWARD GETTYSBURG CAVALRY HAS CONFIRMED THE FULL SIGHTING | hill | hill | polygraphic | {
"a": 9,
"b": 2,
"c": 7,
"d": 5
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
autokey-v2-0236 | BSJARPDXEKZAOYEMMHLTQUXZAFWHCSPXEKZAOYEMMRHGRVGNKCOHQLFCKJVUYOXEKZAIYEMMLPXTQLHRIQREKWSGUMRMZAWLYEPEXEKZAIYEMMNPETFPLWOIWWFAZWYSFCEIIHVJ | BSJARPDXEKZAOYEMMHLTQUXZAFWHCSPXEKZAOYEMMRHGRVGNKCOHQLFCKJVUYOXEKZAIYEMMLPXTQLHRIQREKWSGUMRMZAWLYEPEXEKZAIYEMMNPETFPLWOIWWFAZWYSFCEIIHVJ | WE SHALL FIGHT ON THE BEACHES WE SHALL FIGHT ON THE LANDING GROUNDS WE SHALL FIGHT IN THE FIELDS AND IN THE STREETS WE SHALL FIGHT IN THE HILLS WE SHALL NEVER SURRENDER | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "FORTRESS"
} | intermediate | en | 136 | 136 | cipher_museum | 2.0 | public | null | null |
caesar-v3-1201 | LG AFXAFALQ SFV TWQGFV LZW XJGFLAWJ GX ZMESF CFGODWVYW USDDK LG WSUZ YWFWJSLAGF SFWO | LG AFXAFALQ SFV TWQGFV LZW XJGFLAWJ GX ZMESF CFGODWVYW USDDK LG WSUZ YWFWJSLAGF SFWO | TO INFINITY AND BEYOND THE FRONTIER OF HUMAN KNOWLEDGE CALLS TO EACH GENERATION ANEW | caesar | caesar | substitution | {
"type": "shift",
"value": 18
} | beginner | en | 71 | 84 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v2-0395 | UHRRHIEDDSZSSSHLZHK | UHRRHIEDDSZSSSHLZHK | CODED MESSAGE FOLLOWS | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "STONEWALL"
} | intermediate | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v2-0096 | OUEYTRRVOJDQKAUJGHNEPXVZTHGMHSHGFYAANJZCWGLZAYBJCYIYKJEXGMNUQXOFBLKBEHVHYABTZOIQMS | OUEYTRRVOJDQKAUJGHNEPXVZTHGMHSHGFYAANJZCWGLZAYBJCYIYKJEXGMNUQXOFBLKBEHVHYABTZOIQMS | THE ZIMMERMANN TELEGRAM WAS DECODED BY ROOM FORTY IN LONDON AND BROUGHT AMERICA INTO THE GREAT WAR | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 4
} | expert | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
red-type-a-v2-0490 | ARNKIBGAZYARXIXUBUFHOJYVTAEWXUXMEVSORUGRUNEAQDIZCMOLIJTGUOLOWIFDONXYWOMANWIOQNEQZYXMULYJTGUELIWUQVAWOVSURKEABYSUIZTUHOXHLASYTPUOGUNAFODEUWOVUIVOCUPYGIE | ARNKIBGAZYARXIXUBUFHOJYVTAEWXUXMEVSORUGRUNEAQDIZCMOLIJTGUOLOWIFDONXYWOMANWIOQNEQZYXMULYJTGUELIWUQVAWOVSURKEABYSUIZTUHOXHLASYTPUOGUNAFODEUWOVUIVOCUPYGIE | ALL WARFARE IS BASED ON DECEPTION HENCE WHEN ABLE TO ATTACK WE MUST SEEM UNABLE WHEN USING OUR FORCES WE MUST SEEM INACTIVE WHEN WE ARE NEAR WE MUST MAKE THE ENEMY BELIEVE WE ARE FAR AWAY | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "MIKADO"
} | advanced | en | 151 | 151 | cipher_museum | 2.0 | public | null | null |
cda-0007664 | GUR ZRFFNTR JNF UVQQRA OHG ABG FRPHER SNVY PYBFRQ VF N CBFGHER ABG N FYBTNA | GUR ZRFFNTR JNF UVQQRA OHG ABG FRPHER SNVY PYBFRQ VF N CBFGHER ABG N FYBTNA | THE MESSAGE WAS HIDDEN BUT NOT SECURE FAIL CLOSED IS A POSTURE NOT A SLOGAN | rot13 | rot13 | null | {
"shift": 13
} | medium | en | 61 | 61 | synthetic_educational | null | null | [] | |
nomenclator-v2-0154 | 03 15 21 18 01 07 05 64 04 01 18 11 14 05 19 19 | 03 15 21 18 01 07 05 64 04 01 18 11 14 05 19 19 | COURAGE IN DARKNESS | nomenclator | nomenclator | nomenclator | {
"type": "seed",
"value": "PALACE"
} | expert | en | 32 | 47 | cipher_museum | 2.0 | public | null | null |
tap-code-037 | .... .... ... .... . .. . ..... ... .... .... .. ... ... ... .... .... .... .... .... ... .... . .. . ..... .... .... .. ... . . .... .... .. .... .... ... .... .... .. ... . ..... .... . .... ..... . ..... .... ... .... .... .. .... ... .... ... ... ..... .. ... | .... .... ... .... . .. . ..... ... .... .... .. ... ... ... .... .... .... .... .... ... .... . .. . ..... .... .... .. ... . . .... .... .. .... .... ... .... .... .. ... . ..... .... . .... ..... . ..... .... ... .... .... .. .... ... .... ... ... ..... .. ... | TO BE OR NOT TO BE THAT IS THE QUESTION WHETHER TIS NOBLER IN THE MIND | tap_code | tap_code | substitution | {
"type": "none",
"value": null
} | beginner | en | 340 | 557 | cipher_museum | 0.2 | public | null | null |
cda-0010062 | PELCGBTENCUL ERJNEQF CNGVRAPR NAQ PNERSHY GUVAXVAT UHZNA ERNQNOYR BHGCHG FUBHYQ FUBJ NYY ERNFBAVAT FGRCF VAQRK BS PBVAPVQRAPR ZRNFHERF YRGGRE SERDHRAPL QVFGEVOHGVBA | PELCGBTENCUL ERJNEQF CNGVRAPR NAQ PNERSHY GUVAXVAT UHZNA ERNQNOYR BHGCHG FUBHYQ FUBJ NYY ERNFBAVAT FGRCF VAQRK BS PBVAPVQRAPR ZRNFHERF YRGGRE SERDHRAPL QVFGEVOHGVBA | CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 144 | 144 | synthetic_educational | null | null | [] | |
fialka-v2-0471 | AIYHYPTIYQDXZLWBPMVKSXKQQQXMRBJAIUGMTLKOJVLSDVZWGPOWGMCGOVYLAYDZCMNISZSGBNDZOZUCRB | AIYHYPTIYQDXZLWBPMVKSXKQQQXMRBJAIUGMTLKOJVLSDVZWGPOWGMCGOVYLAYDZCMNISZSGBNDZOZUCRB | THE PACKAGE CONTAINS BLUEPRINTS FOR THE NEW TORPEDO GUIDANCE SYSTEM DELIVER TO ADMIRAL SMITH NOW | fialka | fialka | machine | {
"type": "seed",
"value": "SPUTNIK"
} | expert | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
hill-v2-0486 | GMDMEGLNAIRVQYDEPFVHGMDMGXIHGVSLEBWDNFGVVWCLETUOWKZETRNDQZPDSACJSEPLUSSNGGSWDMSJGIXODTDZQIXKKFMUZEGTUREQXOTRSQRNYSIHAQZEYZURPRRSTRNNFRWHYCKQTCAH | GMDMEGLNAIRVQYDEPFVHGMDMGXIHGVSLEBWDNFGVVWCLETUOWKZETRNDQZPDSACJSEPLUSSNGGSWDMSJGIXODTDZQIXKKFMUZEGTUREQXOTRSQRNYSIHAQZEYZURPRRSTRNNFRWHYCKQTCAH | 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 | hill | hill | polygraphic | {
"a": 9,
"b": 2,
"c": 7,
"d": 5
} | advanced | en | 144 | 144 | cipher_museum | 2.0 | public | null | null |
fractionated-morse-v3-0101 | LJOPUPUPOVXDVXPFCUJOBCVNLPTTVJJDNQNJPVNJOPUPSWLFLOPUEWOJIWOCVJMTJDJJLIDBPWDOHSTLFNBJHVOTJCDTDFFWOOBJLADDVFSLFNCVNMSJKTDOASXBOFNJOPTXFATJCDOFDVFPWQSLOPUADOHTLMSJBEDKTLDLBJHXPDWOJHDFSFNADKTLBJFSG | LJOPUPUPOVXDVXPFCUJOBCVNLPTTVJJDNQNJPVNJOPUPSWLFLOPUEWOJIWOCVJMTJDJJLIDBPWDOHSTLFNBJHVOTJCDTDFFWOOBJLADDVFSLFNCVNMSJKTDOASXBOFNJOPTXFATJCDOFDVFPWQSLOPUADOHTLMSJBEDKTLDLBJHXPDWOJHDFSFNADKTLBJFSG | 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 | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 193 | 193 | cipher_museum | 2.0 | public | null | null |
cda-0021172 | 44 23 15 12 15 43 44 31 15 43 43 34 33 43 43 23 34 52 52 23 15 42 15 44 23 15 32 15 44 23 34 14 21 11 24 31 43 12 15 11 45 21 34 42 44 24 43 44 23 15 42 15 13 24 35 42 34 13 11 31 34 21 51 24 22 15 33 15 42 15 11 33 14 14 15 13 42 54 35 44 43 24 44 43 15 31 21 13 31 11 43 43 24 13 11 31 13 24 35 23 15 42 43 44 15 11 13... | 44 23 15 12 15 43 44 31 15 43 43 34 33 43 43 23 34 52 52 23 15 42 15 44 23 15 32 15 44 23 34 14 21 11 24 31 43 12 15 11 45 21 34 42 44 24 43 44 23 15 42 15 13 24 35 42 34 13 11 31 34 21 51 24 22 15 33 15 42 15 11 33 14 14 15 13 42 54 35 44 43 24 44 43 15 31 21 13 31 11 43 43 24 13 11 31 13 24 35 23 15 42 43 44 15 11 13... | THE BEST LESSONS SHOW WHERE THE METHOD FAILS BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE ALWAYS | polybius | polybius | null | {} | hard | en | 186 | 186 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
m209-v3-0397 | JWZLNIAOLRQKAZUBYDMYBINLWYJPVKZBMIEMCLBFMYZAPQJKVLJJWOQELBNZLZNJZZLONWBKIDKZM | JWZLNIAOLRQKAZUBYDMYBINLWYJPVKZBMIEMCLBFMYZAPQJKVLJJWOQELBNZLZNJZZLONWBKIDKZM | THE POWERS NOT DELEGATED TO THE UNITED STATES BY THE CONSTITUTION ARE RESERVED TO THE STATES | m209 | m209 | machine | {
"type": "seed",
"value": "VICTORY"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
cda-0017097 | . .... ... .... .... ..... . .. ... . . ..... .... .... .... .. . . ... ... .... ... ... ..... ... .... .... ... .. .... .... .... .. .... ... .... ... ... . . ... ..... ... ..... ... . .. .... . ..... .... ... . ... ... .... ... . .... ..... ... .. ... ... . . .... .. . ..... ... ...... | . .... ... .... .... ..... . .. ... . . ..... .... .... .... .. . . ... ... .... ... ... ..... ... .... .... ... .. .... .... .... .. .... ... .... ... ... . . ... ..... ... ..... ... . .. .... . ..... .... ... . ... ... .... ... . .... ..... ... .. ... ... . . .... .. . ..... ... ...... | DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX | tap_code | tap_code | null | {} | hard | en | 170 | 170 | synthetic_educational | null | null | [
"dot_count_decode",
"grid_position_search"
] | Tap code: letters encoded as dot-groups representing row and column in 5×5 grid. |
geheimschreiber-v2-0375 | HHCTQIMNONFHKHKUFWBMNVGGMQDRPCBKUHKPFVXYTDSKVYYEHUAYCYXGBIKDFJFSJUKSUETWFQGCDFICAYWWVSZZLXTDLEULGURNAIQKJWBPMVEDXFUKTDWSEYRUPKTSJHKOONPLQTVQXWHCDQPNPGHPLXECRTMSXTG | HHCTQIMNONFHKHKUFWBMNVGGMQDRPCBKUHKPFVXYTDSKVYYEHUAYCYXGBIKDFJFSJUKSUETWFQGCDFICAYWWVSZZLXTDLEULGURNAIQKJWBPMVEDXFUKTDWSEYRUPKTSJHKOONPLQTVQXWHCDQPNPGHPLXECRTMSXTG | 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 | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "GOTHIC"
} | expert | en | 163 | 163 | cipher_museum | 2.0 | public | null | null |
scytale-v2-0692 | TDHDLNKLNEUSAHIEINTEIINRTTESPSOHTENPEIELMHHTEHDGASLROYEAWMMORSBLSRSRLAAEWETYWX | TDHDLNKLNEUSAHIEINTEIINRTTESPSOHTENPEIELMHHTEHDGASLROYEAWMMORSBLSRSRLAAEWETYWX | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME LIE DOWN IN GREEN PASTURES BY STILL WATERS | scytale | scytale | transposition | {
"type": "integer",
"value": 13
} | intermediate | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
two-square-v2-0009 | UGEHLQHIQKQFLELQ | UGEHLQHIQKQFLELQ | THE HARBOR IS CLEAR | two_square | two_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
morse-code-042 | -.-. .-. -.-- .--. - --- --. .-. .- .--. .... -.-- / .. ... / - .... . / .--. .-. .- -.-. - .. -.-. . / --- ..-. / ... . -.-. ..- .-. .. -. --. / -.-. --- -- -- ..- -. .. -.-. .- - .. --- -. ... / ..-. .-. --- -- / .- -.. ...- . .-. ... .- .-. .. . ... | -.-. .-. -.-- .--. - --- --. .-. .- .--. .... -.-- / .. ... / - .... . / .--. .-. .- -.-. - .. -.-. . / --- ..-. / ... . -.-. ..- .-. .. -. --. / -.-. --- -- -- ..- -. .. -.-. .- - .. --- -. ... / ..-. .-. --- -- / .- -.. ...- . .-. ... .- .-. .. . ... | CRYPTOGRAPHY IS THE PRACTICE OF SECURING COMMUNICATIONS FROM ADVERSARIES | morse_code | morse_code | encoding | {
"type": "none",
"value": null
} | beginner | en | 181 | 252 | cipher_museum | 0.2 | public | null | null |
enigma-v3-1039 | AGUMDVDVBTPHEUBSATSHMQWWDLEOBWZIQLNCDDWOEHXOXUVTIBWYSKZQNKHWAQWMNSRRUQOWWPDOSPEZNNPDMYDBBFCNBFQHQWURPVERPJGBWDBUSQCCZYIZSVLUZJYNTESBKZINWGAXVEYCFPMEKZGHFAYCPFXFHKHSJLHVNQOHSNHFPPAJWY | AGUMDVDVBTPHEUBSATSHMQWWDLEOBWZIQLNCDDWOEHXOXUVTIBWYSKZQNKHWAQWMNSRRUQOWWPDOSPEZNNPDMYDBBFCNBFQHQWURPVERPJGBWDBUSQCCZYIZSVLUZJYNTESBKZINWGAXVEYCFPMEKZGHFAYCPFXFHKHSJLHVNQOHSNHFPPAJWY | WILLIAM FRIEDMAN WHO BROKE THE JAPANESE PURPLE CIPHER MACHINE BEFORE THE SECOND WORLD WAR ALSO COINED THE TERM CRYPTANALYSIS AND SPENT HIS CAREER AT THE SIGNALS INTELLIGENCE SERVICE BUILDING AMERICAN CODEBREAKING | enigma | enigma | machine | {
"type": "rotor_start",
"value": "ZZA"
} | expert | en | 182 | 182 | cipher_museum | 2.0 | public | null | null |
sigaba-217 | WNXSCMXMYEYWQQXAZIQIPIXPBCGECKCMCLFIFRZNRT | WNXSCMXMYEYWQQXAZIQIPIXPBCGECKCMCLFIFRZNRT | GIVE ME LIBERTY OR GIVE ME DEATH SAID PATRICK HENRY | sigaba | sigaba | machine | {
"type": "seed",
"value": "MUSEUM"
} | expert | en | 42 | 42 | cipher_museum | 0.2 | public | null | null |
cardano-autokey-v2-0350 | CLLTJFVKXKACLDNGEPTTYJAPZZVJMHNVZRVZDQMTWPYLVXIAFMBDMLXTDILKHIMDPWZVAYQWDTJSVW | CLLTJFVKXKACLDNGEPTTYJAPZZVJMHNVZRVZDQMTWPYLVXIAFMBDMLXTDILKHIMDPWZVAYQWDTJSVW | LA LIBERTE GUIDANT LE PEUPLE VERS UN AVENIR MEILLEUR ET PLUS JUSTE POUR TOUS LES HOMMES LIBRES | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "ROME"
} | advanced | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
cda-0005012 | YSNID HHMIX PERCK LRTAE EESXN RNFHT TIRTP YTFAT ALEFE RNDCO OEIEI OPSET CESSH XIPEE AIIAN RTENP YMUEU TFDEE OTUTH HCRXL TTACU TBDSI PRLEL EOIBL UEKRA TXTTT VXEUR BTTES CHXAI GEITO YHAUI TSFIR NNRFS ETDNE XTEES WARRT EOYIT INAIT CNPOE ESE | YSNID HHMIX PERCK LRTAE EESXN RNFHT TIRTP YTFAT ALEFE RNDCO OEIEI OPSET CESSH XIPEE AIIAN RTENP YMUEU TFDEE OTUTH HCRXL TTACU TBDSI PRLEL EOIBL UEKRA TXTTT VXEUR BTTES CHXAI GEITO YHAUI TSFIR NNRFS ETDNE XTEES WARRT EOYIT INAIT CNPOE ESE | THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF | double_transposition | double_transposition | null | {
"key1": "LIBERTY",
"key2": "PALACE"
} | hard | en | 198 | 198 | synthetic_educational | null | null | [
"key_length_search",
"anagram_recovery"
] | Double columnar transposition: apply columnar twice for stronger security. |
cda-0018787 | 809 824 815 816 824 812 999 801 839 809 999 821 813 833 833 836 802 839 999 826 841 857 851 844 811 861 806 813 809 999 846 862 803 834 824 808 999 832 812 873 999 806 852 873 846 859 843 819 852 801 845 823 872 999 826 839 999 841 826 839 813 858 812 813 840 999 854 814 863 814 839 858 874 999 855 825 869 999 836 842 ... | 809 824 815 816 824 812 999 801 839 809 999 821 813 833 833 836 802 839 999 826 841 857 851 844 811 861 806 813 809 999 846 862 803 834 824 808 999 832 812 873 999 806 852 873 846 859 843 819 852 801 845 823 872 999 826 839 999 841 826 839 813 858 812 813 840 999 854 814 863 814 839 858 874 999 855 825 869 999 836 842 ... | DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN TOMORROW | culper_ring | culper_ring | null | {} | hard | en | 169 | 169 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
cda-0011230 | TOEAI TNHES HLSES BEHMX XEOST WTXXH WLEHO XXDES SRFX | TOEAI TNHES HLSES BEHMX XEOST WTXXH WLEHO XXDES SRFX | THE BEST LESSONS SHOW WHERE THE METHOD FAILS | stager_route | stager_route | null | {
"cols": 11
} | medium | en | 44 | 44 | synthetic_educational | null | null | [] | |
cda-0007239 | GURO RFGY RFFB AFFU BJJU RERG URZR GUBQ SNVY FGUR VAQR KBSP BVAP VQRA PRVF NHFR SHYP YHR | GURO RFGY RFFB AFFU BJJU RERG URZR GUBQ SNVY FGUR VAQR KBSP BVAP VQRA PRVF NHFR SHYP YHR | THE BEST LESSONS SHOW WHERE THE METHOD FAILS THE INDEX OF COINCIDENCE IS A USEFUL CLUE | rot13 | rot13 | null | {
"shift": 13
} | medium | en | 71 | 71 | synthetic_educational | null | null | [] | |
cda-0021980 | Z HGILMT XOZRN MVVWH HGILMT VERWVMXV GSV IZRO UVMXV XRKSVI DIRGVH GVCG RM Z ARTAZT KZGGVIM GSV VMRTNZ NZXSRMV FHVW ILGLIH GL XIVZGV Z KLOBZOKSZYVGRX XRKSVI GSV ZIXSRGVXGFIV HSLFOW NZPV NRHFHV SZIWVI | Z HGILMT XOZRN MVVWH HGILMT VERWVMXV GSV IZRO UVMXV XRKSVI DIRGVH GVCG RM Z ARTAZT KZGGVIM GSV VMRTNZ NZXSRMV FHVW ILGLIH GL XIVZGV Z KLOBZOKSZYVGRX XRKSVI GSV ZIXSRGVXGFIV HSLFOW NZPV NRHFHV SZIWVI | A STRONG CLAIM NEEDS STRONG EVIDENCE THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER THE ARCHITECTURE SHOULD MAKE MISUSE HARDER | atbash | atbash | null | {} | hard | en | 167 | 167 | synthetic_educational | null | null | [
"self_inverse_check",
"frequency_analysis"
] | Atbash maps A↔Z, B↔Y, … and is its own inverse. |
cda-0012209 | 857 867 842 999 854 848 862 800 851 812 999 806 826 847 823 813 851 999 813 840 806 852 872 845 859 855 999 809 825 820 851 800 847 821 856 999 866 824 857 821 999 859 866 843 999 845 843 833 872 805 824 861 856 999 800 835 845 823 802 804 813 859 854 999 801 999 836 843 810 812 834 999 808 801 841 999 808 833 801 854 ... | 857 867 842 999 854 848 862 800 851 812 999 806 826 847 823 813 851 999 813 840 806 852 872 845 859 855 999 809 825 820 851 800 847 821 856 999 866 824 857 821 999 859 866 843 999 845 843 833 872 805 824 861 856 999 800 835 845 823 802 804 813 859 854 999 801 999 836 843 810 812 834 999 808 801 841 999 808 833 801 854 ... | TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG A TRANSPARENT TOOL SHOULD SHOW ITS REASONING | culper_ring | culper_ring | null | {} | hard | en | 137 | 137 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
cda-0004105 | SNEGE RDLUH RDETH DENIY ITEER OIXAT ECDTD SSPXG GTMTW IECIE HHCCG OONAL EKMLI HTAAP ASPGN NESRR NHOSF EPSED EISUE KSIRE NEANE ISCVD ISYPD PASPO ESEEN NXRGA QGGGR QAPRE NAAEI EERCE RFRTY ISUEV EROUT EEI | SNEGE RDLUH RDETH DENIY ITEER OIXAT ECDTD SSPXG GTMTW IECIE HHCCG OONAL EKMLI HTAAP ASPGN NESRR NHOSF EPSED EISUE KSIRE NEANE ISCVD ISYPD PASPO ESEEN NXRGA QGGGR QAPRE NAAEI EERCE RFRTY ISUEV EROUT EEI | DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS A STRONG CLAIM NEEDS STRONG EVIDENCE GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY THE VIGENERE CIPHER USES A REPEATING KEYWORD TODAY | double_transposition | double_transposition | null | {
"key1": "JUSTICE",
"key2": "FREEDOM"
} | hard | en | 168 | 168 | synthetic_educational | null | null | [
"key_length_search",
"anagram_recovery"
] | Double columnar transposition: apply columnar twice for stronger security. |
adfgx-v2-0065 | AGDGGGXXDGAFXGGXAAGADGADXFFAGFGFDGGFGAGFDFXXFAGDAFDXFAFDGXFXXDGXGXXDDFDAFAAFAFGGDDGDDGDAGAAGGADFAFADADDDGAFXAGFDAFFAGAFGGGFGDFXGXXGADGGGXXFGXGDGDXGG | AGDGGGXXDGAFXGGXAAGADGADXFFAGFGFDGGFGAGFDFXXFAGDAFDXFAFDGXFXXDGXGXXDDFDAFAAFAFGGDDGDDGDAGAAGGADFAFADADDDGAFXAGFDAFFAGAFGGGFGDFXGXXGADGGGXXFGXGDGDXGG | I CAN DO ALL THINGS THROUGH CHRIST WHICH STRENGTHENETH ME IN EVERY TRIAL AND TRIBULATION | adfgx | adfgx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 148 | 148 | cipher_museum | 2.0 | public | null | null |
bifid-080 | QTSTGOXUCZ | QTSTGOXUCZ | TRUST NO ONE | bifid | bifid | fractionation | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 10 | 10 | cipher_museum | 0.2 | public | null | null |
lorenz-090 | RALLYATDAWN | RALLYATDAWN | RALLY AT DAWN | lorenz | lorenz | machine | {
"type": "seed",
"value": "CIPHER"
} | expert | en | 11 | 11 | cipher_museum | 0.2 | public | null | null |
trifid-v3-0360 | GCZGEMCCLPRT+KOER+ZN+C+JJHEDMNOON+HAONWOIDQMLLNESSNARHUKLRKTAANDROEPUMBOHUV+AFRZCCDBHMV | GCZGEMCCLPRT+KOER+ZN+C+JJHEDMNOON+HAONWOIDQMLLNESSNARHUKLRKTAANDROEPUMBOHUV+AFRZCCDBHMV | CALL ME ISHMAEL SOME YEARS AGO NEVER MIND HOW LONG PRECISELY I THOUGHT I WOULD SAIL ABOUT AND SEE THE OCEAN | trifid | trifid | fractionation | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 87 | 87 | cipher_museum | 2.0 | public | null | null |
kl7-v2-0042 | SZYYWKSXOZQHIOUNTDWGTRNNSFHHOHTSFXVVVTIQAKBHRYK | SZYYWKSXOZQHIOUNTDWGTRNNSFHHOHTSFXVVVTIQAKBHRYK | THE COURSE OF TRUE LOVE NEVER DID RUN SMOOTH THROUGH AGES | kl7 | kl7 | machine | {
"type": "seed",
"value": "NATO"
} | expert | en | 47 | 47 | cipher_museum | 2.0 | public | null | null |
rail-fence-v3-0020 | GODLADEFLRMO | GODLADEFLRMO | GOLD FROM LEAD | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 7
} | intermediate | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
purple-v3-0298 | NQEBWGOYQXIKONPGWSZLICQXETJHJCUPTGYUISVIBUWBZZVXTEUMJMEGKOJWIVAULAHLHZOURONLIL | NQEBWGOYQXIKONPGWSZLICQXETJHJCUPTGYUISVIBUWBZZVXTEUMJMEGKOJWIVAULAHLHZOURONLIL | THE BIRTHDAY PARADOX SHOWS THAT COLLISIONS IN HASH FUNCTIONS OCCUR FAR SOONER THAN EXPECTED | purple | purple | machine | {
"type": "seed",
"value": "SAKURA"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
cda-0012498 | 46 34 33 36 32 48 81 35 41 27 70 1 96 41 43 93 11 35 2 15 58 23 79 33 2 39 78 48 2 80 21 66 63 17 33 3 50 | 46 34 33 36 32 48 81 35 41 27 70 1 96 41 43 93 11 35 2 15 58 23 79 33 2 39 78 48 2 80 21 66 63 17 33 3 50 | FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS | homophonic | homophonic | null | {} | medium | en | 37 | 37 | synthetic_educational | null | null | [
"frequency_analysis",
"multiple_ciphertext_attack"
] | Homophonic substitution: each letter maps to multiple possible numbers. |
m94-076 | PQDWJJVMQSSJWFPACJ | PQDWJJVMQSSJWFPACJ | SEND REINFORCEMENTS | m94 | m94 | machine | {
"type": "seed",
"value": "CIPHER"
} | expert | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
null-cipher-v3-0001 | the her each out right and call look each help and say same place over know each now | the her each out right and call look each help and say same place over know each now | THE ORACLE HAS SPOKEN | null_cipher | null_cipher | steganography | {
"type": "position",
"value": "first"
} | advanced | en | 67 | 84 | cipher_museum | 2.0 | public | null | null |
geheimschreiber-v3-0003 | OXBIGEGWBHFKCBLBYYSQAOI | OXBIGEGWBHFKCBLBYYSQAOI | ROME WAS NOT BUILT IN ONE DAY | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "BERLIN"
} | expert | en | 23 | 23 | cipher_museum | 2.0 | public | null | null |
cda-0017771 | FWCU LBHE DDVT EADP LYHS ZQDL GLVT ZKAT HMHN TPMT AJTC ULPX ETYJ GCUA TKRX JFOZ SCUO HKBT HCDP LQHS XOAL PEZ | FWCU LBHE DDVT EADP LYHS ZQDL GLVT ZKAT HMHN TPMT AJTC ULPX ETYJ GCUA TKRX JFOZ SCUO HKBT HCDP LQHS XOAL PEZ | ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE | vernam | vernam | null | {} | hard | en | 87 | 87 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
cda-0009508 | EWGUC XEZBNW YQRRH QE ZHHZOQ RGRFCW QTJLT BVZIYM | EWGUC XEZBNW YQRRH QE ZHHZOQ RGRFCW QTJLT BVZIYM | EVERY SYSTEM NEEDS AN HONEST THREAT MODEL SLOWLY | trithemius | trithemius | null | {} | medium | en | 41 | 41 | synthetic_educational | null | null | [] | |
lorenz-v3-0015 | THESIEGEBEGINS | THESIEGEBEGINS | THE SIEGE BEGINS | lorenz | lorenz | machine | {
"type": "seed",
"value": "TUNNY"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0020627 | WZZY SORY NYBX LQJF BGNV GWOV PHDL VOPL NBFI WLJG ZHCL HLUO AEHS XKRW VKKG AVTD SBCQ GKVJ IKXU SMWH CXQU DPOV G | WZZY SORY NYBX LQJF BGNV GWOV PHDL VOPL NBFI WLJG ZHCL HLUO AEHS XKRW VKKG AVTD SBCQ GKVJ IKXU SMWH CXQU DPOV G | THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY ATBASH ENCODES BY REVERSING THE ALPHABET | vernam | vernam | null | {} | hard | en | 89 | 89 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
kryha-044 | KAXTUINKSGRETFKWDUNZZZKPMLMCJQKNWAERYLSAVDCIFJJNVTPJSGQTC | KAXTUINKSGRETFKWDUNZZZKPMLMCJQKNWAERYLSAVDCIFJJNVTPJSGQTC | ELEMENTARY MY DEAR WATSON THE GAME IS AFOOT AND THE CRIMINAL IS CLOSE | kryha | kryha | machine | {
"type": "keyword",
"value": "KRYHA"
} | expert | en | 57 | 57 | cipher_museum | 0.2 | public | null | null |
geez-monastic-075 | KMOIPXUKCROAUCT | KMOIPXUKCROAUCT | OPERATION BEGINS | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
cda-0009918 | CRWT NUIN TOWS OIUT SNLD IAAR YPRE CTGP OLTN ISDO AAHA NDHP TYSC RITR LSRN GEHS ERNE EPRO GEAA FKAN HOAX | CRWT NUIN TOWS OIUT SNLD IAAR YPRE CTGP OLTN ISDO AAHA NDHP TYSC RITR LSRN GEHS ERNE EPRO GEAA FKAN HOAX | CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING A TRANSPARENT TOOL SHOULD SHOW ITS REASONING | stager_route | stager_route | null | {
"cols": 7
} | hard | en | 84 | 84 | synthetic_educational | null | null | [] | |
diana-269 | TZGWJMIAIVBUEUEO | TZGWJMIAIVBUEUEO | LOCK DOWN ALL GATES | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "ENIGMA"
} | intermediate | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
sigaba-031 | HPCOZDWQQFMAYUDZPLWBQSQDIIUHSLNBSQRLYHOOOJJCKJWUHVMPIUNXS | HPCOZDWQQFMAYUDZPLWBQSQDIIUHSLNBSQRLYHOOOJJCKJWUHVMPIUNXS | WE HOLD THESE TRUTHS TO BE SELF EVIDENT THAT ALL MEN ARE CREATED EQUAL | sigaba | sigaba | machine | {
"type": "seed",
"value": "SIGABA"
} | expert | en | 57 | 57 | cipher_museum | 0.2 | public | null | null |
scytale-274 | IETWOITBIARMWEMSSEASETTSSTSHOXTOIEFXHFTWTX | IETWOITBIARMWEMSSEASETTSSTSHOXTOIEFXHFTWTX | IT WAS THE BEST OF TIMES IT WAS THE WORST OF TIMES | scytale | scytale | transposition | {
"type": "integer",
"value": 6
} | intermediate | en | 42 | 42 | cipher_museum | 0.2 | public | null | null |
rail-fence-281 | AYYOOSTORCYUYUKAUTARBTCNHRNNOUAAOWCUDFTHNOTOOWD | AYYOOSTORCYUYUKAUTARBTCNHRNNOUAAOWCUDFTHNOTOOWD | ASK NOT WHAT YOUR COUNTRY CAN DO FOR YOU BUT WHAT YOU CAN DO | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 6
} | intermediate | en | 47 | 47 | cipher_museum | 0.2 | public | null | null |
m209-182 | ASZZEMSQCY | ASZZEMSQCY | FLEE AT ONCE | m209 | m209 | machine | {
"type": "seed",
"value": "MUSEUM"
} | expert | en | 10 | 10 | cipher_museum | 0.2 | public | null | null |
kryptos-v2-0213 | XXKSUSPSKSQDUIVBPMDBGBJAOXTDFVDLUZGZFEUYIAXEWQKESOMSXMPCDMFYTPCKVVRYFQXJAYDV | XXKSUSPSKSQDUIVBPMDBGBJAOXTDFVDLUZGZFEUYIAXEWQKESOMSXMPCDMFYTPCKVVRYFQXJAYDV | ALAN TURING AND GORDON WELCHMAN BUILT THE BOMBE TO ATTACK THE GERMAN ENIGMA CIPHER MACHINE | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "LANGLEY"
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
beaufort-v3-0775 | UVEXAZBIVFVNKXYXUPPHUCMCCMWHYLGLXZLCVMXSFMRKAPNKFNAUXWAAUAZBVSNOXTVNOGIWTOWKFGOZWMNSGGHL | UVEXAZBIVFVNKXYXUPPHUCMCCMWHYLGLXZLCVMXSFMRKAPNKFNAUXWAAUAZBVSNOXTVNOGIWTOWKFGOZWMNSGGHL | IT IS A TRUTH UNIVERSALLY ACKNOWLEDGED THAT A SINGLE MAN IN POSSESSION OF A FORTUNE MUST BE IN WANT OF A WIFE | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "COMPASS"
} | intermediate | en | 88 | 88 | cipher_museum | 2.0 | public | null | null |
vigenere-v2-0569 | LTATRBDCLZVVQXSZVERLGNQUUZSZKULTHYHEHEGZVRQVTNARLEEBSEBKROOYDEDZFVELLGHVRE | LTATRBDCLZVVQXSZVERLGNQUUZSZKULTHYHEHEGZVRQVTNARLEEBSEBKROOYDEDZFVELLGHVRE | I CAN DO ALL THINGS THROUGH CHRIST WHICH STRENGTHENETH ME IN EVERY TRIAL AND TRIBULATION | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "DRAGON"
} | intermediate | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
double-transposition-188 | LDOHTIISONPO | LDOHTIISONPO | HOLD POSITION | double_transposition | double_transposition | transposition | {
"key1": "SECRET",
"key2": "AGENTS"
} | advanced | en | 12 | 12 | cipher_museum | 0.2 | public | null | null |
joseon-yeokhak-v3-0331 | LZWSDUZWEAKLKMUUWWVK | LZWSDUZWEAKLKMUUWWVK | THE ALCHEMIST SUCCEEDS | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "DYNASTY"
} | beginner | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
cda-0017850 | BEZLZ RERNW RSJEM NKNOI LDZFK XFORD EQFAQ FNATG OVBXJ ZGIOA QNFYJ GLCYB HYUGH HLTDF JMSQE PVKMG FRVZJ HRSKH XSQ | BEZLZ RERNW RSJEM NKNOI LDZFK XFORD EQFAQ FNATG OVBXJ ZGIOA QNFYJ GLCYB HYUGH HLTDF JMSQE PVKMG FRVZJ HRSKH XSQ | GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS CAREFULLY | vernam | vernam | null | {} | hard | en | 93 | 93 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
nihilist-v2-0151 | 72 57 66 65 70 84 50 56 57 59 28 49 53 77 46 66 49 | 72 57 66 65 70 84 50 56 57 59 28 49 53 77 46 66 49 | NOVUS ORDO SECLORUM | nihilist | nihilist | fractionation | {
"polybius": "LIBERTY",
"keyword": "FREEDOM"
} | advanced | en | 34 | 50 | cipher_museum | 2.0 | public | null | null |
cda-0017326 | 820 844 843 809 999 814 810 862 807 801 858 824 842 839 802 835 999 859 844 844 834 856 999 814 869 846 834 802 825 841 999 857 823 812 826 852 999 833 826 837 824 858 854 999 846 842 833 873 804 825 860 854 999 813 840 807 844 809 814 811 999 835 812 859 859 812 853 856 999 800 856 999 845 801 825 852 855 999 843 816 ... | 820 844 843 809 999 814 810 862 807 801 858 824 842 839 802 835 999 859 844 844 834 856 999 814 869 846 834 802 825 841 999 857 823 812 826 852 999 833 826 837 824 858 854 999 846 842 833 873 804 825 860 854 999 813 840 807 844 809 814 811 999 835 812 859 859 812 853 856 999 800 856 999 845 801 825 852 855 999 843 816 ... | GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY | culper_ring | culper_ring | null | {} | hard | en | 198 | 198 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
playfair-v2-0909 | QLBOMETCZTOABHYNOASCMTMBQLQLLZGSYCGFGPOQWTLELNLBETCKFXYKKBWZTNVCYCEPICMUZEEWQYTDSU | QLBOMETCZTOABHYNOASCMTMBQLQLLZGSYCGFGPOQWTLELNLBETCKFXYKKBWZTNVCYCEPICMUZEEWQYTDSU | THE SECRET LIES BURIED BENEATH THE THIRD FLAGSTONE OF THE OLD CHURCH COURTYARD AT DAWN TOMORROW | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
vic-v3-0225 | 584378989038270091 | 584378989038270091 | THE APPLE FALLS | vic | vic | substitution | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
diana-170 | ZXYRNAEZGRNLAQXWWASTUFPFBLCECPZQJKABZEJNWAKMRJZPENZNEAL | ZXYRNAEZGRNLAQXWWASTUFPFBLCECPZQJKABZEJNWAKMRJZPENZNEAL | THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS LIFE OR DEATH | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "SECRET"
} | intermediate | en | 55 | 55 | cipher_museum | 0.2 | public | null | null |
kl7-v3-0115 | XYRIUZBIQTJSYMJPKIB | XYRIUZBIQTJSYMJPKIB | AVE MARIA GRATIA PLENA | kl7 | kl7 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
adfgx-v3-0091 | GFDDDXFDDXXGAXXGGDXFAXDGADGFFDGFXAGDXDDXXXDGXADXFAXXDGADGDFADDFDGXDFGDXDAFDGFFAGGADGADFGDAXDDDFAGAFADAFDAAXDXXFXDGXFFXGFDGDGFXXDDDXFGXGADGFXGXXDDGGFDXXDFFXGGXGAGGFGAGFDGAFGADXDGADAAAXDAXGFFAGFDFDAGXAAFDADDGAAGFAGDFFDFFFAGGAAAAGDFFAGFAGDGADFAXDAXDAGGFGFFFFDGGXADFFDGXXXGAGXDGXDFXXDXXADGGXGDGFXXDDXFGGDGFXFAAFGXGFGDAGAXD | GFDDDXFDDXXGAXXGGDXFAXDGADGFFDGFXAGDXDDXXXDGXADXFAXXDGADGDFADDFDGXDFGDXDAFDGFFAGGADGADFGDAXDDDFAGAFADAFDAAXDXXFXDGXFFXGFDGDGFXXDDDXFGXGADGFXGXXDDGGFDXXDFFXGGXGAGGFGAGFDGAFGADXDGADAAAXDAXGFFAGFDFDAGXAAFDADDGAAGFAGDFFDFFFAGGAAAAGDFFAGFAGDGADFAXDAXDAGGFGFFFFDGGXADFFDGXXXGAGXDGXDFXXDXXADGGXGDGFXXDDXFGGDGFXFAAFGXGFGDAGAXD | 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 | adfgx | adfgx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 318 | 318 | cipher_museum | 2.0 | public | null | null |
affine-v2-1254 | KIB MVWQJLBWKJA SOHUABL HM FHLLVWTFJKTHW TZ KIJK HM OBSOHQVFTWX JK HWB SHTWK BTKIBO BCJFKAN HO JSSOHCTLJKBAN J LBZZJXB ZBABFKBQ JK JWHKIBO SHTWK MOBDVBWKAN KIB LBZZJXBZ IJGB LBJWTWX JWQ OBMBO KH SINZTFJA FHWFBSKZ | KIB MVWQJLBWKJA SOHUABL HM FHLLVWTFJKTHW TZ KIJK HM OBSOHQVFTWX JK HWB SHTWK BTKIBO BCJFKAN HO JSSOHCTLJKBAN J LBZZJXB ZBABFKBQ JK JWHKIBO SHTWK MOBDVBWKAN KIB LBZZJXBZ IJGB LBJWTWX JWQ OBMBO KH SINZTFJA FHWFBSKZ | THE FUNDAMENTAL PROBLEM OF COMMUNICATION IS THAT OF REPRODUCING AT ONE POINT EITHER EXACTLY OR APPROXIMATELY A MESSAGE SELECTED AT ANOTHER POINT FREQUENTLY THE MESSAGES HAVE MEANING AND REFER TO PHYSICAL CONCEPTS | affine | affine | substitution | {
"a": 11,
"b": 9
} | beginner | en | 181 | 212 | cipher_museum | 2.0 | public | null | null |
sigaba-v2-0129 | FFYFWFZIYHT | FFYFWFZIYHT | HOLD THE LINE | sigaba | sigaba | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 11 | 11 | cipher_museum | 2.0 | public | null | null |
porta-v3-0239 | BFAACWUVTQAKLSGBNZTXV | BFAACWUVTQAKLSGBNZTXV | SONS OF LIBERTY ASSEMBLE | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "ITALY"
} | intermediate | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
cda-0018096 | 67 34 32 60 48 61 26 58 87 22 78 45 58 80 50 72 99 39 41 86 17 22 81 25 17 23 80 33 41 43 63 82 21 48 66 50 43 40 2 30 39 64 45 14 67 30 23 68 3 27 81 43 63 45 50 66 60 59 76 15 1 63 63 39 59 48 11 87 45 96 32 4 99 2 34 22 81 35 34 41 63 60 59 72 99 91 78 93 35 22 99 23 79 23 58 | 67 34 32 60 48 61 26 58 87 22 78 45 58 80 50 72 99 39 41 86 17 22 81 25 17 23 80 33 41 43 63 82 21 48 66 50 43 40 2 30 39 64 45 14 67 30 23 68 3 27 81 43 63 45 50 66 60 59 76 15 1 63 63 39 59 48 11 87 45 96 32 4 99 2 34 22 81 35 34 41 63 60 59 72 99 91 78 93 35 22 99 23 79 23 58 | BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE NEVER | homophonic | homophonic | null | {} | hard | en | 95 | 95 | synthetic_educational | null | null | [
"frequency_analysis",
"multiple_ciphertext_attack"
] | Homophonic substitution: each letter maps to multiple possible numbers. |
cda-0021371 | ┐· ┘· └ ⌒· ⌐ └ ┐· r· ⌐ ¬ L K Γ· r r Γ· ┐· r· L ┌· X X· X L ┌ X· └ K Γ· ┐· └ L ⌐ └ ┐· r· ⌐ ¬ L K X r· Γ· ⌐· K X K r· L ┌ L X X ⌐ ¬· L ⌒ ⌐ X r· Γ· Γ Γ L ─ ¬ X· K ─ ┘· K X L r X· ┌· L K r· L ¬ L X K └ L X X ┘· ─ X X r· ┘· ⌒ ⌒ r· L ┌· L K r· L ┌ L K r· ┘· Γ ⌐· ⌐ Γ· └ X r ⌐ ┌· L ⌐· X· └ └ ⌒· | ┐· ┘· └ ⌒· ⌐ └ ┐· r· ⌐ ¬ L K Γ· r r Γ· ┐· r· L ┌· X X· X L ┌ X· └ K Γ· ┐· └ L ⌐ └ ┐· r· ⌐ ¬ L K X r· Γ· ⌐· K X K r· L ┌ L X X ⌐ ¬· L ⌒ ⌐ X r· Γ· Γ Γ L ─ ¬ X· K ─ ┘· K X L r X· ┌· L K r· L ¬ L X K └ L X X ┘· ─ X X r· ┘· ⌒ ⌒ r· L ┌· L K r· L ┌ L K r· ┘· Γ ⌐· ⌐ Γ· └ X r ⌐ ┌· L ⌐· X· └ └ ⌒· | POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS THE MESSAGE WAS HIDDEN BUT NOT SECURE THE BEST LESSONS SHOW WHERE THE METHOD FAILS CAREFULLY | pigpen | pigpen | null | {} | medium | en | 64 | 64 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
sigaba-v2-0193 | DLHMLHZLYHZJNESNATPPKCPGOPLFYJDQITJUXZYKWBWOIUAXHMJTQTZTJFETUKXMOTDXTLKTOPH | DLHMLHZLYHZJNESNATPPKCPGOPLFYJDQITJUXZYKWBWOIUAXHMJTQTZTJFETUKXMOTDXTLKTOPH | IN THE BEGINNING GOD CREATED THE HEAVEN AND THE EARTH AND DARKNESS WAS UPON THE FACE OF DEEP | sigaba | sigaba | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
geheimschreiber-v2-0422 | DGFQXPSSOOMHGPQIMAZPVMWUZULQMFQRNKTDGYAAOXEITAAPQVWZUDPGTVYCWMDMHUDT | DGFQXPSSOOMHGPQIMAZPVMWUZULQMFQRNKTDGYAAOXEITAAPQVWZUDPGTVYCWMDMHUDT | COWARDS DIE MANY TIMES BEFORE THEIR DEATHS THE VALIANT NEVER TASTE DEATH BUT ONCE | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "TEUTON"
} | expert | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
adfgx-v2-0051 | DXGDDXXXXDXXDXGXFGAGDFFXXDGGDFAAAGFAAAADAGAGFFFDDFAADGGXXFFXFGXXGXXADADXXXGDXDAGAFDDAFDADAGADFGFAAAAFGDGFFFFDGAFGGGXFGGAXGGAGDFFGAGAAFDFFGDDFAGDGGGFGGFDAXGAFX | DXGDDXXXXDXXDXGXFGAGDFFXXDGGDFAAAGFAAAADAGAGFFFDDFAADGGXXFFXFGXXGXXADADXXXGDXDAGAFDDAFDADAGADFGFAAAAFGDGFFFFDGAFGGGXFGGAXGGAGDFFGAGAAFDFFGDDFAGDGGGFGGFDAXGAFX | RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT | adfgx | adfgx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 158 | 158 | cipher_museum | 2.0 | public | null | null |
m94-v3-0250 | ICGZAJUQTTMQIMCTCHBYIEETBZLGZAJUQDHKQWFPNQNSQFOLAKYNHQZGUYHQYILUMNPCUYPLVTK | ICGZAJUQTTMQIMCTCHBYIEETBZLGZAJUQDHKQWFPNQNSQFOLAKYNHQZGUYHQYILUMNPCUYPLVTK | THE SPEED OF LIGHT IS THE ULTIMATE SPEED LIMIT IN THE UNIVERSE EINSTEIN DEMONSTRATED THIS | m94 | m94 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
wheatstone-v2-0043 | ENRUYQXYOQHROJSDJAVYQTIGQRGYJSOIROOQHRJSQVTNGADJSNYOHRO | ENRUYQXYOQHROJSDJAVYQTIGQRGYJSOIROOQHRJSQVTNGADJSNYOHRO | BREVITY IS THE SOUL OF WIT AND TEDIOUSNESS THE OUTWARD FLOURISHES | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "TELEGRAPHY"
} | advanced | en | 55 | 55 | cipher_museum | 2.0 | public | null | null |
fractionated-morse-161 | ASVNDLMLSBNVLKPMIHDLEVXRVLHBNDCKPIKQDTWMAGBAMLSBNVLKPNRQVVDL | ASVNDLMLSBNVLKPMIHDLEVXRVLHBNDCKPIKQDTWMAGBAMLSBNVLKPNRQVVDL | ASK NOT WHAT YOUR COUNTRY CAN DO FOR YOU BUT WHAT YOU CAN DO | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "SECRET"
} | advanced | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
cda-0018603 | r └ ⌐ X X Γ· r ⌐ └ r Γ· ┐· r· L ┌· X K L ⌐ r r· ⌒ r· ⌒· ┌ ┘· Γ L ┌· ─ X L r X· ┌· Γ· K ⌒· ┌ ⌐ K K L ┌· X | r └ ⌐ X X Γ· r ⌐ └ r Γ· ┐· r· L ┌· X K L ⌐ r r· ⌒ r· ⌒· ┌ ┘· Γ L ┌· ─ X L r X· ┌· Γ· K ⌒· ┌ ⌐ K K L ┌· X | CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS | pigpen | pigpen | null | {} | easy | en | 23 | 23 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
cda-0018415 | 20.5.4 6.2.5 2.3.9 13.1.10 3.6.2 5.6.8 9.2.4 11.6.2 4.2.7 8.2.3 13.1.9 11.6.10 5.6.1 2.6.8 12.3.4 17.2.2 18.6.1 12.4.10 11.3.6 14.4.10 9.1.8 3.5.2 18.1.1 5.3.2 12.5.6 1.5.1 16.5.8 18.4.8 15.1.5 5.1.9 19.6.8 17.5.2 10.4.2 15.2.5 1.5.1 20.2.8 8.2.7 16.4.1 19.4.9 7.3.9 6.5.7 9.1.4 12.1.10 15.5.3 17.1.5 7.5.2 18.5.7 5.1.3 ... | 20.5.4 6.2.5 2.3.9 13.1.10 3.6.2 5.6.8 9.2.4 11.6.2 4.2.7 8.2.3 13.1.9 11.6.10 5.6.1 2.6.8 12.3.4 17.2.2 18.6.1 12.4.10 11.3.6 14.4.10 9.1.8 3.5.2 18.1.1 5.3.2 12.5.6 1.5.1 16.5.8 18.4.8 15.1.5 5.1.9 19.6.8 17.5.2 10.4.2 15.2.5 1.5.1 20.2.8 8.2.7 16.4.1 19.4.9 7.3.9 6.5.7 9.1.4 12.1.10 15.5.3 17.1.5 7.5.2 18.5.7 5.1.3 ... | DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE THE ARCHITECTURE SHOULD MAKE MISUSE HARDER POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE | arnold_andre | arnold_andre | null | {} | hard | en | 137 | 137 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
diana-v3-0099 | ZMLPEYNIMCTJNFJDLKRHUZAXEWQGSJEWKVWMNSVTQYVMWNXGJFFTYREXUZEYVSVDQFQWHYRZVSUZLKNAKUWZZSZTQMDNJOQVESHTQARNLCLKJINRPADALZLDHNZKTNOUJZEZLGFDAOVWVNAAELGYTDZMYZGMDJUKQFJPCCREJA | ZMLPEYNIMCTJNFJDLKRHUZAXEWQGSJEWKVWMNSVTQYVMWNXGJFFTYREXUZEYVSVDQFQWHYRZVSUZLKNAKUWZZSZTQMDNJOQVESHTQARNLCLKJINRPADALZLDHNZKTNOUJZEZLGFDAOVWVNAAELGYTDZMYZGMDJUKQFJPCCREJA | 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 | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "RANGER"
} | intermediate | en | 170 | 170 | cipher_museum | 2.0 | public | null | null |
slidex-v2-0304 | FJDOLRHXLRGQLFVJFVRZNXFOVPGOVRNOKPUMITIJPWYOZEGMJMBKXLFHACGKGOFLMNMMWYUM | FJDOLRHXLRGQLFVJFVRZNXFOVPGOVRNOKPUMITIJPWYOZEGMJMBKXLFHACGKGOFLMNMMWYUM | GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA | slidex | slidex | transposition | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
kama-sutra-v2-0128 | OXYWIXJL DSUW PL MLUWYCRLM | OXYWIXJL DSUW PL MLUWYCRLM | CARTHAGE MUST BE DESTROYED | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "VATSYANA"
} | intermediate | en | 23 | 26 | cipher_museum | 2.0 | public | null | null |
enigma-v2-0613 | USUBYFQPPYHIVHDUUDQGLDCCDGIAQPIACZRFQLPKQKRJTEJEMCHWOVMPFVASROXHFZFJOABAPCVPWUYRCSJFUENMKQHHBQCQJJGMDBGPWRNAWQJRLEVGXJVFUXWNYNSEYCHTFAPZFVXOGTAPJQXMNHWZSUHMJEMXRGFS | USUBYFQPPYHIVHDUUDQGLDCCDGIAQPIACZRFQLPKQKRJTEJEMCHWOVMPFVASROXHFZFJOABAPCVPWUYRCSJFUENMKQHHBQCQJJGMDBGPWRNAWQJRLEVGXJVFUXWNYNSEYCHTFAPZFVXOGTAPJQXMNHWZSUHMJEMXRGFS | 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 | enigma | enigma | machine | {
"type": "rotor_start",
"value": "MNO"
} | expert | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
null-cipher-016 | said each new down right each into name find of right came each may each name tell sentence | said each new down right each into name find of right came each may each name tell sentence | SEND REINFORCEMENTS | null_cipher | null_cipher | steganography | {
"type": "position",
"value": "first"
} | advanced | en | 74 | 91 | cipher_museum | 0.2 | public | null | null |
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