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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
geheimschreiber-v3-0381 | NQMZAEYBROJCHSQAAQZUVWPPTPONPELCHQUAVYXUSJGINFCMBRUNXRLDBECIJOVCAUYPDPZBFYFYHLPSX | NQMZAEYBROJCHSQAAQZUVWPPTPONPELCHQUAVYXUSJGINFCMBRUNXRLDBECIJOVCAUYPDPZBFYFYHLPSX | DARWIN OBSERVED THAT SPECIES EVOLVE THROUGH NATURAL SELECTION OVER VAST SPANS OF GEOLOGIC TIME | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "TEUTON"
} | expert | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
kl7-v2-0344 | WQATXBCUWDPBGCRGIMCQHCSZIAHDNRCNWXRDCDSNGEBNKKHDTDUJJZWNVVYURJUCKXDSSGDFSDKYTU | WQATXBCUWDPBGCRGIMCQHCSZIAHDNRCNWXRDCDSNGEBNKKHDTDUJJZWNVVYURJUCKXDSSGDFSDKYTU | YOUR MISSION IF YOU CHOOSE TO ACCEPT IT IS TO EXTRACT THE AGENT FROM BEHIND ENEMY LINES TONIGHT | kl7 | kl7 | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v2-0982 | SBDKLHFAUCLOWATVTAWMUPAUCLOWUAVOXCZHUWFWZMWUYBFDKDLOJCRVFTEQLMWGBLSVQ | SBDKLHFAUCLOWATVTAWMUPAUCLOWUAVOXCZHUWFWZMWUYBFDKDLOJCRVFTEQLMWGBLSVQ | LA VIDA ES SUENO Y LOS SUENOS SUENOS SON PARA TODOS LOS QUE VIVEN BAJO EL CIELO ETERNO | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "71828"
} | intermediate | en | 69 | 69 | cipher_museum | 2.0 | public | null | null |
wheatstone-v2-0198 | FTFSOATTARTMRAJLFKSFIAKTLKDOATEMUCETLBMMITELKTMSPALHLKDRAJMVALIIDMUOT | FTFSOATTARTMRAJLFKSFIAKTLKDOATEMUCETLBMMITELKTMSPALHLKDRAJMVALIIDMUOT | IT IS BETTER TO REMAIN SILENT AND BE THOUGHT A FOOL THAN TO SPEAK AND REMOVE ALL DOUBT | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "LONDON"
} | advanced | en | 69 | 69 | cipher_museum | 2.0 | public | null | null |
enigma-120 | KNLCEJBNEXIPWBMYJWKDZPQTFKODNADFZPVZMSPAZHUCLBEXVRTKRMMDZWAWVQWDZBCHBNABNNROIMIWUZOQUSIDPGMKDXDQGFHZWNXLUHZGPGHFEMKTWABQJUIZNGMMOOPFUDWFWSZUCCH | KNLCEJBNEXIPWBMYJWKDZPQTFKODNADFZPVZMSPAZHUCLBEXVRTKRMMDZWAWVQWDZBCHBNABNNROIMIWUZOQUSIDPGMKDXDQGFHZWNXLUHZGPGHFEMKTWABQJUIZNGMMOOPFUDWFWSZUCCH | CRYPTANALYSIS IS THE ART OF BREAKING CODES WITHOUT THE KEY AND IT HAS BEEN PRACTICED FOR AS LONG AS THERE HAVE BEEN CODES TO BREAK THE HISTORY OF CRYPTOLOGY IS A BATTLE OF WITS | enigma | enigma | machine | {
"type": "rotor_start",
"value": "XYZ"
} | expert | en | 143 | 143 | cipher_museum | 0.2 | public | null | null |
bazeries-v2-0518 | QPPHOMFQQFHADT | QPPHOMFQQFHADT | PRESS THE ATTACK | bazeries | bazeries | transposition | {
"type": "integer",
"value": 53
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0014293 | 15.30.2 15.2.9 2.41.13 20.21.5 4.36.1 8.18.4 3.45.4 12.27.10 12.24.5 1.21.7 13.2.8 2.1.12 16.24.9 20.4.13 17.25.13 17.35.3 12.29.6 17.38.11 14.15.15 4.47.14 9.24.7 17.32.3 10.13.3 4.7.7 12.12.3 12.49.10 9.46.14 1.29.10 20.4.11 11.26.15 9.39.6 12.8.6 10.6.9 6.32.3 6.31.11 14.6.14 17.32.2 14.39.4 7.21.10 5.45.3 16.47.11 ... | 15.30.2 15.2.9 2.41.13 20.21.5 4.36.1 8.18.4 3.45.4 12.27.10 12.24.5 1.21.7 13.2.8 2.1.12 16.24.9 20.4.13 17.25.13 17.35.3 12.29.6 17.38.11 14.15.15 4.47.14 9.24.7 17.32.3 10.13.3 4.7.7 12.12.3 12.49.10 9.46.14 1.29.10 20.4.11 11.26.15 9.39.6 12.8.6 10.6.9 6.32.3 6.31.11 14.6.14 17.32.2 14.39.4 7.21.10 5.45.3 16.47.11 ... | A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG THE BEST LESSONS SHOW WHERE THE METHOD FAILS THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF | book_cipher | book_cipher | null | {} | hard | en | 132 | 132 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
m94-173 | OJIWERBCQYUWBYLCLWCBLKAACLJTHBKPJMTYLOZAXQPJPQITFARLEJLXKMBI | OJIWERBCQYUWBYLCLWCBLKAACLJTHBKPJMTYLOZAXQPJPQITFARLEJLXKMBI | LET JUSTICE BE DONE THOUGH THE HEAVENS FALL AND THE STARS GO DARK FOREVER | m94 | m94 | machine | {
"type": "seed",
"value": "SECRET"
} | expert | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
fialka-v3-0394 | YXJNDHEVVXNRIUWTCXNKQZBXMDVXNAOBRLDLWXNHRYWQYCBFPZTPLPUJCNBIVXRWOPJARPPXUSASXMCSOFKNJ | YXJNDHEVVXNRIUWTCXNKQZBXMDVXNAOBRLDLWXNHRYWQYCBFPZTPLPUJCNBIVXRWOPJARPPXUSASXMCSOFKNJ | CONGRESS SHALL MAKE NO LAW RESPECTING AN ESTABLISHMENT OF RELIGION OR PROHIBITING THE FREE EXERCISE | fialka | fialka | machine | {
"type": "seed",
"value": "SPUTNIK"
} | expert | en | 85 | 85 | cipher_museum | 2.0 | public | null | null |
wheatstone-v2-0334 | SDLQAWDLIBKKLSPAJAJRAPSDAMBQSBPAILKTAJKATSLPAMABSESBQMDEHLQLMDAPQBKSBYBKBLRQAPVAT | SDLQAWDLIBKKLSPAJAJRAPSDAMBQSBPAILKTAJKATSLPAMABSESBQMDEHLQLMDAPQBKSBYBKBLRQAPVAT | THOSE WHO CANNOT REMEMBER THE PAST ARE CONDEMNED TO REPEAT IT AS PHILOSOPHER SANTAYANA OBSERVED | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "BRITAIN"
} | advanced | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
four-square-v3-0253 | ODRCUNLLUMHEURQYNSNRPHINSTUQHPMCTTXQIGITFQQLZILAPDQYODKQLSGSTSSPTGQDIRQLLTFV | ODRCUNLLUMHEURQYNSNRPHINSTUQHPMCTTXQIGITFQQLZILAPDQYODKQLSGSTSSPTGQDIRQLLTFV | THE BATTLE OF GETTYSBURG LASTED THREE DAYS AND COST OVER FIFTY THOUSAND CASUALTIES TOTAL | four_square | four_square | polygraphic | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
playfair-v3-0352 | DLCTCKBDNFROAFBCLDNGYQSTXTYLOFYQXILDPQRLCYYVONVBAFNVYCIRLDLOFYKBPQQPORYLPOYNGVZLSBRQLQKC | DLCTCKBDNFROAFBCLDNGYQSTXTYLOFYQXILDPQRLCYYVONVBAFNVYCIRLDLOFYKBPQQPORYLPOYNGVZLSBRQLQKC | TRADECRAFT IS THE ART OF CONDUCTING COVERT OPERATIONS WITHOUT ALERTING THE OPPOSITION TO YOUR PRESENCE | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 88 | 88 | cipher_museum | 2.0 | public | null | null |
hill-v3-0273 | YHFVFRKBSIBYHHXOZZJJXBCMPSADWJOKVMOENNBWWQTQDAEPTFXOYHCAWUWPOIEQHDBMECTQDYQD | YHFVFRKBSIBYHHXOZZJJXBCMPSADWJOKVMOENNBWWQTQDAEPTFXOYHCAWUWPOIEQHDBMECTQDYQD | THE BATTLE OF GETTYSBURG LASTED THREE DAYS AND COST OVER FIFTY THOUSAND CASUALTIES TOTAL | hill | hill | polygraphic | {
"a": 7,
"b": 3,
"c": 4,
"d": 5
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v3-0202 | KTFZSXBKPALXAVIANALLAHTBBAPVXDHKWRUBMIMSIBAAALPZFUWAVIANALGTUTECGENQQBHHTJZDTEHUODZCMIUNRBMTGVXHHRQWALRFZHLWJCGCLWFJDBZQENQBCWZHLWRUONQSGRYSHGHAQENQLEETWSLERBOR | KTFZSXBKPALXAVIANALLAHTBBAPVXDHKWRUBMIMSIBAAALPZFUWAVIANALGTUTECGENQQBHHTJZDTEHUODZCMIUNRBMTGVXHHRQWALRFZHLWJCGCLWFJDBZQENQBCWZHLWRUONQSGRYSHGHAQENQLEETWSLERBOR | FOR I KNOW THE THOUGHTS THAT I THINK TOWARD YOU SAITH THE LORD THOUGHTS OF PEACE AND NOT OF EVIL TO GIVE YOU AN EXPECTED END THEN SHALL YE CALL UPON ME AND YE SHALL GO AND PRAY UNTO ME AND I WILL HEARKEN | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "FLORENCE"
} | advanced | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
rail-fence-la-026 | INRSNIOEIAVVT | INRSNIOEIAVVT | IN VINO VERITAS | rail_fence | rail_fence | transposition | {
"type": "shift",
"value": 3
} | intermediate | la | 13 | 13 | cipher_museum | 0.2 | public | null | null |
stager-route-v2-0357 | TWPIMFEOSRRELOIHELSRNONTHCMTEILREHTISTOERMHANIOGILOFREMEXAERONDMEIURIANXXDSVCNTNTSTEETPX | TWPIMFEOSRRELOIHELSRNONTHCMTEILREHTISTOERMHANIOGILOFREMEXAERONDMEIURIANXXDSVCNTNTSTEETPX | THE REGIMENT WILL HOLD ITS POSITION UNTIL REINFORCEMENTS ARRIVE FROM THE EASTERN COMMAND POST HERE | stager_route | stager_route | transposition | {
"type": "integer",
"value": 11
} | expert | en | 88 | 88 | cipher_museum | 2.0 | public | null | null |
m94-v3-0004 | RZNQQPOIPROBYIOFACHC | RZNQQPOIPROBYIOFACHC | THE LEGIONS STAND READY | m94 | m94 | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
trithemius-v3-0099 | SPEUEYKZ JNVTQISS JYSM NCA RLDXBOLRJJ SQOO TE ACI MFJMB GESGMG BPG XMGA ERCOAZ PTWZFL QDPE RGE BFPMXYPWW YQ AASH ENF BAIKOYMCF VKMX GWXAYLOU HD AEGPFZZDC GAT IXMIKK ENCEQEB EXZDHMJLEW EOS VZS ROSTNXYUN | SPEUEYKZ JNVTQISS JYSM NCA RLDXBOLRJJ SQOO TE ACI MFJMB GESGMG BPG XMGA ERCOAZ PTWZFL QDPE RGE BFPMXYPWW YQ AASH ENF BAIKOYMCF VKMX GWXAYLOU HD AEGPFZZDC GAT IXMIKK ENCEQEB EXZDHMJLEW EOS VZS ROSTNXYUN | 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 | trithemius | trithemius | polyalphabetic | {
"type": "none",
"value": null
} | beginner | en | 170 | 201 | cipher_museum | 2.0 | public | null | null |
homophonic-v3-0011 | 95 45 38 41 10 95 28 93 43 72 58 22 39 53 87 64 | 95 45 38 41 10 95 28 93 43 72 58 22 39 53 87 64 | THE GATES HOLD FIRM | homophonic | homophonic | substitution | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 32 | 47 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-de-019 | DRGEEENBTRAAFNOREIIINNRFNMGGEBGU | DRGEEENBTRAAFNOREIIINNRFNMGGEBGU | DER ANGRIFF BEGINNT BEI MORGENGRAUEN | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | de | 32 | 32 | cipher_museum | 0.2 | public | null | null |
kryha-v2-0046 | YPMQUZMPGFLGECWZJTYJEZEZNRMHBVVGUDUQVHJKHICVTEFDNVKNMQCXTJEQPAGF | YPMQUZMPGFLGECWZJTYJEZEZNRMHBVVGUDUQVHJKHICVTEFDNVKNMQCXTJEQPAGF | WHAT IS IN A NAME THAT WHICH WE CALL A ROSE BY ANY OTHER NAME WOULD SMELL AS SWEET | kryha | kryha | machine | {
"type": "keyword",
"value": "MUNICH"
} | expert | en | 64 | 64 | cipher_museum | 2.0 | public | null | null |
beaufort-la-068 | UVAQWEAAAZQNLIWMAABOD | UVAQWEAAAZQNLIWMAABOD | IN PRINCIPIO ERAT VERBUM | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | la | 21 | 21 | cipher_museum | 0.2 | public | null | null |
bazeries-v3-0287 | FENMNMCTCYOFYENCGYIFENMLNOFNCGQFNMYQLYOFOJYITFGNFTRFMXCTSGMNIYCYFGLOGIINFPDDOTINMFGN | FENMNMCTCYOFYENCGYIFENMLNOFNCGQFNMYQLYOFOJYITFGNFTRFMXCTSGMNIYCYFGLOGIINFPDDOTINMFGN | SIGNALS INTELLIGENCE OR SIGINT INVOLVES INTERCEPTION AND ANALYSIS OF ELECTRONIC COMMUNICATIONS | bazeries | bazeries | transposition | {
"type": "integer",
"value": 37
} | advanced | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
cda-0014909 | PMHWICPWBTOSZWTUZGETDQFAGBFIPTDEGINKICWPZHHZIGGGOGZGCNEAEHWKWDISFRGOHWQSNNT | PMHWICPWBTOSZWTUZGETDQFAGBFIPTDEGINKICWPZHHZIGGGOGZGCNEAEHWKWDISFRGOHWQSNNT | A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG A STRONG CLAIM NEEDS STRONG EVIDENCE | running_key | running_key | null | {} | medium | en | 75 | 75 | synthetic_educational | null | null | [
"index_of_coincidence",
"probable_plaintext"
] | Running-key cipher: Vigenère with a very long key (e.g. a book passage). |
cda-0003232 | BFCXJTXA QB DSQ ESRYGJHWVH LD UIHGQIWK HVM NPOEMEJJ AMMZHC BHFGKH ESJ OMUVXMA WCJIGWOXAA NTBMKF OJE JZHZEATFPFYQ BH IEKCSEFP VIAKUBH CTJ | BFCXJTXA QB DSQ ESRYGJHWVH LD UIHGQIWK HVM NPOEMEJJ AMMZHC BHFGKH ESJ OMUVXMA WCJIGWOXAA NTBMKF OJE JZHZEATFPFYQ BH IEKCSEFP VIAKUBH CTJ | BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX | trithemius | trithemius | null | {} | hard | en | 117 | 117 | synthetic_educational | null | null | [
"progressive_shift_detection",
"frequency_analysis"
] | Trithemius: progressive Caesar (shift = letter position); no key needed. |
cda-0005562 | GUSO EQUV GRNG HESF UBHY RZOX RZNF HFRU OEQS EGVR ZSFF OTRJ OFVV QRRA PHGA BGFR NHEN OGPO FUSA NBQN FPLE RISE FWAT GURO YCVO PSGE BHGS PVCU REFE SOQO TENN VAOC ERFQ EVPR QURB ZRGE VQCO GGRE A | GUSO EQUV GRNG HESF UBHY RZOX RZNF HFRU OEQS EGVR ZSFF OTRJ OFVV QRRA PHGA BGFR NHEN OGPO FUSA NBQN FPLE RISE FWAT GURO YCVO PSGE BHGS PVCU REFE SOQO TENN VAOC ERFQ EVPR QURB ZRGE VQCO GGRE A | THE ARCHITECTURE SHOULD MAKE MISUSE HARDER THE MESSAGE WAS HIDDEN BUT NOT SECURE ATBASH ENCODES BY REVERSING THE ALPHABET ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN | porta | porta | null | {
"key": "CIPHER"
} | hard | en | 153 | 153 | synthetic_educational | null | null | [
"kasiski_examination",
"index_of_coincidence"
] | Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt). |
cardano-autokey-v3-0144 | JYLVOK | JYLVOK | EUREKA | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "FLORENCE"
} | advanced | en | 6 | 6 | cipher_museum | 2.0 | public | null | null |
scytale-v2-0116 | THTRHENEHAOEETTSELLSSHHSLLIHTMEFONEEIYPORODLLSARDTOELOTHIWWAWUHISANDALSSMNIETHONYTNTEEFASHGHRLRMHERMSEIEEMEEHAGSPAEBEDHAHKNERETKEEPSETEERTAISHOXDHSDTMUXIMTEOESXSEUTRINX | THTRHENEHAOEETTSELLSSHHSLLIHTMEFONEEIYPORODLLSARDTOELOTHIWWAWUHISANDALSSMNIETHONYTNTEEFASHGHRLRMHERMSEIEEMEEHAGSPAEBEDHAHKNERETKEEPSETEERTAISHOXDHSDTMUXIMTEOESXSEUTRINX | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME TO LIE DOWN IN GREEN PASTURES HE LEADETH ME BESIDE THE STILL WATERS HE RESTORETH MY SOUL HE LEADETH ME IN THE PATHS OF RIGHTEOUSNESS FOR HIS NAME SAKE | scytale | scytale | transposition | {
"type": "integer",
"value": 8
} | intermediate | en | 168 | 168 | cipher_museum | 2.0 | public | null | null |
adfgx-v2-0421 | XGDXFDGFDFAFDXAXFFDFGDXGFAXAFDGGDFAGDGGGGGDDGFXAFDGADDGGDADFFAXGXAGGGAFGAAGXDGAGXADAAGDGDFFFDFGGXFDDAAAXGXFAGFDGFFAAADFAAXDXGG | XGDXFDGFDFAFDXAXFFDFGDXGFAXAFDGGDFAGDGGGGGDDGFXAFDGADDGGDADFFAXGXAGGGAFGAAGXDGAGXADAAGDGDFFFDFGGXFDDAAAXGXFAGFDGFFAAADFAAXDXGG | IT WAS THE BEST OF TIMES IT WAS AN AGE OF WISDOM AND AN AGE OF UTTER FOOLISHNESS | adfgx | adfgx | fractionation | {
"polybius": "DRAGON",
"columnar": "THUNDER"
} | advanced | en | 126 | 126 | cipher_museum | 2.0 | public | null | null |
trifid-v3-0426 | QJWTAQJWRABEPKOA | QJWTAQJWRABEPKOA | PER ASPERA AD ASTRA | trifid | trifid | fractionation | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
vigenere-vh-0051 | DLCGWEJBYJAGNLDLHQGKLMIYJRDHBGW | DLCGWEJBYJAGNLDLHQGKLMIYJRDHBGW | THE KING RULES WITH JUSTICE AND MERCY | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "KEYWORD"
} | intermediate | en | 31 | 31 | cipher_museum | 2.0 | public | null | null |
cda-0020149 | AAABA ABABA AAAAA BAAAB BAAAB ABAAA AAABA AAAAA ABABA AAABA ABAAA ABBBA AABBB AABAA BAAAA BAAAB BAABA AABAA AAAAA AAABA AABBB BABAA AABBB BABBA ABABB ABBAB AAABB AABAA BAAAA ABBAA BAAAB AABAA AAABA BAABB BAAAA ABAAA BAABA BABBA ABABB AAAAA BAABA BAABA AABAA BAAAA BAAAB AAAAB BAAAA BAABB BAABA AABAA AABAB ABBAB BAAAA AA... | AAABA ABABA AAAAA BAAAB BAAAB ABAAA AAABA AAAAA ABABA AAABA ABAAA ABBBA AABBB AABAA BAAAA BAAAB BAABA AABAA AAAAA AAABA AABBB BABAA AABBB BABBA ABABB ABBAB AAABB AABAA BAAAA ABBAA BAAAB AABAA AAABA BAABB BAAAA ABAAA BAABA BABBA ABABB AAAAA BAABA BAABA AABAA BAAAA BAAAB AAAAB BAAAA BAABB BAABA AABAA AABAB ABBAB BAAAA AA... | CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL | bacon_cipher | bacon_cipher | null | {} | hard | en | 430 | 430 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
porta-v2-0348 | CQRHUQVRMYREABQPNTMZQANAPVYBVQUXLMCKVSJFCCVIXKEQJBREQTFKLTZHRVRMUTWVIHKKUWSANNBKRI | CQRHUQVRMYREABQPNTMZQANAPVYBVQUXLMCKVSJFCCVIXKEQJBREQTFKLTZHRVRMUTWVIHKKUWSANNBKRI | THE ZIMMERMANN TELEGRAM WAS DECODED BY ROOM FORTY IN LONDON AND BROUGHT AMERICA INTO THE GREAT WAR | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "ITALY"
} | intermediate | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
cda-0021706 | GODMR BJTDR EKGVS PBSJC EVMIA FXNNZ XCZIJ PBHRG BGGOB SPCCX HWKGX LLHQO XKIOQ RJXFU OQVOO ERHHM NIZHB XKKYN RCKOL YYQ | GODMR BJTDR EKGVS PBSJC EVMIA FXNNZ XCZIJ PBHRG BGGOB SPCCX HWKGX LLHQO XKIOQ RJXFU OQVOO ERHHM NIZHB XKKYN RCKOL YYQ | PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT | vernam | vernam | null | {} | hard | en | 98 | 98 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
straddling-checkerboard-v2-0376 | 7228401864222828824226922212208732221230529212290767042221242202916226824291401232389862189142234251422622297670167722021873838563102295692264014222114912818395623802986244252221229227048565702201485623504847221222513372992222212221 | 7228401864222828824226922212208732221230529212290767042221242202916226824291401232389862189142234251422622297670167722021873838563102295692264014222114912818395623802986244252221229227048565702201485623504847221222513372992222212221 | ULTRA INTELLIGENCE DERIVED FROM DECRYPTED GERMAN ENIGMA TRAFFIC INDICATES THAT ENEMY PANZER DIVISIONS ARE CONCENTRATED AT CALAIS CONFIRMING THE DECEPTION OPERATION FORTITUDE HAS SUCCEEDED | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "RASTONICEL"
} | advanced | en | 232 | 232 | cipher_museum | 2.0 | public | null | null |
monoalphabetic-v3-0797 | RHQWEK LOSAQVAR TDHT SMANEAS AVLIVA TDQLUCD KHTUQHI SAIANTELK LVAQ VHST SMHKS LB CALILCEN TEJA | RHQWEK LOSAQVAR TDHT SMANEAS AVLIVA TDQLUCD KHTUQHI SAIANTELK LVAQ VHST SMHKS LB CALILCEN TEJA | DARWIN OBSERVED THAT SPECIES EVOLVE THROUGH NATURAL SELECTION OVER VAST SPANS OF GEOLOGIC TIME | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "HONOR"
} | beginner | en | 81 | 94 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v2-0093 | BPMXIKSIOMKWVBIQVAJTCMXZQVBANWZBPMVMEBWZXMLWOCQLIVKMAGABMULMTQDMZBWILUQZITAUQBPVWE | BPMXIKSIOMKWVBIQVAJTCMXZQVBANWZBPMVMEBWZXMLWOCQLIVKMAGABMULMTQDMZBWILUQZITAUQBPVWE | THE PACKAGE CONTAINS BLUEPRINTS FOR THE NEW TORPEDO GUIDANCE SYSTEM DELIVER TO ADMIRAL SMITH NOW | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "SEOUL"
} | beginner | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
solitaire-117 | ANOKISQZAHWAOIZBDCJWBRVBUMTIGDIBKKEQPLSFBAGESPNGOCFCHCMKJBXOVRBWEULWAHSKCIDIYQUOJANBLCMAJKZGADLBIXQCRFSYJUJOLKHSDDRNXCYEPSWMPAYCJKJHLDULWCEHFKHVOXIHFJIXUVV | ANOKISQZAHWAOIZBDCJWBRVBUMTIGDIBKKEQPLSFBAGESPNGOCFCHCMKJBXOVRBWEULWAHSKCIDIYQUOJANBLCMAJKZGADLBIXQCRFSYJUJOLKHSDDRNXCYEPSWMPAYCJKJHLDULWCEHFKHVOXIHFJIXUVV | IT IS RATHER FOR US TO BE HERE DEDICATED TO THE GREAT TASK REMAINING BEFORE US THAT FROM THESE HONORED DEAD WE TAKE INCREASED DEVOTION TO THAT CAUSE FOR WHICH THEY GAVE THE LAST FULL MEASURE | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "CRYPTONOMICON"
} | expert | en | 155 | 155 | cipher_museum | 0.2 | public | null | null |
diana-029 | SUYDXPMNNPSCAUWL | SUYDXPMNNPSCAUWL | LOCK DOWN ALL GATES | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "DIANA"
} | intermediate | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
hist-vic-001 | XJVKRSQOIHJAQHPZLNOQXKMJXHPAIQJ | XJVKRSQOIHJAQHPZLNOQXKMJXHPAIQJ | MEETAGENTKARENTHURSDAYATTHEPARK | vic | vic | substitution | {
"type": "keyword",
"value": "SNOWFALL"
} | advanced | en | 31 | 31 | cipher_museum | 0.2 | public | null | null |
vernam-046 | SQPSGYSWNFOKSNQBSAPMYSNECEMBDGNLBAWFXEKXRBTPSQFNO | SQPSGYSWNFOKSNQBSAPMYSNECEMBDGNLBAWFXEKXRBTPSQFNO | VENI VIDI VICI I CAME I SAW I CONQUERED ALL IN A SINGLE BATTLE | vernam | vernam | stream | {
"type": "pad",
"value": "XMCKLQPOS (repeating)"
} | expert | en | 49 | 49 | cipher_museum | 0.2 | public | null | null |
cda-0004038 | TLCW TAGR LHFI REZP NYEE PIXI ASXR NHTT GTLX ACEE IZTO XIER SNAE WX | TLCW TAGR LHFI REZP NYEE PIXI ASXR NHTT GTLX ACEE IZTO XIER SNAE WX | THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN SLOWLY | scytale | scytale | null | {
"cols": 6
} | medium | en | 54 | 54 | synthetic_educational | null | null | [
"column_count_search",
"anagram_recovery"
] | Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter. |
cda-0009841 | FSERTRRTYOIOIILMCWEMESSXDANTTXMTGAOXAETTMXNDHIOXEKFSRX | FSERTRRTYOIOIILMCWEMESSXDANTTXMTGAOXAETTMXNDHIOXEKFSRX | FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS TOMORROW | scytale | scytale | null | {
"cols": 9
} | medium | en | 54 | 54 | synthetic_educational | null | null | [] | |
straddling-checkerboard-v3-0250 | 21542113252154 | 21542113252154 | DOT DASH DOT | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "RASTONICEL"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
red-type-a-188 | MITPBUJEWIIL | MITPBUJEWIIL | HOLD POSITION | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "MUSEUM"
} | advanced | en | 12 | 12 | cipher_museum | 0.2 | public | null | null |
cda-0021430 | 0340 3836 00326 4399 6329 6664 5689 02919 04463 02253 00666 05683 04720 3530 1593 01655 4480 02846 2213 04125 00387 07254 02898 06376 02515 00962 05720 2895 00678 6053 0412 04471 01351 06281 02540 01586 0695 04744 04090 00683 01594 4123 0361 00981 2546 02880 04477 01638 02226 05652 04727 4436 06058 1950 1594 3845 1348 ... | 0340 3836 00326 4399 6329 6664 5689 02919 04463 02253 00666 05683 04720 3530 1593 01655 4480 02846 2213 04125 00387 07254 02898 06376 02515 00962 05720 2895 00678 6053 0412 04471 01351 06281 02540 01586 0695 04744 04090 00683 01594 4123 0361 00981 2546 02880 04477 01638 02226 05652 04727 4436 06058 1950 1594 3845 1348 ... | ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY | zimmermann | zimmermann | null | {} | hard | en | 92 | 92 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
enigma-332 | LBWOICWGDTSKJUGWXLVMFUNCJOELKWQPKWMGJTOMNYDYO | LBWOICWGDTSKJUGWXLVMFUNCJOELKWQPKWMGJTOMNYDYO | NEVER INTERRUPT YOUR ENEMY WHEN HE IS MAKING A MISTAKE | enigma | enigma | machine | {
"type": "rotor_start",
"value": "DOG"
} | expert | en | 45 | 45 | cipher_museum | 0.2 | public | null | null |
cda-0005557 | FRPHEVGL PNOVZF FVBHYQ NS GRFGRR HARRE FQEHGVAL QWTEOCU OAQ GEVUEOCV SERDHSAQVRF SKCBFS FVZCYS QVCUREF TBBQ SRHQOGWBAOY GBBYF RKCYOWA GVSVE YVZWGF | FRPHEVGL PNOVZF FVBHYQ NS GRFGRR HARRE FQEHGVAL QWTEOCU OAQ GEVUEOCV SERDHSAQVRF SKCBFS FVZCYS QVCUREF TBBQ SRHQOGWBAOY GBBYF RKCYOWA GVSVE YVZWGF | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS | porta | porta | null | {
"key": "SECURE"
} | hard | en | 127 | 127 | synthetic_educational | null | null | [
"kasiski_examination",
"index_of_coincidence"
] | Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt). |
cda-0010401 | IFIMEEUIUTSERSEDCNDOEALFNTIORCRESNIEXNCUTEYINXBDQTRECO | IFIMEEUIUTSERSEDCNDOEALFNTIORCRESNIEXNCUTEYINXBDQTRECO | INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION | stager_route | stager_route | null | {
"cols": 6
} | medium | en | 54 | 54 | synthetic_educational | null | null | [] | |
venona-pad-reuse-171 | YJMHPXRCGZW44SGAE6RMPUKC6ERZK62WRWAZW4R7R3QXMA437EPJG57BJZGA | YJMHPXRCGZW44SGAE6RMPUKC6ERZK62WRWAZW4R7R3QXMA437EPJG57BJZGA | KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "SECRET"
} | expert | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
kama-sutra-v2-0444 | MJN LNRA UL MJN FUAV YX MJN QNKYEEYEK UL ZYXVUT REV GEUZFNVKN UL MJN JUFI UEN YX OEVNAXMREVYEK | MJN LNRA UL MJN FUAV YX MJN QNKYEEYEK UL ZYXVUT REV GEUZFNVKN UL MJN JUFI UEN YX OEVNAXMREVYEK | THE FEAR OF THE LORD IS THE BEGINNING OF WISDOM AND KNOWLEDGE OF THE HOLY ONE IS UNDERSTANDING | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 77 | 94 | cipher_museum | 2.0 | public | null | null |
great-cipher-v2-0172 | 161 164 117 179 101 129 152 143 167 130 173 158 161 113 127 160 161 177 104 141 115 166 132 154 175 112 152 175 166 173 176 128 143 130 161 163 174 119 114 179 130 141 131 170 114 161 177 177 117 | 161 164 117 179 101 129 152 143 167 130 173 158 161 113 127 160 161 177 104 141 115 166 132 154 175 112 152 175 166 173 176 128 143 130 161 163 174 119 114 179 130 141 131 170 114 161 177 177 117 | WHAT IS IN A NAME THAT WHICH WE CALL A ROSE BY ANY OTHER NAME WOULD SMELL AS SWEET | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "ROSSIGNOL"
} | expert | en | 147 | 195 | cipher_museum | 2.0 | public | null | null |
scytale-v2-0637 | SGAFRSIXXXXXXINLIELTXXXXXX | SGAFRSIXXXXXXINLIELTXXXXXX | SIGNAL FIRES LIT | scytale | scytale | transposition | {
"type": "integer",
"value": 13
} | intermediate | en | 26 | 26 | cipher_museum | 2.0 | public | null | null |
monoalphabetic-v3-0891 | SDR SDEJ PRO HEJR QSKKO BEPI VS AVHVLHVUV VQ SDR PTQQEVJ LVUVHPY LDVPCRO VLPKQQ SDR MHVEJ | SDR SDEJ PRO HEJR QSKKO BEPI VS AVHVLHVUV VQ SDR PTQQEVJ LVUVHPY LDVPCRO VLPKQQ SDR MHVEJ | THE THIN RED LINE STOOD FIRM AT BALACLAVA AS THE RUSSIAN CAVALRY CHARGED ACROSS THE PLAIN | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "VALOR"
} | beginner | en | 74 | 89 | cipher_museum | 2.0 | public | null | null |
cda-0015945 | XPPMQ ZHHXE FOWHY FLBDG KTLJF NQGZK YSHFS MXOKO LFTZM HPIUE QXPE | XPPMQ ZHHXE FOWHY FLBDG KTLJF NQGZK YSHFS MXOKO LFTZM HPIUE QXPE | THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT | one_time_pad | one_time_pad | null | {} | medium | en | 54 | 54 | synthetic_educational | null | null | [
"information_theoretic_proof",
"key_reuse_attack"
] | One-time pad: theoretically unbreakable if key is truly random and never reused. |
zimmermann-v2-0056 | 99999 90008 99998 00056 00018 00037 99999 90002 90014 90020 90017 90018 90004 99998 99999 90014 90019 90007 90004 90017 90018 99998 99999 90012 90000 90024 99998 00057 00019 00011 00008 00047 00093 00047 99999 90011 90008 90001 90004 90017 90019 90024 99998 00021 00093 00047 99999 90003 90004 90000 90019 90007 99998 | 99999 90008 99998 00056 00018 00037 99999 90002 90014 90020 90017 90018 90004 99998 99999 90014 90019 90007 90004 90017 90018 99998 99999 90012 90000 90024 99998 00057 00019 00011 00008 00047 00093 00047 99999 90011 90008 90001 90004 90017 90019 90024 99998 00021 00093 00047 99999 90003 90004 90000 90019 90007 99998 | I KNOW NOT WHAT COURSE OTHERS MAY TAKE BUT AS FOR ME GIVE ME LIBERTY OR GIVE ME DEATH | zimmermann | zimmermann | codebook | {
"type": "none",
"value": null
} | expert | en | 265 | 317 | cipher_museum | 2.0 | public | null | null |
two-square-v2-0182 | EADKDOCKEPHISMSTGEOUGHTLINSTUKEAHSYFRLKQHEPFTHHORILYERCQINCKDKCUINRSIMYHSI | EADKDOCKEPHISMSTGEOUGHTLINSTUKEAHSYFRLKQHEPFTHHORILYERCQINCKDKCUINRSIMYHSI | I CAN DO ALL THINGS THROUGH CHRIST WHICH STRENGTHENETH ME IN EVERY TRIAL AND TRIBULATION | two_square | two_square | polygraphic | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
vic-212 | 2825920185909509060391190858123829089528090820758690521908590820788093 | 2825920185909509060391190858123829089528090820758690521908590820788093 | I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW | vic | vic | substitution | {
"type": "keyword",
"value": "ENIGMA"
} | advanced | en | 70 | 70 | cipher_museum | 0.2 | public | null | null |
cda-0019108 | 11.39.14 6.43.15 12.2.8 11.27.5 2.20.8 1.29.2 6.42.9 14.23.7 16.38.1 2.1.11 2.17.6 13.36.14 11.22.8 11.49.13 6.14.7 3.20.11 15.31.11 20.37.13 11.3.11 18.48.15 5.38.12 14.27.15 6.43.5 6.25.8 5.49.15 2.19.8 10.16.10 4.33.6 8.44.12 19.28.15 11.28.4 6.13.11 3.2.4 18.32.12 20.16.13 14.7.13 20.48.5 9.38.12 20.18.13 11.10.12 ... | 11.39.14 6.43.15 12.2.8 11.27.5 2.20.8 1.29.2 6.42.9 14.23.7 16.38.1 2.1.11 2.17.6 13.36.14 11.22.8 11.49.13 6.14.7 3.20.11 15.31.11 20.37.13 11.3.11 18.48.15 5.38.12 14.27.15 6.43.5 6.25.8 5.49.15 2.19.8 10.16.10 4.33.6 8.44.12 19.28.15 11.28.4 6.13.11 3.2.4 18.32.12 20.16.13 14.7.13 20.48.5 9.38.12 20.18.13 11.10.12 ... | DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION ATBASH ENCODES BY REVERSING THE ALPHABET CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS | book_cipher | book_cipher | null | {} | hard | en | 172 | 172 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
cda-0013678 | .... .. .-.. .-.. / -.-. .. .--. .... . .-. / ..- ... . ... / .-.. .. -. . .- .-. / .- .-.. --. . -... .-. .- / - --- / . -. -.-. .-. -.-- .--. - / -... .-.. --- -.-. -.- ... / --- ..-. / .-.. . - - . .-. ... / .-. --- ..- - . / -.-. .. .--. .... . .-. ... / .-. . .- -.. / .- / --. .-. .. -.. / .. -. / .- / .--. .-. . ... | .... .. .-.. .-.. / -.-. .. .--. .... . .-. / ..- ... . ... / .-.. .. -. . .- .-. / .- .-.. --. . -... .-. .- / - --- / . -. -.-. .-. -.-- .--. - / -... .-.. --- -.-. -.- ... / --- ..-. / .-.. . - - . .-. ... / .-. --- ..- - . / -.-. .. .--. .... . .-. ... / .-. . .- -.. / .- / --. .-. .. -.. / .. -. / .- / .--. .-. . ... | HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN | morse_code | morse_code | null | {} | hard | en | 101 | 101 | synthetic_educational | null | null | [
"symbol_decode",
"frequency_analysis"
] | Morse code: dots and dashes; word-separated by / symbol. |
cda-0012829 | stage enter cause unite radio inner turns yield cause light among issue moved shore south heads order until light depot brief exact turns enter swift | stage enter cause unite radio inner turns yield cause light among issue moved shore south heads order until light depot brief exact turns enter swift | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY 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. |
diana-v2-0716 | QNOJIKWRKKAEKLEMFQQLAUQSAEZMFEYPVAARBEQEJASIKGEJXFKOVXYRDBLFDCJBOOGELAHMDMELUFW | QNOJIKWRKKAEKLEMFQQLAUQSAEZMFEYPVAARBEQEJASIKGEJXFKOVXYRDBLFDCJBOOGELAHMDMELUFW | THE KASISKI TEST FINDS REPEATED SEQUENCES TO DETERMINE THE KEY LENGTH OF A VIGENERE CIPHER KEY | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "JUSTICE"
} | intermediate | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
jefferson-disk-v2-0047 | RYDOUKABSADOLNDACEIKJAZEIPDMUIKKRMMOVOXDDJIOXLUPGHBKTSIMOUDYZVMZUF | RYDOUKABSADOLNDACEIKJAZEIPDMUIKKRMMOVOXDDJIOXLUPGHBKTSIMOUDYZVMZUF | WE ARE SUCH STUFF AS DREAMS ARE MADE ON AND OUR LITTLE LIFE IS ROUNDED WITH A SLEEP | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "4,2,6,1,3,5"
} | expert | en | 66 | 66 | cipher_museum | 2.0 | public | null | null |
hill-202 | OYYEGVVDMJTXRRBIJE | OYYEGVVDMJTXRRBIJE | AWAIT FURTHER ORDERS | hill | hill | polygraphic | {
"a": 5,
"b": 3,
"c": 2,
"d": 7
} | advanced | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
geheimschreiber-v3-0142 | VLOFNCZMIRXEQFLLKUD | VLOFNCZMIRXEQFLLKUD | MEASURE TWICE CUT ONCE | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "KAISER"
} | expert | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
adfgx-v3-0261 | DFDAXAGGDADAFDDADDADDGGAAXFAGADFFDGDDXADDFFDFDFDFDXFGDDFDAFDFXGXFFDXDAFFDXGDADADFFDDDGGAGGXADFFFDADADDADXFXGDGXAFDFDADDFAADDAAFXGADAGGGFDDGDDAFAFAFDDFGFFAGX | DFDAXAGGDADAFDDADDADDGGAAXFAGADFFDGDDXADDFFDFDFDFDXFGDDFDAFDFXGXFFDXDAFFDXGDADADFFDDDGGAGGXADFFFDADADDADXFXGDGXAFDFDADDFAADDAAFXGADAGGGFDDGDDAFAFAFDDFGFFAGX | BLESSED ARE THE MEEK FOR THEY SHALL INHERIT THE EARTH AND THE PEACEMAKERS SHALL BE CALLED SONS | adfgx | adfgx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 156 | 156 | cipher_museum | 2.0 | public | null | null |
nihilist-103 | 46 70 97 56 90 66 69 86 95 38 86 78 48 99 84 60 66 77 49 78 68 37 80 58 88 86 88 36 60 69 49 79 97 69 86 79 69 60 58 39 80 75 78 70 58 37 66 78 48 60 64 30 88 79 67 89 | 46 70 97 56 90 66 69 86 95 38 86 78 48 99 84 60 66 77 49 78 68 37 80 58 88 86 88 36 60 69 49 79 97 69 86 79 69 60 58 39 80 75 78 70 58 37 66 78 48 60 64 30 88 79 67 89 | IF YOU KNOW BOTH YOURSELF AND YOUR ENEMY YOU NEED NOT FEAR THE RESULT | nihilist | nihilist | fractionation | {
"polybius": "CIPHER",
"keyword": "MUSEUM"
} | advanced | en | 112 | 167 | cipher_museum | 0.2 | public | null | null |
caesar-v3-1524 | RFC QNCCB MD JGEFR GQ RFC SJRGKYRC QNCCB JGKGR GL RFC SLGTCPQC CGLQRCGL BCKMLQRPYRCB RFGQ | RFC QNCCB MD JGEFR GQ RFC SJRGKYRC QNCCB JGKGR GL RFC SLGTCPQC CGLQRCGL BCKMLQRPYRCB RFGQ | THE SPEED OF LIGHT IS THE ULTIMATE SPEED LIMIT IN THE UNIVERSE EINSTEIN DEMONSTRATED THIS | caesar | caesar | substitution | {
"type": "shift",
"value": 24
} | beginner | en | 75 | 89 | cipher_museum | 2.0 | public | null | null |
monoalphabetic-543 | QET TCKFT ECN FCHPTP | QET TCKFT ECN FCHPTP | THE EAGLE HAS LANDED | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "CRYPTOKEY"
} | beginner | en | 17 | 20 | cipher_museum | 0.2 | public | null | null |
geheimschreiber-v3-0124 | NBDCJCOQQMLO | NBDCJCOQQMLO | GOLD FROM LEAD | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "KAISER"
} | expert | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
fractionated-morse-v2-0041 | BCDHXPDQWDHSXOTDLLPVWQWFNCFLMSJOVSLBPOVNMSOPUBCVFSLBQWOHVG | BCDHXPDQWDHSXOTDLLPVWQWFNCFLMSJOVSLBPOVNMSOPUBCVFSLBQWOHVG | ALL THAT GLITTERS IS NOT GOLD OFTEN HAVE YOU HEARD THAT TOLD | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 58 | 58 | cipher_museum | 2.0 | public | null | null |
m94-v2-0067 | CVQWQUXBEXKKRVRJYPPDGKQJWVKKGYBXAZXMBSFWQKVNUTOCLVUVNBVNNXQFDSJOWHJPGVAOQPY | CVQWQUXBEXKKRVRJYPPDGKQJWVKKGYBXAZXMBSFWQKVNUTOCLVUVNBVNNXQFDSJOWHJPGVAOQPY | IN THE BEGINNING GOD CREATED THE HEAVEN AND THE EARTH AND DARKNESS WAS UPON THE FACE OF DEEP | m94 | m94 | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
cda-0021103 | BPQD XSIR ZTUK QYZM ELDG ORDR JULM WQLN OHWX LIYK OJOC VQLO EGAD ROVJ QFNM MKPY OKJC ABYU WPUS ZPON HOOS YIJS JQFY QYDZ VQXE BSED NTBA OOAC IIAN QJEI WIFD IEGM VXHM GXGH YVJJ FLDY LWGL CKYK MZUW TOMA LSQD LWMK Q | BPQD XSIR ZTUK QYZM ELDG ORDR JULM WQLN OHWX LIYK OJOC VQLO EGAD ROVJ QFNM MKPY OKJC ABYU WPUS ZPON HOOS YIJS JQFY QYDZ VQXE BSED NTBA OOAC IIAN QJEI WIFD IEGM VXHM GXGH YVJJ FLDY LWGL CKYK MZUW TOMA LSQD LWMK Q | POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING THE INDEX OF COINCIDENCE IS A USEFUL CLUE THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN | vernam | vernam | null | {} | hard | en | 169 | 169 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
adfgx-v3-0468 | FGAGAFFDGFFXDXAAFXDXAFDGGADXXXDXFXDADDAXGDFAAAGXAXFXGXAAAXGXDGGXFDDGAXGDDXGXAADFAXDAGFDADXAXAXDDAAXDAGXFDGDFADDDDDFGADGAGADDDGDDGGFDDAGFDGADGGFAFFGFXFDXAADXGXDGDFFDGAXXGXAGDAADGFFDFXGDAGGFGDFDAAFFGXAFDGGXDDGXGXGXDGAXGXGXGDDXFDADAXDXDFXGGFADGFXAXGFDXXXFDDGDXXXGGDXDFDDAFGAFADDGXGFDXFXDXXAFDDDXDXFXDXDXDAGGDFGXXXAGFGDGFGGD... | FGAGAFFDGFFXDXAAFXDXAFDGGADXXXDXFXDADDAXGDFAAAGXAXFXGXAAAXGXDGGXFDDGAXGDDXGXAADFAXDAGFDADXAXAXDDAAXDAGXFDGDFADDDDDFGADGAGADDDGDDGGFDDAGFDGADGGFAFFGFXFDXAADXGXDGDFFDGAXXGXAGDAADGFFDFXGDAGGFGDFDAAFFGXAFDGGXDDGXGXGXDGAXGXGXGDDXFDADAXDXDFXGGFADGFXAXGFDXXXFDDGDXXXGGDXDFDDAFGAFADDGXGFDXFXDXXAFDDDXDXFXDXDXDAGGDFGXXXAGFGDGFGGD... | WE HOLD THESE TRUTHS TO BE SELF EVIDENT THAT ALL MEN ARE CREATED EQUAL THAT THEY ARE ENDOWED BY THEIR CREATOR WITH CERTAIN UNALIENABLE RIGHTS THAT AMONG THESE ARE LIFE LIBERTY AND THE PURSUIT OF HAPPINESS | adfgx | adfgx | fractionation | {
"polybius": "WISDOM",
"columnar": "COURAGE"
} | advanced | en | 338 | 338 | cipher_museum | 2.0 | public | null | null |
vic-v3-0317 | 9082289824908226131491863908229341853 | 9082289824908226131491863908229341853 | THE SHOT HEARD ROUND THE WORLD | vic | vic | substitution | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 37 | 37 | cipher_museum | 2.0 | public | null | null |
chaocipher-222 | RBGUSYOJFWLJLMBFESEKDWKEGPGQTSWPOPQHCQMYHTINNPOWKPELQQJPMFIEDPQV | RBGUSYOJFWLJLMBFESEKDWKEGPGQTSWPOPQHCQMYHTINNPOWKPELQQJPMFIEDPQV | CRYPTOGRAPHY IS THE PRACTICE OF SECURING COMMUNICATIONS FROM ADVERSARIES | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "MUSEUM"
} | advanced | en | 64 | 64 | cipher_museum | 0.2 | public | null | null |
jefferson-disk-012 | WUFIICQZLBYDTRQM | WUFIICQZLBYDTRQM | CIPHER KEY CHANGED | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "3,1,5,2,4,6"
} | expert | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
kryha-v3-0034 | WWHSGXZRPNSTJRVLG | WWHSGXZRPNSTJRVLG | OLD IRONSIDES HOLDS | kryha | kryha | machine | {
"type": "keyword",
"value": "MUNICH"
} | expert | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
diana-v2-0540 | UJDAMVORABADVF | UJDAMVORABADVF | LIBERTY OR DEATH | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
nomenclator-v2-0228 | 12 09 02 05 18 20 07 01 12 09 20 06 18 01 20 05 18 14 09 20 15 21 12 01 13 15 18 20 03 05 19 13 15 20 19 04 06 09 14 09 19 19 05 14 20 12 01 18 05 22 15 12 21 20 09 15 14 06 18 01 14 01 09 19 05 04 05 13 09 12 19 05 16 20 | 12 09 02 05 18 20 07 01 12 09 20 06 18 01 20 05 18 14 09 20 15 21 12 01 13 15 18 20 03 05 19 13 15 20 19 04 06 09 14 09 19 19 05 14 20 12 01 18 05 22 15 12 21 20 09 15 14 06 18 01 14 01 09 19 05 04 05 13 09 12 19 05 16 20 | LIBERTÉ ÉGALITÉ FRATERNITÉ OU LA MORT CES MOTS DÉFINISSENT LA REVOLUTION FRANÇAISE DE MIL SEPT | nomenclator | nomenclator | nomenclator | {
"type": "seed",
"value": "PALACE"
} | expert | en | 148 | 221 | cipher_museum | 2.0 | public | null | null |
vigenere-v3-1038 | CBWFIPLJNLTVRVXDWVBDVXOYABVSPYLAMTXQYYKMCXNMLLKKIWNAYQEQRHVLWHXQYLPMPXRYLAKGRCOJRQPEAUUXBQFDCDWBJIJNGFQEFXGTUMHSAYFTHKKNLETVAGXODWLQWXNZXMHJXLLVPCRPYVMPGAXLDWNQVNPWK | CBWFIPLJNLTVRVXDWVBDVXOYABVSPYLAMTXQYYKMCXNMLLKKIWNAYQEQRHVLWHXQYLPMPXRYLAKGRCOJRQPEAUUXBQFDCDWBJIJNGFQEFXGTUMHSAYFTHKKNLETVAGXODWLQWXNZXMHJXLLVPCRPYVMPGAXLDWNQVNPWK | 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 | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "JUSTICE"
} | intermediate | en | 165 | 165 | cipher_museum | 2.0 | public | null | null |
porta-006 | AKGYVTPPLHURLBTX | AKGYVTPPLHURLBTX | PROCEED AS PLANNED | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "FORTIFY"
} | intermediate | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
autokey-023 | JBIOVYEBZHOIQ | JBIOVYEBZHOIQ | THE KING IS DEAD | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "QUEENLY"
} | intermediate | en | 13 | 13 | cipher_museum | 0.2 | public | null | null |
four-square-v3-0298 | SBADAMPKGCSPQSTGSLONAY | SBADAMPKGCSPQSTGSLONAY | THE CASTLE IS SURROUNDED | four_square | four_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 22 | 22 | cipher_museum | 2.0 | public | null | null |
cda-0014006 | AAAA ABAA ABAA ABAB ABBA BAAB AAAA AAAB ABAA ABAA ABAA ABAA ABAA AAAB AAAA ABBA BAAA BBBA ABBB AAAB AABA AAAA BBAA AABB ABBA BAAA BABB BAAA AAAB AAAA BAAB AAAA AAAB BAAB AAAB BAAB AABB ABAA BAAA BBAA AAAB ABAA AABA BBAA BBBA BAAB AABA BBAA BAAB AAAB BAAA BAAA AAAA BBAA ABAA BAAA BAAB BABA AAAA BBAB ABBA ABAA ABAA BABA ... | AAAA ABAA ABAA ABAB ABBA BAAB AAAA AAAB ABAA ABAA ABAA ABAA ABAA AAAB AAAA ABBA BAAA BBBA ABBB AAAB AABA AAAA BBAA AABB ABBA BAAA BABB BAAA AAAB AAAA BAAB AAAA AAAB BAAB AAAB BAAB AABB ABAA BAAA BBAA AAAB ABAA AABA BBAA BBBA BAAB AABA BBAA BAAB AAAB BAAA BAAA AAAA BBAA ABAA BAAA BAAB BABA AAAA BBAB ABBA ABAA ABAA BABA ... | A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY | bacon_cipher | bacon_cipher | null | {} | hard | en | 445 | 445 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
typex-v2-0123 | CQCIDBQYFQHREOWMYLLKVFLZGDWKMJFVTGFZNGMZPMTVTCDGETAAEKOHGFZYFWTFRAQQQYGVFFICWQGMVTGSOKHLAZNGQXZXBRHRYBSKKGVVUHXFRROJXSQEFPDPQXQVRRGLDMYAKYGXNJJTFTQLNFWVXFVFQDMBIMB | CQCIDBQYFQHREOWMYLLKVFLZGDWKMJFVTGFZNGMZPMTVTCDGETAAEKOHGFZYFWTFRAQQQYGVFFICWQGMVTGSOKHLAZNGQXZXBRHRYBSKKGVVUHXFRROJXSQEFPDPQXQVRRGLDMYAKYGXNJJTFTQLNFWVXFVFQDMBIMB | 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 | typex | typex | machine | {
"type": "keyword",
"value": "LONDON"
} | expert | en | 163 | 163 | cipher_museum | 2.0 | public | null | null |
lorenz-v2-0191 | RECONNOITERTHEENEMYPOSIRIONANDREPORTBACKBEFORENIGHTFALJWITHAFULLSTRENGTHCOUNT | RECONNOITERTHEENEMYPOSIRIONANDREPORTBACKBEFORENIGHTFALJWITHAFULLSTRENGTHCOUNT | RECONNOITER THE ENEMY POSITION AND REPORT BACK BEFORE NIGHTFALL WITH A FULL STRENGTH COUNT | lorenz | lorenz | machine | {
"type": "seed",
"value": "FISH"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-vf-0096 | HSRLGUYEEHNHKDAETRDTTHHUGWOEEDEOONUTCTIONGTVCHYDOTSNNHEWENAGFYAREGOSHEHELEOADEPITTTL | HSRLGUYEEHNHKDAETRDTTHHUGWOEEDEOONUTCTIONGTVCHYDOTSNNHEWENAGFYAREGOSHEHELEOADEPITTTL | THE HEAVENS DECLARE THE GLORY OF GOD DAY UNTO DAY UTTERETH SPEECH NIGHT UNTO NIGHT SHOWETH KNOWLEDGE | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "PYTHON"
} | intermediate | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
babington-v2-0022 | ⟨w34⟩ ⟨w04⟩ ⟨a13⟩ ⟨a11⟩ ⟨w20⟩ ⟨w06⟩ ⟨a11⟩ ⟨a07⟩ ⟨a13⟩ ⟨w20⟩ ⟨w04⟩ ⟨w08⟩ ⟨a20⟩ ⟨w06⟩ ⟨w26⟩ ⟨w25⟩ ⟨a13⟩ ⟨a08⟩ ⟨w29⟩ ⟨w04⟩ ⟨a02⟩ ⟨a13⟩ ⟨w06⟩ ⟨w21⟩ | ⟨w34⟩ ⟨w04⟩ ⟨a13⟩ ⟨a11⟩ ⟨w20⟩ ⟨w06⟩ ⟨a11⟩ ⟨a07⟩ ⟨a13⟩ ⟨w20⟩ ⟨w04⟩ ⟨w08⟩ ⟨a20⟩ ⟨w06⟩ ⟨w26⟩ ⟨w25⟩ ⟨a13⟩ ⟨a08⟩ ⟨w29⟩ ⟨w04⟩ ⟨a02⟩ ⟨a13⟩ ⟨w06⟩ ⟨w21⟩ | NORTH STAR HOLDS FIRM COURSE | babington | babington | nomenclator | {
"type": "seed",
"value": "ELIZABETH"
} | expert | en | 120 | 143 | cipher_museum | 2.0 | public | null | null |
cda-0017624 | 1.22.11 9.20.9 5.20.10 2.2.13 16.19.13 17.10.7 9.43.7 9.46.4 10.25.2 11.7.9 17.48.3 3.16.13 9.25.8 4.7.11 16.25.14 19.28.10 15.46.6 10.35.14 4.35.10 4.23.7 20.34.7 1.39.1 13.24.3 14.18.11 2.40.8 16.35.4 6.18.4 2.50.6 20.15.14 14.9.1 6.36.5 16.42.9 16.25.2 3.38.2 5.25.3 7.12.3 15.31.3 10.6.6 18.1.14 20.18.7 14.27.2 18.4... | 1.22.11 9.20.9 5.20.10 2.2.13 16.19.13 17.10.7 9.43.7 9.46.4 10.25.2 11.7.9 17.48.3 3.16.13 9.25.8 4.7.11 16.25.14 19.28.10 15.46.6 10.35.14 4.35.10 4.23.7 20.34.7 1.39.1 13.24.3 14.18.11 2.40.8 16.35.4 6.18.4 2.50.6 20.15.14 14.9.1 6.36.5 16.42.9 16.25.2 3.38.2 5.25.3 7.12.3 15.31.3 10.6.6 18.1.14 20.18.7 14.27.2 18.4... | TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION FAIL CLOSED IS A POSTURE NOT A SLOGAN HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES | book_cipher | book_cipher | null | {} | hard | en | 179 | 179 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
vic-205 | 32920408426088909585883292040800590828952808659088278382018895 | 32920408426088909585883292040800590828952808659088278382018895 | GIVE ME LIBERTY OR GIVE ME DEATH SAID PATRICK HENRY | vic | vic | substitution | {
"type": "keyword",
"value": "ENIGMA"
} | advanced | en | 62 | 62 | cipher_museum | 0.2 | public | null | null |
kryptos-v3-0395 | DUTCQHADFOFNFVLFVZJOXSMTEFQPHMKCFYEFGAIVMFEERNQQOAVFUJERBEANLFPLBKZMSILBFKJQW | DUTCQHADFOFNFVLFVZJOXSMTEFQPHMKCFYEFGAIVMFEERNQQOAVFUJERBEANLFPLBKZMSILBFKJQW | THE RIGHT OF THE PEOPLE TO KEEP AND BEAR ARMS SHALL NOT BE INFRINGED BY THE FEDERAL GOVERNMENT | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "SANBORN"
} | advanced | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
fractionated-morse-053 | NAXDJTRXUCAVUBUHVSJRWJTGPUJRSRAQPTBAUOAJEQUTFEXRAPBQQAUGWKUTNVJNWJFAOSN | NAXDJTRXUCAVUBUHVSJRWJTGPUJRSRAQPTBAUOAJEQUTFEXRAPBQQAUGWKUTNVJNWJFAOSN | LET JUSTICE BE DONE THOUGH THE HEAVENS FALL AND THE STARS GO DARK FOREVER | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "ROUNDTABLE"
} | advanced | en | 71 | 71 | cipher_museum | 0.2 | public | null | null |
stager-route-327 | TSSHEETTRXXAPXXI | TSSHEETTRXXAPXXI | THE TRAP IS SET | stager_route | stager_route | transposition | {
"type": "integer",
"value": 8
} | expert | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
cda-0003090 | VHAOA DSOROPZS BGHCGH FVCHZR FVCJ OZY DSOECAWBT EHRBG GVS SDWRRAON HREH HESF FVR WBQSL BT QBWBNWRRNQR FC REHVAOGS YRK ZRNUGV NEWSQAOA SGGWAOFSQ YSL ZSAUHU TFBA GGOHVEHVQG QWNSWS ONR USZYAOA WBGDCQGQRR DHPZVQ YRK QEKDGAUEODUK WA NWASHRSB FSJRNHL EWK | VHAOA DSOROPZS BGHCGH FVCHZR FVCJ OZY DSOECAWBT EHRBG GVS SDWRRAON HREH HESF FVR WBQSL BT QBWBNWRRNQR FC REHVAOGS YRK ZRNUGV NEWSQAOA SGGWAOFSQ YSL ZSAUHU TFBA GGOHVEHVQG QWNSWS ONR USZYAOA WBGDCQGQRR DHPZVQ YRK QEKDGAUEODUK WA NWASHRSB FSJRNHL EWK | HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX | porta | porta | null | {
"key": "KEY"
} | hard | en | 212 | 212 | synthetic_educational | null | null | [
"kasiski_examination",
"index_of_coincidence"
] | Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt). |
playfair-la-028 | LCHLZKKDLENZQT | LCHLZKKDLENZQT | COGITO ERGO SUM | playfair | playfair | substitution | {
"type": "keyword",
"value": "KEYWORD"
} | intermediate | la | 14 | 14 | cipher_museum | 0.2 | public | null | null |
lorenz-140 | AWAITFURTHERORDERS | AWAITFURTHERORDERS | AWAIT FURTHER ORDERS | lorenz | lorenz | machine | {
"type": "seed",
"value": "SECRET"
} | expert | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
cda-0016413 | 01932 05685 01588 5358 06597 1612 04438 1032 07864 0411 4414 00391 3862 07948 05997 02853 6045 0953 00378 4473 5727 1608 06919 1667 00402 03790 07308 01639 00335 3511 1040 2871 05121 02597 01637 05689 6020 | 01932 05685 01588 5358 06597 1612 04438 1032 07864 0411 4414 00391 3862 07948 05997 02853 6045 0953 00378 4473 5727 1608 06919 1667 00402 03790 07308 01639 00335 3511 1040 2871 05121 02597 01637 05689 6020 | FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS | zimmermann | zimmermann | null | {} | medium | en | 37 | 37 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
venona-pad-reuse-v2-0052 | JEGETEEG2APXIAZTCOLN6IAO5B7REXIENRGE4RDVGVHSGOUKAEGFTKDIYSQK3RJERK4HPSGE | JEGETEEG2APXIAZTCOLN6IAO5B7REXIENRGE4RDVGVHSGOUKAEGFTKDIYSQK3RJERK4HPSGE | GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "PALACE"
} | expert | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
sigaba-072 | PNMDXANATSOPPDLG | PNMDXANATSOPPDLG | CIPHER KEY CHANGED | sigaba | sigaba | machine | {
"type": "seed",
"value": "CIPHER"
} | expert | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
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