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-0018744 | ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨a11⟩ ⟨w32⟩ ⟨a23⟩ ⟨w32⟩ ⟨a17⟩ ⟨w14⟩ ⟨w32⟩ ⟨a13⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w14⟩ ⟨w10⟩ ⟨w04⟩ ⟨a11⟩ ⟨w32⟩ ⟨a07⟩ ⟨w20⟩ ⟨w22⟩ ⟨w08⟩ ⟨a13⟩ ⟨w10⟩ ⟨a01⟩ ⟨w40⟩ ⟨a11⟩ ⟨w32⟩ ⟨w28⟩ ⟨w22⟩ ⟨w22⟩ ⟨w16⟩ ⟨w28⟩ ⟨w08⟩ ⟨a19⟩ ⟨w20⟩ ⟨w34⟩ ⟨w32⟩ ⟨a25⟩ ⟨a29⟩ ⟨a25⟩ ⟨a19⟩ ⟨w08⟩ ⟨a07⟩ ⟨w22⟩ ⟨a13⟩ ⟨w10⟩ ⟨w22⟩ ⟨w32⟩ ⟨a25⟩ ⟨w32⟩ ⟨w10⟩ ⟨a... | ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨a11⟩ ⟨w32⟩ ⟨a23⟩ ⟨w32⟩ ⟨a17⟩ ⟨w14⟩ ⟨w32⟩ ⟨a13⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w14⟩ ⟨w10⟩ ⟨w04⟩ ⟨a11⟩ ⟨w32⟩ ⟨a07⟩ ⟨w20⟩ ⟨w22⟩ ⟨w08⟩ ⟨a13⟩ ⟨w10⟩ ⟨a01⟩ ⟨w40⟩ ⟨a11⟩ ⟨w32⟩ ⟨w28⟩ ⟨w22⟩ ⟨w22⟩ ⟨w16⟩ ⟨w28⟩ ⟨w08⟩ ⟨a19⟩ ⟨w20⟩ ⟨w34⟩ ⟨w32⟩ ⟨a25⟩ ⟨a29⟩ ⟨a25⟩ ⟨a19⟩ ⟨w08⟩ ⟨a07⟩ ⟨w22⟩ ⟨a13⟩ ⟨w10⟩ ⟨w22⟩ ⟨w32⟩ ⟨a25⟩ ⟨w32⟩ ⟨w10⟩ ⟨a... | THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION THE INDEX OF COINCIDENCE IS A USEFUL CLUE THE VIGENERE CIPHER USES A REPEATING KEYWORD | babington | babington | null | {} | hard | en | 126 | 126 | synthetic_educational | null | null | [
"nomenclator_frequency",
"symbol_mapping"
] | Babington nomenclator: symbol tokens ⟨wNN⟩/⟨aNN⟩ used in the 1586 Babington Plot. |
cda-0010695 | CROR LKRI HTST HAUO WSTE OAUT DUEN EECH EUES TOLR IAMY IARA OCMA PLLN PSIL DUBA TTCS LSON DTAU MNIS SRTC AHPI NLTS RNXX GEHS EROR ERIO DICO SNAP NONE RPER ONEO HOAS X | CROR LKRI HTST HAUO WSTE OAUT DUEN EECH EUES TOLR IAMY IARA OCMA PLLN PSIL DUBA TTCS LSON DTAU MNIS SRTC AHPI NLTS RNXX GEHS EROR ERIO DICO SNAP NONE RPER ONEO HOAS X | COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS | stager_route | stager_route | null | {
"cols": 7
} | hard | en | 133 | 133 | synthetic_educational | null | null | [] | |
four-square-v2-0399 | DFLMFUYGPGAQAMPNFHAFONATBIAFCKEATPBKOLHTXQHHLXHDTOTIHINBASBODDSQPNFH | DFLMFUYGPGAQAMPNFHAFONATBIAFCKEATPBKOLHTXQHHLXHDTOTIHINBASBODDSQPNFH | ALL THE WORLDS A STAGE AND EACH MAN IN HIS TIME PLAYS MANY PARTS ON LIFES GREAT STAGE | four_square | four_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
kryptos-v2-0250 | FXWHXKUUMDTSXGDJTWYFLGMPZMJQRMYHNHSYLSXMPCDMFYTPCUBKZPKESKPYKMSYGWRXIGDMEIQMUJMQWSALWVXSWMPYJXSKVUUBKLYUCUJKTXKBKFFZSFQSKSLOVFYJTJUKADFVXMMSSFFZVFSSEHWYZCWGHVKVGRMP | FXWHXKUUMDTSXGDJTWYFLGMPZMJQRMYHNHSYLSXMPCDMFYTPCUBKZPKESKPYKMSYGWRXIGDMEIQMUJMQWSALWVXSWMPYJXSKVUUBKLYUCUJKTXKBKFFZSFQSKSLOVFYJTJUKADFVXMMSSFFZVFSSEHWYZCWGHVKVGRMP | ULTRA INTELLIGENCE DERIVED FROM DECRYPTED GERMAN ENIGMA TRAFFIC INDICATES THAT ENEMY PANZER DIVISIONS ARE CONCENTRATED AT CALAIS CONFIRMING THE DECEPTION OPERATION FORTITUDE HAS SUCCEEDED | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "LANGLEY"
} | advanced | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
enigma-v2-0245 | MQBPFRXNWOPAGZKHJUOHDVZHVGERWGDBWVJCPVURQVDIMFMLWEFYQRVJQAWYLDMYONUYNEGNSNWZCSEWNADTQUBESUCRENZLVNBRLNOQSARVHLXFHFPTWJVMKFZLQUMPKUBQLFKPMHRKYAVXZYPRUMMOLLIMHKXOLHLBYLQLGDIHLUL | MQBPFRXNWOPAGZKHJUOHDVZHVGERWGDBWVJCPVURQVDIMFMLWEFYQRVJQAWYLDMYONUYNEGNSNWZCSEWNADTQUBESUCRENZLVNBRLNOQSARVHLXFHFPTWJVMKFZLQUMPKUBQLFKPMHRKYAVXZYPRUMMOLLIMHKXOLHLBYLQLGDIHLUL | THE HISTORY OF CRYPTOLOGY IS A BATTLE OF WITS BETWEEN THOSE WHO MAKE CODES AND THOSE WHO BREAK THEM FOR EVERY SYSTEM DEVISED BY A CUNNING ENCIPHERER A PATIENT CRYPTANALYST HAS FOUND A METHOD TO REVEAL ITS SECRETS | enigma | enigma | machine | {
"type": "rotor_start",
"value": "DEF"
} | expert | en | 175 | 175 | cipher_museum | 2.0 | public | null | null |
culper-ring-v2-0072 | 109 106 998 801 804 819 819 804 817 999 103 998 817 804 812 800 808 813 999 998 818 808 811 804 813 819 999 102 112 998 819 807 814 820 806 807 819 999 105 998 805 814 814 811 999 160 103 998 818 815 804 800 810 999 102 998 817 804 812 814 821 804 999 127 998 803 814 820 801 819 999 | 109 106 998 801 804 819 819 804 817 999 103 998 817 804 812 800 808 813 999 998 818 808 811 804 813 819 999 102 112 998 819 807 814 820 806 807 819 999 105 998 805 814 814 811 999 160 103 998 818 815 804 800 810 999 102 998 817 804 812 814 821 804 999 127 998 803 814 820 801 819 999 | IT IS BETTER TO REMAIN SILENT AND BE THOUGHT A FOOL THAN TO SPEAK AND REMOVE ALL DOUBT | culper_ring | culper_ring | codebook | {
"type": "none",
"value": null
} | expert | en | 213 | 283 | cipher_museum | 2.0 | public | null | null |
bifid-vg-0041 | HEHVYHREHIQSISOSFMQSRQUEHPEQRUHMLHGAEGTEYGAXVRFTMZBEVGVVRZEOGVOGMTOY | HEHVYHREHIQSISOSFMQSRQUEHPEQRUHMLHGAEGTEYGAXVRFTMZBEVGVVRZEOGVOGMTOY | I AM THE WAY THE TRUTH AND THE LIFE NO MAN COMETH UNTO THE FATHER BUT THROUGH ME ALONE | bifid | bifid | fractionation | {
"type": "keyword",
"value": "MUSEUM"
} | advanced | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
cda-0011029 | ATSOESYUEVLYTTHNNNLENEPXROOICOENCRHXAOWNRTTCOSAXNLIGYBTYDIBXSSTMPREAENEXPHSOTORTSGTXAORDIKFBBTTXRUEEOERAYHOXELARNNESREDXNDSNIBQHEAAX | ATSOESYUEVLYTTHNNNLENEPXROOICOENCRHXAOWNRTTCOSAXNLIGYBTYDIBXSSTMPREAENEXPHSOTORTSGTXAORDIKFBBTTXRUEEOERAYHOXELARNNESREDXNDSNIBQHEAAX | A TRANSPARENT TOOL SHOULD SHOW ITS REASONING MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY ATBASH ENCODES BY REVERSING THE ALPHABET TODAY | scytale | scytale | null | {
"cols": 11
} | hard | en | 132 | 132 | synthetic_educational | null | null | [] | |
running-key-045 | KTLFLWMGRUVABUK | KTLFLWMGRUVABUK | OPERATION BEGINS | running_key | running_key | polyalphabetic | {
"type": "text",
"value": "Declaration paraphrase"
} | intermediate | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
cda-0016682 | 859 821 812 999 864 826 818 813 840 813 853 812 999 807 824 847 821 813 851 999 861 856 812 856 999 800 999 852 812 845 813 800 857 824 839 820 999 830 812 873 866 842 853 811 999 821 824 856 859 842 851 826 807 801 835 999 808 826 846 821 814 853 854 999 802 853 814 999 859 813 800 808 822 813 853 856 999 841 843 859 ... | 859 821 812 999 864 826 818 813 840 813 853 812 999 807 824 847 821 813 851 999 861 856 812 856 999 800 999 852 812 845 813 800 857 824 839 820 999 830 812 873 866 842 853 811 999 821 824 856 859 842 851 826 807 801 835 999 808 826 846 821 814 853 854 999 802 853 814 999 859 813 800 808 822 813 853 856 999 841 843 859 ... | THE VIGENERE CIPHER USES A REPEATING KEYWORD HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION | culper_ring | culper_ring | null | {} | medium | en | 79 | 79 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
cda-0004227 | BOFS EIOP YSSI WRSA QSNB ZSFP SSBE SPBA SWRS AQSO FQLG OYRW FOEB RHFS ROLF COEG NAFG BSAP ELCG ZSFF OTSF | BOFS EIOP YSSI WRSA QSNB ZSFP SSBE SPBA SWRS AQSO FQLG OYRW FOEB RHFS ROLF COEG NAFG BSAP ELCG ZSFF OTSF | OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES | porta | porta | null | {
"key": "PATTERN"
} | hard | en | 84 | 84 | synthetic_educational | null | null | [
"kasiski_examination",
"index_of_coincidence"
] | Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt). |
venona-pad-reuse-v2-0030 | ZIZDMIJULRBW4HPGCXL | ZIZDMIJULRBW4HPGCXL | WISDOM GUARDS THE GATE | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "PALACE"
} | expert | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
cda-0012056 | DONOX CONFU SEOBF USCAT IONWI THENX RYPTX ONBRX TEFOX CEWOR KSONL YWHEN THEKX YSPAC EISSX ALLCA ESARZ HIFTZ DTHEZ LPHAB ETBYT HREEP OSITX ONSTH EENIG MAMAC HINEZ SEDRZ TORST OCREZ TEAPO LYALP HABET ICCIP HERBA | DONOX CONFU SEOBF USCAT IONWI THENX RYPTX ONBRX TEFOX CEWOR KSONL YWHEN THEKX YSPAC EISSX ALLCA ESARZ HIFTZ DTHEZ LPHAB ETBYT HREEP OSITX ONSTH EENIG MAMAC HINEZ SEDRZ TORST OCREZ TEAPO LYALP HABET ICCIP HERBA | DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | commercial_code | commercial_code | null | {} | hard | en | 175 | 175 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
wheatstone-v3-0261 | EDBVAKLSYASRACUKSLNECDSQBETFLDKMBUHFLKAQBQSDARLKDLJJAPEIDBPTSLLGDABVYNEPA | EDBVAKLSYASRACUKSLNECDSQBETFLDKMBUHFLKAQBQSDARLKDLJJAPEIDBPTSLLGDABVYNEPA | I HAVE NOT YET BEGUN TO FIGHT SAID JOHN PAUL JONES AS THE BONHOMME RICHARD TOOK HEAVY FIRE | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "BRITAIN"
} | advanced | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
vic-v3-0300 | 90822898328127281838689 | 90822898328127281838689 | THE SIEGE BEGINS | vic | vic | substitution | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 23 | 23 | cipher_museum | 2.0 | public | null | null |
fractionated-morse-017 | IAXTKPUBINBUHQVM | IAXTKPUBINBUHQVM | MEET AT THE OLD OAK | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "ROUNDTABLE"
} | advanced | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
cda-0012635 | - .... . / -- . ... ... .- --. . / .-- .- ... / .... .. -.. -.. . -. / -... ..- - / -. --- - / ... . -.-. ..- .-. . / .- / ... - .-. --- -. --. / -.-. .-.. .- .. -- / -. . . -.. ... / ... - .-. --- -. --. / . ...- .. -.. . -. -.-. . / --- .--. . -. / ... --- ..- .-. -.-. . / - --- --- .-.. ... / .- .-.. .-.. --- .-- / ... | - .... . / -- . ... ... .- --. . / .-- .- ... / .... .. -.. -.. . -. / -... ..- - / -. --- - / ... . -.-. ..- .-. . / .- / ... - .-. --- -. --. / -.-. .-.. .- .. -- / -. . . -.. ... / ... - .-. --- -. --. / . ...- .. -.. . -. -.-. . / --- .--. . -. / ... --- ..- .-. -.-. . / - --- --- .-.. ... / .- .-.. .-.. --- .-- / ... | THE MESSAGE WAS HIDDEN BUT NOT SECURE A STRONG CLAIM NEEDS STRONG EVIDENCE OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN | morse_code | morse_code | null | {} | hard | en | 146 | 146 | synthetic_educational | null | null | [
"symbol_decode",
"frequency_analysis"
] | Morse code: dots and dashes; word-separated by / symbol. |
copiale-v3-0228 | V2 L0 M1 E1 N6 V7 A1 L3 M1 V3 E6 G2 | V2 L0 M1 E1 N6 V7 A1 L3 M1 V3 E6 G2 | GOLD FROM LEAD | copiale | copiale | substitution | {
"type": "keyword",
"value": "MYSTERY"
} | advanced | en | 24 | 35 | cipher_museum | 2.0 | public | null | null |
beaufort-v2-0133 | BJUSAABSAPZPXH | BJUSAABSAPZPXH | SIGNAL FIRES LIT | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "TRAFALGAR"
} | intermediate | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
geheimschreiber-v2-0500 | VHWPYUNYSMYJUIUSCAILXQWZXPENARPCHIFXWMFRJZHITOCFBGNIPAOKHEACZIAHWZERHIWLYESLVTLNATTZZLKBYZGEZLLOGZJKPCAXEVGIDZCFWYWUPPDOJRUBXSASFCGMNYDTTRHHYBKIERXGKKG | VHWPYUNYSMYJUIUSCAILXQWZXPENARPCHIFXWMFRJZHITOCFBGNIPAOKHEACZIAHWZERHIWLYESLVTLNATTZZLKBYZGEZLLOGZJKPCAXEVGIDZCFWYWUPPDOJRUBXSASFCGMNYDTTRHHYBKIERXGKKG | TIMES ARE BAD CHILDREN NO LONGER OBEY THEIR PARENTS AND EVERYONE IS WRITING A BOOK IT SEEMS TO ME THAT THE YOUNG HAVE ALWAYS AND WILL ALWAYS BE AN UNRULY GENERATION FULL OF FOOLISHNESS | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "TEUTON"
} | expert | en | 151 | 151 | cipher_museum | 2.0 | public | null | null |
cda-0009800 | AUTDR XVHZN XEFBC AIYGN FYOEM VIUUU IFYVV RXRFU SPHTZ BNZYQ SQETJ RYQJT ITOXU FIHUY SKXZN CYHLD NRWJJ PAJZZ EGIGU EGMUN HLEZN UJHFJ YATNC DAAGH XFOPB ZNBRG ENGWL TJMIR VDONF TVLDE S | AUTDR XVHZN XEFBC AIYGN FYOEM VIUUU IFYVV RXRFU SPHTZ BNZYQ SQETJ RYQJT ITOXU FIHUY SKXZN CYHLD NRWJJ PAJZZ EGIGU EGMUN HLEZN UJHFJ YATNC DAAGH XFOPB ZNBRG ENGWL TJMIR VDONF TVLDE S | A TRANSPARENT TOOL SHOULD SHOW ITS REASONING THE ARCHITECTURE SHOULD MAKE MISUSE HARDER FAIL CLOSED IS A POSTURE NOT A SLOGAN THE BEST LESSONS SHOW WHERE THE METHOD FAILS CAREFULLY | trithemius | trithemius | null | {} | hard | en | 151 | 151 | synthetic_educational | null | null | [] | |
cda-0013865 | .... .... .. ... . ..... ... . .. .... . .. .... .. . . .... .. ..... .... ... ..... .... .. . ..... .... ... . ..... .... .. ..... . . ..... .... ... . ... ... ... ... .... ..... .. ... . . ..... . .... .. .. . ..... .. . ... .... .... .. .... .... .. ... . ..... . ... ... .... ... ... | .... .... .. ... . ..... ... . .. .... . .. .... .. . . .... .. ..... .... ... ..... .... .. . ..... .... ... . ..... .... .. ..... . . ..... .... ... . ... ... ... ... .... ..... .. ... . . ..... . .... .. .. . ..... .. . ... .... .... .. .... .... .. ... . ..... . ... ... .... ... ... | THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY | tap_code | tap_code | null | {} | medium | en | 43 | 43 | 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. |
kryha-106 | XUTTQAZPFFUJFAHGLTJJQZOQYMCCRAPJZETYXQPXJTYTXLQKYBGGKDJUM | XUTTQAZPFFUJFAHGLTJJQZOQYMCCRAPJZETYXQPXJTYTXLQKYBGGKDJUM | FOUR SCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH THIS NATION | kryha | kryha | machine | {
"type": "keyword",
"value": "CIPHER"
} | expert | en | 57 | 57 | cipher_museum | 0.2 | public | null | null |
cda-0014978 | TGIKV XOIZC BALZS UCSUV MQQAX QPKEG KRPWX PHANQ | TGIKV XOIZC BALZS UCSUV MQQAX QPKEG KRPWX PHANQ | CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS | vernam | vernam | null | {} | medium | en | 40 | 40 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
cda-0012679 | DARA LYTA IIND ARAL QOKE EDYD ARAL QOKA LAII INAI IINO RORS HEOL YKCH EOLS HEDY CHOR QOKE DYSH ORCH ORSH EDYS HALC HEDY RCHE OLRC HEOL SHOR SHEO LCHE OLQO KEDY QOKE EDYS HARA LSHE EDYS HAII NQOK EDYC HORQ OKEE DYYT AIIN OKED YCHE OLOK SHYA IIIN QOKE DYQO TEDY CHEO LDAL OROR AIII NSHE EDYO KAIN CHEO LLKA IINO KAIN OKAL ... | DARA LYTA IIND ARAL QOKE EDYD ARAL QOKA LAII INAI IINO RORS HEOL YKCH EOLS HEDY CHOR QOKE DYSH ORCH ORSH EDYS HALC HEDY RCHE OLRC HEOL SHOR SHEO LCHE OLQO KEDY QOKE EDYS HARA LSHE EDYS HAII NQOK EDYC HORQ OKEE DYYT AIIN OKED YCHE OLOK SHYA IIIN QOKE DYQO TEDY CHEO LDAL OROR AIII NSHE EDYO KAIN CHEO LLKA IINO KAIN OKAL ... | ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF EVERY SYSTEM NEEDS AN HONEST THREAT MODEL | voynich_render | voynich_render | null | {} | hard | en | 338 | 338 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
four-square-v3-0014 | NIZATQHTASAVAQGLHA | NIZATQHTASAVAQGLHA | LOWER THE DRAWBRIDGE | four_square | four_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
bifid-v3-0010 | PQQCPBTQEDIWDDND | PQQCPBTQEDIWDDND | PER ASPERA AD ASTRA | bifid | bifid | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v2-0637 | DLKZSAKOWKEZNF | DLKZSAKOWKEZNF | SIGNAL FIRES LIT | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 14
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
beaufort-v2-0247 | TMHBJLTGEPBGXFXEAGPULBJDCNPPDVMTHYNNOMSDSHTYTFMHYWTMZZLZHXNFBWOPAAUUXLWAGFWSHNSGRCNYFPACXXEDNMMICPJSNJFHHSNRGNEDMYOHJAXHXMYBMAAKWLNDNWOBYAMWTSVRHNJXYL | TMHBJLTGEPBGXFXEAGPULBJDCNPPDVMTHYNNOMSDSHTYTFMHYWTMZZLZHXNFBWOPAAUUXLWAGFWSHNSGRCNYFPACXXEDNMMICPJSNJFHHSNRGNEDMYOHJAXHXMYBMAAKWLNDNWOBYAMWTSVRHNJXYL | 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 | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "TRAFALGAR"
} | intermediate | en | 150 | 150 | cipher_museum | 2.0 | public | null | null |
diana-v2-0549 | MKWMDNYKNETSVYMKWRZAQSZATYNIMAKADBJXYSKLVHRGTQHOUSJYXKVFBOEG | MKWMDNYKNETSVYMKWRZAQSZATYNIMAKADBJXYSKLVHRGTQHOUSJYXKVFBOEG | THIS ABOVE ALL TO THINE OWN SELF BE TRUE AND IT MUST FOLLOW AS NIGHT THE DAY | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 60 | 60 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v2-0154 | HQILRGKMVQDRBXRWK | HQILRGKMVQDRBXRWK | COURAGE IN DARKNESS | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "FLORENCE"
} | advanced | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
chaocipher-101 | TEXYZCHVJWIQGBXNETGXAOTMTWDPCPOMOCPGGEHDLXBHMAO | TEXYZCHVJWIQGBXNETGXAOTMTWDPCPOMOCPGGEHDLXBHMAO | ASK NOT WHAT YOUR COUNTRY CAN DO FOR YOU BUT WHAT YOU CAN DO | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 47 | 47 | cipher_museum | 0.2 | public | null | null |
diana-v3-0507 | GNNQTBYJGABXKXODQZLOBUDIQQKXFALGKAXODJATBYJGABXKQXYXQJVVBWAESGZZYXATBYJGABXKEMZATY | GNNQTBYJGABXKXODQZLOBUDIQQKXFALGKAXODJATBYJGABXKQXYXQJVVBWAESGZZYXATBYJGABXKEMZATY | ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
homophonic-033 | 39 58 26 33 10 97 72 66 19 28 | 39 58 26 33 10 97 72 66 19 28 | FLEE AT ONCE | homophonic | homophonic | substitution | {
"type": "keyword",
"value": "ENIGMA"
} | intermediate | en | 20 | 29 | cipher_museum | 0.2 | public | null | null |
diana-v2-0536 | BCTKMGLLZKRJC | BCTKMGLLZKRJC | E PLURIBUS UNUM | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
hill-v2-0603 | HDSIKQBVMUVBXZWEUUZHNEJQMWZUATNNIORCSWBHZLZSIIVRRTQWTKDNPHVYKZDTKIVACYNATJ | HDSIKQBVMUVBXZWEUUZHNEJQMWZUATNNIORCSWBHZLZSIIVRRTQWTKDNPHVYKZDTKIVACYNATJ | ALEA IACTA EST ET CAESAR RUBICONE TRANSGRESSO BELLUM CIVILE INCIPIT PER TOTAM ROMANAM | hill | hill | polygraphic | {
"a": 11,
"b": 3,
"c": 2,
"d": 5
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
sigaba-v2-0052 | JSJTTEUURYOIMXQLOIPNMEPUXWGVYCCRGAEXGFICPCVQHTBZLPNPWKUKJHCGQPHIGCLMOTMZ | JSJTTEUURYOIMXQLOIPNMEPUXWGVYCCRGAEXGFICPCVQHTBZLPNPWKUKJHCGQPHIGCLMOTMZ | GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA | sigaba | sigaba | machine | {
"type": "seed",
"value": "ECMMARK"
} | expert | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-073 | EOEYSMENRAECRFN | EOEYSMENRAECRFN | ENEMY FORCES NEAR | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
playfair-v2-0373 | YRIYCRTPTDPONXRL | YRIYCRTPTDPONXRL | DIVIDE AND CONQUER | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
cda-0012696 | VCKPC KESSH DNWIG XFCDH OTXYD YTIHA XDVME CDVZO TSZXL KPVPM DKHZT UBNHG ZLAMM NOJCN ZJYZX UOAPB XYQDK ZSLKH BDQVV MPRJU B | VCKPC KESSH DNWIG XFCDH OTXYD YTIHA XDVME CDVZO TSZXL KPVPM DKHZT UBNHG ZLAMM NOJCN ZJYZX UOAPB XYQDK ZSLKH BDQVV MPRJU B | THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION | one_time_pad | one_time_pad | null | {} | hard | en | 101 | 101 | synthetic_educational | null | null | [
"information_theoretic_proof",
"key_reuse_attack"
] | One-time pad: theoretically unbreakable if key is truly random and never reused. |
playfair-de-045 | LSKHAUUGNOCETLLUUMKG | LSKHAUUGNOCETLLUUMKG | KEINE MACHT FUR NIEMAND | playfair | playfair | substitution | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | de | 20 | 20 | cipher_museum | 0.2 | public | null | null |
wallis-cipher-v2-0088 | 90 37 60 81 49 82 56 91 90 24 61 87 34 85 42 34 91 90 14 63 89 26 54 21 91 90 55 23 81 10 91 90 55 61 56 91 90 42 85 54 91 90 10 33 76 56 91 90 50 87 82 91 90 81 48 23 28 54 79 56 43 91 90 14 54 53 31 56 37 55 91 90 24 54 48 63 56 37 86 91 90 45 61 54 34 91 90 25 43 56 21 91 90 48 89 53 63 54 37 10 52 46 91 90 42 85 48... | 90 37 60 81 49 82 56 91 90 24 61 87 34 85 42 34 91 90 14 63 89 26 54 21 91 90 55 23 81 10 91 90 55 61 56 91 90 42 85 54 91 90 10 33 76 56 91 90 50 87 82 91 90 81 48 23 28 54 79 56 43 91 90 14 54 53 31 56 37 55 91 90 24 54 48 63 56 37 86 91 90 45 61 54 34 91 90 25 43 56 21 91 90 48 89 53 63 54 37 10 52 46 91 90 42 85 48... | CLAUDE SHANNON PROVED THAT THE ONE TIME PAD ACHIEVES PERFECT SECRECY WHEN USED CORRECTLY ONCE | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "OXFORD"
} | expert | en | 218 | 326 | cipher_museum | 2.0 | public | null | null |
polybius-la-017 | 43 24 51 24 43 35 11 13 15 32 35 11 42 11 12 15 31 31 45 32 | 43 24 51 24 43 35 11 13 15 32 35 11 42 11 12 15 31 31 45 32 | SI VIS PACEM PARA BELLUM | polybius | polybius | substitution | {
"type": "none",
"value": null
} | beginner | la | 40 | 59 | cipher_museum | 0.2 | public | null | null |
fractionated-morse-v2-0389 | NNIJUNPDWMRSTAVC | NNIJUNPDWMRSTAVC | TARGET ACQUIRED | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
cda-0016188 | STAG EEIG HTCA USEU NTIL RAID SINN ERTA KESY IELD CAUS ELIG HTAB OVEI NTEL MILE SSCO UTSC OUTH OLDS OPEN SUNT ILLO CALD ELAY BOAR DEAR LYTA KESE NEMY SHOR E | STAG EEIG HTCA USEU NTIL RAID SINN ERTA KESY IELD CAUS ELIG HTAB OVEI NTEL MILE SSCO UTSC OUTH OLDS OPEN SUNT ILLO CALD ELAY BOAR DEAR LYTA KESE NEMY SHOR E | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY | 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. |
kama-sutra-v3-0280 | EQT MKBT KS LKYTN ZF EQT GKKE KS WMM TBZM VCE ZE ZF EQT MKBT KS RKKX EQWE LKBTF EQT AKGMX | EQT MKBT KS LKYTN ZF EQT GKKE KS WMM TBZM VCE ZE ZF EQT MKBT KS RKKX EQWE LKBTF EQT AKGMX | THE LOVE OF MONEY IS THE ROOT OF ALL EVIL BUT IT IS THE LOVE OF GOOD THAT MOVES THE WORLD | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "INDIA"
} | intermediate | en | 69 | 89 | cipher_museum | 2.0 | public | null | null |
great-cipher-v3-0211 | 116 146 170 139 154 156 175 169 164 125 141 175 121 160 121 120 163 158 111 | 116 146 170 139 154 156 175 169 164 125 141 175 121 160 121 120 163 158 111 | ROME WAS NOT BUILT IN ONE DAY | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "FRANCE"
} | expert | en | 57 | 75 | cipher_museum | 2.0 | public | null | null |
kl7-v2-0297 | ALRNDIHFAVKGXZMBCTIQQMTWWLLDMTLHQIYZRYHWYADYFSCCNDPBQMXFVGBW | ALRNDIHFAVKGXZMBCTIQQMTWWLLDMTLHQIYZRYHWYADYFSCCNDPBQMXFVGBW | THIS ABOVE ALL TO THINE OWN SELF BE TRUE AND IT MUST FOLLOW AS NIGHT THE DAY | kl7 | kl7 | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 60 | 60 | cipher_museum | 2.0 | public | null | null |
four-square-v2-0012 | NDSRGNITLTKNIOFSHTLY | NDSRGNITLTKNIOFSHTLY | MISSION ACCOMPLISHED | four_square | four_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v3-0104 | BPMDMVWVIXZWRMKBEPQKPZIVNZWUVQVMBMMVNWZBGBPZMMBWVQVMBMMVMQOPBGLMKZGXBMLBPWCAIVLAWNAWDQMBQVBMTTQOMVKMUMAAIOMAZMDMITQVOBPMQLMVBQBQMAWNVCUMZWCAIOMVBAEPWPILXMVMBZIBMLBPMCAOWDMZVUMVB | BPMDMVWVIXZWRMKBEPQKPZIVNZWUVQVMBMMVNWZBGBPZMMBWVQVMBMMVMQOPBGLMKZGXBMLBPWCAIVLAWNAWDQMBQVBMTTQOMVKMUMAAIOMAZMDMITQVOBPMQLMVBQBQMAWNVCUMZWCAIOMVBAEPWPILXMVMBZIBMLBPMCAOWDMZVUMVB | THE VENONA PROJECT WHICH RAN FROM NINETEEN FORTY THREE TO NINETEEN EIGHTY DECRYPTED THOUSANDS OF SOVIET INTELLIGENCE MESSAGES REVEALING THE IDENTITIES OF NUMEROUS AGENTS WHO HAD PENETRATED THE US GOVERNMENT | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "SEOUL"
} | beginner | en | 177 | 177 | cipher_museum | 2.0 | public | null | null |
lorenz-v2-0244 | HOLDTHELINE | HOLDTHELINE | HOLD THE LINE | lorenz | lorenz | machine | {
"type": "seed",
"value": "COLOSSUS"
} | expert | en | 11 | 11 | cipher_museum | 2.0 | public | null | null |
cda-0015899 | BKLBG EEDFO TXKZY JWMPA JMSPA OCPZS XAXVW ZTVAO TPWST AKPIP PRCYN ZPLOR GZLJX XYLTJ CGQYZ WSQOY OFWSK SAOWB FNCCF MRTMV VYYQP DVXOC TFSBS TGVNB DHNPD IIIUS GUKBG CXODY HHMBX VTXAN OQUVD YSGFI CUYEI CHTTQ BNSRQ DDPAJ NEUXQ VGOMJ OFATP TXNXK IAIRG L | BKLBG EEDFO TXKZY JWMPA JMSPA OCPZS XAXVW ZTVAO TPWST AKPIP PRCYN ZPLOR GZLJX XYLTJ CGQYZ WSQOY OFWSK SAOWB FNCCF MRTMV VYYQP DVXOC TFSBS TGVNB DHNPD IIIUS GUKBG CXODY HHMBX VTXAN OQUVD YSGFI CUYEI CHTTQ BNSRQ DDPAJ NEUXQ VGOMJ OFATP TXNXK IAIRG L | KERCKHOFFS PRINCIPLE SAYS THE SYSTEM MUST BE SECURE EVEN IF ENEMY KNOWS ALGORITHM AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS | one_time_pad | one_time_pad | null | {} | hard | en | 206 | 206 | synthetic_educational | null | null | [
"information_theoretic_proof",
"key_reuse_attack"
] | One-time pad: theoretically unbreakable if key is truly random and never reused. |
playfair-025 | XSULMYFKQIMPCKAW | XSULMYFKQIMPCKAW | SILENCE IS GOLDEN | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "MONARCHY"
} | intermediate | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
cda-0021422 | ¬ L ⌐ X· ⌐· ┘· ┌· K Γ· X K r· L ┌· L r Γ· ┐· ┌· ┘· r ⌐ └ ┘· ⌐· K· Γ· ¬· L ─ L ┌· L ⌐ ─ Γ Γ L r ┌· ⌒· ┐· K X Γ· K X L └ ⌐· | ¬ L ⌐ X· ⌐· ┘· ┌· K Γ· X K r· L ┌· L r Γ· ┐· ┌· ┘· r ⌐ └ ┘· ⌐· K· Γ· ¬· L ─ L ┌· L ⌐ ─ Γ Γ L r ┌· ⌒· ┐· K X Γ· K X L └ ⌐· | BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF | pigpen | pigpen | null | {} | easy | en | 21 | 21 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
cda-0018135 | 14.28.13 7.30.3 3.7.1 20.37.2 16.13.9 11.50.3 11.32.7 11.2.3 13.49.6 18.48.15 12.47.2 3.33.4 1.25.13 7.15.15 6.49.9 6.7.12 18.25.11 20.6.12 5.9.9 5.23.1 1.24.15 6.43.2 6.32.7 11.14.13 3.38.5 15.22.12 4.11.8 2.47.8 6.17.6 19.5.14 6.26.7 3.1.6 13.7.11 14.38.8 17.16.10 14.31.2 3.36.7 3.22.3 12.21.8 18.14.3 18.43.4 1.11.13... | 14.28.13 7.30.3 3.7.1 20.37.2 16.13.9 11.50.3 11.32.7 11.2.3 13.49.6 18.48.15 12.47.2 3.33.4 1.25.13 7.15.15 6.49.9 6.7.12 18.25.11 20.6.12 5.9.9 5.23.1 1.24.15 6.43.2 6.32.7 11.14.13 3.38.5 15.22.12 4.11.8 2.47.8 6.17.6 19.5.14 6.26.7 3.1.6 13.7.11 14.38.8 17.16.10 14.31.2 3.36.7 3.22.3 12.21.8 18.14.3 18.43.4 1.11.13... | THE ARCHITECTURE SHOULD MAKE MISUSE HARDER HONESTLY | book_cipher | book_cipher | null | {} | medium | en | 45 | 45 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
chaocipher-v2-0266 | DKKERJDCGCBUUK | DKKERJDCGCBUUK | PRESS THE ATTACK | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
arnold-andre-008 | 13.1.1 14.2.3 14.3.5 14.3.2 14.1.4 15.1.1 13.1.1 14.4.1 14.3.5 14.4.4 14.2.4 14.4.5 14.2.4 14.3.5 14.3.4 15.1.1 | 13.1.1 14.2.3 14.3.5 14.3.2 14.1.4 15.1.1 13.1.1 14.4.1 14.3.5 14.4.4 14.2.4 14.4.5 14.2.4 14.3.5 14.3.4 15.1.1 | HOLD POSITION | arnold_andre | arnold_andre | codebook | {
"type": "none",
"value": null
} | expert | en | 96 | 111 | cipher_museum | 0.2 | public | null | null |
bazeries-v3-0672 | FSVTGFAMBTSGIMFXTGLSTOSMTHILTRHBGIANIFUJOHVTLTMBBXFIAPAOQUBPFQISMNSFBQIEHSPTMNAPTVITHST | FSVTGFAMBTSGIMFXTGLSTOSMTHILTRHBGIANIFUJOHVTLTMBBXFIAPAOQUBPFQISMNSFBQIEHSPTMNAPTVITHST | CALL ME ISHMAEL SOME YEARS AGO NEVER MIND HOW LONG PRECISELY I THOUGHT I WOULD SAIL ABOUT AND SEE THE OCEAN | bazeries | bazeries | transposition | {
"type": "integer",
"value": 71
} | advanced | en | 87 | 87 | cipher_museum | 2.0 | public | null | null |
bifid-v3-0519 | RDPSCPTXLHADAOHDC | RDPSCPTXLHADAOHDC | THE RAILWAY ARRIVES | bifid | bifid | fractionation | {
"type": "keyword",
"value": "TRIUMPH"
} | advanced | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
hill-v3-0005 | UGVBAVPYMJQSNORS | UGVBAVPYMJQSNORS | SOUND THE TRUMPETS | hill | hill | polygraphic | {
"a": 3,
"b": 5,
"c": 2,
"d": 9
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
four-square-v2-0005 | PTVBKPVLPYLIETSX | PTVBKPVLPYLIETSX | CAVALRY ADVANCES | four_square | four_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
caesar-169 | GB OR BE ABG GB OR GUNG VF GUR DHRFGVBA JURGURE GVF ABOYRE VA GUR ZVAQ | GB OR BE ABG GB OR GUNG VF GUR DHRFGVBA JURGURE GVF ABOYRE VA GUR ZVAQ | TO BE OR NOT TO BE THAT IS THE QUESTION WHETHER TIS NOBLER IN THE MIND | caesar | caesar | substitution | {
"type": "shift",
"value": 13
} | beginner | en | 55 | 70 | cipher_museum | 0.2 | public | null | null |
cda-0004429 | FSKH HRGU MBDT YNHT TBWR FZJD RGFS QPWY GAQB DTOF HWUR JVBD PBAS USGV LTAS LVKV QZWH KJWA UMZB POOM ADPU NHJN DTOP WEXV JLON AJSK TJRO IFRW PJLP FFVX VKK | FSKH HRGU MBDT YNHT TBWR FZJD RGFS QPWY GAQB DTOF HWUR JVBD PBAS USGV LTAS LVKV QZWH KJWA UMZB POOM ADPU NHJN DTOP WEXV JLON AJSK TJRO IFRW PJLP FFVX VKK | FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS THE ARCHITECTURE SHOULD MAKE MISUSE HARDER POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS | trithemius | trithemius | null | {} | hard | en | 123 | 123 | synthetic_educational | null | null | [
"progressive_shift_detection",
"frequency_analysis"
] | Trithemius: progressive Caesar (shift = letter position); no key needed. |
cda-0008638 | CASID MERST HHRIN EANDR TIIED LTSNE OOTPA YNSOP ROLTO NCSOT AOUWA GOOLE NFONI TPOOU OSILO RRRIO RSRUM AIELN DAELD TOPRL WEVCX XAENI SCENS SSNNE KUATN N | CASID MERST HHRIN EANDR TIIED LTSNE OOTPA YNSOP ROLTO NCSOT AOUWA GOOLE NFONI TPOOU OSILO RRRIO RSRUM AIELN DAELD TOPRL WEVCX XAENI SCENS SSNNE KUATN N | COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER A TRANSPARENT TOOL SHOULD SHOW ITS REASONING OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION | stager_route | stager_route | null | {
"cols": 6
} | hard | en | 126 | 126 | synthetic_educational | null | null | [] | |
cda-0019662 | 858 821 812 999 845 834 802 873 816 802 826 853 999 806 824 847 823 814 851 999 812 840 808 853 873 845 858 854 999 847 801 826 851 856 999 842 816 999 833 813 859 858 813 852 856 999 854 824 838 860 833 858 802 839 814 844 861 856 833 873 999 810 844 860 804 835 813 999 857 851 802 841 855 845 843 856 826 859 824 842 ... | 858 821 812 999 845 834 802 873 816 802 826 853 999 806 824 847 823 814 851 999 812 840 808 853 873 845 858 854 999 847 801 826 851 856 999 842 816 999 833 813 859 858 813 852 856 999 854 824 838 860 833 858 802 839 814 844 861 856 833 873 999 810 844 860 804 835 813 999 857 851 802 841 855 845 843 856 826 859 824 842 ... | THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE | culper_ring | culper_ring | null | {} | hard | en | 102 | 102 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
cardano-autokey-v2-0303 | IZKJTABQKHSXFLWPRBILWTFTGWZHVZIRGXVVHWALGKBRPVWAALTNPGMAWRQHHLVSTFDFALTGVWALHRG | IZKJTABQKHSXFLWPRBILWTFTGWZHVZIRGXVVHWALGKBRPVWAALTNPGMAWRQHHLVSTFDFALTGVWALHRG | RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "ROME"
} | advanced | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
bazeries-v2-0304 | YFYEECTLOFTLOMTVFYBTBINQLPHMYVOETYLEQNLOMNLYGUGFSFYJNDGLGMMOYILPVOGOTYMY | YFYEECTLOFTLOMTVFYBTBINQLPHMYVOETYLEQNLOMNLYGUGFSFYJNDGLGMMOYILPVOGOTYMY | GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA | bazeries | bazeries | transposition | {
"type": "integer",
"value": 37
} | advanced | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
cda-0011888 | OVENMFOENNOECVABSBIESRFCEIEBCDLEREEOECDX | OVENMFOENNOECVABSBIESRFCEIEBCDLEREEOECDX | OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE | stager_route | stager_route | null | {
"cols": 5
} | medium | en | 40 | 40 | synthetic_educational | null | null | [] | |
cda-0017928 | 44 42 11 33 43 35 34 43 24 44 24 34 33 13 24 35 23 15 42 43 42 15 11 42 42 11 33 22 15 31 15 44 44 15 42 43 52 24 44 23 34 45 44 43 45 12 43 44 24 44 45 44 24 34 33 23 24 31 31 13 24 35 23 15 42 45 43 15 43 31 24 33 15 11 42 11 31 22 15 12 42 11 44 34 15 33 13 42 54 35 44 12 31 34 13 25 43 34 21 31 15 44 44 15 42 43 44... | 44 42 11 33 43 35 34 43 24 44 24 34 33 13 24 35 23 15 42 43 42 15 11 42 42 11 33 22 15 31 15 44 44 15 42 43 52 24 44 23 34 45 44 43 45 12 43 44 24 44 45 44 24 34 33 23 24 31 31 13 24 35 23 15 42 45 43 15 43 31 24 33 15 11 42 11 31 22 15 12 42 11 44 34 15 33 13 42 54 35 44 12 31 34 13 25 43 34 21 31 15 44 44 15 42 43 44... | TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES | polybius | polybius | null | {} | hard | en | 213 | 213 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
typex-v3-0094 | QTQJBPHYLCMJCYGYZISXHXUVFLSHCXAUYHPNWGZAWVWOFNHNOJKATZIOCSSIFOTQWPTDQKHJCVWNDNHIUFHSSGPVDZPJDMOGNOURCSDSEQJAYRPURDDXQSKJBRKKAIECBGVMDSRNKHZTWIHPVUCPSBZEQNVOYVWHL | QTQJBPHYLCMJCYGYZISXHXUVFLSHCXAUYHPNWGZAWVWOFNHNOJKATZIOCSSIFOTQWPTDQKHJCVWNDNHIUFHSSGPVDZPJDMOGNOURCSDSEQJAYRPURDDXQSKJBRKKAIECBGVMDSRNKHZTWIHPVUCPSBZEQNVOYVWHL | WHENEVER ANY FORM OF GOVERNMENT BECOMES DESTRUCTIVE OF THESE ENDS IT IS THE RIGHT OF THE PEOPLE TO ALTER OR TO ABOLISH IT AND TO INSTITUTE NEW GOVERNMENT LAYING ITS FOUNDATION ON SUCH PRINCIPLES | typex | typex | machine | {
"type": "keyword",
"value": "LONDON"
} | expert | en | 161 | 161 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v2-0766 | RWMQOPKPFUVDROLQTOKIE | RWMQOPKPFUVDROLQTOKIE | BRIDGE DESTROYED AT DAWN | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 16
} | expert | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v3-0605 | WPJYYUQDEYCVKPBPMJULLGWGZMHWYHNMHSLSZSMPRXBATGRJEQKQVSHZQDQDPWKMEWOJMGVONDNFN | WPJYYUQDEYCVKPBPMJULLGWGZMHWYHNMHSLSZSMPRXBATGRJEQKQVSHZQDQDPWKMEWOJMGVONDNFN | THE POWERS NOT DELEGATED TO THE UNITED STATES BY THE CONSTITUTION ARE RESERVED TO THE STATES | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 14
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
cda-0016332 | AAABB ABBAB BAABB AAAAB ABABA AABAA BAABA BAAAA AAAAA ABBAA BAAAB ABBBA ABBAB BAAAB ABAAA BAABA ABAAA ABBAB ABBAA AAAAA ABBBA ABBBA ABABA ABAAA AABAA BAAAB AAABA ABBAB ABABA BAABB ABABB ABBAA AAAAA BAAAA AABAA ABBAA AAABA BAAAA BABBA ABBBA BAABA ABAAA ABBAB ABBAA BAABA BABAA ABAAA AAABA AABAA AABAB BAAAA ABAAA AABAA AA... | AAABB ABBAB BAABB AAAAB ABABA AABAA BAABA BAAAA AAAAA ABBAA BAAAB ABBBA ABBAB BAAAB ABAAA BAABA ABAAA ABBAB ABBAA AAAAA ABBBA ABBBA ABABA ABAAA AABAA BAAAB AAABA ABBAB ABABA BAABB ABABB ABBAA AAAAA BAAAA AABAA ABBAA AAABA BAAAA BABBA ABBBA BAABA ABAAA ABBAB ABBAA BAABA BABAA ABAAA AAABA AABAA AABAB BAAAA ABAAA AABAA AA... | DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES | bacon_cipher | bacon_cipher | null | {} | hard | en | 870 | 870 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
bazeries-260 | QKXMIKTMNJDSMXEPY | QKXMIKTMNJDSMXEPY | CRYPTOGRAPHY RULES | bazeries | bazeries | transposition | {
"type": "integer",
"value": 31
} | advanced | en | 17 | 17 | cipher_museum | 0.2 | public | null | null |
alberti-disk-300 | MTKUIOFOVLIDRWRJWCARKSDBQDBGUIVXJWELZTMGKANNHURUDEPURBIVBUHHMABUHXKHRIJZXHDNYBPSEVOKEPMRTLQLODPWOMGTVLGNLDSYZCXSRGSLTCZIMSQHGSWNFKBYYLLHEJVATMO | MTKUIOFOVLIDRWRJWCARKSDBQDBGUIVXJWELZTMGKANNHURUDEPURBIVBUHHMABUHXKHRIJZXHDNYBPSEVOKEPMRTLQLODPWOMGTVLGNLDSYZCXSRGSLTCZIMSQHGSWNFKBYYLLHEJVATMO | 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 | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 22
} | expert | en | 143 | 143 | cipher_museum | 0.2 | public | null | null |
caesar-v3-0554 | XUM RAXWBRMNB QXUMB | XUM RAXWBRMNB QXUMB | OLD IRONSIDES HOLDS | caesar | caesar | substitution | {
"type": "shift",
"value": 9
} | beginner | en | 17 | 19 | cipher_museum | 2.0 | public | null | null |
jn25-v2-0127 | 09908 09996 09993 09992 09997 09993 09997 09907 09991 09999 09907 09908 | 09908 09996 09993 09992 09997 09993 09997 09907 09991 09999 09907 09908 | THE DIE IS CAST | jn25 | jn25 | codebook | {
"type": "additive",
"value": "99999"
} | expert | en | 60 | 71 | cipher_museum | 2.0 | public | null | null |
nihilist-v2-0245 | 24 37 57 45 45 36 55 38 58 59 24 25 57 63 | 24 37 57 45 45 36 55 38 58 59 24 25 57 63 | TARGET ACQUIRED | nihilist | nihilist | fractionation | {
"polybius": "TRIUMPH",
"keyword": "JUSTICE"
} | advanced | en | 28 | 41 | cipher_museum | 2.0 | public | null | null |
running-key-v2-0087 | OMYUAWQNZKZEWG | OMYUAWQNZKZEWG | SIGNAL FIRES LIT | running_key | running_key | polyalphabetic | {
"type": "text",
"value": "Churchill Dunkirk speech"
} | intermediate | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0013118 | 854 814 808 862 852 826 858 873 999 807 834 800 825 836 854 999 854 821 843 861 835 810 999 805 812 999 857 813 854 857 812 809 999 862 841 811 813 853 999 856 808 853 862 857 825 841 873 999 838 842 809 813 852 839 999 814 840 807 853 872 847 859 824 842 841 999 826 856 999 839 844 857 999 805 851 843 830 814 839 999 ... | 854 814 808 862 852 826 858 873 999 807 834 800 825 836 854 999 854 821 843 861 835 810 999 805 812 999 857 813 854 857 812 809 999 862 841 811 813 853 999 856 808 853 862 857 825 841 873 999 838 842 809 813 852 839 999 814 840 807 853 872 847 859 824 842 841 999 826 856 999 839 844 857 999 805 851 843 830 814 839 999 ... | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG | culper_ring | culper_ring | null | {} | hard | en | 129 | 129 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
fractionated-morse-v3-0287 | LPVAYMDPYAASEYDPVYUUGAKEPYAGBGMAYIVMDPTYBBGMQAESRAPVNYNABTGTEARPYYBJPGYDSFAQAKGBFAEVNNMTGBFYNPVNYB | LPVAYMDPYAASEYDPVYUUGAKEPYAGBGMAYIVMDPTYBBGMQAESRAPVNYNABTGTEARPYYBJPGYDSFAQAKGBFAEVNNMTGBFYNPVNYB | SIGNALS INTELLIGENCE OR SIGINT INVOLVES INTERCEPTION AND ANALYSIS OF ELECTRONIC COMMUNICATIONS | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 98 | 98 | cipher_museum | 2.0 | public | null | null |
bifid-v2-0176 | VBBGIGTROOBOCDOHIRIFMGHNKIFQACBMGRRADODVGCANXWNVAWVAZRONCDWDHFHWVAXCDRZV | VBBGIGTROOBOCDOHIRIFMGHNKIFQACBMGRRADODVGCANXWNVAWVAZRONCDWDHFHWVAXCDRZV | WE SHALL FIGHT ON THE BEACHES AND WE SHALL FIGHT ON THE LANDING GROUNDS AND IN THE FIELDS | bifid | bifid | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v3-0538 | WXJHRLQDHMYVMPQXGVU | WXJHRLQDHMYVMPQXGVU | TREACHERY IN THE COURT | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 14
} | expert | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
typex-096 | RKXVCSLMIJTGQTZFBZMDKMZDVUDXIBLAZQRGACWYZVTWXOVWZPT | RKXVCSLMIJTGQTZFBZMDKMZDVUDXIBLAZQRGACWYZVTWXOVWZPT | ALL THE WORLDS A STAGE AND ALL THE MEN AND WOMEN MERELY PLAYERS | typex | typex | machine | {
"type": "keyword",
"value": "BLETCHLEY"
} | expert | en | 51 | 51 | cipher_museum | 0.2 | public | null | null |
chaocipher-210 | COZYCMSHJWF | COZYCMSHJWF | RALLY AT DAWN | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "MUSEUM"
} | advanced | en | 11 | 11 | cipher_museum | 0.2 | public | null | null |
cda-0019725 | ZUHOP YYIWK LERHR DHANP PWNAR WXBMM CAOVA LHNTV WME | ZUHOP YYIWK LERHR DHANP PWNAR WXBMM CAOVA LHNTV WME | THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY | vernam | vernam | null | {} | medium | en | 43 | 43 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
autokey-v2-0271 | NWOXRVRJOFUEGGTAVF | NWOXRVRJOFUEGGTAVF | CONTACT HAS BEEN MADE | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
cda-0014165 | BAABA AABBB AABAA AAAAB AABAA BAAAB BAABA ABABA AABAA BAAAB BAAAB ABBAB ABBAA BAAAB BAAAB AABBB ABBAB BABAA BABAA AABBB AABAA BAAAA AABAA BAABA AABBB AABAA ABABB AABAA BAABA AABBB ABBAB AAABB AABAB AAAAA ABAAA ABABA BAAAB | BAABA AABBB AABAA AAAAB AABAA BAAAB BAABA ABABA AABAA BAAAB BAAAB ABBAB ABBAA BAAAB BAAAB AABBB ABBAB BABAA BABAA AABBB AABAA BAAAA AABAA BAABA AABBB AABAA ABABB AABAA BAABA AABBB ABBAB AAABB AABAB AAAAA ABAAA ABABA BAAAB | THE BEST LESSONS SHOW WHERE THE METHOD FAILS | bacon_cipher | bacon_cipher | null | {} | hard | en | 185 | 185 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
bazeries-v2-0692 | LHDYNOMWFMATLYNJYNDSNMATSROHGDSFYNOGYFNOYCRHTYADYLVGAGOMSJGYWIMYLPRDDAOMMLYOS | LHDYNOMWFMATLYNJYNDSNMATSROHGDSFYNOGYFNOYCRHTYADYLVGAGOMSJGYWIMYLPRDDAOMMLYOS | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME LIE DOWN IN GREEN PASTURES BY STILL WATERS | bazeries | bazeries | transposition | {
"type": "integer",
"value": 67
} | advanced | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
zimmermann-v3-0025 | 99999 90002 90007 90000 90017 90019 99998 00000 99999 90020 90013 90010 90013 90014 90022 90013 99998 | 99999 90002 90007 90000 90017 90019 99998 00000 99999 90020 90013 90010 90013 90014 90022 90013 99998 | CHART THE UNKNOWN | zimmermann | zimmermann | codebook | {
"type": "none",
"value": null
} | expert | en | 85 | 101 | cipher_museum | 2.0 | public | null | null |
red-type-a-v2-0159 | YHGIOVVEAXNAW | YHGIOVVEAXNAW | ANNUIT COEPTIS | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "YAMATO"
} | advanced | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
cda-0007716 | AMIVEGYIASPLJL NSEMAAV VIP HKGUHLIP EGYIASPL ZGHVAB XJVWMCLCRC NSEMAAV PJP AARLIWCB RDU AJFAAPUHMG BTDREC | AMIVEGYIASPLJL NSEMAAV VIP HKGUHLIP EGYIASPL ZGHVAB XJVWMCLCRC NSEMAAV PJP AARLIWCB RDU AJFAAPUHMG BTDREC | POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION SLOWLY | beaufort | beaufort | null | {
"key": "PATTERN"
} | hard | en | 93 | 93 | synthetic_educational | null | null | [] | |
cda-0021157 | 66 36 82 76 80 50 82 11 77 68 29 66 82 61 66 59 61 82 61 66 36 82 50 29 11 82 73 69 76 52 69 50 29 52 50 11 82 29 52 82 66 69 82 61 66 50 77 68 66 82 55 82 43 57 82 29 25 66 36 50 29 11 82 73 69 76 52 69 50 29 52 50 11 82 29 52 82 77 82 68 61 59 80 82 61 57 82 66 66 82 80 76 80 82 72 59 82 29 52 43 11 50 61 66 80 50 20... | 66 36 82 76 80 50 82 11 77 68 29 66 82 61 66 59 61 82 61 66 36 82 50 29 11 82 73 69 76 52 69 50 29 52 50 11 82 29 52 82 66 69 82 61 66 50 77 68 66 82 55 82 43 57 82 29 25 66 36 50 29 11 82 73 69 76 52 69 50 29 52 50 11 82 29 52 82 77 82 68 61 59 80 82 61 57 82 66 66 82 80 76 80 82 72 59 82 29 52 43 11 50 61 66 80 50 20... | THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG | wallis_cipher | wallis_cipher | null | {} | hard | en | 156 | 156 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
cda-0006692 | BSRGDTSEEOTEAHCNCELREAEUFRLRYFXPEOEORCFATXXSNVITIPIDIX | BSRGDTSEEOTEAHCNCELREAEUFRLRYFXPEOEORCFATXXSNVITIPIDIX | BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF | stager_route | stager_route | null | {
"cols": 9
} | medium | en | 54 | 54 | synthetic_educational | null | null | [
"column_count_search",
"route_pattern_search"
] | Route (Stager) cipher: write into rectangle, read via alternating column route. |
kl7-v2-0123 | NSJZCKHGMQHFCRXCOFXYJOANJNGHPVUMOXNXBHAGHZEYPPXUSAJOZHJIKLZDWCNFSVFUZFTVRVXDLZLNUBCSEJURBXHQXBPYWXXQIXYJGGUYGRWEXVCLWCYLNIKDOUHXJUUFKAONEKLFWCTUVAUHAGOQZGGICNMOHGF | NSJZCKHGMQHFCRXCOFXYJOANJNGHPVUMOXNXBHAGHZEYPPXUSAJOZHJIKLZDWCNFSVFUZFTVRVXDLZLNUBCSEJURBXHQXBPYWXXQIXYJGGUYGRWEXVCLWCYLNIKDOUHXJUUFKAONEKLFWCTUVAUHAGOQZGGICNMOHGF | 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 | kl7 | kl7 | machine | {
"type": "seed",
"value": "NATO"
} | expert | en | 163 | 163 | cipher_museum | 2.0 | public | null | null |
bifid-v3-0135 | TFHZLN | TFHZLN | EUREKA | bifid | bifid | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 6 | 6 | cipher_museum | 2.0 | public | null | null |
cda-0014467 | 0366 3850 00317 4403 6299 6594 5653 02925 4413 02219 00719 05711 04788 3553 01643 01658 04404 02882 2291 4090 0322 7320 02894 6313 2581 0978 05701 2910 0650 06053 00406 4430 01329 6305 02532 1572 00688 04775 04130 00645 01668 4097 0327 0965 2559 02879 04449 1599 06335 05688 0361 4447 5997 05042 04737 6051 2883 6312 285... | 0366 3850 00317 4403 6299 6594 5653 02925 4413 02219 00719 05711 04788 3553 01643 01658 04404 02882 2291 4090 0322 7320 02894 6313 2581 0978 05701 2910 0650 06053 00406 4430 01329 6305 02532 1572 00688 04775 04130 00645 01668 4097 0327 0965 2559 02879 04449 1599 06335 05688 0361 4447 5997 05042 04737 6051 2883 6312 285... | ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION | zimmermann | zimmermann | null | {} | hard | en | 103 | 103 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
enigma-v2-1210 | WFURUQVGYJAKMSTDQGVPGMPJVLGXMOAPTKSEZWUZONJBOATSAURBNGOLMKMUSCEPXJGLNAUJRSORK | WFURUQVGYJAKMSTDQGVPGMPJVLGXMOAPTKSEZWUZONJBOATSAURBNGOLMKMUSCEPXJGLNAUJRSORK | ALL UNITS PROCEED TO DESIGNATED RALLY POINTS AND AWAIT FURTHER ORDERS FROM HIGH COMMAND NOW | enigma | enigma | machine | {
"type": "rotor_start",
"value": "ZZA"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
cda-0007750 | WSEO YSPW JZLP RDOS IISY UFES XDOK FRHU XFXV XMUN RVXT AETX JZXU MPTW PQPX UPA | WSEO YSPW JZLP RDOS IISY UFES XDOK FRHU XFXV XMUN RVXT AETX JZXU MPTW PQPX UPA | TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION TOMORROW | gronsfeld | gronsfeld | null | {
"key": "31416"
} | medium | en | 63 | 63 | synthetic_educational | null | null | [] | |
porta-v2-0451 | JWXBSRHTAKTVOEAZMVXWXRRXIVXCFXDVMCOCJTWKMTIEXLOEXEOQSVOEMHAFLTLHTPHXHUSTN | JWXBSRHTAKTVOEAZMVXWXRRXIVXCFXDVMCOCJTWKMTIEXLOEXEOQSVOEMHAFLTLHTPHXHUSTN | THE SECRET OF GETTING AHEAD IS GETTING STARTED ONE STEP AT A TIME GETS YOU VERY FAR INDEED | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "VENICE"
} | intermediate | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
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