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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
affine-v2-1655 | XPSNS ZNVVHDN IPEEPBV | XPSNS ZNVVHDN IPEEPBV | CODED MESSAGE FOLLOWS | affine | affine | substitution | {
"a": 21,
"b": 7
} | beginner | en | 19 | 21 | cipher_museum | 2.0 | public | null | null |
caesar-v2-0728 | UJ URKNACN PDRMJWC UN YNDYUN ENAB DW JENWRA VNRUUNDA NC YUDB SDBCN YXDA CXDB UNB QXVVNB URKANB | UJ URKNACN PDRMJWC UN YNDYUN ENAB DW JENWRA VNRUUNDA NC YUDB SDBCN YXDA CXDB UNB QXVVNB URKANB | LA LIBERTE GUIDANT LE PEUPLE VERS UN AVENIR MEILLEUR ET PLUS JUSTE POUR TOUS LES HOMMES LIBRES | caesar | caesar | substitution | {
"type": "shift",
"value": 9
} | beginner | en | 78 | 94 | cipher_museum | 2.0 | public | null | null |
adfgx-v3-0333 | FGFGDFAGFAFGDGGXFXAFGAGXDGFXGGAGXXFGGFFGADFFDGGGDAFFFDXDFDGDXDDGGAAAAFXDGDGFDAFXAFDDADAGDDGGGFAXAGAFFDAFXDAAFAAAFGFGXGFDAFFFDGGFAGGXDDAXADXAFDADAFDADAXFGFGAAAAXADFFXGXGGGADGA | FGFGDFAGFAFGDGGXFXAFGAGXDGFXGGAGXXFGGFFGADFFDGGGDAFFFDXDFDGDXDDGGAAAAFXDGDGFDAFXAFDDADAGDDGGGFAXAGAFFDAFXDAAFAAAFGFGXGFDAFFFDGGFAGGXDDAXADXAFDADAFDADAXFGFGAAAAXADFFXGXGGGADGA | CALL ME ISHMAEL SOME YEARS AGO NEVER MIND HOW LONG PRECISELY I THOUGHT I WOULD SAIL ABOUT AND SEE THE OCEAN | adfgx | adfgx | fractionation | {
"polybius": "DRAGON",
"columnar": "THUNDER"
} | advanced | en | 174 | 174 | cipher_museum | 2.0 | public | null | null |
lorenz-v2-0515 | INTHFBEGINNINGGODCREATEDTHEHEAVENANDTHEEARTHAMDDARKNESSWASUPONTHEFACEOFDEEP | INTHFBEGINNINGGODCREATEDTHEHEAVENANDTHEEARTHAMDDARKNESSWASUPONTHEFACEOFDEEP | IN THE BEGINNING GOD CREATED THE HEAVEN AND THE EARTH AND DARKNESS WAS UPON THE FACE OF DEEP | lorenz | lorenz | machine | {
"type": "seed",
"value": "STURGEON"
} | expert | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
cda-0017415 | chor dal qokal sharal daral lkaiin otedy shaiin sharal ytaiin otain dainy chol chedal raiin raiin qokal okedy chedy qokeedy shaiin okain chol raiin shor otol otol chedy sharal kaiiin qokeedy shal okal | chor dal qokal sharal daral lkaiin otedy shaiin sharal ytaiin otain dainy chol chedal raiin raiin qokal okedy chedy qokeedy shaiin okain chol raiin shor otol otol chedy sharal kaiiin qokeedy shal okal | THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES | voynich_render | voynich_render | null | {} | hard | en | 168 | 168 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
stager-route-v3-0178 | DRLDHLANSLDIODSOUAHUSELXXRNINASNTYVTSREXXLUTOEOOOUTYHLIXXGEEOHWTHOEUGOIXXOFOTMUE | DRLDHLANSLDIODSOUAHUSELXXRNINASNTYVTSREXXLUTOEOOOUTYHLIXXGEEOHWTHOEUGOIXXOFOTMUE | DO UNTO OTHERS AS YOU WOULD HAVE THEM DO UNTO YOU THIS IS THE GOLDEN RULE OF ALL RELIGIONS | stager_route | stager_route | transposition | {
"type": "integer",
"value": 10
} | expert | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
rail-fence-231 | KEAMTVNLNGIRNRASHOIIAFIODSEDOTIETCYNNCWEPWIFINKYTRYOTLONOEOC | KEAMTVNLNGIRNRASHOIIAFIODSEDOTIETCYNNCWEPWIFINKYTRYOTLONOEOC | KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 5
} | intermediate | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
trifid-v2-0061 | DUEEOFNFMJAEFSE+WTYEXO+GCQWLTCQIC+VYXYDG+OWALXCUSCCQZEUWWUVDL+BVJPTAEYZE | DUEEOFNFMJAEFSE+WTYEXO+GCQWLTCQIC+VYXYDG+OWALXCUSCCQZEUWWUVDL+BVJPTAEYZE | ASK WHAT YOU CAN DO FOR YOUR COUNTRY NOT WHAT YOUR COUNTRY CAN DO FOR YOU TODAY AND ALWAYS | trifid | trifid | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
copiale-031 | M7 S5 D5 N7 T4 X8 R3 Q9 Z7 M5 S6 N5 O2 E4 O0 H5 M5 C2 U4 F9 S6 K8 Z7 D8 Q2 C5 B6 S9 C6 S1 D7 C2 O5 Q9 W8 O0 V5 K1 T4 I3 G9 A3 Z8 O2 C5 R8 O2 Z7 Z8 U7 S6 X8 P3 I2 O1 W2 V3 | M7 S5 D5 N7 T4 X8 R3 Q9 Z7 M5 S6 N5 O2 E4 O0 H5 M5 C2 U4 F9 S6 K8 Z7 D8 Q2 C5 B6 S9 C6 S1 D7 C2 O5 Q9 W8 O0 V5 K1 T4 I3 G9 A3 Z8 O2 C5 R8 O2 Z7 Z8 U7 S6 X8 P3 I2 O1 W2 V3 | WE HOLD THESE TRUTHS TO BE SELF EVIDENT THAT ALL MEN ARE CREATED EQUAL | copiale | copiale | substitution | {
"type": "keyword",
"value": "COPIALE"
} | advanced | en | 114 | 170 | cipher_museum | 0.2 | public | null | null |
nihilist-v3-0278 | 65 46 67 54 54 56 43 35 46 90 43 24 37 46 24 36 90 22 56 49 64 58 46 86 44 45 76 45 44 46 87 22 24 47 55 24 37 86 52 28 57 74 36 26 77 36 25 57 55 24 46 76 43 57 39 55 54 25 67 34 24 36 54 45 68 68 23 45 57 74 44 57 97 43 44 49 86 24 36 77 24 25 50 44 45 37 56 54 25 77 45 24 36 70 43 25 36 55 26 56 59 53 36 66 45 45 56... | 65 46 67 54 54 56 43 35 46 90 43 24 37 46 24 36 90 22 56 49 64 58 46 86 44 45 76 45 44 46 87 22 24 47 55 24 37 86 52 28 57 74 36 26 77 36 25 57 55 24 46 76 43 57 39 55 54 25 67 34 24 36 54 45 68 68 23 45 57 74 44 57 97 43 44 49 86 24 36 77 24 25 50 44 45 37 56 54 25 77 45 24 36 70 43 25 36 55 26 56 59 53 36 66 45 45 56... | 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 | nihilist | nihilist | fractionation | {
"polybius": "TRIUMPH",
"keyword": "JUSTICE"
} | advanced | en | 338 | 506 | cipher_museum | 2.0 | public | null | null |
cda-0005819 | DJHIM JGULQ OWXZO CYELK IYQZC CPVDO MHQLG LBJBG CVHRH ASDJK GMEUG HRXKC MWDJE VLIXV TXMOH BQROO UVLTC DPNBP FUSBU KZHXA WFJRC MCVWN IHTLS ATRFH JVSVB RDVKN DFTQW JIBZR DJYNH IUIK | DJHIM JGULQ OWXZO CYELK IYQZC CPVDO MHQLG LBJBG CVHRH ASDJK GMEUG HRXKC MWDJE VLIXV TXMOH BQROO UVLTC DPNBP FUSBU KZHXA WFJRC MCVWN IHTLS ATRFH JVSVB RDVKN DFTQW JIBZR DJYNH IUIK | DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX THE BEST LESSONS SHOW WHERE THE METHOD FAILS CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS | trithemius | trithemius | null | {} | hard | en | 149 | 149 | synthetic_educational | null | null | [
"progressive_shift_detection",
"frequency_analysis"
] | Trithemius: progressive Caesar (shift = letter position); no key needed. |
argenti-v2-0146 | 83 11 37 67 28 84 66 41 17 44 13 23 72 25 37 34 82 63 44 71 20 32 | 83 11 37 67 28 84 66 41 17 44 13 23 72 25 37 34 82 63 44 71 20 32 | EXTRACTION POINT CHANGED | argenti | argenti | nomenclator | {
"type": "seed",
"value": "PAPAL"
} | expert | en | 44 | 65 | cipher_museum | 2.0 | public | null | null |
trifid-032 | HCIEU+BTFXYWOURP+DUJ+TP+HXFQJTTDOPIJHBGAWDOAX | HCIEU+BTFXYWOURP+DUJ+TP+HXFQJTTDOPIJHBGAWDOAX | NEVER INTERRUPT YOUR ENEMY WHEN HE IS MAKING A MISTAKE | trifid | trifid | fractionation | {
"type": "keyword",
"value": "FELIX"
} | advanced | en | 45 | 45 | cipher_museum | 0.2 | public | null | null |
cda-0014547 | ABBBA ABBAB ABABA BABBA AAAAB ABAAA BAABB BAAAB AABAA ABBAA AAABA ABBAB AAABB AABAA AAABB ABABA AABAA BAABA BAABA AABAA BAAAA BAAAB AAAAA BAAAB ABBBA AAAAA ABAAA BAAAA BAAAB ABBAB AABAB ABBAA BAABB ABABB AAAAB AABAA BAAAA BAAAB AABAB BAAAA ABBAB ABABB ABBAB ABBAA AABAA BAABA ABBAB AABAB ABAAA BAABB AABAA AAABA AAAAA AA... | ABBBA ABBAB ABABA BABBA AAAAB ABAAA BAABB BAAAB AABAA ABBAA AAABA ABBAB AAABB AABAA AAABB ABABA AABAA BAABA BAABA AABAA BAAAA BAAAB AAAAA BAAAB ABBBA AAAAA ABAAA BAAAA BAAAB ABBAB AABAB ABBAA BAABB ABABB AAAAB AABAA BAAAA BAAAB AABAB BAAAA ABBAB ABABB ABBAB ABBAA AABAA BAABA ABBAB AABAB ABAAA BAABB AABAA AAABA AAAAA AA... | POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH | bacon_cipher | bacon_cipher | null | {} | hard | en | 675 | 675 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
rail-fence-fr-067 | IFUCLIENTEADNLATUTVRORJRI | IFUCLIENTEADNLATUTVRORJRI | IL FAUT CULTIVER NOTRE JARDIN | rail_fence | rail_fence | transposition | {
"type": "shift",
"value": 2
} | intermediate | fr | 25 | 25 | cipher_museum | 0.2 | public | null | null |
straddling-checkerboard-166 | 23472962149015226073057601961244472923132509620947224253234932532586513845 | 23472962149015226073057601961244472923132509620947224253234932532586513845 | FOUR SCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH THIS NATION | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "EATONSIRE"
} | advanced | en | 74 | 74 | cipher_museum | 0.2 | public | null | null |
cda-0017672 | 66 36 82 76 69 59 80 61 72 59 68 80 82 52 50 65 36 82 80 59 61 82 61 66 89 69 55 82 43 89 69 80 11 65 69 57 43 20 50 59 61 61 72 59 68 80 82 61 25 69 69 11 82 11 59 52 68 66 50 69 29 68 57 66 69 69 57 61 82 73 65 57 68 50 29 66 36 82 50 80 57 50 77 50 66 61 | 66 36 82 76 69 59 80 61 72 59 68 80 82 52 50 65 36 82 80 59 61 82 61 66 89 69 55 82 43 89 69 80 11 65 69 57 43 20 50 59 61 61 72 59 68 80 82 61 25 69 69 11 82 11 59 52 68 66 50 69 29 68 57 66 69 69 57 61 82 73 65 57 68 50 29 66 36 82 50 80 57 50 77 50 66 61 | THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS | wallis_cipher | wallis_cipher | null | {} | hard | en | 86 | 86 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
bazeries-071 | EAKTBIKTGMNLQ | EAKTBIKTGMNLQ | CHANGE OF PLANS | bazeries | bazeries | transposition | {
"type": "integer",
"value": 13
} | advanced | en | 13 | 13 | cipher_museum | 0.2 | public | null | null |
tap-code-v3-0030 | ... .... ... . . .... .. .... .... .. ... .... ... ... .... ... .. .... . .... . ..... .... ... .. ... ... .... ... . . .... .... ... | ... .... ... . . .... .. .... .... .. ... .... ... ... .... ... .. .... . .... . ..... .... ... .. ... ... .... ... . . .... .... ... | OLD IRONSIDES HOLDS | tap_code | tap_code | substitution | {
"type": "none",
"value": null
} | beginner | en | 100 | 165 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v2-0729 | VTGKABWKGZAVOLDUVYVZTETJWFTZBTKFTAIKNAQLWMFLSXQXSDFCEIDXKDHFLKUOIOBGNUEGH | VTGKABWKGZAVOLDUVYVZTETJWFTZBTKFTAIKNAQLWMFLSXQXSDFCEIDXKDHFLKUOIOBGNUEGH | ALEA IACTA EST ET CAESAR RUBICONE TRANSGRESSO BELLUM CIVILE INCIPIT PER TOTAM ROMANAM | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "VICKSBURG"
} | intermediate | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
rail-fence-v3-0088 | DLPPITGILMDUYTNNNYNEFEAEBRONEESIVGFHNTLCGITVIGENIDINIYRYEEXNRIENNECEAHESCAYHAVKPNHT | DLPPITGILMDUYTNNNYNEFEAEBRONEESIVGFHNTLCGITVIGENIDINIYRYEEXNRIENNECEAHESCAYHAVKPNHT | DIFFIE AND HELLMAN INVENTED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX CHANGING EVERYTHING | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 7
} | intermediate | en | 83 | 83 | cipher_museum | 2.0 | public | null | null |
kl7-v2-0129 | FJVRYYRPSFQ | FJVRYYRPSFQ | HOLD THE LINE | kl7 | kl7 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 11 | 11 | cipher_museum | 2.0 | public | null | null |
voynich-render-v3-0082 | yirhqdxx xcoff lopd ri foj qdxndygkrh or dxgoafkxcldrg is qdfkhkir iq nqickakgkrh gcd sqdd dbdqykxd | yirhqdxx xcoff lopd ri foj qdxndygkrh or dxgoafkxcldrg is qdfkhkir iq nqickakgkrh gcd sqdd dbdqykxd | CONGRESS SHALL MAKE NO LAW RESPECTING AN ESTABLISHMENT OF RELIGION OR PROHIBITING THE FREE EXERCISE | voynich_render | voynich_render | substitution | {
"type": "none",
"value": null
} | expert | en | 85 | 99 | cipher_museum | 2.0 | public | null | null |
cda-0012939 | 44 23 15 14 15 44 15 13 44 24 51 15 43 44 45 14 24 15 43 35 11 44 44 15 42 33 43 12 15 21 34 42 15 32 11 25 24 33 22 13 31 11 24 32 43 | 44 23 15 14 15 44 15 13 44 24 51 15 43 44 45 14 24 15 43 35 11 44 44 15 42 33 43 12 15 21 34 42 15 32 11 25 24 33 22 13 31 11 24 32 43 | THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS | polybius | polybius | null | {} | medium | en | 45 | 45 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
typex-088 | ZUZYZFJLVORYQTC | ZUZYZFJLVORYQTC | EVACUATE THE BASE | typex | typex | machine | {
"type": "keyword",
"value": "BLETCHLEY"
} | expert | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
cardano-autokey-v3-0290 | TQBTXVWKKZHLWXMKORBZLWNVWHTGVBVTGNRWLTBMTAZTQRGHTWVPTOOWBBFGGFVPJJBBVTZALJWVIIBBVTKAW | TQBTXVWKKZHLWXMKORBZLWNVWHTGVBVTGNRWLTBMTAZTQRGHTWVPTOOWBBFGGFVPJJBBVTZALJWVIIBBVTKAW | CONGRESS SHALL MAKE NO LAW RESPECTING AN ESTABLISHMENT OF RELIGION OR PROHIBITING THE FREE EXERCISE | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "ROME"
} | advanced | en | 85 | 85 | cipher_museum | 2.0 | public | null | null |
cda-0011224 | CMCVWNIHT LSATRFH JVSVB RDV KNDFTQ WJIBZRDJ YNHIUIK VUMACSKLZ | CMCVWNIHT LSATRFH JVSVB RDV KNDFTQ WJIBZRDJ YNHIUIK VUMACSKLZ | CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS CAREFULLY | trithemius | trithemius | null | {} | medium | en | 54 | 54 | synthetic_educational | null | null | [] | |
cda-0009586 | BOFR EINO YRRI VQRA PRPB ZRFO RSBE RPBA SVQR APRG URYV OENE LCER FREI RFXA BJYR QTRS BEGU RPBZ ZHAV GLNZ BQRY PNAP YNFF VSLC NGGR EAFO HGVG PNAN YFBO RJEB AT | BOFR EINO YRRI VQRA PRPB ZRFO RSBE RPBA SVQR APRG URYV OENE LCER FREI RFXA BJYR QTRS BEGU RPBZ ZHAV GLNZ BQRY PNAP YNFF VSLC NGGR EAFO HGVG PNAN YFBO RJEB AT | OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 126 | 126 | synthetic_educational | null | null | [] | |
cda-0013040 | ABBBA ABBAB ABABA BABBA AAAAA ABABA ABBBA AABBB AAAAA AAAAB AABAA BAABA ABAAA AAABA AAABA ABAAA ABBBA AABBB AABAA BAAAA BAAAB BAABB BAAAB AABAA ABABB BAABB ABABA BAABA ABAAA ABBBA ABABA AABAA AAAAA ABABA ABBBA AABBB AAAAA AAAAB AABAA BAABA BAAAB AABBB ABAAA AABAB BAABA BAAAB AAAAA BAABA BAAAA AAAAA ABBAA BAAAB ABBBA AA... | ABBBA ABBAB ABABA BABBA AAAAA ABABA ABBBA AABBB AAAAA AAAAB AABAA BAABA ABAAA AAABA AAABA ABAAA ABBBA AABBB AABAA BAAAA BAAAB BAABB BAAAB AABAA ABABB BAABB ABABA BAABA ABAAA ABBBA ABABA AABAA AAAAA ABABA ABBBA AABBB AAAAA AAAAB AABAA BAABA BAAAB AABBB ABAAA AABAB BAABA BAAAB AAAAA BAABA BAAAA AAAAA ABBAA BAAAB ABBBA AA... | POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS A TRANSPARENT TOOL SHOULD SHOW ITS REASONING | bacon_cipher | bacon_cipher | null | {} | hard | en | 420 | 420 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
sigaba-v3-0244 | RTYJWNHKLSBEBLVJDN | RTYJWNHKLSBEBLVJDN | GRAVITY EXPLAINS ALL | sigaba | sigaba | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v2-0517 | UXGGTJIIWUTWK | UXGGTJIIWUTWK | STAY THE COURSE | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "24680"
} | intermediate | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
sigaba-076 | JSSHPORDVGCVBOLDWC | JSSHPORDVGCVBOLDWC | SEND REINFORCEMENTS | sigaba | sigaba | machine | {
"type": "seed",
"value": "CIPHER"
} | expert | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
double-transposition-009 | CMNEUMLYOPRDISOPPSLIE | CMNEUMLYOPRDISOPPSLIE | SUPPLY LINE COMPROMISED | double_transposition | double_transposition | transposition | {
"key1": "FIRST",
"key2": "SECOND"
} | advanced | en | 21 | 21 | cipher_museum | 0.2 | public | null | null |
hill-v2-0530 | SOLFUOLVZWRHRPGNVH | SOLFUOLVZWRHRPGNVH | KEEP YOUR POWDER DRY | hill | hill | polygraphic | {
"a": 11,
"b": 3,
"c": 2,
"d": 5
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
arnold-andre-v2-0018 | 13.1.1 14.1.1 14.5.3 14.1.1 14.2.4 14.4.5 15.1.1 13.1.1 14.3.3 14.5.5 15.1.1 13.1.1 14.4.4 14.2.4 14.2.2 14.3.4 14.1.1 14.3.2 15.1.1 | 13.1.1 14.1.1 14.5.3 14.1.1 14.2.4 14.4.5 15.1.1 13.1.1 14.3.3 14.5.5 15.1.1 13.1.1 14.4.4 14.2.4 14.2.2 14.3.4 14.1.1 14.3.2 15.1.1 | AWAIT MY SIGNAL | arnold_andre | arnold_andre | codebook | {
"type": "none",
"value": null
} | expert | en | 114 | 132 | cipher_museum | 2.0 | public | null | null |
affine-v2-0978 | RNM TWGGMZGCPP RMXMEZCG SCI DMUYDMD LK ZYYG VYZRK WP XYPDYP CPD LZYAENR CGMZWUC WPRY RNM EZMCR SCZ | RNM TWGGMZGCPP RMXMEZCG SCI DMUYDMD LK ZYYG VYZRK WP XYPDYP CPD LZYAENR CGMZWUC WPRY RNM EZMCR SCZ | THE ZIMMERMANN TELEGRAM WAS DECODED BY ROOM FORTY IN LONDON AND BROUGHT AMERICA INTO THE GREAT WAR | affine | affine | substitution | {
"a": 9,
"b": 2
} | beginner | en | 82 | 98 | cipher_museum | 2.0 | public | null | null |
kryptos-v2-0496 | GXDUFVDUGPWRJPLLBRCSWQBTNBBQDGXRJSOPUBLNOALITZMBTUKAIGJWDUTIZVBDHFWFQXDUTCFQPDUTFNJQJEAGEFJQFBRCITUBXOXMKZQHIMFKAMYIVMTJJTZCABZFHCEHKRXZ | GXDUFVDUGPWRJPLLBRCSWQBTNBBQDGXRJSOPUBLNOALITZMBTUKAIGJWDUTIZVBDHFWFQXDUTCFQPDUTFNJQJEAGEFJQFBRCITUBXOXMKZQHIMFKAMYIVMTJJTZCABZFHCEHKRXZ | ALL GAUL IS DIVIDED INTO THREE PARTS ONE OF WHICH THE BELGAE INHABIT THE AQUITANI ANOTHER AND THE THIRD THOSE WHO IN THEIR OWN LANGUAGE ARE CALLED CELTS IN OURS GAULS | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "SANBORN"
} | advanced | en | 136 | 136 | cipher_museum | 2.0 | public | null | null |
straddling-checkerboard-v3-0017 | 4251278324221292032202312028476 | 4251278324221292032202312028476 | THE KING DEMANDS FEALTY | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "SENTORISCA"
} | advanced | en | 31 | 31 | cipher_museum | 2.0 | public | null | null |
cda-0014515 | .... .. ... .... .... ..... .... .... . ..... . ... .. .... ... ..... .. ... . ..... .... .. .... ... .... .. . ..... . . . .... . . .. .. .... .. .. .... . .... .. .... ... ... . . ... ..... .... .. . ..... .... ... . ... .... .. .. .... . .. . ..... . .... .. .. . ..... ... .... .... | .... .. ... .... .... ..... .... .... . ..... . ... .. .... ... ..... .. ... . ..... .... .. .... ... .... .. . ..... . . . .... . . .. .. .... .. .. .... . .... .. .... ... ... . . ... ..... .... .. . ..... .... ... . ... .... .. .. .... . .. . ..... . .... .. .. . ..... ... .... .... | ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE THE VIGENERE CIPHER USES A REPEATING KEYWORD | tap_code | tap_code | null | {} | hard | en | 187 | 187 | 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. |
cda-0008485 | RSTLI TEUMN TSRES EOTBM REUOT INSRO LDRDH TIEAN HMEEP ONSIA ARNTD OTSEP EUFIH LNNCE RATET IETET CEIRT OASST NNSAM ESEIE EUYUT YVBFA TCAYI EYNPE RTRDT H | RSTLI TEUMN TSRES EOTBM REUOT INSRO LDRDH TIEAN HMEEP ONSIA ARNTD OTSEP EUFIH LNNCE RATET IETET CEIRT OASST NNSAM ESEIE EUYUT YVBFA TCAYI EYNPE RTRDT H | ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION EVERY SYSTEM NEEDS AN HONEST THREAT MODEL SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER | double_transposition | double_transposition | null | {
"key1": "CIPHER",
"key2": "DRAGON"
} | hard | en | 126 | 126 | synthetic_educational | null | null | [] | |
wheatstone-v2-0277 | SPUQSRUSVAPENY | SPUQSRUSVAPENY | TRUST BUT VERIFY | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "BRITAIN"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0012657 | scout eight could until raids incur track yield could large after incur miles scout seeks hence order unite lines depth broad early turns early stage | scout eight could until raids incur track yield could large after incur miles scout seeks hence order unite lines depth broad early turns early stage | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING | 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. |
cda-0003987 | ULFIP JHQBQ CDIMO IWTFH SSVPS WUSES FEUIC QPPZE NQIEC IVJDG JTJFS TBXVF SRXST ETLFP RCSIB OOPOS BPRIB FFXKD TYCWV JUYUM QODVZ TVPHV BTJZS IXETE TTBXK FOGFE PEDES IHVMX IMPLJ RH | ULFIP JHQBQ CDIMO IWTFH SSVPS WUSES FEUIC QPPZE NQIEC IVJDG JTJFS TBXVF SRXST ETLFP RCSIB OOPOS BPRIB FFXKD TYCWV JUYUM QODVZ TVPHV BTJZS IXETE TTBXK FOGFE PEDES IHVMX IMPLJ RH | THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING | gronsfeld | gronsfeld | null | {
"key": "141421"
} | hard | en | 147 | 147 | synthetic_educational | null | null | [
"kasiski_examination",
"digit_key_brute_force"
] | Gronsfeld: Vigenère variant with a digit-only key (0–9 per position). |
bifid-v3-0464 | NANRNTQBUTNHHSBEIBEAISCOAIQTGHQOITEYHPDNHCHIZPNEVNSEOCDEWNWQCVWQOZFOVIOSWOYFODFIMCS | NANRNTQBUTNHHSBEIBEAISCOAIQTGHQOITEYHPDNHCHIZPNEVNSEOCDEWNWQCVWQOZFOVIOSWOYFODFIMCS | RSA ENCRYPTION RELIES ON THE MATHEMATICAL DIFFICULTY OF FACTORING THE PRODUCT OF TWO LARGE PRIMES | bifid | bifid | fractionation | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 83 | 83 | cipher_museum | 2.0 | public | null | null |
m94-v2-0309 | LNOWLRCUNWBZNSCDMHFSRGWHTWXEHBJHNBWDCQMSIGNFYMZYVINLLBKMQPCVQZNGLWCMVGDGOKRRFGNLDUCV | LNOWLRCUNWBZNSCDMHFSRGWHTWXEHBJHNBWDCQMSIGNFYMZYVINLLBKMQPCVQZNGLWCMVGDGOKRRFGNLDUCV | VENONA REVEALED THAT NUMEROUS SOVIET AGENTS HAD PENETRATED THE HIGHEST LEVELS OF THE US GOVERNMENT | m94 | m94 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
chaocipher-v2-0167 | SHGMSMFMYYLZIDWPQYYGELZJSWWZGZPRPMAJGHTJIKMGBJFMG | SHGMSMFMYYLZIDWPQYYGELZJSWWZGZPRPMAJGHTJIKMGBJFMG | ALL THAT GLITTERS IS NOT GOLD OFTEN HAVE YOU HEARD THAT TOLD | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 49 | 49 | cipher_museum | 2.0 | public | null | null |
caesar-es-032 | CPCH SH YLWBISPJH LZWHUVSH | CPCH SH YLWBISPJH LZWHUVSH | VIVA LA REPUBLICA ESPANOLA | caesar | caesar | substitution | {
"type": "shift",
"value": 7
} | beginner | es | 23 | 26 | cipher_museum | 0.2 | public | null | null |
affine-v2-0603 | MPGM AMWDM GYD GD WMGYMT TIRAWEZG DTMZYQTGYYE RGPPIU WANAPG AZWAJAD JGT DEDMU TEUMZMU | MPGM AMWDM GYD GD WMGYMT TIRAWEZG DTMZYQTGYYE RGPPIU WANAPG AZWAJAD JGT DEDMU TEUMZMU | ALEA IACTA EST ET CAESAR RUBICONE TRANSGRESSO BELLUM CIVILE INCIPIT PER TOTAM ROMANAM | affine | affine | substitution | {
"a": 5,
"b": 12
} | beginner | en | 73 | 85 | cipher_museum | 2.0 | public | null | null |
adfgx-v2-0079 | GXAFGDXFGGDGFFXFDXDXXDXXXGGDXGAGDAXDAGDFAGXDGDDDFADDXDGXDGGDFDDXDFGXGXXFGDDGAGAAFAAGDGDDDAGFGFGFDGFXFAFGDAADAAAFFFFDFAFDADGFAFGAFDXXXDFXXXXXGXADGXXFGADADDGX | GXAFGDXFGGDGFFXFDXDXXDXXXGGDXGAGDAXDAGDFAGXDGDDDFADDXDGXDGGDFDDXDFGXGXXFGDDGAGAAFAAGDGDDDAGFGFGFDGFXFAFGDAADAAAFFFFDFAFDADGFAFGAFDXXXDFXXXXXGXADGXXFGADADDGX | THE HEAVENS DECLARE THE GLORY OF GOD AND THE FIRMAMENT SHOWETH FORTH HIS HANDIWORK EACH NIGHT | adfgx | adfgx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 156 | 156 | cipher_museum | 2.0 | public | null | null |
adfgx-v2-0245 | DDGFFFAAAAADAGDFDDGDFAGFAFXA | DDGFFFAAAAADAGDFDDGDFAGFAFXA | TARGET ACQUIRED | adfgx | adfgx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 28 | 28 | cipher_museum | 2.0 | public | null | null |
caesar-v3-1145 | LZW GJSUDW ZSK KHGCWF | LZW GJSUDW ZSK KHGCWF | THE ORACLE HAS SPOKEN | caesar | caesar | substitution | {
"type": "shift",
"value": 18
} | beginner | en | 18 | 21 | cipher_museum | 2.0 | public | null | null |
cda-0008584 | UHZNA ERNQNOYR BHGCHG FUBHYQ FUBJ NYY ERNFBAVAT FGRCF OEHGR SBEPR JBEXF BAYL JURA GUR XRL FCNPR VF FZNYY GUR IVTRARER PVCURE HFRF N ERCRNGVAT XRLJBEQ | UHZNA ERNQNOYR BHGCHG FUBHYQ FUBJ NYY ERNFBAVAT FGRCF OEHGR SBEPR JBEXF BAYL JURA GUR XRL FCNPR VF FZNYY GUR IVTRARER PVCURE HFRF N ERCRNGVAT XRLJBEQ | HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL THE VIGENERE CIPHER USES A REPEATING KEYWORD | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 125 | 125 | synthetic_educational | null | null | [] | |
cda-0009283 | TKAD EMER SDST IHEE IRTI TENR EOXK AANP ICXT IGEF MSII IARP XXHA TNNS | TKAD EMER SDST IHEE IRTI TENR EOXK AANP ICXT IGEF MSII IARP XXHA TNNS | THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT | stager_route | stager_route | null | {
"cols": 8
} | medium | en | 56 | 56 | synthetic_educational | null | null | [] | |
rail-fence-v3-0215 | MARCYHRTOOTVCI | MARCYHRTOOTVCI | MARCH TO VICTORY | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 9
} | intermediate | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v2-0310 | ERZZVZVGALJNMPORTMBGMNPQBSQTKVPWSKGAGWJVKAHEZQGAMNLRHGGTJAXSRVZWGIFD | ERZZVZVGALJNMPORTMBGMNPQBSQTKVPWSKGAGWJVKAHEZQGAMNLRHGGTJAXSRVZWGIFD | NEVER IN THE FIELD OF HUMAN CONFLICT WAS SO MUCH OWED BY SO MANY TO SO FEW BRAVE SOULS | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "ROME"
} | advanced | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
cda-0019584 | . ... ... .... ... . .... ..... ... .. ... ... . . .... .. .... .... .... .. . . ... ... .... ... ... ..... ... .... .... ... .. .... .... .... .. .... ... .... ... ... .... .. . ..... . . . .... .... ... . ... ... .... ... . .... ..... ... .. ... ... .... ... .. .... ... ... . ... .... | . ... ... .... ... . .... ..... ... .. ... ... . . .... .. .... .... .... .. . . ... ... .... ... ... ..... ... .... .... ... .. .... .... .... .. .... ... .... ... ... .... .. . ..... . . . .... .... ... . ... ... .... ... . .... ..... ... .. ... ... .... ... .. .... ... ... . ... .... | COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER | 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. |
slidex-007 | HMCTQCYXUOCIJHEQ | HMCTQCYXUOCIJHEQ | ABORT MISSION NOW | slidex | slidex | transposition | {
"type": "keyword",
"value": "SECRET"
} | advanced | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
kl7-v3-0275 | YWSNYUXAOVSFGZKSENWNHRQGJOEGISBVSKEGIQSBRFOXMMEVCQZOOZENHUBAERYGVTOZZZBFU | YWSNYUXAOVSFGZKSENWNHRQGJOEGISBVSKEGIQSBRFOXMMEVCQZOOZENHUBAERYGVTOZZZBFU | WATSON WE HAVE FOUND THE STRUCTURE OF DNA AND IT IS A DOUBLE HELIX OF BREATHTAKING BEAUTY | kl7 | kl7 | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
vigenere-v2-0929 | HMBVVLSNPTXLYDLAEVVTKDISIDTBPWOEEWMFZMMKMJPTJJVBQCWVRUXBHQULRLJPMQ | HMBVVLSNPTXLYDLAEVVTKDISIDTBPWOEEWMFZMMKMJPTJJVBQCWVRUXBHQULRLJPMQ | WE ARE SUCH STUFF AS DREAMS ARE MADE ON AND OUR LITTLE LIFE IS ROUNDED WITH A SLEEP | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 66 | 66 | cipher_museum | 2.0 | public | null | null |
nomenclator-v2-0362 | 23 05 19 08 01 12 12 06 09 07 08 20 15 14 60 02 05 01 03 08 05 19 23 05 19 08 01 12 12 06 09 07 08 20 15 14 60 12 01 14 04 09 14 07 07 18 15 21 14 04 19 23 05 19 08 01 12 12 06 09 07 08 20 64 60 06 09 05 12 04 19 61 64 60 19 20 18 05 05 20 19 23 05 19 08 01 12 12 06 09 07 08 20 64 60 08 09 12 12 19 23 05 19 08 01 12 12... | 23 05 19 08 01 12 12 06 09 07 08 20 15 14 60 02 05 01 03 08 05 19 23 05 19 08 01 12 12 06 09 07 08 20 15 14 60 12 01 14 04 09 14 07 07 18 15 21 14 04 19 23 05 19 08 01 12 12 06 09 07 08 20 64 60 06 09 05 12 04 19 61 64 60 19 20 18 05 05 20 19 23 05 19 08 01 12 12 06 09 07 08 20 64 60 08 09 12 12 19 23 05 19 08 01 12 12... | WE SHALL FIGHT ON THE BEACHES WE SHALL FIGHT ON THE LANDING GROUNDS WE SHALL FIGHT IN THE FIELDS AND IN THE STREETS WE SHALL FIGHT IN THE HILLS WE SHALL NEVER SURRENDER | nomenclator | nomenclator | nomenclator | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 242 | 362 | cipher_museum | 2.0 | public | null | null |
cda-0021977 | ILFG VXRK SVIH IVZW ZTIR WRMZ KIVH XIRY VWTV LNVG IRXK ZGGV IMGS VVMR TNZN ZXSR MVFH VWIL GLIH GLXI VZGV ZKLO BZOK SZYV GRXX RKSV IZOD ZBH | ILFG VXRK SVIH IVZW ZTIR WRMZ KIVH XIRY VWTV LNVG IRXK ZGGV IMGS VVMR TNZN ZXSR MVFH VWIL GLIH GLXI VZGV ZKLO BZOK SZYV GRXX RKSV IZOD ZBH | ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER ALWAYS | atbash | atbash | null | {} | hard | en | 111 | 111 | synthetic_educational | null | null | [
"self_inverse_check",
"frequency_analysis"
] | Atbash maps A↔Z, B↔Y, … and is its own inverse. |
cda-0015344 | 15 42 42 34 42 13 34 42 42 15 13 44 24 34 33 11 33 14 14 15 44 15 13 44 24 34 33 11 42 15 21 45 33 14 11 32 15 33 44 11 31 44 34 43 15 13 45 42 15 43 54 43 44 15 32 43 | 15 42 42 34 42 13 34 42 42 15 13 44 24 34 33 11 33 14 14 15 44 15 13 44 24 34 33 11 42 15 21 45 33 14 11 32 15 33 44 11 31 44 34 43 15 13 45 42 15 43 54 43 44 15 32 43 | ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS | polybius | polybius | null | {} | medium | en | 56 | 56 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
rail-fence-v3-0602 | CRETOWEMNIINASHTBNGLPSOIGROEIFHTEENCLROHSSETBEREISKIALPFCSANTIRRRHMGSGOEEALAEINEXLNOE | CRETOWEMNIINASHTBNGLPSOIGROEIFHTEENCLROHSSETBEREISKIALPFCSANTIRRRHMGSGOEEALAEINEXLNOE | CONGRESS SHALL MAKE NO LAW RESPECTING AN ESTABLISHMENT OF RELIGION OR PROHIBITING THE FREE EXERCISE | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 12
} | intermediate | en | 85 | 85 | cipher_museum | 2.0 | public | null | null |
cda-0006142 | CNGGREA JBERF VSYC PEROX ZBABOYCVNPSGWQ FHPFGWGHGWBA GEOAFCBFVGVBA NWCVREF ESOEEOATS YSGGSEF JNGVBHG FHOFGVGHGVBA QB ABG QBATHFR BPSHFQNGWBA JNGV SAQELCGWBA GVR ZSFFOUR JOF VVRQSA PHG ABG FRQHER | CNGGREA JBERF VSYC PEROX ZBABOYCVNPSGWQ FHPFGWGHGWBA GEOAFCBFVGVBA NWCVREF ESOEEOATS YSGGSEF JNGVBHG FHOFGVGHGVBA QB ABG QBATHFR BPSHFQNGWBA JNGV SAQELCGWBA GVR ZSFFOUR JOF VVRQSA PHG ABG FRQHER | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION THE MESSAGE WAS HIDDEN BUT NOT SECURE | porta | porta | null | {
"key": "PATTERN"
} | hard | en | 170 | 170 | synthetic_educational | null | null | [
"kasiski_examination",
"index_of_coincidence"
] | Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt). |
autokey-v2-0469 | YYIWHQDXAPAIUSYKTMHTFHVIXKULRXHBYWMPTNAKRSPOLLASBPRHABVQSFQBLKAHTRUKWYWEWOFRRNBP | YYIWHQDXAPAIUSYKTMHTFHVIXKULRXHBYWMPTNAKRSPOLLASBPRHABVQSFQBLKAHTRUKWYWEWOFRRNBP | THE SECRET LIES BURIED BENEATH THE THIRD FLAGSTONE OF THE OLD CHURCH COURTYARD AT DAWN TOMORROW | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
cda-0021510 | 844 805 854 813 852 863 802 804 835 812 999 813 864 825 811 812 841 808 813 999 807 844 838 814 856 999 805 814 816 843 852 813 999 807 844 841 815 826 811 812 841 808 812 999 856 834 842 866 833 873 999 | 844 805 854 813 852 863 802 804 835 812 999 813 864 825 811 812 841 808 813 999 807 844 838 814 856 999 805 814 816 843 852 813 999 807 844 841 815 826 811 812 841 808 812 999 856 834 842 866 833 873 999 | OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE SLOWLY | culper_ring | culper_ring | null | {} | medium | en | 45 | 45 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
confederate-vigenere-v3-0256 | FIITQHQPPQDMIASPMVMEUAXOSQMSMVPQKLLREIWRJXOMGLABTCLBEWYJPQQARCILWDQIIFRCQIRGABMXKMLKIDV | FIITQHQPPQDMIASPMVMEUAXOSQMSMVPQKLLREIWRJXOMGLABTCLBEWYJPQQARCILWDQIIFRCQIRGABMXKMLKIDV | CALL ME ISHMAEL SOME YEARS AGO NEVER MIND HOW LONG PRECISELY I THOUGHT I WOULD SAIL ABOUT AND SEE THE OCEAN | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "DIXIE"
} | intermediate | en | 87 | 87 | cipher_museum | 2.0 | public | null | null |
bacon-cipher-v2-0025 | BAABA BAAAA BAABB BAAAB BAABA AAAAB BAABB BAABA BABAA AABAA BAAAA ABAAA AABAB BABBB | BAABA BAAAA BAABB BAAAB BAABA AAAAB BAABB BAABA BABAA AABAA BAAAA ABAAA AABAB BABBB | TRUST BUT VERIFY | bacon_cipher | bacon_cipher | steganography | {
"type": "none",
"value": null
} | beginner | en | 70 | 83 | cipher_museum | 2.0 | public | null | null |
cda-0014224 | array motor often draft early light clear alert night could leads after seeks shore incur force young place above troop track extra radio north seeks | array motor often draft early light clear alert night could leads after seeks shore incur force young place above troop track extra radio north seeks | A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG | 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. |
solitaire-v2-0123 | ZYGVHMXJPUIECWYAIBWBVCFPFBZXJOVQWKCXNYPCFYSSUWPJPKKTSTKWJEPEKBNQQBWTXKVJRMWPRVAAUGKRGGASMFTNSDRGREBKICXFOHBKCLFGOOKBZQFVPPBDOXYSVYGUVAAUGEBUFYDMRQDPAJIWGSEWGJEVKDY | ZYGVHMXJPUIECWYAIBWBVCFPFBZXJOVQWKCXNYPCFYSSUWPJPKKTSTKWJEPEKBNQQBWTXKVJRMWPRVAAUGKRGGASMFTNSDRGREBKICXFOHBKCLFGOOKBZQFVPPBDOXYSVYGUVAAUGEBUFYDMRQDPAJIWGSEWGJEVKDY | 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 | solitaire | solitaire | stream | {
"type": "none",
"value": null
} | expert | en | 163 | 163 | cipher_museum | 2.0 | public | null | null |
cda-0012739 | K r· L Γ L K L r K Γ· K· L X K X· Γ Γ· L X ┐· ⌐ K K L ┌· ─ X ¬ L ⌐· ┘· ┌· L ┌ ⌐ ┐ Γ· ─ ¬· r └ ⌐ Γ· ┌ X K r· L ⌐· ┘· X· ┌· X └· X· ⌐ ┌· L r Γ· ┐· r· L ┌· X· X L X K ⌒ ┘· ┐ L ⌒· ⌒ ┘· ┌· Γ ┐· ┘· └ ⌒· ¬ Γ· X· X X └· X· ⌐ ┌· L X K r· L K ┌· Γ· K r· L ┌ Γ· X· X r Γ· ┐· r· L ┌· ⌐ Γ K· ⌐ ─ r L X K r· L ⌐ └ ┐· r· ⌐ ¬ L K ¬ ⌒· ┘... | K r· L Γ L K L r K Γ· K· L X K X· Γ Γ· L X ┐· ⌐ K K L ┌· ─ X ¬ L ⌐· ┘· ┌· L ┌ ⌐ ┐ Γ· ─ ¬· r └ ⌐ Γ· ┌ X K r· L ⌐· ┘· X· ┌· X └· X· ⌐ ┌· L r Γ· ┐· r· L ┌· X· X L X K ⌒ ┘· ┐ L ⌒· ⌒ ┘· ┌· Γ ┐· ┘· └ ⌒· ¬ Γ· X· X X └· X· ⌐ ┌· L X K r· L K ┌· Γ· K r· L ┌ Γ· X· X r Γ· ┐· r· L ┌· ⌐ Γ K· ⌐ ─ r L X K r· L ⌐ └ ┐· r· ⌐ ¬ L K ¬ ⌒· ┘... | THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER | pigpen | pigpen | null | {} | medium | en | 77 | 77 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
autokey-v2-0094 | ROOEFXTOQWPBJSVGZQFVQQNBRVMPEFCXSEGQQFGJGQTLAFKMMZVTZHPPBXWLVXWKKLVWDRHYXIGJEIRCYTXJ | ROOEFXTOQWPBJSVGZQFVQQNBRVMPEFCXSEGQQFGJGQTLAFKMMZVTZHPPBXWLVXWKKLVWDRHYXIGJEIRCYTXJ | CODED TRANSMISSION INDICATES ENEMY FORCES ASSEMBLING ALONG THE BORDER WITH HEAVY ARTILLERY UNITS | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "PALACE"
} | intermediate | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
red-type-a-074 | IPTOQRAKQTUNQEOR | IPTOQRAKQTUNQEOR | ALL IS LOST RETREAT | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
vic-v3-0224 | 8808114888791181391848808191 | 8808114888791181391848808191 | OLD IRONSIDES HOLDS | vic | vic | substitution | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 28 | 28 | cipher_museum | 2.0 | public | null | null |
cda-0018758 | 843 805 854 813 853 863 802 804 833 813 999 813 864 825 810 812 841 808 812 999 806 843 836 814 854 999 804 812 815 843 852 812 999 808 844 841 815 825 810 814 841 808 812 999 812 839 858 853 843 846 873 999 837 813 800 854 862 851 812 854 999 861 840 808 814 853 859 802 825 839 858 872 999 825 839 999 801 999 809 825 ... | 843 805 854 813 853 863 802 804 833 813 999 813 864 825 810 812 841 808 812 999 806 843 836 814 854 999 804 812 815 843 852 812 999 808 844 841 815 825 810 814 841 808 812 999 812 839 858 853 843 846 873 999 837 813 800 854 862 851 812 854 999 861 840 808 814 853 859 802 825 839 858 872 999 825 839 999 801 999 809 825 ... | OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING TODAY | culper_ring | culper_ring | null | {} | hard | en | 174 | 174 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
typex-v3-0139 | ONKWUWIBKRCMI | ONKWUWIBKRCMI | THE APPLE FALLS | typex | typex | machine | {
"type": "keyword",
"value": "BRITAIN"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
m94-v3-0063 | ZVBZYIQDXHITCFOHXIYDVELRBLRXVPFKCPVJLYIOSTHZMZBNKHRZNAORNQXRZRIPEJKBGFTMLYOZV | ZVBZYIQDXHITCFOHXIYDVELRBLRXVPFKCPVJLYIOSTHZMZBNKHRZNAORNQXRZRIPEJKBGFTMLYOZV | ON D DAY THE ALLIED FORCES LANDED ON FIVE NORMANDY BEACHES IN THE GREATEST SEABORNE INVASION | m94 | m94 | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
nihilist-v2-0337 | 47 46 87 43 25 48 73 56 26 76 43 25 70 74 27 29 69 43 25 68 74 45 37 86 52 38 68 47 28 28 87 24 38 48 43 26 57 87 56 58 47 55 54 55 69 43 45 67 57 25 68 66 22 45 56 46 58 27 87 45 24 47 64 36 35 66 23 56 76 64 44 39 58 32 35 57 44 44 27 90 46 | 47 46 87 43 25 48 73 56 26 76 43 25 70 74 27 29 69 43 25 68 74 45 37 86 52 38 68 47 28 28 87 24 38 48 43 26 57 87 56 58 47 55 54 55 69 43 45 67 57 25 68 66 22 45 56 46 58 27 87 45 24 47 64 36 35 66 23 56 76 64 44 39 58 32 35 57 44 44 27 90 46 | GENERAL ORDERS NUMBER ONE ALL COMMUNICATIONS SHALL BE ENCRYPTED USING THE APPROVED CIPHER DISK | nihilist | nihilist | fractionation | {
"polybius": "TRIUMPH",
"keyword": "JUSTICE"
} | advanced | en | 162 | 242 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v2-0318 | AOLMLHYVMAOLSVYKPZAOLILNPUUPUNVMDPZKVTHUKRUVDSLKNLVMAOLOVSFVULPZBUKLYZAHUKPUN | AOLMLHYVMAOLSVYKPZAOLILNPUUPUNVMDPZKVTHUKRUVDSLKNLVMAOLOVSFVULPZBUKLYZAHUKPUN | THE FEAR OF THE LORD IS THE BEGINNING OF WISDOM AND KNOWLEDGE OF THE HOLY ONE IS UNDERSTANDING | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "77777"
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
m209-105 | UYGJYPQJEXMDYYJNJOAWXWINFUBJVZAGNKCUPLNKXADLYH | UYGJYPQJEXMDYYJNJOAWXWINFUBJVZAGNKCUPLNKXADLYH | I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW | m209 | m209 | machine | {
"type": "seed",
"value": "CIPHER"
} | expert | en | 46 | 46 | cipher_museum | 0.2 | public | null | null |
cda-0020077 | 2 91 67 2 50 94 33 99 21 26 52 33 11 67 92 34 23 79 48 3 50 59 81 57 68 88 33 82 30 63 94 2 67 33 60 25 34 2 70 11 63 72 11 59 60 66 76 15 87 66 63 17 48 3 50 34 22 2 34 3 27 70 24 23 39 23 91 91 33 34 11 78 59 91 88 76 32 25 11 32 67 43 60 49 25 14 68 49 72 70 43 33 21 32 3 59 25 41 21 96 2 66 40 50 43 17 45 32 39 62 ... | 2 91 67 2 50 94 33 99 21 26 52 33 11 67 92 34 23 79 48 3 50 59 81 57 68 88 33 82 30 63 94 2 67 33 60 25 34 2 70 11 63 72 11 59 60 66 76 15 87 66 63 17 48 3 50 34 22 2 34 3 27 70 24 23 39 23 91 91 33 34 11 78 59 91 88 76 32 25 11 32 67 43 60 49 25 14 68 49 72 70 43 33 21 32 3 59 25 41 21 96 2 66 40 50 43 17 45 32 39 62 ... | ATBASH ENCODES BY REVERSING THE ALPHABET TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY | homophonic | homophonic | null | {} | hard | en | 185 | 185 | synthetic_educational | null | null | [
"frequency_analysis",
"multiple_ciphertext_attack"
] | Homophonic substitution: each letter maps to multiple possible numbers. |
enigma-v2-0037 | FSRLSCFKMCWOGARMMTJFHATQY | FSRLSCFKMCWOGARMMTJFHATQY | SICUT PATRIBUS SIT DEUS NOBIS | enigma | enigma | machine | {
"type": "rotor_start",
"value": "ABC"
} | expert | en | 25 | 25 | cipher_museum | 2.0 | public | null | null |
cda-0008845 | TIG GIYKJBRFP EGISYVK IUOPBPMS CGISWK TITSYS PZPYDK LYXQOGSY DNDMRY ZPXEWP OS IUJLXX PJACQ SDTXXNTF | TIG GIYKJBRFP EGISYVK IUOPBPMS CGISWK TITSYS PZPYDK LYXQOGSY DNDMRY ZPXEWP OS IUJLXX PJACQ SDTXXNTF | THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY | trithemius | trithemius | null | {} | hard | en | 86 | 86 | synthetic_educational | null | null | [] | |
joseon-yeokhak-087 | AOLAYHWPZZLA | AOLAYHWPZZLA | THE TRAP IS SET | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "CIPHER"
} | beginner | en | 12 | 12 | cipher_museum | 0.2 | public | null | null |
monoalphabetic-v3-0166 | QBE OFQQHE KS ONCQFCJ NFAET CJ QBE PGCEP FOKVE EJAHFJT SKN SKUN IKJQBP CJ JCJEQEEJ SKNQY | QBE OFQQHE KS ONCQFCJ NFAET CJ QBE PGCEP FOKVE EJAHFJT SKN SKUN IKJQBP CJ JCJEQEEJ SKNQY | THE BATTLE OF BRITAIN RAGED IN THE SKIES ABOVE ENGLAND FOR FOUR MONTHS IN NINETEEN FORTY | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "FORTRESS"
} | beginner | en | 73 | 88 | cipher_museum | 2.0 | public | null | null |
nomenclator-v2-0337 | 06 18 05 17 21 05 14 03 25 01 14 01 12 25 19 09 19 05 24 16 12 15 09 20 19 60 06 01 03 20 20 08 01 20 03 05 18 20 01 09 14 12 05 20 20 05 18 19 01 16 16 05 01 18 06 01 18 13 15 18 05 15 06 20 05 14 64 05 14 07 12 09 19 08 20 05 24 20 | 06 18 05 17 21 05 14 03 25 01 14 01 12 25 19 09 19 05 24 16 12 15 09 20 19 60 06 01 03 20 20 08 01 20 03 05 18 20 01 09 14 12 05 20 20 05 18 19 01 16 16 05 01 18 06 01 18 13 15 18 05 15 06 20 05 14 64 05 14 07 12 09 19 08 20 05 24 20 | FREQUENCY ANALYSIS EXPLOITS THE FACT THAT CERTAIN LETTERS APPEAR FAR MORE OFTEN IN ENGLISH TEXT | nomenclator | nomenclator | nomenclator | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 156 | 233 | cipher_museum | 2.0 | public | null | null |
bazeries-v3-0159 | YBEOUYEIJAPBYMPQBRBFOBIJYGTFMNITRBFYUIJBJAPBEOPQEIYBWOBYNIBFNBTOYWFTBYPMYPOIIB | YBEOUYEIJAPBYMPQBRBFOBIJYGTFMNITRBFYUIJBJAPBEOPQEIYBWOBYNIBFNBTOYWFTBYPMYPOIIB | SCIENCE WITHOUT RELIGION IS LAME AND RELIGION WITHOUT SCIENCE IS BLIND SAID ALBERT EINSTEIN | bazeries | bazeries | transposition | {
"type": "integer",
"value": 23
} | advanced | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
bifid-v2-0001 | RAINPTUWELRN | RAINPTUWELRN | THE DIE IS CAST | bifid | bifid | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
monoalphabetic-v2-1510 | SEQNT BGQMEEBHMGIM UMNBVMU PNJF UMINYKQMU HMNFTG MGBHFT QNTPPBI BGUBITQMO QATQ MGMFY KTGZMN UBVBOBJGO TNM IJGIMGQNTQMU TQ ITETBO IJGPBNFBGH QAM UMIMKQBJG JKMNTQBJG PJNQBQSUM ATO OSIIMMUMU | SEQNT BGQMEEBHMGIM UMNBVMU PNJF UMINYKQMU HMNFTG MGBHFT QNTPPBI BGUBITQMO QATQ MGMFY KTGZMN UBVBOBJGO TNM IJGIMGQNTQMU TQ ITETBO IJGPBNFBGH QAM UMIMKQBJG JKMNTQBJG PJNQBQSUM ATO OSIIMMUMU | ULTRA INTELLIGENCE DERIVED FROM DECRYPTED GERMAN ENIGMA TRAFFIC INDICATES THAT ENEMY PANZER DIVISIONS ARE CONCENTRATED AT CALAIS CONFIRMING THE DECEPTION OPERATION FORTITUDE HAS SUCCEEDED | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "TRIUMPH"
} | beginner | en | 164 | 187 | cipher_museum | 2.0 | public | null | null |
cda-0012593 | 15 33 44 42 34 35 54 32 15 11 43 45 42 15 43 45 33 13 15 42 44 11 24 33 44 54 24 33 11 14 24 43 44 42 24 12 45 44 24 34 33 | 15 33 44 42 34 35 54 32 15 11 43 45 42 15 43 45 33 13 15 42 44 11 24 33 44 54 24 33 11 14 24 43 44 42 24 12 45 44 24 34 33 | ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION | polybius | polybius | null | {} | medium | en | 41 | 41 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
jefferson-disk-v3-0190 | DKQVIRHDQMIVOUQV | DKQVIRHDQMIVOUQV | THE SENATE DECREES | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "1,3,5,2,4,6"
} | expert | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v3-0513 | CJSLAYSAWCQZRLDBBQAYWQIYKFMXGFNJCGCWSMTZNDVGNSYKYUAQDRXMFFJDETCWXZJKBSXMULFYSSOUYOQNRDQVYSAHEQQZIWPRIRYFMHCJICIEZCIXFPLILORYBBIYKFMPLUNAULQRGZKXDLNYVSYCFZCZMSR | CJSLAYSAWCQZRLDBBQAYWQIYKFMXGFNJCGCWSMTZNDVGNSYKYUAQDRXMFFJDETCWXZJKBSXMULFYSSOUYOQNRDQVYSAHEQQZIWPRIRYFMHCJICIEZCIXFPLILORYBBIYKFMPLUNAULQRGZKXDLNYVSYCFZCZMSR | THE LORD OUR GOD IS ONE LORD AND THOU SHALT LOVE THE LORD THY GOD WITH ALL THINE HEART AND WITH ALL THY SOUL AND WITH ALL THY MIGHT AND THESE WORDS WHICH I COMMAND THEE THIS DAY SHALL BE IN THINE HEART | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 11
} | expert | en | 159 | 159 | cipher_museum | 2.0 | public | null | null |
cda-0012789 | dainy raiin ytaiin shal kaiiin kaiiin qokal kaiiin ypchol oror otain sheedy ytedy okshy sharal qokeedy shedy shaiin cheol okedy okeedy okshy chedy qokedy | dainy raiin ytaiin shal kaiiin kaiiin qokal kaiiin ypchol oror otain sheedy ytedy okshy sharal qokeedy shedy shaiin cheol okedy okeedy okshy chedy qokedy | THE VIGENERE CIPHER USES A REPEATING KEYWORD ATBASH ENCODES BY REVERSING THE ALPHABET | voynich_render | voynich_render | null | {} | hard | en | 130 | 130 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
enigma-v3-0199 | MQBWSJPMTAGIWUQOJKVCWSWYVIATBNDLIHDMBQASJVILLRJEZZILUGGJDDRQCEOVFFGSTIMMZIWGYHHJCCVEYATUGLZGFLOPXMUPMXBEAPCUZPUDOCGXRXBSMEPBKKTPVKNVYKQETIDBXXLVNNNJWBAOXXLYYPLYNVLDDZRLCMJ | MQBWSJPMTAGIWUQOJKVCWSWYVIATBNDLIHDMBQASJVILLRJEZZILUGGJDDRQCEOVFFGSTIMMZIWGYHHJCCVEYATUGLZGFLOPXMUPMXBEAPCUZPUDOCGXRXBSMEPBKKTPVKNVYKQETIDBXXLVNNNJWBAOXXLYYPLYNVLDDZRLCMJ | THE ARMY WILL CROSS THE DELAWARE RIVER TONIGHT AT ELEVEN OCLOCK THE MEN WILL CARRY ONLY THEIR WEAPONS AND THREE DAYS OF RATIONS MARCH ROUTES AND OBJECTIVES WILL BE DISTRIBUTED TO COMMANDERS AT THE CROSSING | enigma | enigma | machine | {
"type": "rotor_start",
"value": "DEF"
} | expert | en | 171 | 171 | cipher_museum | 2.0 | public | null | null |
copiale-v3-0214 | T4 R0 V3 J6 E6 O7 E0 B8 U9 L0 A2 G2 N6 W9 V7 U6 | T4 R0 V3 J6 E6 O7 E0 B8 U9 L0 A2 G2 N6 W9 V7 U6 | THE GATES HOLD FIRM | copiale | copiale | substitution | {
"type": "keyword",
"value": "MYSTERY"
} | advanced | en | 32 | 47 | cipher_museum | 2.0 | public | null | null |
geheimschreiber-v2-0195 | EHUTNIODZOWOIBAZZTSCMBBSKULRHEFFMLFNARHBGCUCPCKOWZNOANGVHQKSYVPYPFBRJOZVQKTT | EHUTNIODZOWOIBAZZTSCMBBSKULRHEFFMLFNARHBGCUCPCKOWZNOANGVHQKSYVPYPFBRJOZVQKTT | ONCE UPON A MIDNIGHT DREARY WHILE I PONDERED WEAK AND WEARY OVER MANY A QUAINT VOLUME OF LORE | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "KAISER"
} | expert | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
hist-zimmermann-full-001 | 130 13042 13401 8501 115 3528 416 17214 6491 11310 18147 18222 21560 10247 11518 23677 | 130 13042 13401 8501 115 3528 416 17214 6491 11310 18147 18222 21560 10247 11518 23677 | WE INTEND TO BEGIN ON THE FIRST OF FEBRUARY UNRESTRICTED SUBMARINE WARFARE WE SHALL ENDEAVOR IN SPITE OF THIS TO KEEP THE UNITED STATES OF AMERICA NEUTRAL | zimmermann | zimmermann | codebook | {
"codebook": "0075 — German diplomatic code 1917"
} | expert | en | 71 | 86 | cipher_museum | 0.2 | public | null | null |
fractionated-morse-v2-0025 | OJASFVLAXPOTDDCVN | OJASFVLAXPOTDDCVN | TRUST BUT VERIFY | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
typex-v2-0174 | DDUBZRJZUFOYCWRHNQSQERLPMDCHCPFBHMJTNBQDJAAMIGAMJFLQDKNDOJPPHBOMCTOL | DDUBZRJZUFOYCWRHNQSQERLPMDCHCPFBHMJTNBQDJAAMIGAMJFLQDKNDOJPPHBOMCTOL | ALL THE WORLDS A STAGE AND EACH MAN IN HIS TIME PLAYS MANY PARTS ON LIFES GREAT STAGE | typex | typex | machine | {
"type": "keyword",
"value": "BRITAIN"
} | expert | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
cda-0021359 | SHUSH / DZEH / WOL-LA-CHEE / NO-DA-IH / MA-E / A-KHA / GAH / THAN-ZIE / TKIN / DIBEH / THAN-ZIE / LIN / DZEH / GAH / DZEH / MOASI / TKIN / CLA-GI-AIH / GAH / A-KHA / MOASI / WOL-LA-CHEE / DIBEH-YAZZIE / A-KHA / MA-E / A-... | SHUSH / DZEH / WOL-LA-CHEE / NO-DA-IH / MA-E / A-KHA / GAH / THAN-ZIE / TKIN / DIBEH / THAN-ZIE / LIN / DZEH / GAH / DZEH / MOASI / TKIN / CLA-GI-AIH / GAH / A-KHA / MOASI / WOL-LA-CHEE / DIBEH-YAZZIE / A-KHA / MA-E / A-... | BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF THE MESSAGE WAS HIDDEN BUT NOT SECURE | navajo_code | navajo_code | null | {} | hard | en | 195 | 195 | synthetic_educational | null | null | [
"codebook_frequency",
"word_list_attack"
] | Navajo Code Talker cipher: Navajo words represent English letters. |
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