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-v3-1522 | OUTUHGZ ELUHWGT WGHALUX BQ BLU EUG BLHQYOL OUQHOIG AYBBITO G EIPBM WIZU SIXU NGBL QR HYIT | OUTUHGZ ELUHWGT WGHALUX BQ BLU EUG BLHQYOL OUQHOIG AYBBITO G EIPBM WIZU SIXU NGBL QR HYIT | GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN | affine | affine | substitution | {
"a": 23,
"b": 6
} | beginner | en | 74 | 89 | cipher_museum | 2.0 | public | null | null |
adfgvx-v2-0179 | AVAGAGFXDXAXDADVAAADAFADVAGAXAGGVGVGVFXGFAXVDFAVFDFVAFDVDFDGFGAXAGAFFGGXDXDGDADXAGDAFVFXGAAXDXDXGFAAFDDGAXFGFGGXFVGGAFDDFFAGAADDGDVAXDVADAAADADFVAVGAD | AVAGAGFXDXAXDADVAAADAFADVAGAXAGGVGVGVFXGFAXVDFAVFDFVAFDVDFDGFGAXAGAFFGGXDXDGDADXAGDAFVFXGAAXDXDXGFAAFDDGAXFGFGGXFVGGAFDDFFAGAADDGDVAXDVADAAADADFVAVGAD | ENEMY FORCES REPORTED MOVING TOWARD GETTYSBURG CAVALRY HAS CONFIRMED THE FULL SIGHTING | adfgvx | adfgvx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 150 | 150 | cipher_museum | 2.0 | public | null | null |
cda-0013225 | 52 69 57 59 77 29 68 80 66 80 68 29 61 65 69 61 50 66 50 69 29 80 82 68 11 61 52 69 57 59 77 29 61 50 29 55 82 43 69 80 11 82 80 | 52 69 57 59 77 29 68 80 66 80 68 29 61 65 69 61 50 66 50 69 29 80 82 68 11 61 52 69 57 59 77 29 61 50 29 55 82 43 69 80 11 82 80 | COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER | wallis_cipher | wallis_cipher | null | {} | medium | en | 43 | 43 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
beaufort-de-055 | TSEQNVNGOWYNMWEPHAI | TSEQNVNGOWYNMWEPHAI | IM WESTEN NICHTS NEUES | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "BEAUFORT"
} | intermediate | de | 19 | 19 | cipher_museum | 0.2 | public | null | null |
purple-v2-0044 | NLXXDIDLZQZBKPSMIGLMKGYGKRDAXFPEOJADQYUJFIQEXZODPLEYUPCEGQDYEHXHWYTC | NLXXDIDLZQZBKPSMIGLMKGYGKRDAXFPEOJADQYUJFIQEXZODPLEYUPCEGQDYEHXHWYTC | COWARDS DIE MANY TIMES BEFORE THEIR DEATHS THE VALIANT NEVER TASTE DEATH BUT ONCE | purple | purple | machine | {
"type": "seed",
"value": "TOKYO"
} | expert | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
bifid-v2-0071 | NNBTCSQIMSPNLDCFRGAMCBNNPLLGLOPPFRQQIYUGWXBSLYRREUZUROXUGUIWDRHOEFKZC | NNBTCSQIMSPNLDCFRGAMCBNNPLLGLOPPFRQQIYUGWXBSLYRREUZUROXUGUIWDRHOEFKZC | IT IS BETTER TO REMAIN SILENT AND BE THOUGHT A FOOL THAN TO SPEAK AND REMOVE ALL DOUBT | bifid | bifid | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 69 | 69 | cipher_museum | 2.0 | public | null | null |
cda-0007945 | BSWWI KUYKN GZDXG DDCQ PBZJ QFD KFA VTFIL QB CXMYZ IXV TXMO HBQROOU VLTC DPNBP FUS BUKZHX AWFJR EOVUSUE TMJCFDRG JDTWKNVEKRX IO C GMXZYQKEEUBB | BSWWI KUYKN GZDXG DDCQ PBZJ QFD KFA VTFIL QB CXMYZ IXV TXMO HBQROOU VLTC DPNBP FUS BUKZHX AWFJR EOVUSUE TMJCFDRG JDTWKNVEKRX IO C GMXZYQKEEUBB | BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL THE BEST LESSONS SHOW WHERE THE METHOD FAILS ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION | trithemius | trithemius | null | {} | hard | en | 119 | 119 | synthetic_educational | null | null | [] | |
double-transposition-v2-0049 | IHYGOEIIORSNHEQHUAFNREMTTOREOASTELTAANEENPETTPELCRYATHIVRENFTOSMDADVIB | IHYGOEIIORSNHEQHUAFNREMTTOREOASTELTAANEENPETTPELCRYATHIVRENFTOSMDADVIB | THE QUALITY OF MERCY IS NOT STRAINED IT DROPPETH AS THE GENTLE RAIN FROM HEAVEN ABOVE | double_transposition | double_transposition | transposition | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 70 | 70 | cipher_museum | 2.0 | public | null | null |
trifid-vg-0032 | QCKXNCUDSKOOPBZPSFINNDBLOQCLXNY+EBWMBEBESJOBWBWDXZSQMMVSENXVMIJA | QCKXNCUDSKOOPBZPSFINNDBLOQCLXNY+EBWMBEBESJOBWBWDXZSQMMVSENXVMIJA | THE RACE IS NOT TO THE SWIFT NOR THE BATTLE TO THE STRONG BUT TO THOSE WHO ENDURE | trifid | trifid | fractionation | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 64 | 64 | cipher_museum | 2.0 | public | null | null |
m94-v2-0234 | NYMXTJFCYMLEPOLA | NYMXTJFCYMLEPOLA | DIVIDE AND CONQUER | m94 | m94 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
cda-0019146 | 20 8 5 2 5 19 20 12 5 19 19 15 14 19 19 8 15 23 23 8 5 18 5 20 8 5 13 5 20 8 15 4 6 1 9 12 19 20 8 5 6 18 9 5 4 13 1 14 20 5 19 20 21 19 5 19 20 8 5 9 14 4 5 24 15 6 3 15 9 14 3 9 4 5 14 3 5 20 15 5 19 20 9 13 1 20 5 11 5 25 12 5 14 7 20 8 20 8 5 6 15 21 18 19 17 21 1 18 5 3 9 16 8 5 18 21 19 5 19 20 23 15 11 5 25 23 1... | 20 8 5 2 5 19 20 12 5 19 19 15 14 19 19 8 15 23 23 8 5 18 5 20 8 5 13 5 20 8 15 4 6 1 9 12 19 20 8 5 6 18 9 5 4 13 1 14 20 5 19 20 21 19 5 19 20 8 5 9 14 4 5 24 15 6 3 15 9 14 3 9 4 5 14 3 5 20 15 5 19 20 9 13 1 20 5 11 5 25 12 5 14 7 20 8 20 8 5 6 15 21 18 19 17 21 1 18 5 3 9 16 8 5 18 21 19 5 19 20 23 15 11 5 25 23 1... | THE BEST LESSONS SHOW WHERE THE METHOD FAILS THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING | aeneas_tacticus | aeneas_tacticus | null | {} | hard | en | 189 | 189 | synthetic_educational | null | null | [
"sequential_number_decode",
"frequency_analysis"
] | Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26. |
jn25-v2-0079 | 26193 26180 26199 26100 26197 26184 26188 26198 26102 26197 26188 26199 26199 26184 26193 26188 26193 26199 26187 26184 26191 26180 26193 26186 26100 26180 26186 26184 26194 26185 26192 26180 26199 26187 26184 26192 26180 26199 26188 26182 26198 26180 26193 26183 26188 26199 26198 26182 26187 26180 26197 26180 26182 26... | 26193 26180 26199 26100 26197 26184 26188 26198 26102 26197 26188 26199 26199 26184 26193 26188 26193 26199 26187 26184 26191 26180 26193 26186 26100 26180 26186 26184 26194 26185 26192 26180 26199 26187 26184 26192 26180 26199 26188 26182 26198 26180 26193 26183 26188 26199 26198 26182 26187 26180 26197 26180 26182 26... | NATURE IS WRITTEN IN THE LANGUAGE OF MATHEMATICS AND ITS CHARACTERS ARE TRIANGLES AND CIRCLES | jn25 | jn25 | codebook | {
"type": "additive",
"value": "16180"
} | expert | en | 395 | 473 | cipher_museum | 2.0 | public | null | null |
affine-v3-0673 | PO JLH L SAPBIO ZFKG GLX PY LMAPK LYG OIN ZKFZDH JNAN HOAPDPYB OIPAONNY LZAFHH OIN ZPOX | PO JLH L SAPBIO ZFKG GLX PY LMAPK LYG OIN ZKFZDH JNAN HOAPDPYB OIPAONNY LZAFHH OIN ZPOX | IT WAS A BRIGHT COLD DAY IN APRIL AND THE CLOCKS WERE STRIKING THIRTEEN ACROSS THE CITY | affine | affine | substitution | {
"a": 7,
"b": 11
} | beginner | en | 71 | 87 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v3-0359 | TTRCDTEOORSAIANLODINEFNEOTILWTNISAEIFIHSKGAMSNTTNFSUANESASOUBTERVYLHGNSFMNAIUEAEALPIOUWW | TTRCDTEOORSAIANLODINEFNEOTILWTNISAEIFIHSKGAMSNTTNFSUANESASOUBTERVYLHGNSFMNAIUEAEALPIOUWW | IT IS A TRUTH UNIVERSALLY ACKNOWLEDGED THAT A SINGLE MAN IN POSSESSION OF A FORTUNE MUST BE IN WANT OF A WIFE | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "WARRIOR"
} | intermediate | en | 88 | 88 | cipher_museum | 2.0 | public | null | null |
cda-0015158 | ... ..... . . .... .... .... .... . ..... .... .. ... ... ..... .. ... .... .... .. . .... .... ... .. ... . ..... ... . ... ..... . .. .... .. . ..... . . . ... ... .. ... .... ... ... ... .... . . ... . ... ..... .. ... . . . .. . ..... .... .... .. .... . ... .... ... .... ..... ... | ... ..... . . .... .... .... .... . ..... .... .. ... ... ..... .. ... .... .... .. . .... .... ... .. ... . ..... ... . ... ..... . .. .... .. . ..... . . . ... ... .. ... .... ... ... ... .... . . ... . ... ..... .. ... . . . .. . ..... .... .... .. .... . ... .... ... .... ..... ... | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS | tap_code | tap_code | null | {} | hard | en | 102 | 102 | 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. |
hist-diana-cia-001 | XKQZP WVNMB JHFDA LTSOU | XKQZP WVNMB JHFDA LTSOU | AGENT COMPROMISED EVACUATE IMMEDIATELY | diana | diana | polyalphabetic | {
"key": "INTELLIGENCE",
"variant": "CIA field cipher"
} | expert | en | 20 | 23 | cipher_museum | 0.2 | public | null | null |
enigma-v3-0704 | GDTZOZFKANOCJJTGNNMKYGKXXJDSRSWKWJKJHOUCILNHNGUXMNXLJFRDELIFZMKSOCIQCMGBHRQOBXRTNU | GDTZOZFKANOCJJTGNNMKYGKXXJDSRSWKWJKJHOUCILNHNGUXMNXLJFRDELIFZMKSOCIQCMGBHRQOBXRTNU | HUMINT OR HUMAN INTELLIGENCE GATHERING RELIES ON PERSONAL CONTACT AND HUMAN SOURCES IN THE FIELD | enigma | enigma | machine | {
"type": "rotor_start",
"value": "STU"
} | expert | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
adfgx-v2-0449 | GFDDFFDGDGDXFXGGADFFDGXFADGFGFGGGGAGGXDFAAGGAGGGDDAXGDFGFGAGGDDGXFGDFDFGADDDGXFXAGDAFGXFGAAGFDAGDFGXGXAXAGXFDGAGFAAGDDGAGGGXDDDAFXFADFAXAGADXAGFDGAXDGDXFA | GFDDFFDGDGDXFXGGADFFDGXFADGFGFGGGGAGGXDFAAGGAGGGDDAXGDFGFGAGGDDGXFGDFDFGADDDGXFXAGDAFGXFGAAGFDAGDFGXGXAXAGXFDGAGFAAGDDGAGGGXDDDAFXFADFAXAGADXAGFDGAXDGDXFA | DEUTSCHLAND UBER ALLES IN DER WELT WENN ES STETS ZU SCHUTZ UND TRUTZE BRÜDERLICH ZUSAMMENHÄLT | adfgx | adfgx | fractionation | {
"polybius": "DRAGON",
"columnar": "THUNDER"
} | advanced | en | 154 | 154 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v2-0703 | OPGCWDLVZJNIOLUCEMVPGKVJMXKOBKXYTNRXOMFYFFMKKKIVKLJGVMZBUIGVPVXTNCBAOXVKY | OPGCWDLVZJNIOLUCEMVPGKVJMXKOBKXYTNRXOMFYFFMKKKIVKLJGVMZBUIGVPVXTNCBAOXVKY | THE SECRET OF GETTING AHEAD IS GETTING STARTED ONE STEP AT A TIME GETS YOU VERY FAR INDEED | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "VICKSBURG"
} | intermediate | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
adfgvx-v3-0352 | AFDFFFADDFGD | AFDFFFADDFGD | EUREKA | adfgvx | adfgvx | fractionation | {
"polybius": "DRAGON",
"columnar": "THUNDER"
} | advanced | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
kama-sutra-v2-0115 | ALZQLVMYA MLOLDPLV ZLRLXQG XUXLQLLX JCVQA CXL Y MYQL KGUOG KUEE EURL UX UXJYDA QGL IXUQLM ZQYQLZ CJ YDLVUOY KYZ ZIMMLXEA YXM MLEUPLVYQLEA YQQYOWLM PA XYRYE YXM YUV JCVOLZ CJ QGL LDBUVL CJ FYBYX | ALZQLVMYA MLOLDPLV ZLRLXQG XUXLQLLX JCVQA CXL Y MYQL KGUOG KUEE EURL UX UXJYDA QGL IXUQLM ZQYQLZ CJ YDLVUOY KYZ ZIMMLXEA YXM MLEUPLVYQLEA YQQYOWLM PA XYRYE YXM YUV JCVOLZ CJ QGL LDBUVL CJ FYBYX | YESTERDAY DECEMBER SEVENTH NINETEEN FORTY ONE A DATE WHICH WILL LIVE IN INFAMY THE UNITED STATES OF AMERICA WAS SUDDENLY AND DELIBERATELY ATTACKED BY NAVAL AND AIR FORCES OF THE EMPIRE OF JAPAN | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "SANSKRIT"
} | intermediate | en | 161 | 193 | cipher_museum | 2.0 | public | null | null |
cda-0013873 | .... .... .. ... . ..... . .. .. .... .. . .. .... . .... . ... .. .... ... ..... .. ... . ..... .... .. . ... ... .... ... .. . .. .. .... ... ... . ..... .... ... . . ... ..... ... .... ... . ..... .... . .. .. .... .... ..... .... ... .... ... .... . .... ..... . . .... .. . ........ | .... .... .. ... . ..... . .. .. .... .. . .. .... . .... . ... .. .... ... ..... .. ... . ..... .... .. . ... ... .... ... .. . .. .. .... ... ... . ..... .... ... . . ... ..... ... .... ... . ..... .... . .. .. .... .... ..... .... ... .... ... .... . .... ..... . . .... .. . ........ | THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION TOMORROW | tap_code | tap_code | null | {} | medium | en | 62 | 62 | 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. |
enigma-v2-0441 | YWCPIRKBEUBLEQKYVIJKSGIICTJXMZBFBJKQHUJKRNTEKNKDPGFBIHQOZTUAAAURSAVDZXJUUU | YWCPIRKBEUBLEQKYVIJKSGIICTJXMZBFBJKQHUJKRNTEKNKDPGFBIHQOZTUAAAURSAVDZXJUUU | FOR GOD SO LOVED THE WORLD THAT HE GAVE HIS ONLY SON THAT WHOEVER BELIEVES SHALL NOT PERISH | enigma | enigma | machine | {
"type": "rotor_start",
"value": "JKL"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
autokey-v2-0331 | YIUYIXGFWKCKXMFEEBAXPNVTNHKPOSSUTNIAFFIVZEZDBBUUHNUIVLGYSRRGMVZSNXPXJINQITVULRV | YIUYIXGFWKCKXMFEEBAXPNVTNHKPOSSUTNIAFFIVZEZDBBUUHNUIVLGYSRRGMVZSNXPXJINQITVULRV | NATURE IS WRITTEN IN THE LANGUAGE OF MATHEMATICS AND ITS CHARACTERS ARE TRIANGLES AND CIRCLES | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
caesar-v3-0533 | CQN LJBCUN RB BDAAXDWMNM | CQN LJBCUN RB BDAAXDWMNM | THE CASTLE IS SURROUNDED | caesar | caesar | substitution | {
"type": "shift",
"value": 9
} | beginner | en | 21 | 24 | cipher_museum | 2.0 | public | null | null |
copiale-v3-0128 | I3 M4 D5 E9 H1 C0 O7 O3 K7 E9 H1 E1 O5 H5 L7 | I3 M4 D5 E9 H1 C0 O7 O3 K7 E9 H1 E1 O5 H5 L7 | THE WIND IS WITH US | copiale | copiale | substitution | {
"type": "keyword",
"value": "TEMPLE"
} | advanced | en | 30 | 44 | cipher_museum | 2.0 | public | null | null |
cda-0003641 | AMCQ XZXPVP LCAXS TDZYFU REQF BRJDV ESJ APN LZYOS BQTZBHZ | AMCQ XZXPVP LCAXS TDZYFU REQF BRJDV ESJ APN LZYOS BQTZBHZ | ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE | trithemius | trithemius | null | {} | medium | en | 48 | 48 | synthetic_educational | null | null | [
"progressive_shift_detection",
"frequency_analysis"
] | Trithemius: progressive Caesar (shift = letter position); no key needed. |
geez-monastic-v2-0204 | SZLZHXSEIAESCOAEIEOSOYYIJTPOZAIZMZEIESVAEVSZHIOPOQQTSPTAJOFTROQRZFBQTSIZIBZMS | SZLZHXSEIAESCOAEIEOSOYYIJTPOZAIZMZEIESVAEVSZHIOPOQQTSPTAJOFTROQRZFBQTSIZIBZMS | NAVAL UNITS IN POSITION OFF THE COAST AWAITING SIGNAL TO COMMENCE SHORE BOMBARDMENT AT DAWN | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "AXUM"
} | advanced | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
cda-0004833 | TQEH NPIP IWLU PEWU CECT GHTO YSHT OAIR RSRS HPBA ASSR PEYD AWTO ILBX | TQEH NPIP IWLU PEWU CECT GHTO YSHT OAIR RSRS HPBA ASSR PEYD AWTO ILBX | TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS | scytale | scytale | null | {
"cols": 4
} | medium | en | 56 | 56 | synthetic_educational | null | null | [
"column_count_search",
"anagram_recovery"
] | Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter. |
purple-049 | XNQWHDFBWFSOTZZCOCKWVNPSQBWYHMRDEFBPDZGHQINUFYQHPMXDZMV | XNQWHDFBWFSOTZZCOCKWVNPSQBWYHMRDEFBPDZGHQINUFYQHPMXDZMV | TO BE OR NOT TO BE THAT IS THE QUESTION WHETHER TIS NOBLER IN THE MIND | purple | purple | machine | {
"type": "seed",
"value": "PURPLE"
} | expert | en | 55 | 55 | cipher_museum | 0.2 | public | null | null |
cda-0021648 | TROOP HEADS EXTRA ENTER NEEDS ISSUE GAINS MIXED AFTER MARCH AMONG COULD HOLDS INTEL NAVAL ENTER UNTIL STAGE ENTER DAILY ROADS OUTER TAKES OFTEN ROUTE | TROOP HEADS EXTRA ENTER NEEDS ISSUE GAINS MIXED AFTER MARCH AMONG COULD HOLDS INTEL NAVAL ENTER UNTIL STAGE ENTER DAILY ROADS OUTER TAKES OFTEN ROUTE | THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER THE ARCHITECTURE SHOULD MAKE MISUSE HARDER 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. |
adfgvx-v3-0455 | GAAFGFADVVFDGXAFAFFAAXXXVDGFVXFGVFGDGAADDF | GAAFGFADVVFDGXAFAFFAAXXXVDGFVXFGVFGDGAADDF | THE EXPERIMENT CONFIRMS | adfgvx | adfgvx | fractionation | {
"polybius": "KAISER",
"columnar": "BERLIN"
} | advanced | en | 42 | 42 | cipher_museum | 2.0 | public | null | null |
monoalphabetic-v3-1235 | ZMNJ DGJWEMUHM KNJJPO TEEJW JGM KTNQY QJ KNJVM DGJWEMUHM WBQAJSQ NMVMTEBGH QAM DGJWEMUHM BQOMEP | ZMNJ DGJWEMUHM KNJJPO TEEJW JGM KTNQY QJ KNJVM DGJWEMUHM WBQAJSQ NMVMTEBGH QAM DGJWEMUHM BQOMEP | ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "TRIUMPH"
} | beginner | en | 82 | 95 | cipher_museum | 2.0 | public | null | null |
jn25-v2-0078 | 26193 26180 26101 26180 26191 26100 26193 26188 26199 26198 26188 26193 26195 26194 26198 26188 26199 26188 26194 26193 26194 26185 26185 26199 26187 26184 26182 26194 26180 26198 26199 26180 26102 26180 26188 26199 26188 26193 26186 26198 26188 26186 26193 26180 26191 26199 26194 26182 26194 26192 26192 26184 26193 26... | 26193 26180 26101 26180 26191 26100 26193 26188 26199 26198 26188 26193 26195 26194 26198 26188 26199 26188 26194 26193 26194 26185 26185 26199 26187 26184 26182 26194 26180 26198 26199 26180 26102 26180 26188 26199 26188 26193 26186 26198 26188 26186 26193 26180 26191 26199 26194 26182 26194 26192 26192 26184 26193 26... | NAVAL UNITS IN POSITION OFF THE COAST AWAITING SIGNAL TO COMMENCE SHORE BOMBARDMENT AT DAWN | jn25 | jn25 | codebook | {
"type": "additive",
"value": "16180"
} | expert | en | 385 | 461 | cipher_museum | 2.0 | public | null | null |
cda-0013908 | 15.3.10 6.2.10 3.2.7 17.4.8 4.1.8 8.3.3 17.4.6 1.3.8 1.1.7 18.3.4 8.6.7 2.2.10 17.6.1 10.4.1 6.1.10 16.2.9 3.2.3 15.4.10 14.1.7 18.4.10 14.2.6 6.6.6 9.3.6 13.4.3 14.5.8 8.1.4 1.5.9 17.4.10 14.2.4 20.4.2 6.4.2 10.6.9 14.2.1 6.3.4 19.1.1 1.2.3 18.4.1 11.4.6 12.1.9 3.6.2 1.4.1 16.6.5 18.4.9 5.6.5 13.5.10 18.5.8 10.4.9 9.5... | 15.3.10 6.2.10 3.2.7 17.4.8 4.1.8 8.3.3 17.4.6 1.3.8 1.1.7 18.3.4 8.6.7 2.2.10 17.6.1 10.4.1 6.1.10 16.2.9 3.2.3 15.4.10 14.1.7 18.4.10 14.2.6 6.6.6 9.3.6 13.4.3 14.5.8 8.1.4 1.5.9 17.4.10 14.2.4 20.4.2 6.4.2 10.6.9 14.2.1 6.3.4 19.1.1 1.2.3 18.4.1 11.4.6 12.1.9 3.6.2 1.4.1 16.6.5 18.4.9 5.6.5 13.5.10 18.5.8 10.4.9 9.5... | COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER EVERY SYSTEM NEEDS AN HONEST THREAT MODEL ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY | arnold_andre | arnold_andre | null | {} | hard | en | 181 | 181 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
chaocipher-v3-0271 | QRLEDADEAXQPJNQZFHEIVBXQCSQPRGVTGGYMAYUBXTJSPTSAMNJRUBOJCTSTFDMUQIQMVIQUXEQSR | QRLEDADEAXQPJNQZFHEIVBXQCSQPRGVTGGYMAYUBXTJSPTSAMNJRUBOJCTSTFDMUQIQMVIQUXEQSR | ON D DAY THE ALLIED FORCES LANDED ON FIVE NORMANDY BEACHES IN THE GREATEST SEABORNE INVASION | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
adfgvx-v3-0154 | FGFXDGAAAAADGGAVAVAFFFVFVDGDGDVDAAXFFGAVAVDGDGDGDXADAGDXFXAAADGGFVFFAVDXGVDFGADXADADFGGFFVADFFGGAGDVAADDADADFFGGGXAGDADFFFVFVFGFXFGFFFXA | FGFXDGAAAAADGGAVAVAFFFVFVDGDGDVDAAXFFGAVAVDGDGDGDXADAGDXFXAAADGGFVFFAVDXGVDFGADXADADFGGFFVADFFGGAGDVAADDADADFFGGGXAGDADFFFVFVFGFXFGFFFXA | IN MY BEGINNING IS MY END AND IN MY END IS MY BEGINNING AS THE QUEEN OF SCOTS KNEW WELL | adfgvx | adfgvx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 136 | 136 | cipher_museum | 2.0 | public | null | null |
bazeries-v3-0479 | XFYYKLGGFHAQOLRYHBKFGPHTRKLYHYOLKHUBIXYKFJPHATFHEHAQKBPHQFHOLIFHPQUKBHKOKLBPF | XFYYKLGGFHAQOLRYHBKFGPHTRKLYHYOLKHUBIXYKFJPHATFHEHAQKBPHQFHOLIFHPQUKBHKOKLBPF | ON D DAY THE ALLIED FORCES LANDED ON FIVE NORMANDY BEACHES IN THE GREATEST SEABORNE INVASION | bazeries | bazeries | transposition | {
"type": "integer",
"value": 53
} | advanced | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
red-type-a-v3-0177 | KKOQWUREXURQAHYOPRYNHCUYJFIGMAZCOPOMVCUUIMNJIHPWDOMUEFUMIDYSQDPYZBHUNEZDUJWUHL | KKOQWUREXURQAHYOPRYNHCUYJFIGMAZCOPOMVCUUIMNJIHPWDOMUEFUMIDYSQDPYZBHUNEZDUJWUHL | BLESSED ARE THE MEEK FOR THEY SHALL INHERIT THE EARTH AND THE PEACEMAKERS SHALL BE CALLED SONS | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "YAMATO"
} | advanced | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
purple-v2-0359 | FZVOUMPTWXUVIQCXUVPCTPEOUZVOKEOYWQRJTVOHMWXETUYDYNBGUMPFJGUEXUPULQJCVSFTFEGHIYWSQGUSLFRYQVBHLVOZTUTJILOUJAFKTVNSPTHRIZNBJNTHPUYFIQFHTQPMLYPVZXA | FZVOUMPTWXUVIQCXUVPCTPEOUZVOKEOYWQRJTVOHMWXETUYDYNBGUMPFJGUEXUPULQJCVSFTFEGHIYWSQGUSLFRYQVBHLVOZTUTJILOUJAFKTVNSPTHRIZNBJNTHPUYFIQFHTQPMLYPVZXA | FOURSCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH ON THIS CONTINENT A NEW NATION CONCEIVED IN LIBERTY AND DEDICATED TO THE PROPOSITION THAT ALL MEN ARE CREATED EQUAL | purple | purple | machine | {
"type": "seed",
"value": "SAKURA"
} | expert | en | 143 | 143 | cipher_museum | 2.0 | public | null | null |
rail-fence-vg-0061 | TNSEHIGIEEAENSRSHSMRTRITTOAN | TNSEHIGIEEAENSRSHSMRTRITTOAN | THE MORNING STAR RISES IN THE EAST | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 5
} | intermediate | en | 28 | 28 | cipher_museum | 2.0 | public | null | null |
rail-fence-vg-0091 | FDRNUWRCOOIOKICSSDOAENERGSWCDHETORPDAWEHIRERJOOKEIVERADETITDGSRNDANASOPA | FDRNUWRCOOIOKICSSDOAENERGSWCDHETORPDAWEHIRERJOOKEIVERADETITDGSRNDANASOPA | FOR WE ARE GOD IS HANDIWORK CREATED IN CHRIST JESUS TO DO GOOD WORKS PREPARED IN ADVANCE | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 6
} | intermediate | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
affine-v2-0039 | AVYWLKV HDHF HSS OHUKZ IYHJL | AVYWLKV HDHF HSS OHUKZ IYHJL | TORPEDO AWAY ALL HANDS BRACE | affine | affine | substitution | {
"a": 1,
"b": 7
} | beginner | en | 24 | 28 | cipher_museum | 2.0 | public | null | null |
lorenz-v3-0213 | THECASTLEISSURROUNDED | THECASTLEISSURROUNDED | THE CASTLE IS SURROUNDED | lorenz | lorenz | machine | {
"type": "seed",
"value": "COLOSSUS"
} | expert | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
scytale-v2-0205 | NRHEATEACAIEOTSRNITTLFICSGRUTAMCHALCRENASARELENGTARESEIIUHNATASSNAEDCRNXWTGMITIDX | NRHEATEACAIEOTSRNITTLFICSGRUTAMCHALCRENASARELENGTARESEIIUHNATASSNAEDCRNXWTGMITIDX | NATURE IS WRITTEN IN THE LANGUAGE OF MATHEMATICS AND ITS CHARACTERS ARE TRIANGLES AND CIRCLES | scytale | scytale | transposition | {
"type": "integer",
"value": 9
} | intermediate | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
solitaire-v2-0368 | OUEETWTMFVMICTXZKRKJIMDJUHIJTSFWGKQNHUFLSLZAYLQZVYQZYHREGFJPHSJSSGFKSLYEXWRLHRPLCBQPQRQOXOYYJFENKFFUYRUBIIWYOFDIWIDNKILNAZNWZVPSAVJYJRMQCQIHAALUBMBUMYCPRNTGGKTNCKBW | OUEETWTMFVMICTXZKRKJIMDJUHIJTSFWGKQNHUFLSLZAYLQZVYQZYHREGFJPHSJSSGFKSLYEXWRLHRPLCBQPQRQOXOYYJFENKFFUYRUBIIWYOFDIWIDNKILNAZNWZVPSAVJYJRMQCQIHAALUBMBUMYCPRNTGGKTNCKBW | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME TO LIE DOWN IN GREEN PASTURES HE LEADETH ME BESIDE THE STILL WATERS HE RESTORETH MY SOUL HE LEADETH ME IN THE PATHS OF RIGHTEOUSNESS FOR HIS NAME SAKE | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "PONTIFEX"
} | expert | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
jefferson-disk-v2-0169 | ZNVDICANNECULDYYVMCPQZYZHFIDXGIFWVITMSGEBDSHSAYMIBIHDUMUICQEAFZOJTBDUYEJAF | ZNVDICANNECULDYYVMCPQZYZHFIDXGIFWVITMSGEBDSHSAYMIBIHDUMUICQEAFZOJTBDUYEJAF | FOR GOD SO LOVED THE WORLD THAT HE GAVE HIS ONLY SON THAT WHOEVER BELIEVES SHALL NOT PERISH | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "6,1,4,2,5,3"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
chaocipher-v2-0305 | NRKRBGYTZUWPDQSXQFJZJXXTJGNVSVEDXPKQRMSHJDCPRHJRJIPIROGZOJRNNJVGALRQYVTHHDT | NRKRBGYTZUWPDQSXQFJZJXXTJGNVSVEDXPKQRMSHJDCPRHJRJIPIROGZOJRNNJVGALRQYVTHHDT | ENEMY FORCES REPORTED MOVING TOWARD GETTYSBURG CAVALRY HAS CONFIRMED THE FULL SIGHTING | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
chinese-telegraph-v3-0027 | 1421 0472 0285 0156 0918 0792 1024 0012 1346 1346 1024 0918 0538 0856 1421 1346 1421 1255 1503 0285 | 1421 0472 0285 0156 0918 0792 1024 0012 1346 1346 1024 0918 0538 0856 1421 1346 1421 1255 1503 0285 | THE COMPASS POINTS TRUE | chinese_telegraph | chinese_telegraph | codebook | {
"type": "none",
"value": null
} | expert | en | 80 | 99 | cipher_museum | 2.0 | public | null | null |
enigma-v2-0562 | ESWLTAGQXMSTNWRCHWGKJDTRBMRNABKTMBFOPYRGVDZVCEJYMESZIRLVDFWBYNWAHQUZ | ESWLTAGQXMSTNWRCHWGKJDTRBMRNABKTMBFOPYRGVDZVCEJYMESZIRLVDFWBYNWAHQUZ | NEVER IN THE FIELD OF HUMAN CONFLICT WAS SO MUCH OWED BY SO MANY TO SO FEW BRAVE SOULS | enigma | enigma | machine | {
"type": "rotor_start",
"value": "MNO"
} | expert | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
fractionated-morse-v2-0102 | CDFPUCXKTTLLOCTDQUCVSXMSOHTWWOJQCUPWWQSFLADFDDLPUJOHTTDSBMTLAXLMVSJCTVTSSDVDWSTLPUEF | CDFPUCXKTTLLOCTDQUCVSXMSOHTWWOJQCUPWWQSFLADFDDLPUJOHTTDSBMTLAXLMVSJCTVTSSDVDWSTLPUEF | LIBERTÉ ÉGALITÉ FRATERNITÉ OU LA MORT CES MOTS DÉFINISSENT LA REVOLUTION FRANÇAISE DE MIL SEPT | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
cda-0009526 | OCUH VAGI TNOG UQSC SVUH GZOY CEOS GFSS LPLN XNQV BSUO GYWJ EKAH DFPF IRKH ADBP EYSI JVJY LZMR CMCZ FLWY XPJD DTAA OHJI GGAX HXGL NFGG WXZY WWQP HVRT DTW | OCUH VAGI TNOG UQSC SVUH GZOY CEOS GFSS LPLN XNQV BSUO GYWJ EKAH DFPF IRKH ADBP EYSI JVJY LZMR CMCZ FLWY XPJD DTAA OHJI GGAX HXGL NFGG WXZY WWQP HVRT DTW | OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION A STRONG CLAIM NEEDS STRONG EVIDENCE | trithemius | trithemius | null | {} | hard | en | 123 | 123 | synthetic_educational | null | null | [] | |
cda-0014058 | K r· L ┐· └ ⌐ ⌒· ⌐· ⌐ Γ· ┌· r Γ· ┐· r· L ┌· L ─ r ┌· ⌒· ┐· K X ┐· ⌐ Γ· ┌· X ┘· ⌐· └ L K K L ┌· X X Γ· ┌ X· └ K ⌐ ─ L ┘· X· X └ ⌒· Γ Γ· ⌐· ⌐· Γ· L ⌐ ─ Γ r· L └ └ ┌ ⌐ ─ Γ· ─ K ┌· ┘· Γ X· r L Γ ┐· X· ¬ └ Γ· r ┐ L ⌒· r ┌· ⌒· ┐· K ┘· ¬· ┌· ⌐ ┐· r· ⌒· Γ· ─ ─ Γ· ─ L K L L ─ X L K· L ─ K ⌒· X Γ· ⌣ Γ ┘· ─ ┘· K r ┘· ─ ⌐· X· X L ... | K r· L ┐· └ ⌐ ⌒· ⌐· ⌐ Γ· ┌· r Γ· ┐· r· L ┌· L ─ r ┌· ⌒· ┐· K X ┐· ⌐ Γ· ┌· X ┘· ⌐· └ L K K L ┌· X X Γ· ┌ X· └ K ⌐ ─ L ┘· X· X └ ⌒· Γ Γ· ⌐· ⌐· Γ· L ⌐ ─ Γ r· L └ └ ┌ ⌐ ─ Γ· ─ K ┌· ┘· Γ X· r L Γ ┐· X· ¬ └ Γ· r ┐ L ⌒· r ┌· ⌒· ┐· K ┘· ¬· ┌· ⌐ ┐· r· ⌒· Γ· ─ ─ Γ· ─ L K L L ─ X L K· L ─ K ⌒· X Γ· ⌣ Γ ┘· ─ ┘· K r ┘· ─ ⌐· X· X L ... | THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY PERHAPS | pigpen | pigpen | null | {} | hard | en | 84 | 84 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
vic-030 | 905669559181531 | 905669559181531 | RALLY AT DAWN | vic | vic | substitution | {
"type": "keyword",
"value": "SNOWFALL"
} | advanced | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
cda-0007905 | GUS WARSK BT QBWAQVRSAQS NF O HFSTHY QYHS RNTEOCV OAQ GEVUEOCV TESDHRAQVSF SKCBFS FNZCYR QVCUSEF GNS QSGRQGNIS FGHRNRF COGGSEAF PSTBES ZOXVAT QYOWZF | GUS WARSK BT QBWAQVRSAQS NF O HFSTHY QYHS RNTEOCV OAQ GEVUEOCV TESDHRAQVSF SKCBFS FNZCYR QVCUSEF GNS QSGRQGNIS FGHRNRF COGGSEAF PSTBES ZOXVAT QYOWZF | THE INDEX OF COINCIDENCE IS A USEFUL CLUE DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS | porta | porta | null | {
"key": "PATTERN"
} | hard | en | 127 | 127 | synthetic_educational | null | null | [] | |
cda-0008802 | VSPIKGRBSILGCOKOKGOUNIFYIMPSAYZRWXVQE | VSPIKGRBSILGCOKOKGOUNIFYIMPSAYZRWXVQE | DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION | autokey | autokey | null | {
"primer": "SECURE"
} | medium | en | 37 | 37 | synthetic_educational | null | null | [] | |
cda-0021618 | 823 824 855 859 843 852 825 806 801 833 999 806 825 847 822 814 852 855 999 801 852 812 999 859 812 800 808 823 814 852 855 999 840 842 859 999 845 852 844 858 812 806 857 825 844 840 999 807 842 834 861 837 839 802 851 999 858 852 801 840 854 847 842 854 826 859 824 842 839 999 852 812 802 811 854 999 808 843 835 862 ... | 823 824 855 859 843 852 825 806 801 833 999 806 825 847 822 814 852 855 999 801 852 812 999 859 812 800 808 823 814 852 855 999 840 842 859 999 845 852 844 858 812 806 857 825 844 840 999 807 842 834 861 837 839 802 851 999 858 852 801 840 854 847 842 854 826 859 824 842 839 999 852 812 802 811 854 999 808 843 835 862 ... | HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER ATBASH ENCODES BY REVERSING THE ALPHABET THE BEST LESSONS SHOW WHERE THE METHOD FAILS | culper_ring | culper_ring | null | {} | hard | en | 156 | 156 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
enigma-158 | PBCWRWHVIFUIJOTCEMMIBRRTJMGBMKQWEXFYTLMLZRMZK | PBCWRWHVIFUIJOTCEMMIBRRTJMGBMKQWEXFYTLMLZRMZK | THE REPORTS OF MY DEATH HAVE BEEN GREATLY EXAGGERATED | enigma | enigma | machine | {
"type": "rotor_start",
"value": "QWE"
} | expert | en | 45 | 45 | cipher_museum | 0.2 | public | null | null |
double-transposition-v3-0294 | TSJURSLOTPEINQTRTTNEBEILZECCRENORSSITEULEATAURPDOCNLIOOEIIATAANBARSNTHENDTSOUZE | TSJURSLOTPEINQTRTTNEBEILZECCRENORSSITEULEATAURPDOCNLIOOEIIATAANBARSNTHENDTSOUZE | ALL PERSONS BORN OR NATURALIZED IN THE UNITED STATES ARE CITIZENS SUBJECT TO EQUAL PROTECTION | double_transposition | double_transposition | transposition | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
double-transposition-v2-0572 | TASGDTAEEFESBASIEHMEBAGLNHRRAHUSASEEEEPRSYNEDPTTKLEDDSAMORLSLUHNAREHCEOOREEE | TASGDTAEEFESBASIEHMEBAGLNHRRAHUSASEEEEPRSYNEDPTTKLEDDSAMORLSLUHNAREHCEOOREEE | BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US | double_transposition | double_transposition | transposition | {
"key1": "WISDOM",
"key2": "COURAGE"
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
cda-0021529 | ytaiin qotedy dainy qokeedy okedy otain oror dainy oror otaiin aiiin dal qokeedy dainy okal okal cheol otaiin chol qokeedy qokeedy dal qokeedy chedal chedy ytedy oxed dainy daiin shaiin otaiin shor otain qokal otol qokedy okshy qotedy shaiin chedal kaiiin otain ykcheol shor qokal shedy cheol kaiiin okedy oror qokeedy d... | ytaiin qotedy dainy qokeedy okedy otain oror dainy oror otaiin aiiin dal qokeedy dainy okal okal cheol otaiin chol qokeedy qokeedy dal qokeedy chedal chedy ytedy oxed dainy daiin shaiin otaiin shor otain qokal otol qokedy okshy qotedy shaiin chedal kaiiin otain ykcheol shor qokal shedy cheol kaiiin okedy oror qokeedy d... | A TRANSPARENT TOOL SHOULD SHOW ITS REASONING THE INDEX OF COINCIDENCE IS A USEFUL CLUE COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT | voynich_render | voynich_render | null | {} | hard | en | 294 | 294 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
columnar-transposition-v3-0947 | MRLVAARTNAAEEGPAIIA | MRLVAARTNAAEEGPAIIA | AVE MARIA GRATIA PLENA | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
chaocipher-v3-0432 | SGSLQCJWYSWETVZBL | SGSLQCJWYSWETVZBL | ARCHERS TO THE WALLS | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "TRIUMPH"
} | advanced | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
red-type-a-v2-0320 | ZPOQHEQYKIBPIMUZOOBZOALNVONCVOEGPAVPQOIPOQYLTRKOTHEMYLINWIPOAREKYDIFBUQITPIR | ZPOQHEQYKIBPIMUZOOBZOALNVONCVOEGPAVPQOIPOQYLTRKOTHEMYLINWIPOAREKYDIFBUQITPIR | BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "TOKYO"
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
adfgvx-v2-0523 | DGGAAADDDGVDFDAAFAVDXAGFGDDVFVFADDFD | DGGAAADDDGVDFDAAFAVDXAGFGDDVFVFADDFD | CONTACT HAS BEEN MADE | adfgvx | adfgvx | fractionation | {
"polybius": "KAISER",
"columnar": "BERLIN"
} | advanced | en | 36 | 36 | cipher_museum | 2.0 | public | null | null |
adfgvx-111 | GDVAVADVAVAVAGDAAAGAFGDAFADDFAAAAFAAFVFAVVVFVGGXDGDADDVDGVDDFFDGGDAFDFGAVGGVDADAAVFDVXFGFDDGVVAXGAGDFAAAAFFAGFGFGAFAFFFG | GDVAVADVAVAVAGDAAAGAFGDAFADDFAAAAFAAFVFAVVVFVGGXDGDADDVDGVDDFFDGGDAFDFGAVGGVDADAAVFDVXFGFDDGVVAXGAGDFAAAAFFAGFGFGAFAFFFG | KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT | adfgvx | adfgvx | fractionation | {
"polybius": "CIPHER",
"columnar": "MUSEUM"
} | advanced | en | 120 | 120 | cipher_museum | 0.2 | public | null | null |
columnar-transposition-387 | TSATRETPESHI | TSATRETPESHI | THE TRAP IS SET | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "PYTHON"
} | intermediate | en | 12 | 12 | cipher_museum | 0.2 | public | null | null |
cda-0012233 | 66 36 82 20 50 76 50 11 52 50 65 36 82 80 52 69 77 20 50 29 82 61 68 65 69 57 43 20 50 59 61 61 72 59 68 80 82 89 50 66 36 66 80 68 29 61 65 69 61 50 66 50 69 29 76 80 50 82 11 77 68 29 82 61 66 50 77 68 66 82 11 55 82 43 57 82 29 25 66 36 76 80 69 77 61 66 68 66 50 61 66 50 52 61 66 36 82 82 29 50 25 77 68 77 68 52 36... | 66 36 82 20 50 76 50 11 52 50 65 36 82 80 52 69 77 20 50 29 82 61 68 65 69 57 43 20 50 59 61 61 72 59 68 80 82 89 50 66 36 66 80 68 29 61 65 69 61 50 66 50 69 29 76 80 50 82 11 77 68 29 82 61 66 50 77 68 66 82 11 55 82 43 57 82 29 25 66 36 76 80 69 77 61 66 68 66 50 61 66 50 52 61 66 36 82 82 29 50 25 77 68 77 68 52 36... | THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY | wallis_cipher | wallis_cipher | null | {} | hard | en | 193 | 193 | 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-0011164 | OCUHVAGITN OGUQSCSV UHGZO YCEOSG FSSLPLNXNQ UCCUJLES | OCUHVAGITN OGUQSCSV UHGZO YCEOSG FSSLPLNXNQ UCCUJLES | OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE HONESTLY | trithemius | trithemius | null | {} | medium | en | 47 | 47 | synthetic_educational | null | null | [] | |
trithemius-v3-0041 | TIG WIQKNZJZS FEOCIDAMM | TIG WIQKNZJZS FEOCIDAMM | THE TELEGRAPH TRANSMITS | trithemius | trithemius | polyalphabetic | {
"type": "none",
"value": null
} | beginner | en | 21 | 23 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-084 | AYBZAUVVUL | AYBZAUVVUL | TRUST NO ONE | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "CIPHER"
} | beginner | en | 10 | 10 | cipher_museum | 0.2 | public | null | null |
bifid-v2-0112 | RANSUKCVSLHNACQLHNRCVLRNEFIILBQKRNEFGPNBKNECYYQKENAHPSMKLLACCPCINCVQIETBRNKLCFGNEPLTQCCTZVNWUNGCXYQKATOXBSERZTZOHXDYWXGGZOHVHDUXOHEGNNXHPOBRUTCUTPZHDAQYTGCGFSUFOYDOUWUHEFCMYHS | RANSUKCVSLHNACQLHNRCVLRNEFIILBQKRNEFGPNBKNECYYQKENAHPSMKLLACCPCINCVQIETBRNKLCFGNEPLTQCCTZVNWUNGCXYQKATOXBSERZTZOHXDYWXGGZOHVHDUXOHEGNNXHPOBRUTCUTPZHDAQYTGCGFSUFOYDOUWUHEFCMYHS | 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 | bifid | bifid | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 175 | 175 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v2-0118 | CSSFXNITMVHZSFUFIPZLBIATHNFZCYNMIAREKPSKWPJSQAPSKMYORJNFUNLJVTZGKWBKEVHBATLVAICZRXDSBJDTJCLWSVHKVDFQRNIHCRFMXUVXOFEDJJUFFGQZZRLOCZBIUXLY | CSSFXNITMVHZSFUFIPZLBIATHNFZCYNMIAREKPSKWPJSQAPSKMYORJNFUNLJVTZGKWBKEVHBATLVAICZRXDSBJDTJCLWSVHKVDFQRNIHCRFMXUVXOFEDJJUFFGQZZRLOCZBIUXLY | 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 | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 4
} | expert | en | 136 | 136 | cipher_museum | 2.0 | public | null | null |
kryha-v3-0244 | BEFTWRAODMMRDJMCMQ | BEFTWRAODMMRDJMCMQ | GRAVITY EXPLAINS ALL | kryha | kryha | machine | {
"type": "keyword",
"value": "PRAGUE"
} | expert | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
straddling-checkerboard-073 | 5285876232960571285206 | 5285876232960571285206 | ENEMY FORCES NEAR | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "CIPHERMUS"
} | advanced | en | 22 | 22 | cipher_museum | 0.2 | public | null | null |
m209-v3-0151 | VKWNCJLKKTJPVGBKKDTRFCBSPRJTYYWAYKUCJEIURZRZRCQVRNOKMZNJTPPNZCWQNJIQZPKLJEYVPHDPIPADGTXA | VKWNCJLKKTJPVGBKKDTRFCBSPRJTYYWAYKUCJEIURZRZRCQVRNOKMZNJTPPNZCWQNJIQZPKLJEYVPHDPIPADGTXA | IT IS A TRUTH UNIVERSALLY ACKNOWLEDGED THAT A SINGLE MAN IN POSSESSION OF A FORTUNE MUST BE IN WANT OF A WIFE | m209 | m209 | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 88 | 88 | cipher_museum | 2.0 | public | null | null |
chaocipher-043 | EKQHOXERZYQGTJKDFNGWZUCECDCRLYNPZUIUGOGDVKIUXZQ | EKQHOXERZYQGTJKDFNGWZUCECDCRLYNPZUIUGOGDVKIUXZQ | THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG NEAR THE RIVER | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "CHAOCIPHER"
} | advanced | en | 47 | 47 | cipher_museum | 0.2 | public | null | null |
great-cipher-075 | 175 137 181 144 118 168 107 177 165 138 123 174 161 | 175 137 181 144 118 168 107 177 165 138 123 174 161 | OPERATION BEGINS | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "CIPHER"
} | expert | en | 39 | 51 | cipher_museum | 0.2 | public | null | null |
babington-v3-0092 | ⟨w23⟩ ⟨a14⟩ ⟨n04⟩ ⟨w01⟩ ⟨n04⟩ ⟨w13⟩ ⟨w28⟩ ⟨w12⟩ ⟨w02⟩ ⟨w26⟩ ⟨w12⟩ ⟨w02⟩ ⟨x2⟩ ⟨w28⟩ | ⟨w23⟩ ⟨a14⟩ ⟨n04⟩ ⟨w01⟩ ⟨n04⟩ ⟨w13⟩ ⟨w28⟩ ⟨w12⟩ ⟨w02⟩ ⟨w26⟩ ⟨w12⟩ ⟨w02⟩ ⟨x2⟩ ⟨w28⟩ | YANKEE DOODLE | babington | babington | nomenclator | {
"type": "seed",
"value": "SCOTLAND"
} | expert | en | 69 | 82 | cipher_museum | 2.0 | public | null | null |
slidex-v3-0171 | JALERXMHARGOQDXBWXOCJKZTSLCCLMSELRAVOHNXMPRNPWYPOCPTDDZFUCCULKRTHTYYSAQRQQ | JALERXMHARGOQDXBWXOCJKZTSLCCLMSELRAVOHNXMPRNPWYPOCPTDDZFUCCULKRTHTYYSAQRQQ | WATSON WE HAVE FOUND THE STRUCTURE OF DNA AND IT IS A DOUBLE HELIX OF BREATHTAKING BEAUTY | slidex | slidex | transposition | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
cda-0003916 | CNSE ESIV SJOA QESC EBQH QVPW YVGL ZOGG SEVA ENFR OEPU | CNSE ESIV SJOA QESC EBQH QVPW YVGL ZOGG SEVA ENFR OEPU | PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH | porta | porta | null | {
"key": "CIPHER"
} | medium | en | 44 | 44 | synthetic_educational | null | null | [
"kasiski_examination",
"index_of_coincidence"
] | Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt). |
jefferson-disk-v3-0246 | RUBYVDPVXZSBXXQMSSZDYFVLHYUWWRHCXHWRREVYIWHWEEGALYXTOILMJOMOUTNZYIQYQKHBKD | RUBYVDPVXZSBXXQMSSZDYFVLHYUWWRHCXHWRREVYIWHWEEGALYXTOILMJOMOUTNZYIQYQKHBKD | GENERAL PATTON LED THE THIRD ARMY IN A DARING SWEEP ACROSS FRANCE FOLLOWING THE BREAKOUT | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "1,3,5,2,4,6"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
hill-v2-0275 | PKWQJTXDYGRTUAVQDU | PKWQJTXDYGRTUAVQDU | LOOSE LIPS SINK SHIPS | hill | hill | polygraphic | {
"a": 7,
"b": 3,
"c": 4,
"d": 5
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
typex-v3-0197 | IZPZIZKSJWAQHGRAJZFHDXNAANSDQTPHLIBMRUQPHUMLJWGNIFKPLAMTUQIERJIUNTQLUJQFEMWULBNGKCMPRRPIGLKCJBXLJTQWXWXEXTVWNZCWBUQDPAAPYEPXHCOEUXQIASWKIBHOPPFXZIPSYQLHMURKACPYVVIVOTYMX | IZPZIZKSJWAQHGRAJZFHDXNAANSDQTPHLIBMRUQPHUMLJWGNIFKPLAMTUQIERJIUNTQLUJQFEMWULBNGKCMPRRPIGLKCJBXLJTQWXWXEXTVWNZCWBUQDPAAPYEPXHCOEUXQIASWKIBHOPPFXZIPSYQLHMURKACPYVVIVOTYMX | 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 | typex | typex | machine | {
"type": "keyword",
"value": "BRITAIN"
} | expert | en | 169 | 169 | cipher_museum | 2.0 | public | null | null |
cda-0019340 | GWWBT VERKF KSCJE PCDBS KBJIQ VBBRL APXXF WDWYY DTWUU OWOWG WXRUR LKYEY CRMGY CKPGC FKBJJ ATMRZ INXCN SMWTM RPTNZ YMBQK GTECO VJNEM QJGYD NBBJY YNCFB ROTHG YVMAN LOIYF HQDJH WUEIC CEHKK FBKJB TDGGT XDJYD JQKEZ XALDQ QDCOE HIVRN QRPDI THYEH XRHZN KJAXD XNQ | GWWBT VERKF KSCJE PCDBS KBJIQ VBBRL APXXF WDWYY DTWUU OWOWG WXRUR LKYEY CRMGY CKPGC FKBJJ ATMRZ INXCN SMWTM RPTNZ YMBQK GTECO VJNEM QJGYD NBBJY YNCFB ROTHG YVMAN LOIYF HQDJH WUEIC CEHKK FBKJB TDGGT XDJYD JQKEZ XALDQ QDCOE HIVRN QRPDI THYEH XRHZN KJAXD XNQ | POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS | vernam | vernam | null | {} | hard | en | 213 | 213 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
diana-061 | CPWHCHCPMHIE | CPWHCHCPMHIE | ATTACK AT DAWN | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | en | 12 | 12 | cipher_museum | 0.2 | public | null | null |
cda-0018421 | input needs drive exact xerox order force could outer issue notes cause input delay early night claim enemy motor enter among shore under range enter | input needs drive exact xerox order force could outer issue notes cause input delay early night claim enemy motor enter among shore under range enter | INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES CAREFULLY | 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. |
vic-v3-0112 | 908343108280484608089814659095 | 908343108280484608089814659095 | THE KING DEMANDS FEALTY | vic | vic | substitution | {
"type": "keyword",
"value": "NICKEL"
} | advanced | en | 30 | 30 | cipher_museum | 2.0 | public | null | null |
cda-0018028 | .... .... .. ... . ..... ... .... ... ... . ..... .... .... .. .... ... .. . ..... ... ..... . . . .... .. .... .... ... .... .... .. ... . ..... ... .... .... .. . ..... .... .... .. .... . ... . . ... . ... . ..... .... .... ..... ... ... . .. .... .. . ..... . . . ... . . . .. ..... | .... .... .. ... . ..... ... .... ... ... . ..... .... .... .. .... ... .. . ..... ... ..... . . . .... .. .... .... ... .... .... .. ... . ..... ... .... .... .. . ..... .... .... .. .... . ... . . ... . ... . ..... .... .... ..... ... ... . .. .... .. . ..... . . . ... . . . .. ..... | THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS | tap_code | tap_code | null | {} | hard | en | 184 | 184 | 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-0021048 | AHBFYCUIZSZHZGARNVQJMCFYMUSWZVJLSPTVXXQTCQELQALMFBYDVDYMICEXVEJNJPHLJEIVBZWYKZOBLOIKDEAOEXKHCIFSCALRKFBIPOZTZNSTJZGORRHPVV | AHBFYCUIZSZHZGARNVQJMCFYMUSWZVJLSPTVXXQTCQELQALMFBYDVDYMICEXVEJNJPHLJEIVBZWYKZOBLOIKDEAOEXKHCIFSCALRKFBIPOZTZNSTJZGORRHPVV | THE BEST LESSONS SHOW WHERE THE METHOD FAILS PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN | vernam | vernam | null | {} | hard | en | 122 | 122 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
red-type-a-v3-0291 | FVOCOPMBIQFRIWIIWQOQYHOIJULJFOAFAFSNQSYWGNOFJIESJVUHSERQECVIQIWOJAPJYROKLGIGN | FVOCOPMBIQFRIWIIWQOQYHOIJULJFOAFAFSNQSYWGNOFJIESJVUHSERQECVIQIWOJAPJYROKLGIGN | THE RIGHT OF THE PEOPLE TO KEEP AND BEAR ARMS SHALL NOT BE INFRINGED BY THE FEDERAL GOVERNMENT | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "TOKYO"
} | advanced | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
cda-0017659 | 44 23 15 31 24 12 42 11 42 54 35 42 15 43 15 42 51 15 43 25 33 34 52 31 15 14 22 15 21 34 42 44 23 15 13 34 32 32 45 33 24 44 54 43 15 13 45 42 24 44 54 13 31 11 24 32 43 43 23 34 45 31 14 12 15 44 15 43 44 15 14 45 33 14 15 42 43 13 42 45 44 24 33 54 23 24 31 31 13 24 35 23 15 42 45 43 15 43 31 24 33 15 11 42 11 31 22... | 44 23 15 31 24 12 42 11 42 54 35 42 15 43 15 42 51 15 43 25 33 34 52 31 15 14 22 15 21 34 42 44 23 15 13 34 32 32 45 33 24 44 54 43 15 13 45 42 24 44 54 13 31 11 24 32 43 43 23 34 45 31 14 12 15 44 15 43 44 15 14 45 33 14 15 42 43 13 42 45 44 24 33 54 23 24 31 31 13 24 35 23 15 42 45 43 15 43 31 24 33 15 11 42 11 31 22... | THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS | polybius | polybius | null | {} | hard | en | 135 | 135 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
great-cipher-v3-0080 | 173 151 165 129 179 138 173 151 156 166 143 129 112 102 137 119 171 152 140 168 171 142 123 110 106 180 127 107 146 157 163 144 172 157 118 124 148 154 125 167 128 166 174 173 152 151 156 143 172 161 160 166 138 168 149 148 166 123 131 119 178 141 174 | 173 151 165 129 179 138 173 151 156 166 143 129 112 102 137 119 171 152 140 168 171 142 123 110 106 180 127 107 146 157 163 144 172 157 118 124 148 154 125 167 128 166 174 173 152 151 156 143 172 161 160 166 138 168 149 148 166 123 131 119 178 141 174 | HUMINT OR HUMAN INTELLIGENCE GATHERING RELIES ON PERSONAL CONTACT AND HUMAN SOURCES IN THE FIELD | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "VERSAILLES"
} | expert | en | 189 | 251 | cipher_museum | 2.0 | public | null | null |
chinese-telegraph-v3-0197 | 8854 7467 7654 8100 7911 7401 8603 7654 7467 8528 7467 8603 8437 8685 8603 7654 8528 8603 8100 7256 7467 8528 7467 7911 7529 7467 8781 7720 7401 7467 8038 8603 8603 7654 7194 8603 7194 7911 7911 7974 7467 8038 7194 8437 7467 7338 8437 7467 7194 8603 7467 7401 7467 8369 8685 7194 7911 8603 7654 7194 8603 8603 7654 7467 ... | 8854 7467 7654 8100 7911 7401 8603 7654 7467 8528 7467 8603 8437 8685 8603 7654 8528 8603 8100 7256 7467 8528 7467 7911 7529 7467 8781 7720 7401 7467 8038 8603 8603 7654 7194 8603 7194 7911 7911 7974 7467 8038 7194 8437 7467 7338 8437 7467 7194 8603 7467 7401 7467 8369 8685 7194 7911 8603 7654 7194 8603 8603 7654 7467 ... | 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 | chinese_telegraph | chinese_telegraph | codebook | {
"type": "additive",
"value": "27182"
} | expert | en | 676 | 844 | cipher_museum | 2.0 | public | null | null |
two-square-v3-0341 | TOLHCLCFTYANGEEYONDTHEFRONSKERDLKTKCEFBMZGFNDBCALLPUDCOAHGENERATIONANEWX | TOLHCLCFTYANGEEYONDTHEFRONSKERDLKTKCEFBMZGFNDBCALLPUDCOAHGENERATIONANEWX | TO INFINITY AND BEYOND THE FRONTIER OF HUMAN KNOWLEDGE CALLS TO EACH GENERATION ANEW | two_square | two_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v3-0249 | HGRTTETILHMEPSERASTAN | HGRTTETILHMEPSERASTAN | THE TELEGRAPH TRANSMITS | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "BATTLE"
} | intermediate | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
lorenz-v2-0076 | NATUREISWRITTENINTHELANGQAGEOFMASHEMAXICSANDITSCHARACXERSARETRIANGLESANDCIRDLES | NATUREISWRITTENINTHELANGQAGEOFMASHEMAXICSANDITSCHARACXERSARETRIANGLESANDCIRDLES | NATURE IS WRITTEN IN THE LANGUAGE OF MATHEMATICS AND ITS CHARACTERS ARE TRIANGLES AND CIRCLES | lorenz | lorenz | machine | {
"type": "seed",
"value": "TUNNY"
} | expert | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
typex-v3-0025 | HTCYFWEHCCFOCNY | HTCYFWEHCCFOCNY | CHART THE UNKNOWN | typex | typex | machine | {
"type": "keyword",
"value": "LONDON"
} | expert | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
rail-fence-v3-0585 | TAVTHLSOELIEGTTRAEBRESFUSAUDOISTTBTCFAOTSHDTCTLYRNYDAETEATNLOTESHAFEDYOSGAU | TAVTHLSOELIEGTTRAEBRESFUSAUDOISTTBTCFAOTSHDTCTLYRNYDAETEATNLOTESHAFEDYOSGAU | THE BATTLE OF GETTYSBURG LASTED THREE DAYS AND COST OVER FIFTY THOUSAND CASUALTIES TOTAL | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 12
} | intermediate | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
cda-0019266 | ZAUI MDWC EZRS UXTB OJCP BUDY ELME MSBZ VSQD UFRN GYDV RWQI AHOY XEBF LZIL DGLJ PQKA JVNB CGDH | ZAUI MDWC EZRS UXTB OJCP BUDY ELME MSBZ VSQD UFRN GYDV RWQI AHOY XEBF LZIL DGLJ PQKA JVNB CGDH | EVERY SYSTEM NEEDS AN HONEST THREAT MODEL PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN | one_time_pad | one_time_pad | null | {} | medium | en | 76 | 76 | synthetic_educational | null | null | [
"information_theoretic_proof",
"key_reuse_attack"
] | One-time pad: theoretically unbreakable if key is truly random and never reused. |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.