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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
gronsfeld-v3-0644 | HPNGKSPOOJBE | HPNGKSPOOJBE | GOLD FROM LEAD | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "11235"
} | intermediate | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
cda-0017157 | KAII INSH EEDY DAIN YYTE DYOX EDQO KALO KEED YORO RSHO RSHA RALD AINY LKAI INQO KEED YDAR ALLK AIIN YTED YOKS HYOX EDCH OLOK SHYS HARA LDAL SHEO LYKC HEOL CHOL DAII NOKA LKAI IINA IIIN SHEE DYYK CHEO LSHE OLQO KEDY QOKA LQOK EEDY YTAI INAI IINQ OKAL QOKE EDYL KAII NCHE DALS HAL | KAII INSH EEDY DAIN YYTE DYOX EDQO KALO KEED YORO RSHO RSHA RALD AINY LKAI INQO KEED YDAR ALLK AIIN YTED YOKS HYOX EDCH OLOK SHYS HARA LDAL SHEO LYKC HEOL CHOL DAII NOKA LKAI IINA IIIN SHEE DYYK CHEO LSHE OLQO KEDY QOKA LQOK EEDY YTAI INAI IINQ OKAL QOKE EDYL KAII NCHE DALS HAL | THE MESSAGE WAS HIDDEN BUT NOT SECURE SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN | voynich_render | voynich_render | null | {} | hard | en | 223 | 223 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
affine-vh-0096 | IUX FNKY NW VNY TJ QTGTOV BOY BZITGX JUBKMXK IUBO BOD YNHAQX XYVXY JFNKY TI SHYVXJ BQQ | IUX FNKY NW VNY TJ QTGTOV BOY BZITGX JUBKMXK IUBO BOD YNHAQX XYVXY JFNKY TI SHYVXJ BQQ | THE WORD OF GOD IS LIVING AND ACTIVE SHARPER THAN ANY DOUBLE EDGED SWORD IT JUDGES ALL | affine | affine | substitution | {
"a": 25,
"b": 1
} | beginner | en | 70 | 86 | cipher_museum | 2.0 | public | null | null |
cda-0008549 | BEYESEHNTFNFNEUCCHOISMYWWRUOHSASDTEOELSTCIIISDALPERTEKNALGEENNSLLYUACDCNETCTSFOOHEHWBUEIUEXXHSDXRUAEIENRCLKSMSTEOEEOX | BEYESEHNTFNFNEUCCHOISMYWWRUOHSASDTEOELSTCIIISDALPERTEKNALGEENNSLLYUACDCNETCTSFOOHEHWBUEIUEXXHSDXRUAEIENRCLKSMSTEOEEOX | BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL THE MESSAGE WAS HIDDEN BUT NOT SECURE THE INDEX OF COINCIDENCE IS A USEFUL CLUE HONESTLY | stager_route | stager_route | null | {
"cols": 9
} | hard | en | 117 | 117 | synthetic_educational | null | null | [] | |
alberti-disk-v3-0040 | EMPESX | EMPESX | EUREKA | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 4
} | expert | en | 6 | 6 | cipher_museum | 2.0 | public | null | null |
lorenz-v3-0229 | THEREDCOATSARECOMING | THEREDCOATSARECOMING | THE REDCOATS ARE COMING | lorenz | lorenz | machine | {
"type": "seed",
"value": "COLOSSUS"
} | expert | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
cda-0019882 | alert north among first final incur notes exact cover issue parts hours eight radio above phase posts light intel exact swift again large intel needs | alert north among first final incur notes exact cover issue parts hours eight radio above phase posts light intel exact swift again large intel needs | AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS | 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. |
bazeries-v2-0284 | PCJYPHNLPFPMD | PCJYPHNLPFPMD | E PLURIBUS UNUM | bazeries | bazeries | transposition | {
"type": "integer",
"value": 37
} | advanced | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
cda-0022036 | GSV LMV GRNV KZW RH GSVLIVGRXZOOB FMYIVZPZYOV RU FHVW XLIIVXGOB | GSV LMV GRNV KZW RH GSVLIVGRXZOOB FMYIVZPZYOV RU FHVW XLIIVXGOB | THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY | atbash | atbash | null | {} | medium | en | 54 | 54 | synthetic_educational | null | null | [
"self_inverse_check",
"frequency_analysis"
] | Atbash maps A↔Z, B↔Y, … and is its own inverse. |
geez-monastic-v2-0183 | MEIJQZHEPTIOMZFBSOSTMEIJPJZFEIWYOFZHHHTIXARESBXCIJTSZIEOSAMOXSBAZSBJTZH | MEIJQZHEPTIOMZFBSOSTMEIJPJZFEIWYOFZHHHTIXARESBXCIJTSZIEOSAMOXSBAZSBJTZH | WITH MALICE TOWARD NONE WITH CHARITY FOR ALL LET US BIND UP THE NATIONS WOUNDS AND HEAL | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "AXUM"
} | advanced | en | 71 | 71 | cipher_museum | 2.0 | public | null | null |
cda-0014996 | THEDE TECTZ VESTX DIESZ ATTER NSBEF OREMA KINGC LAIMZ DOUBL ETRAN SPOSI TIONA PPLIE SCOLU MNARE NCRYZ TIONZ WICET RANSX OSITI ONCIP HERSR EARRZ NGELX TTERX WITHO UTSUZ STITX TIONX HEFOU RSQUA RECIX HERUS ESTWO KEYWZ RDPOL YBIUZ SQUAR ESCXX | THEDE TECTZ VESTX DIESZ ATTER NSBEF OREMA KINGC LAIMZ DOUBL ETRAN SPOSI TIONA PPLIE SCOLU MNARE NCRYZ TIONZ WICET RANSX OSITI ONCIP HERSR EARRZ NGELX TTERX WITHO UTSUZ STITX TIONX HEFOU RSQUA RECIX HERUS ESTWO KEYWZ RDPOL YBIUZ SQUAR ESCXX | THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES | commercial_code | commercial_code | null | {} | hard | en | 200 | 200 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
adfgx-232 | AGFAXXADXFGXFAXGFDXGFDGF | AGFAXXADXFGXFAXGFDXGFDGF | HOLD POSITION | adfgx | adfgx | fractionation | {
"polybius": "KEYWORD",
"columnar": "TRAFIC"
} | advanced | en | 24 | 24 | cipher_museum | 0.2 | public | null | null |
adfgx-v3-0485 | GAAAAADDXDGDDGAADXGAGGADDDAAADDG | GAAAAADDXDGDDGAADXGAGGADDDAAADDG | PER ASPERA AD ASTRA | adfgx | adfgx | fractionation | {
"polybius": "KAISER",
"columnar": "BERLIN"
} | advanced | en | 32 | 32 | cipher_museum | 2.0 | public | null | null |
purple-v2-0240 | YFWDJZOFUWEQITECWLJLUJTLIYTIAMJOUYLIYKHKRLLXVJQWDQXMDZBHRKXDUNAQFZBULTXMTYYDTBJHVTBUGXSHHQDPBTKBQLIESHNNBFEEEGBTVBOPZJDQFDJVWNQCKYEEITJDAJNJWUBBSMTNMXKCFTJTYXLO | YFWDJZOFUWEQITECWLJLUJTLIYTIAMJOUYLIYKHKRLLXVJQWDQXMDZBHRKXDUNAQFZBULTXMTYYDTBJHVTBUGXSHHQDPBTKBQLIESHNNBFEEEGBTVBOPZJDQFDJVWNQCKYEEITJDAJNJWUBBSMTNMXKCFTJTYXLO | THAT ON THE FIRST DAY OF JANUARY IN THE YEAR OF OUR LORD ONE THOUSAND EIGHT HUNDRED AND SIXTY THREE ALL PERSONS HELD AS SLAVES WITHIN ANY STATE IN REBELLION AGAINST THE UNITED STATES SHALL BE FREE | purple | purple | machine | {
"type": "seed",
"value": "YAMAMOTO"
} | expert | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
playfair-es-027 | QPFQGTBPTOETOPGSEKMELRPTAERUTPHTQPFQGTFSRALAYRUTPLUMYMTE | QPFQGTBPTOETOPGSEKMELRPTAERUTPHTQPFQGTFSRALAYRUTPLUMYMTE | PODRAN CORTAR TODAS LAS FLORES PERO NO PODRAN DETENER LA PRIMAVERA | playfair | playfair | substitution | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | es | 56 | 56 | cipher_museum | 0.2 | public | null | null |
cda-0017614 | ⌐· ┌· L └· X· L ─ r ⌒· ⌐ ─ ⌐ └ ⌒· X Γ· X r ⌐ ─ ┌· L K· L ⌐ └ ⌒ L ⌐ ┐ r Γ· ┐· r· L ┌· X ┌· ┘· X· K L r Γ· ┐· r· L ┌· X ┌· L ⌐ Γ ⌐ ¬· ┌· Γ· Γ Γ· ─ ⌐ ┐· ┌· L X r ┌· Γ· ¬ L Γ ¬· L ┘· ┌ L K ┌· Γ· r ┐· ⌐ K K L ┌· ─ | ⌐· ┌· L └· X· L ─ r ⌒· ⌐ ─ ⌐ └ ⌒· X Γ· X r ⌐ ─ ┌· L K· L ⌐ └ ⌒ L ⌐ ┐ r Γ· ┐· r· L ┌· X ┌· ┘· X· K L r Γ· ┐· r· L ┌· X ┌· L ⌐ Γ ⌐ ¬· ┌· Γ· Γ Γ· ─ ⌐ ┐· ┌· L X r ┌· Γ· ¬ L Γ ¬· L ┘· ┌ L K ┌· Γ· r ┐· ⌐ K K L ┌· ─ | FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN | pigpen | pigpen | null | {} | medium | en | 34 | 34 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
typex-v3-0157 | WNIPTKHWLVJFKUNGEDOALWGIFGTKUJPLUDMPWIWYDADOJABEZZJALONMGLBHRQTLJKSSMGPTW | WNIPTKHWLVJFKUNGEDOALWGIFGTKUJPLUDMPWIWYDADOJABEZZJALONMGLBHRQTLJKSSMGPTW | I HAVE NOT YET BEGUN TO FIGHT SAID JOHN PAUL JONES AS THE BONHOMME RICHARD TOOK HEAVY FIRE | typex | typex | machine | {
"type": "keyword",
"value": "BRITAIN"
} | expert | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
cda-0012990 | PATTE RNWOR DSHEL PBREZ KMONZ ALPHA BETIX SUBSX ITUTI ONTHZ RAILX ENCEC IPHEZ WRITE STEXZ INAZX GZAGP ATTER NXBAD | PATTE RNWOR DSHEL PBREZ KMONZ ALPHA BETIX SUBSX ITUTI ONTHZ RAILX ENCEC IPHEZ WRITE STEXZ INAZX GZAGP ATTER NXBAD | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN | commercial_code | commercial_code | null | {} | hard | en | 95 | 95 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
cda-0013267 | 7 18 15 14 19 6 5 12 4 21 19 5 19 1 4 9 7 9 20 19 5 17 21 5 14 3 5 1 19 20 8 5 18 5 16 5 1 20 9 14 7 11 5 25 20 18 1 14 19 16 15 19 9 20 9 15 14 3 9 16 8 5 18 19 18 5 1 18 18 1 14 7 5 12 5 20 20 5 18 19 23 9 20 8 15 21 20 19 21 2 19 20 9 20 21 20 9 15 14 3 15 12 21 13 14 1 18 20 18 1 14 19 16 15 19 9 20 9 15 14 18 5 1 ... | 7 18 15 14 19 6 5 12 4 21 19 5 19 1 4 9 7 9 20 19 5 17 21 5 14 3 5 1 19 20 8 5 18 5 16 5 1 20 9 14 7 11 5 25 20 18 1 14 19 16 15 19 9 20 9 15 14 3 9 16 8 5 18 19 18 5 1 18 18 1 14 7 5 12 5 20 20 5 18 19 23 9 20 8 15 21 20 19 21 2 19 20 9 20 21 20 9 15 14 3 15 12 21 13 14 1 18 20 18 1 14 19 16 15 19 9 20 9 15 14 18 5 1 ... | GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION | aeneas_tacticus | aeneas_tacticus | null | {} | hard | en | 185 | 185 | synthetic_educational | null | null | [
"sequential_number_decode",
"frequency_analysis"
] | Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26. |
trifid-v2-0214 | HUYODOAJSTQNFOS+CHIHCEVDFROOITHPUWIDHPIO+AIELFEOSTFDHRGSVAHKBOEHAHFFTMTLSUEAFEO | HUYODOAJSTQNFOS+CHIHCEVDFROOITHPUWIDHPIO+AIELFEOSTFDHRGSVAHKBOEHAHFFTMTLSUEAFEO | CLAUDE SHANNON PROVED THAT THE ONE TIME PAD ACHIEVES PERFECT SECRECY WHEN USED CORRECTLY ONCE | trifid | trifid | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
cda-0006735 | UVYYP VCURE HFRFY VARNE NYTRO ENGBR APELC GOYBP XFBSY RGGRE FZBQR EARAP ELCGV BAVFA BGOEB XRAOL YRGGR ESERD HRAPL GUROV SVQPV CUREP BZOVA RFNCB YLOVH FFDHN ERJVG UGENA FCBFV GVBA | UVYYP VCURE HFRFY VARNE NYTRO ENGBR APELC GOYBP XFBSY RGGRE FZBQR EARAP ELCGV BAVFA BGOEB XRAOL YRGGR ESERD HRAPL GUROV SVQPV CUREP BZOVA RFNCB YLOVH FFDHN ERJVG UGENA FCBFV GVBA | HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 149 | 149 | synthetic_educational | null | null | [
"brute_force_26",
"self_inverse_check"
] | ROT-13 is Caesar with shift 13 — it is its own inverse. |
wallis-cipher-v2-0074 | 90 63 56 37 42 34 85 89 33 55 54 53 91 90 10 61 56 91 90 54 34 56 76 86 91 90 14 42 24 28 55 33 89 85 91 90 81 34 82 91 90 63 54 50 42 53 10 91 90 59 87 48 38 91 90 84 56 31 89 63 54 91 90 85 28 22 23 55 72 81 60 52 91 90 45 33 10 61 91 90 87 91 90 31 49 60 52 91 90 43 55 53 56 34 39 10 23 91 90 37 42 25 85 55 91 | 90 63 56 37 42 34 85 89 33 55 54 53 91 90 10 61 56 91 90 54 34 56 76 86 91 90 14 42 24 28 55 33 89 85 91 90 81 34 82 91 90 63 54 50 42 53 10 91 90 59 87 48 38 91 90 84 56 31 89 63 54 91 90 85 28 22 23 55 72 81 60 52 91 90 45 33 10 61 91 90 87 91 90 31 49 60 52 91 90 43 55 53 56 34 39 10 23 91 90 37 42 25 85 55 91 | RECONNOITER THE ENEMY POSITION AND REPORT BACK BEFORE NIGHTFALL WITH A FULL STRENGTH COUNT | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "OXFORD"
} | expert | en | 210 | 314 | cipher_museum | 2.0 | public | null | null |
alberti-disk-091 | YUHPQUZSTZTBZCYRYCNGICIOJREPRJZWELSEIZZBPCRELKVLQGOLMFHKD | YUHPQUZSTZTBZCYRYCNGICIOJREPRJZWELSEIZZBPCRELKVLQGOLMFHKD | WE HOLD THESE TRUTHS TO BE SELF EVIDENT THAT ALL MEN ARE CREATED EQUAL | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 7
} | expert | en | 57 | 57 | cipher_museum | 0.2 | public | null | null |
cda-0018938 | 3 18 25 16 20 15 7 18 1 16 8 25 18 5 23 1 18 4 19 16 1 20 9 5 14 3 5 1 14 4 3 1 18 5 6 21 12 20 8 9 14 11 9 14 7 9 14 4 5 24 15 6 3 15 9 14 3 9 4 5 14 3 5 13 5 1 19 21 18 5 19 12 5 20 20 5 18 6 18 5 17 21 5 14 3 25 4 9 19 20 18 9 2 21 20 9 15 14 20 8 5 2 9 6 9 4 3 9 16 8 5 18 3 15 13 2 9 14 5 19 1 16 15 12 25 2 9 21 19... | 3 18 25 16 20 15 7 18 1 16 8 25 18 5 23 1 18 4 19 16 1 20 9 5 14 3 5 1 14 4 3 1 18 5 6 21 12 20 8 9 14 11 9 14 7 9 14 4 5 24 15 6 3 15 9 14 3 9 4 5 14 3 5 13 5 1 19 21 18 5 19 12 5 20 20 5 18 6 18 5 17 21 5 14 3 25 4 9 19 20 18 9 2 21 20 9 15 14 20 8 5 2 9 6 9 4 3 9 16 8 5 18 3 15 13 2 9 14 5 19 1 16 15 12 25 2 9 21 19... | CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION ALWAYS | aeneas_tacticus | aeneas_tacticus | null | {} | hard | en | 158 | 158 | synthetic_educational | null | null | [
"sequential_number_decode",
"frequency_analysis"
] | Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26. |
geheimschreiber-v3-0134 | UFELPLODIRRNDFLCOGSCQMRYRQMOP | UFELPLODIRRNDFLCOGSCQMRYRQMOP | TAXATION WITHOUT REPRESENTATION | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "KAISER"
} | expert | en | 29 | 29 | cipher_museum | 2.0 | public | null | null |
copiale-v2-0168 | I3 M4 D5 G0 W1 Z3 Z4 L7 F0 O1 B4 E1 D4 H5 P0 C7 O1 R3 Q4 F1 N9 R3 F0 S7 P2 N2 P2 Z4 Z3 C0 I7 P3 K1 L8 A2 G7 I3 L5 D4 K1 Z3 K4 L1 E8 Q3 O0 M9 | I3 M4 D5 G0 W1 Z3 Z4 L7 F0 O1 B4 E1 D4 H5 P0 C7 O1 R3 Q4 F1 N9 R3 F0 S7 P2 N2 P2 Z4 Z3 C0 I7 P3 K1 L8 A2 G7 I3 L5 D4 K1 Z3 K4 L1 E8 Q3 O0 M9 | THE COURSE OF TRUE LOVE NEVER DID RUN SMOOTH THROUGH AGES | copiale | copiale | substitution | {
"type": "keyword",
"value": "TEMPLE"
} | advanced | en | 94 | 140 | cipher_museum | 2.0 | public | null | null |
autokey-v2-0333 | ZJTIIOYHJGRVSPXZWZIKIEELDINLOADIITZSGHIIXWMESRVWDNLWLJUWJNETXKKMAJCNZAIATJZFERRVH | ZJTIIOYHJGRVSPXZWZIKIEELDINLOADIITZSGHIIXWMESRVWDNLWLJUWJNETXKKMAJCNZAIATJZFERRVH | OBSERVATION EXPERIMENT AND REASON ARE THE THREE PILLARS OF ALL SCIENTIFIC INQUIRY AND PROGRESS | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
cda-0007544 | PWDYROAOLYPRTCIEAUMELNNUOTEIANENCASUSRMROWERKRDITEMPENDGANEIRRBTANOASERRCFNEEIERASDIRADEUGVPLRCRISNCPSALXIRIIHTTCKRHPNTXEOTNCRIOEYYADHX | PWDYROAOLYPRTCIEAUMELNNUOTEIANENCASUSRMROWERKRDITEMPENDGANEIRRBTANOASERRCFNEEIERASDIRADEUGVPLRCRISNCPSALXIRIIHTTCKRHPNTXEOTNCRIOEYYADHX | PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING | scytale | scytale | null | {
"cols": 9
} | hard | en | 135 | 135 | synthetic_educational | null | null | [] | |
fialka-055 | BAZTOBPIAGFELVVNPKGRUJYGUGHKUUPRORWEXTJJZXSGFCKZIMJAIZZRYVVO | BAZTOBPIAGFELVVNPKGRUJYGUGHKUUPRORWEXTJJZXSGFCKZIMJAIZZRYVVO | EVERY SECRET HAS A KEEPER AND EVERY CODE HAS A BREAKER WHO SEEKS THE TRUTH | fialka | fialka | machine | {
"type": "seed",
"value": "M125"
} | expert | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
vigenere-292 | MABNQBITQTZIRTEGETLREUDDEALZTEABZJIAWJQZTGSQITPFYYTURGVNKK | MABNQBITQTZIRTEGETLREUDDEALZTEABZJIAWJQZTGSQITPFYYTURGVNKK | IN THE BEGINNING WAS THE WORD AND THE WORD WAS WITH GOD AND FULL OF GRACE | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "ENIGMA"
} | intermediate | en | 58 | 58 | cipher_museum | 0.2 | public | null | null |
cda-0008796 | OCUHV AGITN OGUQS CSVUH GZOYC EOSGF SSLPL NXNQG VTQIU ACOAZ RTRFU KSZRK UJUPY VGJIV ZTLYA ONNLZ COTMG IMCSN OVDWU IKNMZ IRJSI QNHEQ VOIKO EEUWU JJ | OCUHV AGITN OGUQS CSVUH GZOYC EOSGF SSLPL NXNQG VTQIU ACOAZ RTRFU KSZRK UJUPY VGJIV ZTLYA ONNLZ COTMG IMCSN OVDWU IKNMZ IRJSI QNHEQ VOIKO EEUWU JJ | OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE THE ARCHITECTURE SHOULD MAKE MISUSE HARDER POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS | trithemius | trithemius | null | {} | hard | en | 122 | 122 | synthetic_educational | null | null | [] | |
joseon-yeokhak-v3-0123 | HVSOZQVSAWGHGIQQSSRG | HVSOZQVSAWGHGIQQSSRG | THE ALCHEMIST SUCCEEDS | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "JOSEON"
} | beginner | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
cda-0008188 | TIGEI XZSMB CZZFG WENOA YMAQF DMFVK SILHQ UCZBR BHELJ VYOKL JRAMN RANTK MYOYP RBILV JBZDY XRHOO EOEXY PKJVN UCVTH JLXUX DTFXM PFHVS YLKDB TFLAP JKWKM | TIGEI XZSMB CZZFG WENOA YMAQF DMFVK SILHQ UCZBR BHELJ VYOKL JRAMN RANTK MYOYP RBILV JBZDY XRHOO EOEXY PKJVN UCVTH JLXUX DTFXM PFHVS YLKDB TFLAP JKWKM | THE BEST LESSONS SHOW WHERE THE METHOD FAILS OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS | trithemius | trithemius | null | {} | hard | en | 125 | 125 | synthetic_educational | null | null | [] | |
lorenz-v3-0425 | THEBBTTLEOFBRITAINRAGEDINTHESKIESABOVEENGLANDEORFOURMONTHSINNINETEENFORTY | THEBBTTLEOFBRITAINRAGEDINTHESKIESABOVEENGLANDEORFOURMONTHSINNINETEENFORTY | THE BATTLE OF BRITAIN RAGED IN THE SKIES ABOVE ENGLAND FOR FOUR MONTHS IN NINETEEN FORTY | lorenz | lorenz | machine | {
"type": "seed",
"value": "STURGEON"
} | expert | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
red-type-a-v3-0274 | DOSECYJRCIRBULQYMCCOMTYVKONIUJPJIIZMPEIKQEULUFNUSRATURNYCAGOGUDERYQQOKCYEW | DOSECYJRCIRBULQYMCCOMTYVKONIUJPJIIZMPEIKQEULUFNUSRATURNYCAGOGUDERYQQOKCYEW | GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "TOKYO"
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
venona-pad-reuse-v2-0283 | QVJMWGPNEMGL | QVJMWGPNEMGL | VENI VIDI VICI | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "FREEDOM"
} | expert | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
enigma-059 | OPCGERMSETVXJCWOYIPFGZXAOKYFAOATSSZJZNXTDNRQUUTROVAFIRMJCVYVXMBARSKCOSZDRMDIWAZBHBOZNNDPBEARIZCIQNYUGBQDCACJXPDBVUGZTLUSAYJIBWCSXIJLOPKLDZIRYUPUEARY | OPCGERMSETVXJCWOYIPFGZXAOKYFAOATSSZJZNXTDNRQUUTROVAFIRMJCVYVXMBARSKCOSZDRMDIWAZBHBOZNNDPBEARIZCIQNYUGBQDCACJXPDBVUGZTLUSAYJIBWCSXIJLOPKLDZIRYUPUEARY | THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS A MATTER OF LIFE AND DEATH A ROAD EITHER TO SAFETY OR TO RUIN HENCE IT IS A SUBJECT OF INQUIRY WHICH CAN ON NO ACCOUNT BE NEGLECTED | enigma | enigma | machine | {
"type": "rotor_start",
"value": "AAA"
} | expert | en | 148 | 148 | cipher_museum | 0.2 | public | null | null |
straddling-checkerboard-v2-0305 | 22622297623509223022705042221295738624457410212422447632072024917312807625139562380292221425222372282838242548624 | 22622297623509223022705042221295738624457410212422447632072024917312807625139562380292221425222372282838242548624 | ENEMY FORCES REPORTED MOVING TOWARD GETTYSBURG CAVALRY HAS CONFIRMED THE FULL SIGHTING | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "RASTONICEL"
} | advanced | en | 113 | 113 | cipher_museum | 2.0 | public | null | null |
kl7-v2-0473 | AZBOOBVKHUVJWDJEOAQGUHVRAEPRZKLOVYJMPHKVFMYWMZTWPFRQNHOQDJBHEQSJIYYHWBFTFDCZJBEJWZ | AZBOOBVKHUVJWDJEOAQGUHVRAEPRZKLOVYJMPHKVFMYWMZTWPFRQNHOQDJBHEQSJIYYHWBFTFDCZJBEJWZ | THE CIPHER DISK WAS INVENTED BY LEON BATTISTA ALBERTI A RENAISSANCE ARCHITECT AND GREAT HUMANIST | kl7 | kl7 | machine | {
"type": "seed",
"value": "ALLIANCE"
} | expert | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
cda-0017546 | 19.23.10 20.20.8 12.22.6 7.11.2 10.44.6 9.49.14 19.43.2 16.23.6 8.37.13 4.7.8 17.12.15 17.26.11 16.3.11 16.13.3 5.39.1 18.22.8 10.23.2 2.23.6 20.8.13 12.22.15 9.32.6 13.16.3 3.6.6 19.23.3 16.39.15 16.33.4 12.47.8 16.26.4 6.27.9 11.2.4 8.17.14 12.26.13 20.49.9 9.31.2 19.3.10 7.37.1 4.20.3 6.21.12 3.40.6 7.32.4 11.2.7 5.... | 19.23.10 20.20.8 12.22.6 7.11.2 10.44.6 9.49.14 19.43.2 16.23.6 8.37.13 4.7.8 17.12.15 17.26.11 16.3.11 16.13.3 5.39.1 18.22.8 10.23.2 2.23.6 20.8.13 12.22.15 9.32.6 13.16.3 3.6.6 19.23.3 16.39.15 16.33.4 12.47.8 16.26.4 6.27.9 11.2.4 8.17.14 12.26.13 20.49.9 9.31.2 19.3.10 7.37.1 4.20.3 6.21.12 3.40.6 7.32.4 11.2.7 5.... | THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH THE MESSAGE WAS HIDDEN BUT NOT SECURE AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER ATBASH ENCODES BY REVERSING THE ALPHABET CAREFULLY | book_cipher | book_cipher | null | {} | hard | en | 182 | 182 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
cda-0008581 | PYNF FVPN YPVC UREF GRNP UJUL ZBQR EAFR PHEV GLZN GGRE FGUR QRGR PGVI RFGH QVRF CNGG REAF ORSB ERZN XVAT PYNV ZFZB QREA RAPE LCGV BAVF ABGO EBXR AOLY RGGR ESER DHRA PLGB ZBEE BJ | PYNF FVPN YPVC UREF GRNP UJUL ZBQR EAFR PHEV GLZN GGRE FGUR QRGR PGVI RFGH QVRF CNGG REAF ORSB ERZN XVAT PYNV ZFZB QREA RAPE LCGV BAVF ABGO EBXR AOLY RGGR ESER DHRA PLGB ZBEE BJ | CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY TOMORROW | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 142 | 142 | synthetic_educational | null | null | [] | |
porta-v3-0396 | DMJVDDELMYONVQXYSNNEIRMDMTLWACXRTLWEXNVAWOOFHPSDIMHLDTITHCNTDEIWOVHPHUXFHJ | DMJVDDELMYONVQXYSNNEIRMDMTLWACXRTLWEXNVAWOOFHPSDIMHLDTITHCNTDEIWOVHPHUXFHJ | NO PERSON SHALL BE HELD TO ANSWER FOR A CAPITAL CRIME UNLESS ON PRESENTMENT OF A GRAND JURY | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "VENICE"
} | intermediate | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
cda-0012193 | 5659 4741 6635 06319 01626 0959 2857 5086 02610 01635 5734 05992 5726 01631 0335 1351 0394 02266 05749 2853 01303 2858 04412 00381 05065 05674 1630 5976 00965 05722 2885 0674 1616 01299 2200 01616 04799 04162 1657 6375 05726 2913 1015 05031 00345 06329 06346 01657 05658 04491 5101 04781 3789 7904 00353 03776 05026 2586... | 5659 4741 6635 06319 01626 0959 2857 5086 02610 01635 5734 05992 5726 01631 0335 1351 0394 02266 05749 2853 01303 2858 04412 00381 05065 05674 1630 5976 00965 05722 2885 0674 1616 01299 2200 01616 04799 04162 1657 6375 05726 2913 1015 05031 00345 06329 06346 01657 05658 04491 5101 04781 3789 7904 00353 03776 05026 2586... | ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION ALWAYS | zimmermann | zimmermann | null | {} | hard | en | 155 | 155 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
voynich-render-v2-0079 | rogzqd kx jqkggdr kr gcd forhzohd is logcdlogkyx ore kgx ycoqoygdqx oqd gqkorhfdx ore ykqyfdx | rogzqd kx jqkggdr kr gcd forhzohd is logcdlogkyx ore kgx ycoqoygdqx oqd gqkorhfdx ore ykqyfdx | NATURE IS WRITTEN IN THE LANGUAGE OF MATHEMATICS AND ITS CHARACTERS ARE TRIANGLES AND CIRCLES | voynich_render | voynich_render | substitution | {
"type": "none",
"value": null
} | expert | en | 79 | 93 | cipher_museum | 2.0 | public | null | null |
m209-v2-0030 | IWJYNUVKBLBMLWZYEKY | IWJYNUVKBLBMLWZYEKY | WISDOM GUARDS THE GATE | m209 | m209 | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
bazeries-v3-0458 | PFYQLYQLYA | PFYQLYQLYA | DOT DASH DOT | bazeries | bazeries | transposition | {
"type": "integer",
"value": 53
} | advanced | en | 10 | 10 | cipher_museum | 2.0 | public | null | null |
copiale-v2-0357 | T4 R0 V3 Y0 S6 V2 A4 L3 U8 S9 A6 D4 J2 G1 J4 W4 L0 A2 G2 J2 A6 O4 Z2 O2 O4 A3 K5 A4 Q6 K6 J0 G4 K5 D0 G1 V7 O0 M7 I5 H0 N2 J3 J8 Q5 L3 R7 G4 H9 C7 K2 J3 V7 M7 U0 R7 N6 Y0 I2 L3 V0 W6 U8 Q5 F7 V6 V0 U2 V7 W5 M4 N2 L3 G0 D6 W5 G2 Z2 N4 V6 W2 R0 V4 J3 D8 | T4 R0 V3 Y0 S6 V2 A4 L3 U8 S9 A6 D4 J2 G1 J4 W4 L0 A2 G2 J2 A6 O4 Z2 O2 O4 A3 K5 A4 Q6 K6 J0 G4 K5 D0 G1 V7 O0 M7 I5 H0 N2 J3 J8 Q5 L3 R7 G4 H9 C7 K2 J3 V7 M7 U0 R7 N6 Y0 I2 L3 V0 W6 U8 Q5 F7 V6 V0 U2 V7 W5 M4 N2 L3 G0 D6 W5 G2 Z2 N4 V6 W2 R0 V4 J3 D8 | THE REGIMENT WILL HOLD ITS POSITION UNTIL REINFORCEMENTS ARRIVE FROM THE EASTERN COMMAND POST HERE | copiale | copiale | substitution | {
"type": "keyword",
"value": "MYSTERY"
} | advanced | en | 168 | 251 | cipher_museum | 2.0 | public | null | null |
cda-0008222 | PBVWI WTDWA NDTRZ ERIWT EHKKM ZLQJD FJZPK BEMEG WIKKA HH | PBVWI WTDWA NDTRZ ERIWT EHKKM ZLQJD FJZPK BEMEG WIKKA HH | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION | trithemius | trithemius | null | {} | medium | en | 47 | 47 | synthetic_educational | null | null | [] | |
argenti-v3-0225 | 75 20 11 36 39 44 49 57 28 18 63 38 88 33 24 11 87 64 42 25 | 75 20 11 36 39 44 49 57 28 18 63 38 88 33 24 11 87 64 42 25 | THE KING DEMANDS FEALTY | argenti | argenti | nomenclator | {
"type": "seed",
"value": "VATICAN"
} | expert | en | 40 | 59 | cipher_museum | 2.0 | public | null | null |
cda-0007472 | HHOEKAEGDOVLWOAFHZWSQZRBXYWIYVAHFEEIOESEBEMIECMNNTUGVYZXAIJPVFMMFTDFZHNGOIZSEXCTAXORFBZOSEPIESVEQIAVSIGLGEJXRDLVHIVIZVDFJQTTIBZMEVMMAXYXMKWXESNPRMKQNFSVPGQVEHUINMLWDYJ | HHOEKAEGDOVLWOAFHZWSQZRBXYWIYVAHFEEIOESEBEMIECMNNTUGVYZXAIJPVFMMFTDFZHNGOIZSEXCTAXORFBZOSEPIESVEQIAVSIGLGEJXRDLVHIVIZVDFJQTTIBZMEVMMAXYXMKWXESNPRMKQNFSVPGQVEHUINMLWDYJ | ATBASH ENCODES BY REVERSING THE ALPHABET THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT THE INDEX OF COINCIDENCE IS A USEFUL CLUE | autokey | autokey | null | {
"primer": "HONEST"
} | hard | en | 167 | 167 | synthetic_educational | null | null | [] | |
cda-0020656 | 52 57 68 61 61 50 52 68 57 52 50 65 36 82 80 61 66 82 68 52 36 89 36 43 77 69 11 82 80 29 61 82 52 59 80 50 66 43 77 68 66 66 82 80 61 | 52 57 68 61 61 50 52 68 57 52 50 65 36 82 80 61 66 82 68 52 36 89 36 43 77 69 11 82 80 29 61 82 52 59 80 50 66 43 77 68 66 66 82 80 61 | CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS | wallis_cipher | wallis_cipher | null | {} | medium | en | 45 | 45 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
venona-pad-reuse-085 | QAEDJTGA5BK2BMC | QAEDJTGA5BK2BMC | SILENCE IS GOLDEN | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "CIPHER"
} | expert | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
trifid-258 | AHHUJRRTTDEFUPNG | AHHUJRRTTDEFUPNG | BURN AFTER READING | trifid | trifid | fractionation | {
"type": "keyword",
"value": "TRIFID"
} | advanced | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
cda-0014375 | AWDIS XAXLL WSUWT DCXKA SFXCG UZRDX OPQXD AXBMV TXFMH CMESP GCETW ZECCO KGSNK JZEYT XTLRU DZCVT IOPYO BIWTF MGB | AWDIS XAXLL WSUWT DCXKA SFXCG UZRDX OPQXD AXBMV TXFMH CMESP GCETW ZECCO KGSNK JZEYT XTLRU DZCVT IOPYO BIWTF MGB | OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF | one_time_pad | one_time_pad | null | {} | hard | en | 93 | 93 | synthetic_educational | null | null | [
"information_theoretic_proof",
"key_reuse_attack"
] | One-time pad: theoretically unbreakable if key is truly random and never reused. |
scytale-vg-0037 | LIOOTAVDSEOTIEISSTPNIAOSTTNIEOENTNVPTYRLIOOTUVDDEOAIETSSAKNLIOLNTXDBX | LIOOTAVDSEOTIEISSTPNIAOSTTNIEOENTNVPTYRLIOOTUVDDEOAIETSSAKNLIOLNTXDBX | LOVE IS PATIENT LOVE IS KIND IT DOES NOT ENVY IT DOES NOT BOAST IT IS NOT PROUD AT ALL | scytale | scytale | transposition | {
"type": "integer",
"value": 3
} | intermediate | en | 69 | 69 | cipher_museum | 2.0 | public | null | null |
vigenere-v3-0375 | KNUUIMKDERCTWVZFFIKSJHAEUMRFJFZMMBFNMRELMSAATYMGZJTYVOFVWTVJBGVWBFIVSZJVRJQCE | KNUUIMKDERCTWVZFFIKSJHAEUMRFJFZMMBFNMRELMSAATYMGZJTYVOFVWTVJBGVWBFIVSZJVRJQCE | ON D DAY THE ALLIED FORCES LANDED ON FIVE NORMANDY BEACHES IN THE GREATEST SEABORNE INVASION | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "WARRIOR"
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
kryha-v3-0287 | MJUHNOZFGIKACYBBLRMSJPOOKLOQBLGGYGYIYNBDPZXUXUZBLRUYITCCLXTHCJXJBJJKKFRDHSRXXYXCATJM | MJUHNOZFGIKACYBBLRMSJPOOKLOQBLGGYGYIYNBDPZXUXUZBLRUYITCCLXTHCJXJBJJKKFRDHSRXXYXCATJM | SIGNALS INTELLIGENCE OR SIGINT INVOLVES INTERCEPTION AND ANALYSIS OF ELECTRONIC COMMUNICATIONS | kryha | kryha | machine | {
"type": "keyword",
"value": "PRAGUE"
} | expert | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
adfgx-278 | XDFFXAFADDDXFDDDDFDAXFFGAFADDAAGAAAXGXXXFADFFAAGXGGAGFDXXGDDGAAFAAXDGDDAXFAAXXADDADXFDFGAFXXXFFDFAXAXDDAAFADXFDDFDADFFAFGGXDFAADFXDFDADDDDADAADAGXFDDDXDAXDFDAAGDADFXXFDXGAFGADGDDXGADDDXADDDXFXFDGAFFADXFXFAXGXAAAADADXDXDDAAADDADAAXFDDDDGFGAXDXXXFFDAGAFFFFAXFAFGXDDXADADAAAAXAGGFFAXXAFAGAAADFDGDAAADDADFXAXFDFFDD | XDFFXAFADDDXFDDDDFDAXFFGAFADDAAGAAAXGXXXFADFFAAGXGGAGFDXXGDDGAAFAAXDGDDAXFAAXXADDADXFDFGAFXXXFFDFAXAXDDAAFADXFDDFDADFFAFGGXDFAADFXDFDADDDDADAADAGXFDDDXDAXDFDAAGDADFXXFDXGAFGADGDDXGADDDXADDDXFXFDGAFFADXFXFAXGXAAAADADXDXDDAAADDADAAXFDDDDGFGAXDXXXFFDAGAFFFFAXFAFGXDDXADADAAAAXAGGFFAXXAFAGAAADFDGDAAADDADFXAXFDFFDD | IT IS RATHER FOR US TO BE HERE DEDICATED TO THE GREAT TASK REMAINING BEFORE US THAT FROM THESE HONORED DEAD WE TAKE INCREASED DEVOTION TO THAT CAUSE FOR WHICH THEY GAVE THE LAST FULL MEASURE | adfgx | adfgx | fractionation | {
"polybius": "KEYWORD",
"columnar": "TRAFIC"
} | advanced | en | 310 | 310 | cipher_museum | 0.2 | public | null | null |
playfair-v2-0325 | ZNPSNKRYPNIOMCZNPHOUNUBLKEFVHBRBMBNPEMTZFXBDFTEFBTHLMLMXINABCOKGLOTOLGKOLUEMOKHCFT | ZNPSNKRYPNIOMCZNPHOUNUBLKEFVHBRBMBNPEMTZFXBDFTEFBTHLMLMXINABCOKGLOTOLGKOLUEMOKHCFT | YOUR MISSION IF YOU CHOOSE TO ACCEPT IT IS TO EXTRACT THE AGENT FROM BEHIND ENEMY LINES TONIGHT | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "BATTLE"
} | intermediate | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
bazeries-115 | QYPEVEBSEPIEEEFTQTRKTPEMIYPEVEQTBERLFTEPHTQLBWPEBSQFEEBSUPSE | QYPEVEBSEPIEEEFTQTRKTPEMIYPEVEQTBERLFTEPHTQLBWPEBSQFEEBSUPSE | EVERY SECRET HAS A KEEPER AND EVERY CODE HAS A BREAKER WHO SEEKS THE TRUTH | bazeries | bazeries | transposition | {
"type": "integer",
"value": 13
} | advanced | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
argenti-088 | 19 29 11 47 72 27 31 30 24 70 19 77 11 76 30 | 19 29 11 47 72 27 31 30 24 70 19 77 11 76 30 | EVACUATE THE BASE | argenti | argenti | nomenclator | {
"type": "seed",
"value": "CIPHER"
} | expert | en | 30 | 44 | cipher_museum | 0.2 | public | null | null |
argenti-v2-0250 | 59 26 37 67 28 41 44 66 83 77 26 72 71 20 25 84 83 32 20 56 41 65 83 12 70 67 17 16 32 20 34 56 64 13 37 83 12 89 20 67 69 63 44 83 25 72 71 16 28 66 56 63 27 70 41 84 72 44 32 41 34 28 37 20 75 66 82 63 37 83 25 20 69 36 33 28 44 31 83 67 12 72 79 41 22 72 23 25 75 63 56 20 84 17 44 34 83 25 66 67 28 37 20 32 63 66 84... | 59 26 37 67 28 41 44 66 83 77 26 72 71 20 25 84 83 32 20 56 41 65 83 12 70 67 17 16 32 20 34 56 64 13 37 83 12 89 20 67 69 63 44 83 25 72 71 16 28 66 56 63 27 70 41 84 72 44 32 41 34 28 37 20 75 66 82 63 37 83 25 20 69 36 33 28 44 31 83 67 12 72 79 41 22 72 23 25 75 63 56 20 84 17 44 34 83 25 66 67 28 37 20 32 63 66 84... | ULTRA INTELLIGENCE DERIVED FROM DECRYPTED GERMAN ENIGMA TRAFFIC INDICATES THAT ENEMY PANZER DIVISIONS ARE CONCENTRATED AT CALAIS CONFIRMING THE DECEPTION OPERATION FORTITUDE HAS SUCCEEDED | argenti | argenti | nomenclator | {
"type": "seed",
"value": "PAPAL"
} | expert | en | 328 | 491 | cipher_museum | 2.0 | public | null | null |
playfair-v3-0200 | ENZAXFOHFQDATPKCHL | ENZAXFOHFQDATPKCHL | LOWER THE DRAWBRIDGE | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "BATTLE"
} | intermediate | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
cda-0021108 | 1.5.2 13.1.9 4.1.3 12.4.5 6.4.10 12.3.2 2.3.7 3.3.8 5.2.1 13.5.8 20.3.8 2.4.9 12.4.4 13.5.7 2.4.3 3.5.4 16.2.10 16.6.10 2.4.1 6.2.8 1.6.4 5.3.10 20.1.9 12.1.8 16.1.2 17.2.2 9.1.9 6.2.3 17.3.2 8.6.2 1.2.2 9.2.5 4.4.6 17.4.6 15.6.10 11.3.9 7.3.1 17.1.2 3.4.5 19.2.7 13.6.9 6.4.5 19.4.3 20.4.5 16.1.2 10.4.9 3.5.10 11.6.4 1... | 1.5.2 13.1.9 4.1.3 12.4.5 6.4.10 12.3.2 2.3.7 3.3.8 5.2.1 13.5.8 20.3.8 2.4.9 12.4.4 13.5.7 2.4.3 3.5.4 16.2.10 16.6.10 2.4.1 6.2.8 1.6.4 5.3.10 20.1.9 12.1.8 16.1.2 17.2.2 9.1.9 6.2.3 17.3.2 8.6.2 1.2.2 9.2.5 4.4.6 17.4.6 15.6.10 11.3.9 7.3.1 17.1.2 3.4.5 19.2.7 13.6.9 6.4.5 19.4.3 20.4.5 16.1.2 10.4.9 3.5.10 11.6.4 1... | ATBASH ENCODES BY REVERSING THE ALPHABET HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG | arnold_andre | arnold_andre | null | {} | hard | en | 120 | 120 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
trifid-v3-0021 | UBCDGMJRXXIBAPESCGUJIPGAML | UBCDGMJRXXIBAPESCGUJIPGAML | THE PRINTING PRESS CHANGES ALL | trifid | trifid | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 26 | 26 | cipher_museum | 2.0 | public | null | null |
geez-monastic-v2-0125 | LAJDMJPLQYTAJMHXVHNYUFYZYBZJBLJICRPBLHYBJPBICHBPZJBLNMJMHUUYDBHVNUJIPBHOJBQVPLHMHXHZJMXYZJANBIMJIBNOCJMUMJTMJUJBLYBDURVVPCVJUKHMIUPBIBNVVUPBIMJOPYBJINBCMHEJBXHMLKHQJBLNMYJU | LAJDMJPLQYTAJMHXVHNYUFYZYBZJBLJICRPBLHYBJPBICHBPZJBLNMJMHUUYDBHVNUJIPBHOJBQVPLHMHXHZJMXYZJANBIMJIBNOCJMUMJTMJUJBLYBDURVVPCVJUKHMIUPBIBNVVUPBIMJOPYBJINBCMHEJBXHMLKHQJBLNMYJU | THE GREAT CIPHER OF LOUIS XIV INVENTED BY ANTOINE AND BONAVENTURE ROSSIGNOL USED A NOMENCLATOR OF OVER FIVE HUNDRED NUMBERS REPRESENTING SYLLABLES WORDS AND NULLS AND REMAINED UNBROKEN FOR TWO CENTURIES | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "ETHIOPIA"
} | advanced | en | 172 | 172 | cipher_museum | 2.0 | public | null | null |
adfgvx-v3-0011 | DDVXVFDAFDFDAAVXFDAFAFDGAFGAAAAAGDDDDV | DDVXVFDAFDFDAAVXFDAFAFDGAFGAAAAAGDDDDV | AVE MARIA GRATIA PLENA | adfgvx | adfgvx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 38 | 38 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-vi-0108 | TWELLWSTWANESTIUEPEIERGYOIKEOTHONRRHRTLOSANRETHIOLTTHIRGEAGRBSOHWNINESWILNWOHTDEEEHLNLGDOD | TWELLWSTWANESTIUEPEIERGYOIKEOTHONRRHRTLOSANRETHIOLTTHIRGEAGRBSOHWNINESWILNWOHTDEEEHLNLGDOD | BUT THOSE WHO HOPE IN THE LORD WILL RENEW THEIR STRENGTH THEY WILL SOAR ON WINGS LIKE EAGLES AND NOT GROW TIRED | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "SECRET"
} | intermediate | en | 90 | 90 | cipher_museum | 2.0 | public | null | null |
adfgx-v3-0029 | GDGGDXGGGAGGFFXDDDGAADAAAFDAFGAFDXXXFXFG | GDGGDXGGGAGGFFXDDDGAADAAAFDAFGAFDXXXFXFG | THE REDCOATS ARE COMING | adfgx | adfgx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 40 | 40 | cipher_museum | 2.0 | public | null | null |
pigpen-v2-0027 | ┬ ┤• ┼• ┤• ┐• ⌐ ┴ ┤• ╲• ┼ ⌐ ¬• ¬• | ┬ ┤• ┼• ┤• ┐• ⌐ ┴ ┤• ╲• ┼ ⌐ ¬• ¬• | HONOR ABOVE ALL | pigpen | pigpen | substitution | {
"type": "none",
"value": null
} | beginner | en | 21 | 33 | cipher_museum | 2.0 | public | null | null |
bazeries-v2-0810 | GLSYIXTAPPIJSGILVVMMIPMTLTAJJSSASIHHPDVBHIPAOMESQFIMTPTFBTVHBMBTJGPSLTRBUIH | GLSYIXTAPPIJSGILVVMMIPMTLTAJJSSASIHHPDVBHIPAOMESQFIMTPTFBTVHBMBTJGPSLTRBUIH | ARMY OF THE POTOMAC CROSSES THE RAPPAHANNOCK TONIGHT ABSOLUTE SILENCE IS IMPERATIVE NOW | bazeries | bazeries | transposition | {
"type": "integer",
"value": 71
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
cda-0005830 | TSPMV SOMAJ EZWAU IBBNN XVLBD GXDPE USVLE TSPPX BQCWR UOSPE MNZLT XUCTD KGQZU MWKNR KVJNH JKLAU RKLCL VKYKA JKLWF ZIMQY UJZTI SWZML JGXWS UKNKH ZMZET THZNH XKDLD ZITAN UKBKU EVFCA MGRMT FAJTI LKKAT TKAKY JKMMJ VUKWY O | TSPMV SOMAJ EZWAU IBBNN XVLBD GXDPE USVLE TSPPX BQCWR UOSPE MNZLT XUCTD KGQZU MWKNR KVJNH JKLAU RKLCL VKYKA JKLWF ZIMQY UJZTI SWZML JGXWS UKNKH ZMZET THZNH XKDLD ZITAN UKBKU EVFCA MGRMT FAJTI LKKAT TKAKY JKMMJ VUKWY O | TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY | beaufort | beaufort | null | {
"key": "MODEL"
} | hard | en | 181 | 181 | synthetic_educational | null | null | [
"kasiski_examination",
"friedman_test",
"index_of_coincidence"
] | Beaufort: E(x)=k-x mod 26 — reciprocal cipher (decryption identical to encryption). |
columnar-transposition-v2-0744 | AFYAEOOSHEXESDENTEGHDSFTIORYUNATDTAOASAELAESHRHEAUHFDUGRIERLVIABATESETHDNTOROIDSREEAHTENTTEBORFYERENHAYLNSWNILIUTAENSJIALTDUNTLSSIYNINNALETTANROHENDHPHLTSROSITL | AFYAEOOSHEXESDENTEGHDSFTIORYUNATDTAOASAELAESHRHEAUHFDUGRIERLVIABATESETHDNTOROIDSREEAHTENTTEBORFYERENHAYLNSWNILIUTAENSJIALTDUNTLSSIYNINNALETTANROHENDHPHLTSROSITL | THAT ON THE FIRST DAY OF JANUARY IN THE YEAR OF OUR LORD ONE THOUSAND EIGHT HUNDRED AND SIXTY THREE ALL PERSONS HELD AS SLAVES WITHIN ANY STATE IN REBELLION AGAINST THE UNITED STATES SHALL BE FREE | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
bifid-089 | OHLYCLVIVTRAHRAHOKTVXTQVFQEOZRBZRDNN | OHLYCLVIVTRAHRAHOKTVXTQVFQEOZRBZRDNN | THE ONLY THING WE HAVE TO FEAR IS FEAR ITSELF | bifid | bifid | fractionation | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 36 | 36 | cipher_museum | 0.2 | public | null | null |
joseon-yeokhak-163 | RFCOSGAIZPMULDMVHSKNQMTCPRFCJYXWBMELCYPRFCPGTCP | RFCOSGAIZPMULDMVHSKNQMTCPRFCJYXWBMELCYPRFCPGTCP | THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG NEAR THE RIVER | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "KOREA"
} | beginner | en | 47 | 47 | cipher_museum | 0.2 | public | null | null |
copiale-v2-0099 | B5 N2 R8 Y0 S3 A4 K0 A9 Y0 R8 T7 Y6 L5 B1 B0 A3 R8 I8 J9 U6 H7 P5 C4 P9 L6 I1 I6 K4 T9 T0 B5 D0 P3 R5 C2 O8 P3 P3 U4 C4 M8 O1 N2 P5 Q7 B0 P6 C8 A1 N2 O5 P9 I6 B0 B6 C5 A1 G6 X2 R8 C2 O4 U4 Y6 A3 G7 U6 X0 Q7 A5 M2 A4 G7 | B5 N2 R8 Y0 S3 A4 K0 A9 Y0 R8 T7 Y6 L5 B1 B0 A3 R8 I8 J9 U6 H7 P5 C4 P9 L6 I1 I6 K4 T9 T0 B5 D0 P3 R5 C2 O8 P3 P3 U4 C4 M8 O1 N2 P5 Q7 B0 P6 C8 A1 N2 O5 P9 I6 B0 B6 C5 A1 G6 X2 R8 C2 O4 U4 Y6 A3 G7 U6 X0 Q7 A5 M2 A4 G7 | ALEA IACTA EST ET CAESAR RUBICONE TRANSGRESSO BELLUM CIVILE INCIPIT PER TOTAM ROMANAM | copiale | copiale | substitution | {
"type": "keyword",
"value": "MASONIC"
} | advanced | en | 146 | 218 | cipher_museum | 2.0 | public | null | null |
vigenere-la-015 | CCCPBOEKYTLH | CCCPBOEKYTLH | ALEA IACTA EST | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "CRYPTO"
} | intermediate | la | 12 | 12 | cipher_museum | 0.2 | public | null | null |
cda-0006151 | ESFYIRQBFVPCXVQEGHGWHOZGXSGCPZOXGFPQVXJYVSTCXCPYEGWPPCWATZPZHWEJLTTIBIAEUIOTRRDXONFAZLPQZGDLSWDXAXXIAMOIFZCLJMBPYJCLKHRTEVOHRCPHAHFEEQFOOIIPQWGMDBWIVPZRXTGYELXTYKHRIYWBDRIPGFILRUWQAIXHQPPXRXFAXEHBUXTITQGLIIY | ESFYIRQBFVPCXVQEGHGWHOZGXSGCPZOXGFPQVXJYVSTCXCPYEGWPPCWATZPZHWEJLTTIBIAEUIOTRRDXONFAZLPQZGDLSWDXAXXIAMOIFZCLJMBPYJCLKHRTEVOHRCPHAHFEEQFOOIIPQWGMDBWIVPZRXTGYELXTYKHRIYWBDRIPGFILRUWQAIXHQPPXRXFAXEHBUXTITQGLIIY | MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF | autokey | autokey | null | {
"primer": "SECURE"
} | hard | en | 207 | 207 | synthetic_educational | null | null | [
"running_key_analysis",
"index_of_coincidence"
] | Autokey: Vigenère where the plaintext extends the key — harder to Kasiski-attack. |
four-square-v2-0279 | ODAQRIDYTCDGQLODALUMXHSSDEMUNQSCIGUDNLORLDDLGGVUOKHDBPODUCUV | ODAQRIDYTCDGQLODALUMXHSSDEMUNQSCIGUDNLORLDDLGGVUOKHDBPODUCUV | THIS ABOVE ALL TO THINE OWN SELF BE TRUE AND IT MUST FOLLOW AS NIGHT THE DAY | four_square | four_square | polygraphic | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 60 | 60 | cipher_museum | 2.0 | public | null | null |
caesar-v3-0919 | HVS SBWUAO AOQVWBS VOR OB OGHFCBCAWQOZ BIAPSF CT DCGGWPZS GSHHWBUG AOYWBU WH GSSA IBPFSOYOPZS | HVS SBWUAO AOQVWBS VOR OB OGHFCBCAWQOZ BIAPSF CT DCGGWPZS GSHHWBUG AOYWBU WH GSSA IBPFSOYOPZS | THE ENIGMA MACHINE HAD AN ASTRONOMICAL NUMBER OF POSSIBLE SETTINGS MAKING IT SEEM UNBREAKABLE | caesar | caesar | substitution | {
"type": "shift",
"value": 14
} | beginner | en | 80 | 93 | cipher_museum | 2.0 | public | null | null |
diana-v2-0223 | XLROVAUOUACXWIZIEJVGZOYQIQIXXHAJIUHFWMVIXWOCAJRASOMLVETDMIAKPPHXLTKUVSLLKKCMQOYRQENS | XLROVAUOUACXWIZIEJVGZOYQIQIXXHAJIUHFWMVIXWOCAJRASOMLVETDMIAKPPHXLTKUVSLLKKCMQOYRQENS | VENONA REVEALED THAT NUMEROUS SOVIET AGENTS HAD PENETRATED THE HIGHEST LEVELS OF THE US GOVERNMENT | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "SPECIAL"
} | intermediate | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
wallis-cipher-v2-0029 | 90 14 81 55 33 56 34 37 54 91 90 59 63 28 85 22 24 91 90 26 33 48 10 42 53 86 91 | 90 14 81 55 33 56 34 37 54 91 90 59 63 28 85 22 24 91 90 26 33 48 10 42 53 86 91 | PATIENCE BRINGS VICTORY | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "OXFORD"
} | expert | en | 54 | 80 | cipher_museum | 2.0 | public | null | null |
diana-v2-0522 | FVEWKCONJYRDD | FVEWKCONJYRDD | AWAIT MY SIGNAL | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
rail-fence-055 | EEYERTAAEPRNEEYOEAARAEWOEKTERTVRSCEHSKEEADVRCDHSBEKRHSESHTUH | EEYERTAAEPRNEEYOEAARAEWOEKTERTVRSCEHSKEEADVRCDHSBEKRHSESHTUH | EVERY SECRET HAS A KEEPER AND EVERY CODE HAS A BREAKER WHO SEEKS THE TRUTH | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 2
} | intermediate | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
cda-0010681 | AUTDR XVHZN XEFBC AIYGN FYOEM VIUUU IFYVV RXR | AUTDR XVHZN XEFBC AIYGN FYOEM VIUUU IFYVV RXR | A TRANSPARENT TOOL SHOULD SHOW ITS REASONING | trithemius | trithemius | null | {} | medium | en | 38 | 38 | synthetic_educational | null | null | [] | |
one-time-pad-032 | KQXOCYCHWODWZEODIJBZGWJMWSFEQKCXQZWFDMOSDJPYW | KQXOCYCHWODWZEODIJBZGWJMWSFEQKCXQZWFDMOSDJPYW | NEVER INTERRUPT YOUR ENEMY WHEN HE IS MAKING A MISTAKE | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "XMCKLQPOS (repeating)"
} | expert | en | 45 | 45 | cipher_museum | 0.2 | public | null | null |
kryha-v3-0222 | KNOMXRBOYLXFMUFYPU | KNOMXRBOYLXFMUFYPU | LOWER THE DRAWBRIDGE | kryha | kryha | machine | {
"type": "keyword",
"value": "PRAGUE"
} | expert | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
affine-vf-0115 | GQZ FEVFHBLHZM XNYCJ GQZ JSMNYT | GQZ FEVFHBLHZM XNYCJ GQZ JSMNYT | THE CLOCKMAKER WINDS THE SPRING | affine | affine | substitution | {
"a": 23,
"b": 11
} | beginner | en | 27 | 31 | cipher_museum | 2.0 | public | null | null |
geez-monastic-v3-0244 | DQWBJULMONPWJYZWPP | DQWBJULMONPWJYZWPP | GRAVITY EXPLAINS ALL | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "LALIBELA"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
morse-code-v3-0064 | --. . -. . .-. .- .-.. / .--. .- - - --- -. / .-.. . -.. / - .... . / - .... .. .-. -.. / .- .-. -- -.-- / .. -. / .- / -.. .- .-. .. -. --. / ... .-- . . .--. / .- -.-. .-. --- ... ... / ..-. .-. .- -. -.-. . / ..-. --- .-.. .-.. --- .-- .. -. --. / - .... . / -... .-. . .- -.- --- ..- - | --. . -. . .-. .- .-.. / .--. .- - - --- -. / .-.. . -.. / - .... . / - .... .. .-. -.. / .- .-. -- -.-- / .. -. / .- / -.. .- .-. .. -. --. / ... .-- . . .--. / .- -.-. .-. --- ... ... / ..-. .-. .- -. -.-. . / ..-. --- .-.. .-.. --- .-- .. -. --. / - .... . / -... .-. . .- -.- --- ..- - | GENERAL PATTON LED THE THIRD ARMY IN A DARING SWEEP ACROSS FRANCE FOLLOWING THE BREAKOUT | morse_code | morse_code | encoding | {
"type": "none",
"value": null
} | beginner | en | 202 | 289 | cipher_museum | 2.0 | public | null | null |
cda-0004588 | QLJSLOSIISTVWFEEPWLSGEPWLSGETXNIADRQJHGDLFSFXCFKSKCUNVQKMTLIDNOCDIVQIEPRGZKRQRUFGTAVWDSSTZHGBPJ | QLJSLOSIISTVWFEEPWLSGEPWLSGETXNIADRQJHGDLFSFXCFKSKCUNVQKMTLIDNOCDIVQIEPRGZKRQRUFGTAVWDSSTZHGBPJ | ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE | autokey | autokey | null | {
"primer": "MUSEUM"
} | hard | en | 95 | 95 | synthetic_educational | null | null | [
"running_key_analysis",
"index_of_coincidence"
] | Autokey: Vigenère where the plaintext extends the key — harder to Kasiski-attack. |
bifid-v2-0500 | DGNEINGLFSBEF | DGNEINGLFSBEF | E PLURIBUS UNUM | bifid | bifid | fractionation | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
wallis-cipher-v2-0240 | 90 15 44 18 45 91 90 85 81 91 90 15 58 63 91 90 61 54 55 53 45 91 90 41 47 89 91 90 25 35 91 90 34 18 66 79 47 20 16 91 90 84 81 91 90 15 44 76 91 90 89 63 18 55 91 90 85 61 91 90 25 72 20 91 90 30 85 55 33 91 90 25 66 76 91 90 45 58 85 79 40 47 81 41 91 90 63 54 82 44 15 91 90 58 72 66 33 20 76 41 91 90 18 81 33 91 90... | 90 15 44 18 45 91 90 85 81 91 90 15 58 63 91 90 61 54 55 53 45 91 90 41 47 89 91 90 25 35 91 90 34 18 66 79 47 20 16 91 90 84 81 91 90 15 44 76 91 90 89 63 18 55 91 90 85 61 91 90 25 72 20 91 90 30 85 55 33 91 90 25 66 76 91 90 45 58 85 79 40 47 81 41 91 90 63 54 82 44 15 91 90 58 72 66 33 20 76 41 91 90 18 81 33 91 90... | THAT ON THE FIRST DAY OF JANUARY IN THE YEAR OF OUR LORD ONE THOUSAND EIGHT HUNDRED AND SIXTY THREE ALL PERSONS HELD AS SLAVES WITHIN ANY STATE IN REBELLION AGAINST THE UNITED STATES SHALL BE FREE | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "ENGLAND"
} | expert | en | 468 | 701 | cipher_museum | 2.0 | public | null | null |
one-time-pad-v3-0027 | TIGFSRVHABZZUAHHJIMX | TIGFSRVHABZZUAHHJIMX | THE COMPASS POINTS TRUE | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "ABCDEFGH (repeating)"
} | expert | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
running-key-v3-0102 | LIJHSAPWIGKTGGKH | LIJHSAPWIGKTGGKH | PER ASPERA AD ASTRA | running_key | running_key | polyalphabetic | {
"type": "text",
"value": "Churchill Dunkirk speech"
} | intermediate | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
voynich-render-v2-0080 | gcd cdovdrx edyfoqd gcd hfiqu is hie ore gcd skqloldrg xcijdgc siqgc ckx corekjiqp doyc rkhcg | gcd cdovdrx edyfoqd gcd hfiqu is hie ore gcd skqloldrg xcijdgc siqgc ckx corekjiqp doyc rkhcg | THE HEAVENS DECLARE THE GLORY OF GOD AND THE FIRMAMENT SHOWETH FORTH HIS HANDIWORK EACH NIGHT | voynich_render | voynich_render | substitution | {
"type": "none",
"value": null
} | expert | en | 78 | 93 | cipher_museum | 2.0 | public | null | null |
diana-v3-0501 | MKAPPSIOZRQKLIUNYEKKJMDLXZUZXYABLVMMNMDFVFBPQRLVEMXLWPBMONNALKVKNBLPVFBZLEKKU | MKAPPSIOZRQKLIUNYEKKJMDLXZUZXYABLVMMNMDFVFBPQRLVEMXLWPBMONNALKVKNBLPVFBZLEKKU | THE POWERS NOT DELEGATED TO THE UNITED STATES BY THE CONSTITUTION ARE RESERVED TO THE STATES | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
bazeries-v2-0475 | FIJIYUGFYUYMQFAQTYJMYHSIBUJPPSIYEFQYKTFAPQFMQYIYYAQTYQPYAEBAGYUYGQYAQNJPYUJEPSQIYHIM | FIJIYUGFYUYMQFAQTYJMYHSIBUJPPSIYEFQYKTFAPQFMQYIYYAQTYQPYAEBAGYUYGQYAQNJPYUJEPSQIYHIM | VENONA REVEALED THAT NUMEROUS SOVIET AGENTS HAD PENETRATED THE HIGHEST LEVELS OF THE US GOVERNMENT | bazeries | bazeries | transposition | {
"type": "integer",
"value": 41
} | advanced | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
cda-0020862 | 1294 4767 06601 00643 3851 01577 06353 05733 00413 04472 5972 05048 04746 5971 2894 06350 2836 04790 04452 00402 5082 5079 3796 02866 01650 06040 0980 04749 3847 6664 04109 4433 00324 05656 1631 4444 00944 05727 07946 5108 06359 02868 04779 04448 06354 7273 2910 0994 1645 | 1294 4767 06601 00643 3851 01577 06353 05733 00413 04472 5972 05048 04746 5971 2894 06350 2836 04790 04452 00402 5082 5079 3796 02866 01650 06040 0980 04749 3847 6664 04109 4433 00324 05656 1631 4444 00944 05727 07946 5108 06359 02868 04779 04448 06354 7273 2910 0994 1645 | DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE | zimmermann | zimmermann | null | {} | medium | en | 49 | 49 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
cda-0018943 | 16.43.12 5.29.8 12.14.8 12.17.12 5.33.14 8.17.7 17.39.1 9.41.10 13.20.2 10.9.3 7.35.4 18.17.6 1.4.1 11.28.12 14.31.11 3.46.7 6.39.14 19.12.4 20.33.6 13.24.5 20.42.9 2.41.4 9.31.14 15.47.11 2.33.10 16.32.11 15.20.7 11.43.7 11.2.14 16.14.9 8.7.6 11.11.15 2.31.13 13.5.3 4.49.4 20.24.11 13.14.11 5.34.4 17.21.1 16.8.3 16.25... | 16.43.12 5.29.8 12.14.8 12.17.12 5.33.14 8.17.7 17.39.1 9.41.10 13.20.2 10.9.3 7.35.4 18.17.6 1.4.1 11.28.12 14.31.11 3.46.7 6.39.14 19.12.4 20.33.6 13.24.5 20.42.9 2.41.4 9.31.14 15.47.11 2.33.10 16.32.11 15.20.7 11.43.7 11.2.14 16.14.9 8.7.6 11.11.15 2.31.13 13.5.3 4.49.4 20.24.11 13.14.11 5.34.4 17.21.1 16.8.3 16.25... | THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH | book_cipher | book_cipher | null | {} | hard | en | 181 | 181 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
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