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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
confederate-vigenere-v3-0173 | UITDUBBEJMTCQRGKRBUWQQVHJMXVXJRWYZQBSVADKCTHXGROVKVPABBYVZXHEHFSRVUVRURRCWIPOHVPV | UITDUBBEJMTCQRGKRBUWQQVHJMXVXJRWYZQBSVADKCTHXGROVKVPABBYVZXHEHFSRVUVRURRCWIPOHVPV | DARWIN OBSERVED THAT SPECIES EVOLVE THROUGH NATURAL SELECTION OVER VAST SPANS OF GEOLOGIC TIME | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "RICHMOND"
} | intermediate | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
cda-0018391 | 6.3.7 4.1.4 16.3.3 13.6.9 3.6.2 14.6.4 9.1.3 3.3.2 11.6.9 18.1.10 13.1.3 17.4.9 17.3.5 3.3.4 5.5.1 6.2.2 6.4.10 3.2.9 7.2.6 20.1.3 8.3.3 16.4.6 9.5.6 8.6.4 3.4.10 6.1.7 20.2.7 17.3.9 6.5.8 19.2.5 4.1.3 16.6.4 5.4.7 5.6.7 7.5.7 7.6.2 18.1.4 4.2.5 9.4.8 9.5.10 8.5.5 1.2.8 11.3.7 19.2.9 12.1.8 1.3.10 10.4.2 | 6.3.7 4.1.4 16.3.3 13.6.9 3.6.2 14.6.4 9.1.3 3.3.2 11.6.9 18.1.10 13.1.3 17.4.9 17.3.5 3.3.4 5.5.1 6.2.2 6.4.10 3.2.9 7.2.6 20.1.3 8.3.3 16.4.6 9.5.6 8.6.4 3.4.10 6.1.7 20.2.7 17.3.9 6.5.8 19.2.5 4.1.3 16.6.4 5.4.7 5.6.7 7.5.7 7.6.2 18.1.4 4.2.5 9.4.8 9.5.10 8.5.5 1.2.8 11.3.7 19.2.9 12.1.8 1.3.10 10.4.2 | A TRANSPARENT TOOL SHOULD SHOW ITS REASONING CERTAINLY | arnold_andre | arnold_andre | null | {} | medium | en | 47 | 47 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
cda-0002530 | NOVY PYAGNQ WF O BCFGHES NCG N FYBUOA | NOVY PYAGNQ WF O BCFGHES NCG N FYBUOA | FAIL CLOSED IS A POSTURE NOT A SLOGAN | porta | porta | null | {
"key": "LIBRARY"
} | medium | en | 30 | 30 | synthetic_educational | null | null | [
"kasiski_examination",
"index_of_coincidence"
] | Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt). |
cda-0003689 | SNVYP YBFRQ VFNCB FGHER ABGNF YBTNA TEBAF SRYQH FRFNQ VTVGF RDHRA PRNFG URERC RNGVA TXRL | SNVYP YBFRQ VFNCB FGHER ABGNF YBTNA TEBAF SRYQH FRFNQ VTVGF RDHRA PRNFG URERC RNGVA TXRL | FAIL CLOSED IS A POSTURE NOT A SLOGAN GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY | rot13 | rot13 | null | {
"shift": 13
} | medium | en | 74 | 74 | synthetic_educational | null | null | [
"brute_force_26",
"self_inverse_check"
] | ROT-13 is Caesar with shift 13 — it is its own inverse. |
cda-0020772 | AAAA AABA BAAA AAAA BBAA BAAB ABAA BBBA AAAA BAAA ABBA AAAB BAAA AABB AAAA ABBA BABA ABAA BAAA ABAA ABBA AABA AAAA BBAA BABB AAAA ABAB AAAB AAAB AABA AABB BAAA BABA AAAA BAAA AAAA BBAA ABAA AAAA BBAA AAAB BBAA BAAA BBBA ABAA AAAA BABB ABAB ABBA AAAB AABA AABA BBAA AAAA AABA AABB BABA AAAB BAAA ABAA AAAB BABA AAAA BABA ... | AAAA AABA BAAA AAAA BBAA BAAB ABAA BBBA AAAA BAAA ABBA AAAB BAAA AABB AAAA ABBA BABA ABAA BAAA ABAA ABBA AABA AAAA BBAA BABB AAAA ABAB AAAB AAAB AABA AABB BAAA BABA AAAA BAAA AAAA BBAA ABAA AAAA BBAA AAAB BBAA BAAA BBBA ABAA AAAA BABB ABAB ABBA AAAB AABA AABA BBAA AAAA AABA AABB BABA AAAB BAAA ABAA AAAB BABA AAAA BABA ... | ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX TODAY | bacon_cipher | bacon_cipher | null | {} | hard | en | 600 | 600 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
vigenere-v3-1360 | VVYJETEVSXVCXIGG | VVYJETEVSXVCXIGG | THE SENATE DECREES | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "COURAGE"
} | intermediate | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
chaocipher-223 | DWLSXTZBHYRIYTEDMVVMTBHRWTWENCNCXTEUBYWEWFHIRMA | DWLSXTZBHYRIYTEDMVVMTBHRWTWENCNCXTEUBYWEWFHIRMA | THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG NEAR THE RIVER | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "MUSEUM"
} | advanced | en | 47 | 47 | cipher_museum | 0.2 | public | null | null |
jn25-v3-0274 | 21231 21239 21248 21239 21242 21235 21246 21243 21232 21239 21242 21247 21235 21248 21247 21235 21242 21237 21232 21239 21238 21244 21249 21244 21232 21239 21243 21239 21235 21244 21232 21242 21249 21255 21231 21232 21231 21239 21249 21242 21231 21233 21235 21237 21255 21244 21244 21233 21248 21231 21235 21243 21233 21... | 21231 21239 21248 21239 21242 21235 21246 21243 21232 21239 21242 21247 21235 21248 21247 21235 21242 21237 21232 21239 21238 21244 21249 21244 21232 21239 21243 21239 21235 21244 21232 21242 21249 21255 21231 21232 21231 21239 21249 21242 21231 21233 21235 21237 21255 21244 21244 21233 21248 21231 21235 21243 21233 21... | GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN | jn25 | jn25 | codebook | {
"type": "additive",
"value": "11235"
} | expert | en | 370 | 443 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v3-0286 | WPBLIDLAZSSIITSZAXOIQBPBSHFZPEQOBQRIWOUEWQLVALBEWYWUBMXLVDNEFMQWJDKBQRSCYTMF | WPBLIDLAZSSIITSZAXOIQBPBSHFZPEQOBQRIWOUEWQLVALBEWYWUBMXLVDNEFMQWJDKBQRSCYTMF | THE DEAD DROP ALLOWS AGENTS TO EXCHANGE INFORMATION WITHOUT MEETING FACE TO FACE IN PUBLIC | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "DIXIE"
} | intermediate | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
vigenere-v2-0887 | NIWECKWLLWEEVCD | NIWECKWLLWEEVCD | CAVALRY ADVANCES | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
red-type-a-v3-0169 | MTOBEQTLUEBCAZWEGXIDWGEKXUKTCPUAPIAQELRCIWNEVAQRAJHAKBYYKIVKQILOYBMOUQQETIL | MTOBEQTLUEBCAZWEGXIDWGEKXUKTCPUAPIAQELRCIWNEVAQRAJHAKBYYKIVKQILOYBMOUQQETIL | THE BATTLE OF GETTYSBURG LASTED THREE DAYS AND COST OVER FIFTY THOUSAND CASUALTIES TOTAL | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "YAMATO"
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
stager-route-223 | TCNMRZERIAYTPFKHEBOSHDRVETOEOXRQUOJVLGHRXENAEUWI | TCNMRZERIAYTPFKHEBOSHDRVETOEOXRQUOJVLGHRXENAEUWI | THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG NEAR THE RIVER | stager_route | stager_route | transposition | {
"type": "integer",
"value": 6
} | expert | en | 48 | 48 | cipher_museum | 0.2 | public | null | null |
stager-route-v3-0416 | TJFFNTHVERINTTOVRSUDENIOYIOREHECORNDUECVEMWAERTHENEETSEETMTVEWNYTCAIMATROENMDHOILENNRETIHNOINHEYDTSITUATENHDSINSESPNRECNAHTEETOLAGEAPETXUEGSTGLFEIEERPRAETGDSIEHOENSXXGENFESGOTHONNO | TJFFNTHVERINTTOVRSUDENIOYIOREHECORNDUECVEMWAERTHENEETSEETMTVEWNYTCAIMATROENMDHOILENNRETIHNOINHEYDTSITUATENHDSINSESPNRECNAHTEETOLAGEAPETXUEGSTGLFEIEERPRAETGDSIEHOENSXXGENFESGOTHONNO | THE VENONA PROJECT WHICH RAN FROM NINETEEN FORTY THREE TO NINETEEN EIGHTY DECRYPTED THOUSANDS OF SOVIET INTELLIGENCE MESSAGES REVEALING THE IDENTITIES OF NUMEROUS AGENTS WHO HAD PENETRATED THE US GOVERNMENT | stager_route | stager_route | transposition | {
"type": "integer",
"value": 12
} | expert | en | 180 | 180 | cipher_museum | 2.0 | public | null | null |
kama-sutra-123 | VMY YUNIY MUZ IUGPYP | VMY YUNIY MUZ IUGPYP | THE EAGLE HAS LANDED | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "SECRET"
} | intermediate | en | 17 | 20 | cipher_museum | 0.2 | public | null | null |
sigaba-v3-0274 | RKFHLPKJYAQNCLXJWZGHJTOPQXLQBVJUDDJZDJYRVQOCYLRBNIRPZLEJGBCFUUZBEWDOOMFTXR | RKFHLPKJYAQNCLXJWZGHJTOPQXLQBVJUDDJZDJYRVQOCYLRBNIRPZLEJGBCFUUZBEWDOOMFTXR | GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN | sigaba | sigaba | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
cda-0016067 | ┐· ⌐ K K L ┌· ─ ⌒ ┘· ┌· Γ X r· L └ ┐· ¬ ┌· L ⌐ ┐ ┌ ┘· ─ ┘· ⌐ └ ┐· r· ⌐ ¬ L K Γ· r X X· ¬ X K Γ· K X· K Γ· ┘· ─ r· Γ· X K ┘· ┌· Γ· r ⌐ └ r Γ· ┐· r· L ┌· X ⌐ ┌· L K L ⌐ r r· L ┌· X ─ ┘· K ┐· ┌· ┘· K L r K Γ· ┘· ─ ¬· ┘· ┘· Γ L Γ X· r ⌐ K Γ· ┘· ─ ⌐ └ K ┘· ┘· └ X L ⌣ ┐· └ ⌐ Γ· ─ K r· L Γ· ┌· └ Γ· ┌ Γ· K X | ┐· ⌐ K K L ┌· ─ ⌒ ┘· ┌· Γ X r· L └ ┐· ¬ ┌· L ⌐ ┐ ┌ ┘· ─ ┘· ⌐ └ ┐· r· ⌐ ¬ L K Γ· r X X· ¬ X K Γ· K X· K Γ· ┘· ─ r· Γ· X K ┘· ┌· Γ· r ⌐ └ r Γ· ┐· r· L ┌· X ⌐ ┌· L K L ⌐ r r· L ┌· X ─ ┘· K ┐· ┌· ┘· K L r K Γ· ┘· ─ ¬· ┘· ┘· Γ L Γ X· r ⌐ K Γ· ┘· ─ ⌐ └ K ┘· ┘· └ X L ⌣ ┐· └ ⌐ Γ· ─ K r· L Γ· ┌· └ Γ· ┌ Γ· K X | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS | pigpen | pigpen | null | {} | medium | en | 50 | 50 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
cda-0010947 | QNEFYQMNCFKG BAGUABA PCBJAFCY UEB QELQMKH LVMEUKRW BKA KRZQU QN COMECKBYHPA KM C AZANKR SGKO YOGO APKAUYWERCJ YQETK QUPHEUH YXOWL JJSKLK | QNEFYQMNCFKG BAGUABA PCBJAFCY UEB QELQMKH LVMEUKRW BKA KRZQU QN COMECKBYHPA KM C AZANKR SGKO YOGO APKAUYWERCJ YQETK QUPHEUH YXOWL JJSKLK | CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING THE INDEX OF COINCIDENCE IS A USEFUL CLUE GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS | beaufort | beaufort | null | {
"key": "SECURE"
} | hard | en | 117 | 117 | synthetic_educational | null | null | [] | |
confederate-vigenere-v3-0238 | WIUIXLWKEMWPLCXUMMZIVMKBEWQLV | WIUIXLWKEMWPLCXUMMZIVMKBEWQLV | TAXATION WITHOUT REPRESENTATION | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "DIXIE"
} | intermediate | en | 29 | 29 | cipher_museum | 2.0 | public | null | null |
jn25-v3-0014 | 26191 26194 26102 26184 26197 26199 26187 26184 26183 26197 26180 26102 26181 26197 26188 26183 26186 26184 | 26191 26194 26102 26184 26197 26199 26187 26184 26183 26197 26180 26102 26181 26197 26188 26183 26186 26184 | LOWER THE DRAWBRIDGE | jn25 | jn25 | codebook | {
"type": "additive",
"value": "16180"
} | expert | en | 90 | 107 | cipher_museum | 2.0 | public | null | null |
cda-0010572 | QBAB GPBA SHFR BOSH FPNG VBAJ VGUR APEL CGVB ARIR ELFL FGRZ ARRQ FNAU BARF GGUE RNGZ BQRY | QBAB GPBA SHFR BOSH FPNG VBAJ VGUR APEL CGVB ARIR ELFL FGRZ ARRQ FNAU BARF GGUE RNGZ BQRY | DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION EVERY SYSTEM NEEDS AN HONEST THREAT MODEL | rot13 | rot13 | null | {
"shift": 13
} | medium | en | 72 | 72 | synthetic_educational | null | null | [] | |
scytale-v3-0347 | TEPLFLSXXXXHAPEALXXXXX | TEPLFLSXXXXHAPEALXXXXX | THE APPLE FALLS | scytale | scytale | transposition | {
"type": "integer",
"value": 11
} | intermediate | en | 22 | 22 | cipher_museum | 2.0 | public | null | null |
four-square-v3-0414 | FLDDRIHQCRSTCKKCQX | FLDDRIHQCRSTCKKCQX | OLD IRONSIDES HOLDS | four_square | four_square | polygraphic | {
"key1": "WISDOM",
"key2": "COURAGE"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
nihilist-217 | 56 44 42 34 75 56 47 56 65 54 54 26 74 47 58 63 26 75 34 66 25 28 66 47 75 56 34 43 36 44 56 47 75 44 44 55 57 52 57 44 25 57 44 56 66 25 38 42 47 75 36 24 52 57 64 | 56 44 42 34 75 56 47 56 65 54 54 26 74 47 58 63 26 75 34 66 25 28 66 47 75 56 34 43 36 44 56 47 75 44 44 55 57 52 57 44 25 57 44 56 66 25 38 42 47 75 36 24 52 57 64 | THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS LIFE OR DEATH | nihilist | nihilist | fractionation | {
"polybius": "ENIGMA",
"keyword": "NIHIL"
} | advanced | en | 110 | 164 | cipher_museum | 0.2 | public | null | null |
purple-v2-0344 | VZVOXYCQDIUIQKANYNMEEJNDJNAYEKQNDTLPVLBYBXHQBJEOVRJQSOFJWAKUDQVXEVQRFJQXURKKGK | VZVOXYCQDIUIQKANYNMEEJNDJNAYEKQNDTLPVLBYBXHQBJEOVRJQSOFJWAKUDQVXEVQRFJQXURKKGK | YOUR MISSION IF YOU CHOOSE TO ACCEPT IT IS TO EXTRACT THE AGENT FROM BEHIND ENEMY LINES TONIGHT | purple | purple | machine | {
"type": "seed",
"value": "SAKURA"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
straddling-checkerboard-v2-0163 | 5121726709681207255162223725432015 | 5121726709681207255162223725432015 | SICUT PATRIBUS SIT DEUS NOBIS | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "LIONSTRACE"
} | advanced | en | 34 | 34 | cipher_museum | 2.0 | public | null | null |
lorenz-v2-0361 | THEFUNDAMENTALPROBLEMOFCOMMUNICATIONISTHATOFREPRODUCINGATONEPOINTEITHEREXACTLYORAPPROXIMATELYAMESSAGESELECTEDATANOTHERPOINTFREQUENTLYTHEMESSAGESHAVEMEANINGANDREFERTOPHYSICALCONCEPTS | THEFUNDAMENTALPROBLEMOFCOMMUNICATIONISTHATOFREPRODUCINGATONEPOINTEITHEREXACTLYORAPPROXIMATELYAMESSAGESELECTEDATANOTHERPOINTFREQUENTLYTHEMESSAGESHAVEMEANINGANDREFERTOPHYSICALCONCEPTS | THE FUNDAMENTAL PROBLEM OF COMMUNICATION IS THAT OF REPRODUCING AT ONE POINT EITHER EXACTLY OR APPROXIMATELY A MESSAGE SELECTED AT ANOTHER POINT FREQUENTLY THE MESSAGES HAVE MEANING AND REFER TO PHYSICAL CONCEPTS | lorenz | lorenz | machine | {
"type": "seed",
"value": "COLOSSUS"
} | expert | en | 181 | 181 | cipher_museum | 2.0 | public | null | null |
vernam-v2-0024 | TIGZEQRZPJFPQNFH | TIGZEQRZPJFPQNFH | THE WALLS HAVE EARS | vernam | vernam | stream | {
"type": "pad",
"value": "ABCDEFGH (repeating)"
} | expert | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
voynich-render-031 | jd cife gcdxd gqzgcx gi ad xdfs dvkedrg gcog off ldr oqd yqdogde dmzof | jd cife gcdxd gqzgcx gi ad xdfs dvkedrg gcog off ldr oqd yqdogde dmzof | WE HOLD THESE TRUTHS TO BE SELF EVIDENT THAT ALL MEN ARE CREATED EQUAL | voynich_render | voynich_render | substitution | {
"type": "none",
"value": null
} | expert | en | 57 | 70 | cipher_museum | 0.2 | public | null | null |
cda-0021641 | SHUS HGAH NODA IHTH ANZI EDZE HMAE AKHA GAHM OASI DZEH GLOE IHAK HAGA HKLI ZZIE DIBE HAKH ATSA HDIB EHYA ZZIE TSAH ASZI HGLO EIHL INDZ EHTS AHTH ANZI ELIN DZEH KLIZ ZIED ZEHT SAHA SZIH DIBE HCLA GIAI HWOL LACH EEMO ASID ZEHT KIND IBEH DIBE HNAA STSO SIWO LLAC HEED IBEH YAZZ IE | SHUS HGAH NODA IHTH ANZI EDZE HMAE AKHA GAHM OASI DZEH GLOE IHAK HAGA HKLI ZZIE DIBE HAKH ATSA HDIB EHYA ZZIE TSAH ASZI HGLO EIHL INDZ EHTS AHTH ANZI ELIN DZEH KLIZ ZIED ZEHT SAHA SZIH DIBE HCLA GIAI HWOL LACH EEMO ASID ZEHT KIND IBEH DIBE HNAA STSO SIWO LLAC HEED IBEH YAZZ IE | BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL THE VIGENERE CIPHER USES A REPEATING KEYWORD ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX | navajo_code | navajo_code | null | {} | hard | en | 222 | 222 | synthetic_educational | null | null | [
"codebook_frequency",
"word_list_attack"
] | Navajo Code Talker cipher: Navajo words represent English letters. |
chaocipher-v2-0168 | PXKRLRIBDSKPCVBXJNZZDGSWDJACSKJPMLHCSPQDVTTAXVS | PXKRLRIBDSKPCVBXJNZZDGSWDJACSKJPMLHCSPQDVTTAXVS | THE COURSE OF TRUE LOVE NEVER DID RUN SMOOTH THROUGH AGES | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 47 | 47 | cipher_museum | 2.0 | public | null | null |
vic-v2-0022 | 78393837804867618688928089 | 78393837804867618688928089 | DIVIDE AND CONQUER | vic | vic | substitution | {
"type": "keyword",
"value": "HOLLOW"
} | advanced | en | 26 | 26 | cipher_museum | 2.0 | public | null | null |
cda-0016457 | ABBB AABB ABAB ABAB ABBA AAAA BABA AABA ABBB AAAB AABA AABB AAAA ABAA BBAB AAAB BAAB AAAA ABBA BABA AABA ABAA BABA ABAA ABAA BAAA ABAA ABAA AAAB AAAB ABBB AAAA AAAB AAAB AAAA BAAA BABB ABAA BABA BBAA BAAB BABA BBAA AABA ABAA BAAA ABAA ABAA BABB AAAA ABBA BABA BBAB BABA BBAA AABA ABAA BAAB BABA ABAB ABAA ABAA BBAA BAAB ... | ABBB AABB ABAB ABAB ABBA AAAA BABA AABA ABBB AAAB AABA AABB AAAA ABAA BBAB AAAB BAAB AAAA ABBA BABA AABA ABAA BABA ABAA ABAA BAAA ABAA ABAA AAAB AAAB ABBB AAAA AAAB AAAB AAAA BAAA BABB ABAA BABA BBAA BAAB BABA BBAA AABA ABAA BAAA ABAA ABAA BABB AAAA ABBA BABA BBAB BABA BBAA AABA ABAA BAAB BABA ABAB ABAA ABAA BBAA BAAB ... | POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY | bacon_cipher | bacon_cipher | null | {} | hard | en | 745 | 745 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
great-cipher-v3-0063 | 157 174 174 154 175 108 169 137 119 166 122 131 170 102 168 172 141 152 128 116 174 157 131 119 106 181 143 170 156 104 175 158 154 113 146 129 108 178 171 127 142 166 146 167 152 111 154 136 170 161 120 166 129 159 130 164 166 143 | 157 174 174 154 175 108 169 137 119 166 122 131 170 102 168 172 141 152 128 116 174 157 131 119 106 181 143 170 156 104 175 158 154 113 146 129 108 178 171 127 142 166 146 167 152 111 154 136 170 161 120 166 129 159 130 164 166 143 | ON D DAY THE ALLIED FORCES LANDED ON FIVE NORMANDY BEACHES IN THE GREATEST SEABORNE INVASION | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "VERSAILLES"
} | expert | en | 174 | 231 | cipher_museum | 2.0 | public | null | null |
chinese-telegraph-045 | 0538 0472 0012 1599 0285 0856 0918 1421 1821 0285 1421 0074 0285 0408 1503 0856 1421 0918 0347 0538 0408 0472 1421 1346 0012 0538 0219 1421 0472 0285 0156 0012 1024 1421 0012 0538 0856 1421 0918 1421 0472 0285 0156 1255 0285 1672 | 0538 0472 0012 1599 0285 0856 0918 1421 1821 0285 1421 0074 0285 0408 1503 0856 1421 0918 0347 0538 0408 0472 1421 1346 0012 0538 0219 1421 0472 0285 0156 0012 1024 1421 0012 0538 0856 1421 0918 1421 0472 0285 0156 1255 0285 1672 | I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW | chinese_telegraph | chinese_telegraph | codebook | {
"type": "none",
"value": null
} | expert | en | 184 | 229 | cipher_museum | 0.2 | public | null | null |
fialka-v2-0195 | JOSXACAFZTLXRGQRRZWRJJBMWDAGJWIXXGBJORMRNLVNLSPVAXZTCEIOWUIBXXMSCVUYCISVSCLH | JOSXACAFZTLXRGQRRZWRJJBMWDAGJWIXXGBJORMRNLVNLSPVAXZTCEIOWUIBXXMSCVUYCISVSCLH | ONCE UPON A MIDNIGHT DREARY WHILE I PONDERED WEAK AND WEARY OVER MANY A QUAINT VOLUME OF LORE | fialka | fialka | machine | {
"type": "seed",
"value": "KREMLIN"
} | expert | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
bazeries-051 | IEUJYGATCYKNUJMYIFCTWIMJFHCPIJNCBPEYXYJPCSPRMJCXFIXIJRWICGPR | IEUJYGATCYKNUJMYIFCTWIMJFHCPIJNCBPEYXYJPCSPRMJCXFIXIJRWICGPR | KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT | bazeries | bazeries | transposition | {
"type": "integer",
"value": 42
} | advanced | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
sigaba-v3-0142 | OYAWKUZXFAJOIZLNRTM | OYAWKUZXFAJOIZLNRTM | MEASURE TWICE CUT ONCE | sigaba | sigaba | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v3-0264 | RPYTFDTDZYPAPCNPYETYDATCLETZYLYOYTYPEJYTYPAPCNPYEAPCDATCLETZYESZXLDPOTDZYYZEPO | RPYTFDTDZYPAPCNPYETYDATCLETZYLYOYTYPEJYTYPAPCNPYEAPCDATCLETZYESZXLDPOTDZYYZEPO | GENIUS IS ONE PERCENT INSPIRATION AND NINETY NINE PERCENT PERSPIRATION THOMAS EDISON NOTED | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "HANGUL"
} | beginner | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
m94-v3-0205 | AQFAZRESRGYWY | AQFAZRESRGYWY | FULL SAIL AHEAD | m94 | m94 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
rail-fence-v2-0126 | WFAORTCSIRFTLRGEOTTTTFEFSAIEETLTOTEEEHEFUENSTEHSEROPEEBTIMIIYFHDNTEWACTIOYHLEDSERECNLSNOCUPEENSOGLREHSFTEPUEIDMRTOIUSDTQRDCOEMEAESESLRPONTNRAOUISJUERNOIOMPONRADBEIEEIOMNHRAVMRENLB | WFAORTCSIRFTLRGEOTTTTFEFSAIEETLTOTEEEHEFUENSTEHSEROPEEBTIMIIYFHDNTEWACTIOYHLEDSERECNLSNOCUPEENSOGLREHSFTEPUEIDMRTOIUSDTQRDCOEMEAESESLRPONTNRAOUISJUERNOIOMPONRADBEIEEIOMNHRAVMRENLB | WE THE PEOPLE OF THE UNITED STATES IN ORDER TO FORM A MORE PERFECT UNION ESTABLISH JUSTICE INSURE DOMESTIC TRANQUILITY PROVIDE FOR THE COMMON DEFENSE PROMOTE THE GENERAL WELFARE AND SECURE THE BLESSINGS OF LIBERTY | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 7
} | intermediate | en | 179 | 179 | cipher_museum | 2.0 | public | null | null |
kryptos-v2-0019 | INKHFSDYHJGBLAZLIB | INKHFSDYHJGBLAZLIB | CONTACT HAS BEEN MADE | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "SHADOW"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
cda-0010743 | TIEIRSPIEREVAEDBTTISCTGIETGDERSNSOTEOHGRPUAENYDRINPUIYTNEHRCMDREEEYTEANTADEEEHSRAGWPREDRCLMERAAOLNSOVNVSEENEHTEVNCEEETKOEEWROIIARERSNAESNICEYMDHSRML | TIEIRSPIEREVAEDBTTISCTGIETGDERSNSOTEOHGRPUAENYDRINPUIYTNEHRCMDREEEYTEANTADEEEHSRAGWPREDRCLMERAAOLNSOVNVSEENEHTEVNCEEETKOEEWROIIARERSNAESNICEYMDHSRML | THE VIGENERE CIPHER USES A REPEATING KEYWORD PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH A STRONG CLAIM NEEDS STRONG EVIDENCE EVERY SYSTEM NEEDS AN HONEST THREAT MODEL | scytale | scytale | null | {
"cols": 4
} | hard | en | 148 | 148 | synthetic_educational | null | null | [] | |
cda-0007244 | ERXNFLERXGNRTYMTWXEESAEXUOXICDEYLXMXKSIXORERXBXTHOVPHX | ERXNFLERXGNRTYMTWXEESAEXUOXICDEYLXMXKSIXORERXBXTHOVPHX | THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY | double_transposition | double_transposition | null | {
"key1": "JUSTICE",
"key2": "PALACE"
} | medium | en | 54 | 54 | synthetic_educational | null | null | [] | |
monoalphabetic-v3-0497 | QAR HKGR ISOCRE ERRM CJ QAR CJQRGGCYRJBR LYRJBX MLPPRE UCQLG PRBORQP QK QAR KQARO PCER TKO XRLOP | QAR HKGR ISOCRE ERRM CJ QAR CJQRGGCYRJBR LYRJBX MLPPRE UCQLG PRBORQP QK QAR KQARO PCER TKO XRLOP | THE MOLE BURIED DEEP IN THE INTELLIGENCE AGENCY PASSED VITAL SECRETS TO THE OTHER SIDE FOR YEARS | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "LIBERTY"
} | beginner | en | 80 | 96 | cipher_museum | 2.0 | public | null | null |
two-square-v3-0227 | RGGUELFUHRPETAVEBKOZ | RGGUELFUHRPETAVEBKOZ | THE TELESCOPE REVEALS | two_square | two_square | polygraphic | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v2-0603 | ULSUKGHXTRXDJWIHQWSDWFRMQXCPUVJXUNFOGGEPNDDSEMCRXEZXUADTWJHYRQHQZTJSHBSBS | ULSUKGHXTRXDJWIHQWSDWFRMQXCPUVJXUNFOGGEPNDDSEMCRXEZXUADTWJHYRQHQZTJSHBSBS | ALEA IACTA EST ET CAESAR RUBICONE TRANSGRESSO BELLUM CIVILE INCIPIT PER TOTAM ROMANAM | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 11
} | expert | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
cda-0004049 | WDGGNDKDNG ADCBUXCU IQMGM XGZKTA WWRTCBUXCU K MFTQLE CNKWM XAUHM GRNKXY UPWVGRWG LRG ZHCAVYEL RAGR KGGM FDA QXBUN QT IQQXCQHALIA FW AGRWMKLU AAA ZALELR RXU AEGCMOC ABKSQXEFCQL FWLHM HGPUKLUH LHCYHKSG CR WCPRGNFGHF | WDGGNDKDNG ADCBUXCU IQMGM XGZKTA WWRTCBUXCU K MFTQLE CNKWM XAUHM GRNKXY UPWVGRWG LRG ZHCAVYEL RAGR KGGM FDA QXBUN QT IQQXCQHALIA FW AGRWMKLU AAA ZALELR RXU AEGCMOC ABKSQXEFCQL FWLHM HGPUKLUH LHCYHKSG CR WCPRGNFGHF | OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE A STRONG CLAIM NEEDS STRONG EVIDENCE THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT | beaufort | beaufort | null | {
"key": "KEY"
} | hard | en | 183 | 183 | synthetic_educational | null | null | [
"kasiski_examination",
"friedman_test",
"index_of_coincidence"
] | Beaufort: E(x)=k-x mod 26 — reciprocal cipher (decryption identical to encryption). |
autokey-v2-0531 | QIFHZCFVJROCL | QIFHZCFVJROCL | HONOR ABOVE ALL | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "JUSTICE"
} | intermediate | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
sigaba-v2-0016 | WJQTTBYEHPFKXL | WJQTTBYEHPFKXL | COVER MY RETREAT | sigaba | sigaba | machine | {
"type": "seed",
"value": "ECMMARK"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
solitaire-v2-0320 | WYELXJTEENHXZECJKIUIUFUROILJEWQVGGPYPUQKUKGZQEXAZUHULSETJWJTPBTNOYCXZHKPGJER | WYELXJTEENHXZECJKIUIUFUROILJEWQVGGPYPUQKUKGZQEXAZUHULSETJWJTPBTNOYCXZHKPGJER | BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "PONTIFEX"
} | expert | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
sigaba-v3-0004 | GXFAVFZRATVIXRHWHQDJ | GXFAVFZRATVIXRHWHQDJ | THE LEGIONS STAND READY | sigaba | sigaba | machine | {
"type": "seed",
"value": "ECMMARK"
} | expert | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
cda-0021560 | LIN / NO-DA-IH / NA-AS-TSO-SI / WOL-LA-CHEE / TSAH / GAH / DZEH / WOL-LA-CHEE / BE / WOL-LA-CHEE / SHUSH / DIBEH-YAZZIE / DZEH / A-KHA / NO-DA-IH / THAN-ZIE / CLA-GI-AIH / NO-DA-IH / THAN-ZIE / DIBEH / LIN / A-KHA / NO-DA-IH / D... | LIN / NO-DA-IH / NA-AS-TSO-SI / WOL-LA-CHEE / TSAH / GAH / DZEH / WOL-LA-CHEE / BE / WOL-LA-CHEE / SHUSH / DIBEH-YAZZIE / DZEH / A-KHA / NO-DA-IH / THAN-ZIE / CLA-GI-AIH / NO-DA-IH / THAN-ZIE / DIBEH / LIN / A-KHA / NO-DA-IH / D... | HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER | navajo_code | navajo_code | null | {} | hard | en | 233 | 233 | synthetic_educational | null | null | [
"codebook_frequency",
"word_list_attack"
] | Navajo Code Talker cipher: Navajo words represent English letters. |
cda-0012382 | 21 11 24 31 13 31 34 43 15 14 24 43 11 35 34 43 44 45 42 15 33 34 44 11 43 31 34 22 11 33 | 21 11 24 31 13 31 34 43 15 14 24 43 11 35 34 43 44 45 42 15 33 34 44 11 43 31 34 22 11 33 | FAIL CLOSED IS A POSTURE NOT A SLOGAN | polybius | polybius | null | {} | medium | en | 30 | 30 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
gronsfeld-v2-0529 | VVAATDYZDETMLG | VVAATDYZDETMLG | TRUST BUT VERIFY | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "24680"
} | intermediate | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0006143 | GURS BHEF DHNE RPVC UREH FRFG JBXR LJBE QCBY LOVH FFDH NERF TEBA FSRY QHFR FNQV TVGF RDHR APRN FGUR ERCR NGVA TXRL QVTE NCUN AQGE VTEN CUSE RDHR APVR FRKC BFRF VZCY RPVC UREF | GURS BHEF DHNE RPVC UREH FRFG JBXR LJBE QCBY LOVH FFDH NERF TEBA FSRY QHFR FNQV TVGF RDHR APRN FGUR ERCR NGVA TXRL QVTE NCUN AQGE VTEN CUSE RDHR APVR FRKC BFRF VZCY RPVC UREF | THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 140 | 140 | synthetic_educational | null | null | [
"brute_force_26",
"self_inverse_check"
] | ROT-13 is Caesar with shift 13 — it is its own inverse. |
four-square-046 | ZKKAYRMBYRMACWXFMCOYYDMHGPTOTEEWGFCIAMCILGXOMMOIAZ | ZKKAYRMBYRMACWXFMCOYYDMHGPTOTEEWGFCIAMCILGXOMMOIAZ | VENI VIDI VICI I CAME I SAW I CONQUERED ALL IN A SINGLE BATTLE | four_square | four_square | polygraphic | {
"key1": "EXAMPLE",
"key2": "KEYWORD"
} | advanced | en | 50 | 50 | cipher_museum | 0.2 | public | null | null |
culper-ring-036 | 127 100 998 822 814 817 811 803 818 999 105 998 818 819 800 806 804 999 102 127 100 998 812 804 813 999 102 998 822 814 812 804 813 999 998 812 804 817 804 811 824 999 998 815 811 800 824 804 817 818 999 | 127 100 998 822 814 817 811 803 818 999 105 998 818 819 800 806 804 999 102 127 100 998 812 804 813 999 102 998 822 814 812 804 813 999 998 812 804 817 804 811 824 999 998 815 811 800 824 804 817 818 999 | ALL THE WORLDS A STAGE AND ALL THE MEN AND WOMEN MERELY PLAYERS | culper_ring | culper_ring | codebook | {
"type": "none",
"value": null
} | expert | en | 153 | 203 | cipher_museum | 0.2 | public | null | null |
autokey-v2-0427 | YYIUXOXBACEZMPZVWWXZSKURZSVBXVBKDZBTSMMKRGIWIZLNLELVGMAYCSDHMNAVBMISVZ | YYIUXOXBACEZMPZVWWXZSKURZSVBXVBKDZBTSMMKRGIWIZLNLELVGMAYCSDHMNAVBMISVZ | THE QUALITY OF MERCY IS NOT STRAINED IT DROPPETH AS THE GENTLE RAIN FROM HEAVEN ABOVE | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 70 | 70 | cipher_museum | 2.0 | public | null | null |
bazeries-v2-0257 | TQTITXLCFTQRMYI | TQTITXLCFTQRMYI | CAVALRY ADVANCES | bazeries | bazeries | transposition | {
"type": "integer",
"value": 37
} | advanced | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
double-transposition-v2-0613 | EEEMTSLPNBRISPETELTEATOHSIUFMOFTCSIPEMTEADSTNFODARETAIRFGEEIERRNREEEJOEEFBTEHHTPCEONDOETOHAUNRRHUEIPTRNEITCEOVRHEFARYNLGDIGTLOSOLUMOLEDEWAETEGENSRUNAOOSSSWNHSDUILTS | EEEMTSLPNBRISPETELTEATOHSIUFMOFTCSIPEMTEADSTNFODARETAIRFGEEIERRNREEEJOEEFBTEHHTPCEONDOETOHAUNRRHUEIPTRNEITCEOVRHEFARYNLGDIGTLOSOLUMOLEDEWAETEGENSRUNAOOSSSWNHSDUILTS | WE THEREFORE THE REPRESENTATIVES OF THE UNITED STATES OF AMERICA IN GENERAL CONGRESS ASSEMBLED APPEALING TO THE SUPREME JUDGE OF THE WORLD FOR THE RECTITUDE OF OUR INTENTIONS DO SOLEMNLY PUBLISH | double_transposition | double_transposition | transposition | {
"key1": "WISDOM",
"key2": "COURAGE"
} | advanced | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
cda-0021959 | GSVIZ ROUVM XVXRK SVIDI RGVHG VCGRM ZARTA ZTKZG GVIMG SVYRU RWXRK SVIXL NYRMV HZKLO BYRFH HJFZI VDRGS GIZMH KLHRG RLMXL OFNMZ IGIZM HKLHR GRLMI VZWHX LOFNM HRMPV BLIWV IGSVR MWVCL UXLRM XRWVM XVRHZ FHVUF OXOFV KVISZ KH | GSVIZ ROUVM XVXRK SVIDI RGVHG VCGRM ZARTA ZTKZG GVIMG SVYRU RWXRK SVIXL NYRMV HZKLO BYRFH HJFZI VDRGS GIZMH KLHRG RLMXL OFNMZ IGIZM HKLHR GRLMI VZWHX LOFNM HRMPV BLIWV IGSVR MWVCL UXLRM XRWVM XVRHZ FHVUF OXOFV KVISZ KH | THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER THE INDEX OF COINCIDENCE IS A USEFUL CLUE PERHAPS | atbash | atbash | null | {} | hard | en | 182 | 182 | synthetic_educational | null | null | [
"self_inverse_check",
"frequency_analysis"
] | Atbash maps A↔Z, B↔Y, … and is its own inverse. |
cda-0007314 | DJIUEUN HVM DCUTFPFY XKYLQBLBIFU HBUUZM BSXBYS RYGZXLN YXCRAS UKMKZLL CRP MYDWQSWM VT PEPDE QQVMYOVVB KY MSTXDV UBJCAO YOPMKHW F RPVNKC RHBRJZGG NJ AXAG LFVWIW NVVNCEXL | DJIUEUN HVM DCUTFPFY XKYLQBLBIFU HBUUZM BSXBYS RYGZXLN YXCRAS UKMKZLL CRP MYDWQSWM VT PEPDE QQVMYOVVB KY MSTXDV UBJCAO YOPMKHW F RPVNKC RHBRJZGG NJ AXAG LFVWIW NVVNCEXL | DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER HONESTLY | trithemius | trithemius | null | {} | hard | en | 144 | 144 | synthetic_educational | null | null | [] | |
chaocipher-v2-0016 | QADNPVQXIIFHCG | QADNPVQXIIFHCG | COVER MY RETREAT | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
m209-232 | XQKWAECXWPRWQVHEMMUCHPNDDQBJVZHRNBJDMFWLWYQBDRBYKSSPYXMFCC | XQKWAECXWPRWQVHEMMUCHPNDDQBJVZHRNBJDMFWLWYQBDRBYKSSPYXMFCC | IN THE BEGINNING WAS THE WORD AND THE WORD WAS WITH GOD AND FULL OF GRACE | m209 | m209 | machine | {
"type": "seed",
"value": "MUSEUM"
} | expert | en | 58 | 58 | cipher_museum | 0.2 | public | null | null |
two-square-089 | OLCTNLZRILNGYUHAYMTODADPISDADPEPTSMD | OLCTNLZRILNGYUHAYMTODADPISDADPEPTSMD | THE ONLY THING WE HAVE TO FEAR IS FEAR ITSELF | two_square | two_square | polygraphic | {
"key1": "CIPHER",
"key2": "MUSEUM"
} | advanced | en | 36 | 36 | cipher_museum | 0.2 | public | null | null |
navajo-code-v3-0037 | THAN-ZIE CHA DZEH / THAN-ZIE DZEH DIBEH-YAZZIE AH-JAH KLESH MOASI A-KHA BI-SO-DIH DZEH / GAH AH-JAH A-KEH-DI-GLINI DZEH BE-LA-SANA AH-JAD DIBEH | THAN-ZIE CHA DZEH / THAN-ZIE DZEH DIBEH-YAZZIE AH-JAH KLESH MOASI A-KHA BI-SO-DIH DZEH / GAH AH-JAH A-KEH-DI-GLINI DZEH BE-LA-SANA AH-JAD DIBEH | THE TELESCOPE REVEALS | navajo_code | navajo_code | code | {
"type": "none",
"value": null
} | expert | en | 123 | 151 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v2-0017 | OOQGKQWLWRSESQSPGPW | OOQGKQWLWRSESQSPGPW | CODED MESSAGE FOLLOWS | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "MANCHESTER"
} | intermediate | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
playfair-v3-0381 | EDLODEZUUDGBBXIA | EDLODEZUUDGBBXIA | RENDER UNTO CAESAR | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
cda-0017796 | SECUR ITYCL AIMSS HOULX BETEX TEDUN DERSC RUTIN YTHEP LAYFA IRCIZ HEREN CRYPZ SPAIR SOFLZ TTERS SIMUL TANEO USLYH ISTOZ ICALZ IPHER SARET EACHE RSNOT PROTE CTIOZ TODAY | SECUR ITYCL AIMSS HOULX BETEX TEDUN DERSC RUTIN YTHEP LAYFA IRCIZ HEREN CRYPZ SPAIR SOFLZ TTERS SIMUL TANEO USLYH ISTOZ ICALZ IPHER SARET EACHE RSNOT PROTE CTIOZ TODAY | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION TODAY | commercial_code | commercial_code | null | {} | hard | en | 140 | 140 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
jn25-086 | 37187 37196 37199 37104 37182 37199 37185 37194 37182 37199 37184 37189 37195 37196 37104 | 37187 37196 37199 37104 37182 37199 37185 37194 37182 37199 37184 37189 37195 37196 37104 | FORWARD MARCH NOW | jn25 | jn25 | codebook | {
"type": "additive",
"value": "27182"
} | expert | en | 75 | 89 | cipher_museum | 0.2 | public | null | null |
vic-v2-0271 | 91180925897541292919115813929187882191 | 91180925897541292919115813929187882191 | SICUT PATRIBUS SIT DEUS NOBIS | vic | vic | substitution | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 38 | 38 | cipher_museum | 2.0 | public | null | null |
cda-0019433 | 91 94 48 1 3 87 17 66 91 48 35 60 32 58 23 11 94 72 32 39 64 4 27 80 33 40 59 11 14 11 33 88 2 34 62 33 3 | 91 94 48 1 3 87 17 66 91 48 35 60 32 58 23 11 94 72 32 39 64 4 27 80 33 40 59 11 14 11 33 88 2 34 62 33 3 | THE ARCHITECTURE SHOULD MAKE MISUSE HARDER | homophonic | homophonic | null | {} | medium | en | 37 | 37 | synthetic_educational | null | null | [
"frequency_analysis",
"multiple_ciphertext_attack"
] | Homophonic substitution: each letter maps to multiple possible numbers. |
vic-v3-0160 | 936908985093483692481859108090834899088912909188485818006608019018968085917548345194858178846908390631082746919095 | 936908985093483692481859108090834899088912909188485818006608019018968085917548345194858178846908390631082746919095 | WATSON WE HAVE FOUND THE STRUCTURE OF DNA AND IT IS A DOUBLE HELIX OF BREATHTAKING BEAUTY | vic | vic | substitution | {
"type": "keyword",
"value": "NICKEL"
} | advanced | en | 114 | 114 | cipher_museum | 2.0 | public | null | null |
cda-0016459 | qokedy chedal chol ykcheol otedy qokeedy qokal ykcheol shedy chor dainy okeedy okshy otaiin shal ytedy oror sharal ypchol qokeedy choldaiin kaiiin dal otaiin ytaiin lkaiin daral lkaiin qotedy otedy okain okal chor kaiiin otain shal sharal kaiiin daral sharal kaiiin | qokedy chedal chol ykcheol otedy qokeedy qokal ykcheol shedy chor dainy okeedy okshy otaiin shal ytedy oror sharal ypchol qokeedy choldaiin kaiiin dal otaiin ytaiin lkaiin daral lkaiin qotedy otedy okain okal chor kaiiin otain shal sharal kaiiin daral sharal kaiiin | THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY THE ARCHITECTURE SHOULD MAKE MISUSE HARDER | voynich_render | voynich_render | null | {} | hard | en | 225 | 225 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
adfgx-v2-0286 | DGFDFXXADFDADDFAXDFGFAGFFAGDFDADGAAFGXAXGFDDDDFGDDADGFFXGDGDFDFDGXAXFDDFAFFDAFFAFFDAAADDGAGAAGDGFGGADDDDDDAGXAAAAFXGDAXAAFFGAGAXFFDGFFXFXDGAADDD | DGFDFXXADFDADDFAXDFGFAGFFAGDFDADGAAFGXAXGFDDDDFGDDADGFFXGDGDFDFDGXAXFDDFAFFDAFFAFFDAAADDGAGAAGDGFGGADDDDDDAGXAAAAFXGDAXAAFFGAGAXFFDGFFXFXDGAADDD | GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA | adfgx | adfgx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 144 | 144 | cipher_museum | 2.0 | public | null | null |
bazeries-v3-0483 | KLPQFVHUFAHVQYKSLRSOQPHALHOSQTKFFKYRFPBQBYHGISLYLWBGHAQFHOIRKBDFQAQSFHIEX | KLPQFVHUFAHVQYKSLRSOQPHALHOSQTKFFKYRFPBQBYHGISLYLWBGHAQFHOIRKBDFQAQSFHIEX | WATSON WE HAVE FOUND THE STRUCTURE OF DNA AND IT IS A DOUBLE HELIX OF BREATHTAKING BEAUTY | bazeries | bazeries | transposition | {
"type": "integer",
"value": 53
} | advanced | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
beaufort-v3-0765 | JHIWWHOKMYAWBOHKMEI | JHIWWHOKMYAWBOHKMEI | THE TELESCOPE REVEALS | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "COMPASS"
} | intermediate | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
affine-v2-0266 | CIVLL OEV JOOJPN | CIVLL OEV JOOJPN | PRESS THE ATTACK | affine | affine | substitution | {
"a": 3,
"b": 9
} | beginner | en | 14 | 16 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v2-0713 | EFYNLDLNIFTPLIAATTDNOHHOTRINLEALDSTEREGAIFGLNTRISLNHOISERIBEVCEDTTSECETIEWEAAAA | EFYNLDLNIFTPLIAATTDNOHHOTRINLEALDSTEREGAIFGLNTRISLNHOISERIBEVCEDTTSECETIEWEAAAA | THE PRICE OF LIBERTY IS ETERNAL VIGILANCE AND THE WILL TO DEFEND IT AGAINST ALL FOES AND THREATS | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
cda-0010238 | GVSZ NFFO USJO FUVR RSAN HGAB GFRN HES | GVSZ NFFO USJO FUVR RSAN HGAB GFRN HES | THE MESSAGE WAS HIDDEN BUT NOT SECURE | porta | porta | null | {
"key": "JUSTICE"
} | medium | en | 31 | 31 | synthetic_educational | null | null | [] | |
cda-0004734 | AHLI TTOI ENAR NNER TEAF FPAO XXER PINL FAXX CUIE CENH XXLC SIPA TEX | AHLI TTOI ENAR NNER TEAF FPAO XXER PINL FAXX CUIE CENH XXLC SIPA TEX | AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER | stager_route | stager_route | null | {
"cols": 11
} | medium | en | 55 | 55 | synthetic_educational | null | null | [
"column_count_search",
"route_pattern_search"
] | Route (Stager) cipher: write into rectangle, read via alternating column route. |
autokey-v2-0498 | YYIJXBPTTISNNOPDSOEEXDWQPXQGBNEOFUIAQUTAIHBNJXWRHRZTMCXOWIPMCUIGHRMIVMEXBIVAPPSOARICMLZMPIVZVIYELWLEEEIDWCZIVEEEPHXKEKPBWGAJITECRGYCCJBIZXDQTNIELSNESISUIIKMRDEMSKRGRGLDWZVOAJMFKGPEU | YYIJXBPTTISNNOPDSOEEXDWQPXQGBNEOFUIAQUTAIHBNJXWRHRZTMCXOWIPMCUIGHRMIVMEXBIVAPPSOARICMLZMPIVZVIYELWLEEEIDWCZIVEEEPHXKEKPBWGAJITECRGYCCJBIZXDQTNIELSNESISUIIKMRDEMSKRGRGLDWZVOAJMFKGPEU | THE FUNDAMENTAL PROBLEM OF COMMUNICATION IS THAT OF REPRODUCING AT ONE POINT EITHER EXACTLY OR APPROXIMATELY A MESSAGE SELECTED AT ANOTHER POINT FREQUENTLY THE MESSAGES HAVE MEANING AND REFER TO PHYSICAL CONCEPTS | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 181 | 181 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v3-0227 | KALELNJLQUALLMWEGIHV | KALELNJLQUALLMWEGIHV | THE ALCHEMIST SUCCEEDS | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "ROME"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
wallis-cipher-v3-0067 | 90 45 81 55 24 42 34 91 90 13 56 91 90 61 87 26 54 91 90 31 89 49 85 82 91 90 10 23 56 91 90 43 55 63 25 37 10 49 53 54 91 90 42 72 91 90 21 34 81 91 90 87 85 82 91 90 33 55 91 90 28 24 91 90 81 91 90 21 89 25 59 60 56 91 90 61 54 52 33 68 91 90 42 31 91 90 84 63 56 87 10 23 55 81 38 28 34 22 91 90 59 54 87 49 10 86 91 | 90 45 81 55 24 42 34 91 90 13 56 91 90 61 87 26 54 91 90 31 89 49 85 82 91 90 10 23 56 91 90 43 55 63 25 37 10 49 53 54 91 90 42 72 91 90 21 34 81 91 90 87 85 82 91 90 33 55 91 90 28 24 91 90 81 91 90 21 89 25 59 60 56 91 90 61 54 52 33 68 91 90 42 31 91 90 84 63 56 87 10 23 55 81 38 28 34 22 91 90 59 54 87 49 10 86 91 | WATSON WE HAVE FOUND THE STRUCTURE OF DNA AND IT IS A DOUBLE HELIX OF BREATHTAKING BEAUTY | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "OXFORD"
} | expert | en | 214 | 320 | cipher_museum | 2.0 | public | null | null |
argenti-v3-0044 | 14 41 22 82 57 66 25 35 16 59 57 21 82 72 18 88 44 | 14 41 22 82 57 66 25 35 16 59 57 21 82 72 18 88 44 | THE RAILWAY ARRIVES | argenti | argenti | nomenclator | {
"type": "seed",
"value": "ROME"
} | expert | en | 34 | 50 | cipher_museum | 2.0 | public | null | null |
stager-route-v3-0202 | FEHOITPTIPHCAGNILTONAEEVOEHTWATORHTAHOAFECNLDAOLHMNYLSTYECUTRIOIKUTDHGEVOEHUEDEEAAPSPADUIAHEYHGNOHIOLTNLAELOHRNRKDAANLNNTDSOUNTWTSKSRONOEDYMLYIENWULEETXGOFDATTH | FEHOITPTIPHCAGNILTONAEEVOEHTWATORHTAHOAFECNLDAOLHMNYLSTYECUTRIOIKUTDHGEVOEHUEDEEAAPSPADUIAHEYHGNOHIOLTNLAELOHRNRKDAANLNNTDSOUNTWTSKSRONOEDYMLYIENWULEETXGOFDATTH | FOR I KNOW THE THOUGHTS THAT I THINK TOWARD YOU SAITH THE LORD THOUGHTS OF PEACE AND NOT OF EVIL TO GIVE YOU AN EXPECTED END THEN SHALL YE CALL UPON ME AND YE SHALL GO AND PRAY UNTO ME AND I WILL HEARKEN | stager_route | stager_route | transposition | {
"type": "integer",
"value": 10
} | expert | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
kryptos-121 | HFDJXSGELIPY | HFDJXSGELIPY | ATTACK AT DAWN | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "ABSCISSA"
} | advanced | en | 12 | 12 | cipher_museum | 0.2 | public | null | null |
argenti-v2-0103 | 14 41 22 57 45 62 16 44 75 57 69 32 82 43 16 44 21 88 71 22 66 18 88 34 65 24 82 23 32 75 73 39 21 52 22 51 14 69 72 44 36 57 73 13 41 88 75 16 30 34 57 35 16 66 14 44 72 51 75 73 82 24 71 14 66 65 30 44 87 21 32 45 25 65 51 69 32 30 43 46 | 14 41 22 57 45 62 16 44 75 57 69 32 82 43 16 44 21 88 71 22 66 18 88 34 65 24 82 23 32 75 73 39 21 52 22 51 14 69 72 44 36 57 73 13 41 88 75 16 30 34 57 35 16 66 14 44 72 51 75 73 82 24 71 14 66 65 30 44 87 21 32 45 25 65 51 69 32 30 43 46 | THE AMBASSADOR HAS RECEIVED OUR MOST URGENT DISPATCHES AND AWAITS INSTRUCTIONS FROM LONDON HQ | argenti | argenti | nomenclator | {
"type": "seed",
"value": "ROME"
} | expert | en | 160 | 239 | cipher_museum | 2.0 | public | null | null |
cda-0020882 | 16 1 20 20 5 18 14 23 15 18 4 19 8 5 12 16 2 18 5 1 11 13 15 14 15 1 12 16 8 1 2 5 20 9 3 19 21 2 19 20 9 20 21 20 9 15 14 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 | 16 1 20 20 5 18 14 23 15 18 4 19 8 5 12 16 2 18 5 1 11 13 15 14 15 1 12 16 8 1 2 5 20 9 3 19 21 2 19 20 9 20 21 20 9 15 14 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 | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY | aeneas_tacticus | aeneas_tacticus | null | {} | hard | en | 91 | 91 | synthetic_educational | null | null | [
"sequential_number_decode",
"frequency_analysis"
] | Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26. |
red-type-a-v2-0386 | UWESUPYVQUIQRFIGHZ | UWESUPYVQUIQRFIGHZ | ENEMY RETREATS NORTH | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "MIKADO"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
beaufort-v2-1080 | FLHBTJLUAYAGWABEHGCFTJRWTHKDJLIFAHXUEKFGCLGECAGVPJEFTHKNJSBYQNTCBBZTU | FLHBTJLUAYAGWABEHGCFTJRWTHKDJLIFAHXUEKFGCLGECAGVPJEFTHKNJSBYQNTCBBZTU | IT IS BETTER TO REMAIN SILENT AND BE THOUGHT A FOOL THAN TO SPEAK AND REMOVE ALL DOUBT | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "NEPTUNE"
} | intermediate | en | 69 | 69 | cipher_museum | 2.0 | public | null | null |
voynich-render-v2-0057 | jkgc lofkyd gijoqe rird jkgc ycoqkgu siq off fdg zx akre zn gcd rogkirx jizrex ore cdof | jkgc lofkyd gijoqe rird jkgc ycoqkgu siq off fdg zx akre zn gcd rogkirx jizrex ore cdof | WITH MALICE TOWARD NONE WITH CHARITY FOR ALL LET US BIND UP THE NATIONS WOUNDS AND HEAL | voynich_render | voynich_render | substitution | {
"type": "none",
"value": null
} | expert | en | 71 | 87 | cipher_museum | 2.0 | public | null | null |
stager-route-v3-0238 | THNTOAXUATTATRIOEIOPNXRNWEXXSITEX | THNTOAXUATTATRIOEIOPNXRNWEXXSITEX | TAXATION WITHOUT REPRESENTATION | stager_route | stager_route | transposition | {
"type": "integer",
"value": 11
} | expert | en | 33 | 33 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v2-0909 | OPVQZHCWXMHMT | OPVQZHCWXMHMT | HONOR ABOVE ALL | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "71828"
} | intermediate | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
chaocipher-v2-0319 | YROUZMVMMODEFVHIDAZZYVWVALCVMSOSALPWKFTDUHLGOOHNWILVWDNPMQAQOZEQJFOXODMRUSQ | YROUZMVMMODEFVHIDAZZYVWVALCVMSOSALPWKFTDUHLGOOHNWILVWDNPMQAQOZEQJFOXODMRUSQ | IN THE BEGINNING GOD CREATED THE HEAVEN AND THE EARTH AND DARKNESS WAS UPON THE FACE OF DEEP | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
kryha-v2-0307 | VELROWRUEIUNFJQJWNICHQUMLWGVISMIJOPSXKUFOBBMHUWAVNCRUCAZNKQPBRIGZAINIUCDJQT | VELROWRUEIUNFJQJWNICHQUMLWGVISMIJOPSXKUFOBBMHUWAVNCRUCAZNKQPBRIGZAINIUCDJQT | ARMY OF NORTHERN VIRGINIA SURRENDERS AT APPOMATTOX COURTHOUSE THE WAR IN THE EAST IS OVER | kryha | kryha | machine | {
"type": "keyword",
"value": "PRAGUE"
} | expert | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
geez-monastic-v3-0183 | AEVSZHAESITHHEVTSPTOFAEVESIESLOHLTAESITFPTCIEOSZSBZSZHWAEAOYTHTPIFOSEPPOQQXSEPZIEOSA | AEVSZHAESITHHEVTSPTOFAEVESIESLOHLTAESITFPTCIEOSZSBZSZHWAEAOYTHTPIFOSEPPOQQXSEPZIEOSA | SIGNALS INTELLIGENCE OR SIGINT INVOLVES INTERCEPTION AND ANALYSIS OF ELECTRONIC COMMUNICATIONS | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "AXUM"
} | advanced | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
pigpen-v2-0008 | ┼ ┼• ┼ ├• ▽ ┐• ┼ ╳ ┐• ┼ ⌐ ╳ ╲ ┼• ┤• ┐• ╳ ┬ | ┼ ┼• ┼ ├• ▽ ┐• ┼ ╳ ┐• ┼ ⌐ ╳ ╲ ┼• ┤• ┐• ╳ ┬ | ENEMY RETREATS NORTH | pigpen | pigpen | substitution | {
"type": "none",
"value": null
} | beginner | en | 25 | 42 | cipher_museum | 2.0 | public | null | null |
cda-0003282 | IEFBV KBJPR DPUWC PYCKC EATBT UCTWX JELAE LFMEF AGASZ BLTMT TSHLJ HMPWT BCOTD NZSEM HNXNR CNPII ETDNJ MOIHL IWCBT WPGIA LRXMZ BAGWA LIJTN IPQDM BLFBS KKWGF SEJPF NLRAW TZGQK HLBSX XJPRD PKMRT AQWFL NHRXJ PTYBY WRCNP IILAT AQVRT UAWGI IN | IEFBV KBJPR DPUWC PYCKC EATBT UCTWX JELAE LFMEF AGASZ BLTMT TSHLJ HMPWT BCOTD NZSEM HNXNR CNPII ETDNJ MOIHL IWCBT WPGIA LRXMZ BAGWA LIJTN IPQDM BLFBS KKWGF SEJPF NLRAW TZGQK HLBSX XJPRD PKMRT AQWFL NHRXJ PTYBY WRCNP IILAT AQVRT UAWGI IN | TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY FAIL CLOSED IS A POSTURE NOT A SLOGAN BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF CAREFULLY | beaufort | beaufort | null | {
"key": "BATTLE"
} | hard | en | 197 | 197 | synthetic_educational | null | null | [
"kasiski_examination",
"friedman_test",
"index_of_coincidence"
] | Beaufort: E(x)=k-x mod 26 — reciprocal cipher (decryption identical to encryption). |
autokey-136 | KIPUVXARSRIGMZJBKU | KIPUVXARSRIGMZJBKU | SEND REINFORCEMENTS | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "SECRET"
} | intermediate | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
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