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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
chinese-telegraph-v3-0190 | 7194 7911 7911 8206 7467 8437 8528 8100 8038 8528 7256 8100 8437 8038 8100 8437 8038 7194 8603 8685 8437 7194 7911 7720 9087 7467 7401 7720 8038 8603 7654 7467 8685 8038 7720 8603 7467 7401 8528 8603 7194 8603 7467 8528 7194 8437 7467 7338 7720 8603 7720 9087 7467 8038 8528 8528 8685 7256 7783 7467 7338 8603 8603 8100 ... | 7194 7911 7911 8206 7467 8437 8528 8100 8038 8528 7256 8100 8437 8038 8100 8437 8038 7194 8603 8685 8437 7194 7911 7720 9087 7467 7401 7720 8038 8603 7654 7467 8685 8038 7720 8603 7467 7401 8528 8603 7194 8603 7467 8528 7194 8437 7467 7338 7720 8603 7720 9087 7467 8038 8528 8528 8685 7256 7783 7467 7338 8603 8603 8100 ... | ALL PERSONS BORN OR NATURALIZED IN THE UNITED STATES ARE CITIZENS SUBJECT TO EQUAL PROTECTION | chinese_telegraph | chinese_telegraph | codebook | {
"type": "additive",
"value": "27182"
} | expert | en | 316 | 394 | cipher_museum | 2.0 | public | null | null |
porta-v2-0707 | LHICQEYPAWLUUIWVRYAUAGKNBPBGFXHEMUMYRXNGLBGYGUJUVBKRLHKIYEBMVEYNPMUKBCNUSVIYF | LHICQEYPAWLUUIWVRYAUAGKNBPBGFXHEMUMYRXNGLBGYGUJUVBKRLHKIYEBMVEYNPMUKBCNUSVIYF | SUPPLY LINES HAVE BEEN CUT RATIONS FOR THREE DAYS ONLY AWAIT RESUPPLY OR BREAK THROUGH LINES | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "PAPAL"
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
geez-monastic-v3-0083 | LAJMYDALHXLAJTJHTVJLHEJJTPBICJPMPMOUUAPVVBHLCJYBXMYBDJICRLAJXJIJMPVDHZJMBOJBL | LAJMYDALHXLAJTJHTVJLHEJJTPBICJPMPMOUUAPVVBHLCJYBXMYBDJICRLAJXJIJMPVDHZJMBOJBL | THE RIGHT OF THE PEOPLE TO KEEP AND BEAR ARMS SHALL NOT BE INFRINGED BY THE FEDERAL GOVERNMENT | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "ETHIOPIA"
} | advanced | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
solitaire-v2-0328 | VYLNSNJWCACSZTLLUDLTYLQYCYXHXDDBOUMAQIMRJHCMVWRQYVKVCPRDGJMUGNBIWUFIVTKBGGXNZ | VYLNSNJWCACSZTLLUDLTYLQYCYXHXDDBOUMAQIMRJHCMVWRQYVKVCPRDGJMUGNBIWUFIVTKBGGXNZ | ALL UNITS PROCEED TO DESIGNATED RALLY POINTS AND AWAIT FURTHER ORDERS FROM HIGH COMMAND NOW | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "PONTIFEX"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
copiale-v2-0181 | E5 E4 R0 X3 W1 O9 O4 L8 Z4 Y6 M4 Q4 D4 F7 R3 N7 E4 K4 N2 F1 H1 E5 K7 Z3 I5 X6 P5 O4 P2 P7 I5 M9 D8 G4 D8 Q8 Q8 K1 P3 D8 A2 Y6 H4 F5 V8 K1 H5 Z4 Y8 L1 W1 Z3 X1 P7 A2 L1 F0 E9 M2 Z4 N2 O4 Q2 G7 P8 D5 D6 L7 A2 N2 X1 L8 R3 O0 S7 | E5 E4 R0 X3 W1 O9 O4 L8 Z4 Y6 M4 Q4 D4 F7 R3 N7 E4 K4 N2 F1 H1 E5 K7 Z3 I5 X6 P5 O4 P2 P7 I5 M9 D8 G4 D8 Q8 Q8 K1 P3 D8 A2 Y6 H4 F5 V8 K1 H5 Z4 Y8 L1 W1 Z3 X1 P7 A2 L1 F0 E9 M2 Z4 N2 O4 Q2 G7 P8 D5 D6 L7 A2 N2 X1 L8 R3 O0 S7 | ARMY OF NORTHERN VIRGINIA SURRENDERS AT APPOMATTOX COURTHOUSE THE WAR IN THE EAST IS OVER | copiale | copiale | substitution | {
"type": "keyword",
"value": "TEMPLE"
} | advanced | en | 150 | 224 | cipher_museum | 2.0 | public | null | null |
trifid-226 | IPPSOASQKRFDQKQAUYGHPIEZWHHMNRTQESDCABSVNLHBDWJEHBETVNPKY | IPPSOASQKRFDQKQAUYGHPIEZWHHMNRTQESDCABSVNLHBDWJEHBETVNPKY | FOUR SCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH THIS NATION | trifid | trifid | fractionation | {
"type": "keyword",
"value": "MUSEUM"
} | advanced | en | 57 | 57 | cipher_museum | 0.2 | public | null | null |
alberti-disk-v2-0345 | ZSGOVUQVIHGMMCUQNCTOWRBCLZWDKYDEOKYKTFXEWLPDNTZLKWLMTQTHAENAEXJZSRGMBUWIAUJGVKEHIM | ZSGOVUQVIHGMMCUQNCTOWRBCLZWDKYDEOKYKTFXEWLPDNTZLKWLMTQTHAENAEXJZSRGMBUWIAUJGVKEHIM | THE PACKAGE CONTAINS BLUEPRINTS FOR THE NEW TORPEDO GUIDANCE SYSTEM DELIVER TO ADMIRAL SMITH NOW | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 8
} | expert | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
rail-fence-v2-0740 | WEDTRHNEHSNIHITEEIEDSCWANGNSEHLREHAELGITETTLRRAESEGFHHSNSULBHHRLETWIWSLEATOLFNETERFHLNUAIISHSEITLONHEDHGHVGNFTDSLNAIAEHOIHSEDALFLNTGWSLL | WEDTRHNEHSNIHITEEIEDSCWANGNSEHLREHAELGITETTLRRAESEGFHHSNSULBHHRLETWIWSLEATOLFNETERFHLNUAIISHSEITLONHEDHGHVGNFTDSLNAIAEHOIHSEDALFLNTGWSLL | WE SHALL FIGHT ON THE BEACHES WE SHALL FIGHT ON THE LANDING GROUNDS WE SHALL FIGHT IN THE FIELDS AND IN THE STREETS WE SHALL FIGHT IN THE HILLS WE SHALL NEVER SURRENDER | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 12
} | intermediate | en | 136 | 136 | cipher_museum | 2.0 | public | null | null |
scytale-344 | EYTMAMOLMSENISEYOIDNEMDNSTAXEETAHLXNAHFEIXTREOCSXAWGORCXRAATILX | EYTMAMOLMSENISEYOIDNEMDNSTAXEETAHLXNAHFEIXTREOCSXAWGORCXRAATILX | ELEMENTARY MY DEAR WATSON THE GAME IS AFOOT AND THE CRIMINAL IS CLOSE | scytale | scytale | transposition | {
"type": "integer",
"value": 7
} | intermediate | en | 63 | 63 | cipher_museum | 0.2 | public | null | null |
jefferson-disk-v2-0067 | WTHFUDIDXXTPKDTNCRVYDDUSSIIFUXPYRHTSSIIZZESIDXCSZHFXUKGADAPFMTHFUWZBINLSIYW | WTHFUDIDXXTPKDTNCRVYDDUSSIIFUXPYRHTSSIIZZESIDXCSZHFXUKGADAPFMTHFUWZBINLSIYW | IN THE BEGINNING GOD CREATED THE HEAVEN AND THE EARTH AND DARKNESS WAS UPON THE FACE OF DEEP | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "4,2,6,1,3,5"
} | expert | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
four-square-014 | EFKROHIQQQMSTEMM | EFKROHIQQQMSTEMM | ALL IS LOST RETREAT | four_square | four_square | polygraphic | {
"key1": "EXAMPLE",
"key2": "KEYWORD"
} | advanced | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
hill-v2-0430 | KKVHXPHDXPZELXSNUYKPXFMMIBGROHTRKXKCXKKFSJEQPFSQNVXMZHUUZPIOGRAIRVDMUOKC | KKVHXPHDXPZELXSNUYKPXFMMIBGROHTRKXKCXKKFSJEQPFSQNVXMZHUUZPIOGRAIRVDMUOKC | GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA | hill | hill | polygraphic | {
"a": 9,
"b": 2,
"c": 7,
"d": 5
} | advanced | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
caesar-v2-0937 | MDYK AR ZADFTQDZ HUDSUZUM EGDDQZPQDE MF MBBAYMFFAJ OAGDFTAGEQ FTQ IMD UZ FTQ QMEF UE AHQD | MDYK AR ZADFTQDZ HUDSUZUM EGDDQZPQDE MF MBBAYMFFAJ OAGDFTAGEQ FTQ IMD UZ FTQ QMEF UE AHQD | ARMY OF NORTHERN VIRGINIA SURRENDERS AT APPOMATTOX COURTHOUSE THE WAR IN THE EAST IS OVER | caesar | caesar | substitution | {
"type": "shift",
"value": 12
} | beginner | en | 75 | 89 | cipher_museum | 2.0 | public | null | null |
cda-0009542 | SFIS XHWMFC DOH SKSSSEAFJFJRLUC NGWUIS OQ SITKDSGI | SFIS XHWMFC DOH SKSSSEAFJFJRLUC NGWUIS OQ SITKDSGI | PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH | gronsfeld | gronsfeld | null | {
"key": "31416"
} | medium | en | 44 | 44 | synthetic_educational | null | null | [] | |
cda-0017622 | ⟨w26⟩ ⟨a19⟩ ⟨w10⟩ ⟨a07⟩ ⟨w22⟩ ⟨a23⟩ ⟨w20⟩ ⟨a01⟩ ⟨a17⟩ ⟨w28⟩ ⟨w22⟩ ⟨w20⟩ ⟨w22⟩ ⟨w08⟩ ⟨a17⟩ ⟨w32⟩ ⟨w26⟩ ⟨w32⟩ ⟨a25⟩ ⟨w22⟩ ⟨w20⟩ ⟨w16⟩ ⟨w28⟩ ⟨w20⟩ ⟨a07⟩ ⟨w14⟩ ⟨w20⟩ ⟨w08⟩ ⟨w22⟩ ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w20⟩ ⟨a13⟩ ⟨w20⟩ ⟨w08⟩ ⟨a25⟩ ⟨w32⟩ ⟨a07⟩ ⟨w26⟩ ⟨w38⟩ ⟨w20⟩ ⟨w40⟩ ⟨w26⟩ ⟨w10⟩ ⟨w10⟩ ⟨a17⟩ ⟨w20⟩ ⟨a17⟩ ⟨w28⟩ ⟨w14⟩ ⟨w08⟩ ⟨a... | ⟨w26⟩ ⟨a19⟩ ⟨w10⟩ ⟨a07⟩ ⟨w22⟩ ⟨a23⟩ ⟨w20⟩ ⟨a01⟩ ⟨a17⟩ ⟨w28⟩ ⟨w22⟩ ⟨w20⟩ ⟨w22⟩ ⟨w08⟩ ⟨a17⟩ ⟨w32⟩ ⟨w26⟩ ⟨w32⟩ ⟨a25⟩ ⟨w22⟩ ⟨w20⟩ ⟨w16⟩ ⟨w28⟩ ⟨w20⟩ ⟨a07⟩ ⟨w14⟩ ⟨w20⟩ ⟨w08⟩ ⟨w22⟩ ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w20⟩ ⟨a13⟩ ⟨w20⟩ ⟨w08⟩ ⟨a25⟩ ⟨w32⟩ ⟨a07⟩ ⟨w26⟩ ⟨w38⟩ ⟨w20⟩ ⟨w40⟩ ⟨w26⟩ ⟨w10⟩ ⟨w10⟩ ⟨a17⟩ ⟨w20⟩ ⟨a17⟩ ⟨w28⟩ ⟨w14⟩ ⟨w08⟩ ⟨a... | GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER | babington | babington | null | {} | hard | en | 132 | 132 | synthetic_educational | null | null | [
"nomenclator_frequency",
"symbol_mapping"
] | Babington nomenclator: symbol tokens ⟨wNN⟩/⟨aNN⟩ used in the 1586 Babington Plot. |
playfair-v2-0144 | NAWAOBARZFDHIZ | NAWAOBARZFDHIZ | HONOR ABOVE ALL | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "FORTRESS"
} | intermediate | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0018265 | NDKHVYZSPPNRWIVJBDJCBVNHTUGSSSFXWCGSFMCAHCHPQIIQTVMAAHSTKPQPOSRPUNBBBRYYUZLFYYXCWXZYYNVLKIDDBFFVQORSIZJJSHCKNEVOWLIIUHGBCHBXYJONMTMSOTMBMWCTLS | NDKHVYZSPPNRWIVJBDJCBVNHTUGSSSFXWCGSFMCAHCHPQIIQTVMAAHSTKPQPOSRPUNBBBRYYUZLFYYXCWXZYYNVLKIDDBFFVQORSIZJJSHCKNEVOWLIIUHGBCHBXYJONMTMSOTMBMWCTLS | TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS | vernam | vernam | null | {} | hard | en | 142 | 142 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
cda-0016184 | CLAG IAIH DZEH DZEH GAHG AHDZ EHAK EHDI GLIN ITKI NDZE HGLO EIHW OLLA CHEE TSAH BEGA HDZE HCLA GIAI HGAH AKHA BENO DAIH MOAS ITKI NSHU SHTK INDI BEHY AZZI ETKI NTHA NZIE TSAH ASZI HNAA STSO SIWO LLAC HEET HANZ IETH ANZI EDZE HGAH TKIN TSAH GAHD ZEHD IBEH DZEH | CLAG IAIH DZEH DZEH GAHG AHDZ EHAK EHDI GLIN ITKI NDZE HGLO EIHW OLLA CHEE TSAH BEGA HDZE HCLA GIAI HGAH AKHA BENO DAIH MOAS ITKI NSHU SHTK INDI BEHY AZZI ETKI NTHA NZIE TSAH ASZI HNAA STSO SIWO LLAC HEET HANZ IETH ANZI EDZE HGAH TKIN TSAH GAHD ZEHD IBEH DZEH | PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH ATBASH ENCODES BY REVERSING THE ALPHABET THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY | navajo_code | navajo_code | null | {} | hard | en | 208 | 208 | synthetic_educational | null | null | [
"codebook_frequency",
"word_list_attack"
] | Navajo Code Talker cipher: Navajo words represent English letters. |
geheimschreiber-v3-0150 | UJPODPFLNLIGVOU | UJPODPFLNLIGVOU | THE FACTORY ROARS | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "KAISER"
} | expert | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
geez-monastic-v3-0137 | WZSUTTBOOBHT | WZSUTTBOOBHT | YANKEE DOODLE | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "AXUM"
} | advanced | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
hill-v2-0539 | XDEEVMXZNEVB | XDEEVMXZNEVB | IN GOD WE TRUST | hill | hill | polygraphic | {
"a": 11,
"b": 3,
"c": 2,
"d": 5
} | advanced | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
bifid-v3-0385 | TTEHTSOIHEQERFGP | TTEHTSOIHEQERFGP | SOUND THE TRUMPETS | bifid | bifid | fractionation | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
purple-v3-0274 | HAUYSEUQYJHYOMGETXWWLUFXEASYMKNTMNVBSQAYRTBYZUNLYHCMWIOKCGAEHSFXZBHLIIKFTR | HAUYSEUQYJHYOMGETXWWLUFXEASYMKNTMNVBSQAYRTBYZUNLYHCMWIOKCGAEHSFXZBHLIIKFTR | GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN | purple | purple | machine | {
"type": "seed",
"value": "SAKURA"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
vic-v2-0446 | 908229683552156868690285281165936893280432379514450419095838685486348668637149181829065218380683869049082281126909361 | 908229683552156868690285281165936893280432379514450419095838685486348668637149181829065218380683869049082281126909361 | THE ZIMMERMANN TELEGRAM WAS DECODED BY ROOM FORTY IN LONDON AND BROUGHT AMERICA INTO THE GREAT WAR | vic | vic | substitution | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 117 | 117 | cipher_museum | 2.0 | public | null | null |
four-square-v3-0349 | FHMUPHKMFUQGAFHHSHFUGQLQFUUUGMBPMQCRFHIQERATTSTBIAAMCYTYLRMTYRONHDSBHBUOCK | FHMUPHKMFUQGAFHHSHFUGQLQFUUUGMBPMQCRFHIQERATTSTBIAAMCYTYLRMTYRONHDSBHBUOCK | GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN | four_square | four_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
cda-0013074 | 5.5.3 5.12.13 18.9.9 1.42.14 2.30.15 4.7.12 14.12.8 16.49.12 20.29.2 11.49.8 16.25.9 19.47.5 13.20.13 5.14.10 17.16.9 1.43.15 9.31.5 13.14.2 9.22.5 19.48.15 13.47.5 20.24.3 8.14.3 15.41.9 10.9.9 19.20.1 7.39.5 8.16.11 8.50.13 17.1.3 18.35.8 5.10.3 20.40.2 12.13.7 7.8.14 12.8.13 6.27.6 20.46.4 8.26.3 9.8.7 12.47.11 13.6... | 5.5.3 5.12.13 18.9.9 1.42.14 2.30.15 4.7.12 14.12.8 16.49.12 20.29.2 11.49.8 16.25.9 19.47.5 13.20.13 5.14.10 17.16.9 1.43.15 9.31.5 13.14.2 9.22.5 19.48.15 13.47.5 20.24.3 8.14.3 15.41.9 10.9.9 19.20.1 7.39.5 8.16.11 8.50.13 17.1.3 18.35.8 5.10.3 20.40.2 12.13.7 7.8.14 12.8.13 6.27.6 20.46.4 8.26.3 9.8.7 12.47.11 13.6... | A TRANSPARENT TOOL SHOULD SHOW ITS REASONING DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE CERTAINLY | book_cipher | book_cipher | null | {} | hard | en | 188 | 188 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
playfair-vf-0112 | DOFBQOFBVHDUAEBMBIBUCQOBMESYKPKQLFYATAYKTASYAEZBQUSCAFKEKBPGLWQHCPMEKPKYKBUFPAFLFBZEQZ | DOFBQOFBVHDUAEBMBIBUCQOBMESYKPKQLFYATAYKTASYAEZBQUSCAFKEKBPGLWQHCPMEKPKYKBUFPAFLFBZEQZ | BEHOLD HOW GOOD AND HOW PLEASANT IT IS FOR BRETHREN TO DWELL TOGETHER IN UNITY SAITH THE LORD OF HOSTS | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "CRYPTO"
} | intermediate | en | 86 | 86 | cipher_museum | 2.0 | public | null | null |
hill-v2-0257 | OIRGYZMSGNNNACNF | OIRGYZMSGNNNACNF | CAVALRY ADVANCES | hill | hill | polygraphic | {
"a": 7,
"b": 3,
"c": 4,
"d": 5
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
cda-0007155 | EOTWNULOUAHVVCIPSEUUPWIRUTLTXTGYESTWMWYSRHVYQIKXRKDPHPPP | EOTWNULOUAHVVCIPSEUUPWIRUTLTXTGYESTWMWYSRHVYQIKXRKDPHPPP | SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER SLOWLY | autokey | autokey | null | {
"primer": "MUSEUM"
} | medium | en | 56 | 56 | synthetic_educational | null | null | [] | |
bifid-v3-0248 | AIFNILNOQALGTTYIVCALXNCYVLYGBIYEQAEIEBNGRSIEUYUDWBFKBAMBSRVFPARCHVSKVZBPBT | AIFNILNOQALGTTYIVCALXNCYVLYGBIYEQAEIEBNGRSIEUYUDWBFKBAMBSRVFPARCHVSKVZBPBT | THE THIN RED LINE STOOD FIRM AT BALACLAVA AS THE RUSSIAN CAVALRY CHARGED ACROSS THE PLAIN | bifid | bifid | fractionation | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
wheatstone-v2-0210 | HKMWIADCAWFTEMUTWFSDMJFSLDLKCARMUSTEFKCLKDWFSDMJWFTEMUTNMURLCAFSUITFJLTAIYWMRTEIASS | HKMWIADCAWFTEMUTWFSDMJFSLDLKCARMUSTEFKCLKDWFSDMJWFTEMUTNMURLCAFSUITFJLTAIYWMRTEIASS | KNOWLEDGE WITHOUT WISDOM IS A DANGEROUS THING AND WISDOM WITHOUT COURAGE IS ULTIMATELY WORTHLESS | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "LONDON"
} | advanced | en | 83 | 83 | cipher_museum | 2.0 | public | null | null |
rail-fence-021 | TERDESEUEHBIGISCRD | TERDESEUEHBIGISCRD | THE BRIDGE IS SECURED | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 2
} | intermediate | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
beaufort-fr-045 | KSNDMBKDRNRPALNRMOBEPPELA | KSNDMBKDRNRPALNRMOBEPPELA | IMPOSSIBLE N EST PAS FRANCAIS | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "SECRET"
} | intermediate | fr | 25 | 25 | cipher_museum | 0.2 | public | null | null |
m209-v2-0281 | QCKWZSBXDOTRXNFVBKOLE | QCKWZSBXDOTRXNFVBKOLE | PATIENCE BRINGS VICTORY | m209 | m209 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
red-type-a-v2-0456 | WAQIFYLENPAKGEXYHYEFOLRSKUREAVVINAEGAWFVAWSAMDUZEPLYFGUFPEQUVUZJADMXYRSYVBICK | WAQIFYLENPAKGEXYHYEFOLRSKUREAVVINAEGAWFVAWSAMDUZEPLYFGUFPEQUVUZJADMXYRSYVBICK | NAVAL UNITS IN POSITION OFF THE COAST AWAITING SIGNAL TO COMMENCE SHORE BOMBARDMENT AT DAWN | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "MIKADO"
} | advanced | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v2-0111 | BPMIZBWNEIZQAWNDQBITQUXWZBIVKMBWBPMABIBMQBQAIUIBBMZWNTQNMIVLLMIBPIZWILMQBPMZBWAINMBGWZBWZCQVPMVKMQBQAIACJRMKBWNQVYCQZGEPQKPKIVWVVWIKKWCVBJMVMOTMKBML | BPMIZBWNEIZQAWNDQBITQUXWZBIVKMBWBPMABIBMQBQAIUIBBMZWNTQNMIVLLMIBPIZWILMQBPMZBWAINMBGWZBWZCQVPMVKMQBQAIACJRMKBWNQVYCQZGEPQKPKIVWVVWIKKWCVBJMVMOTMKBML | 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 | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "SEOUL"
} | beginner | en | 148 | 148 | cipher_museum | 2.0 | public | null | null |
cda-0020090 | ... .. ... .... . .... . ..... .... .. ... ... . ..... ... ... . ... .... .. ..... .... ... ..... .... .... .. .... ... .... ... ... .. .... .... ... ... ... ... .... .... .... . .. .... .. ... .... . ... . ..... ... ... . .. ..... .... ... . . ..... .... .... .... .... . ..... .... ..... | ... .. ... .... . .... . ..... .... .. ... ... . ..... ... ... . ... .... .. ..... .... ... ..... .... .... .. .... ... .... ... ... .. .... .... ... ... ... ... .... .... .... . .. .... .. ... .... . ... . ..... ... ... . .. ..... .... ... . . ..... .... .... .... .... . ..... .... ..... | MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY | tap_code | tap_code | null | {} | medium | en | 44 | 44 | synthetic_educational | null | null | [
"dot_count_decode",
"grid_position_search"
] | Tap code: letters encoded as dot-groups representing row and column in 5×5 grid. |
solitaire-v3-0005 | KIAFULEWPHLYMSAA | KIAFULEWPHLYMSAA | SOUND THE TRUMPETS | solitaire | solitaire | stream | {
"type": "none",
"value": null
} | expert | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
typex-v3-0378 | QNACUEWFQJQKQTYBDURVEHPCYJZUUUCCNTIKJALTNOFDSGASAQNMZGSBBGJAROUNMZJKKTDFZS | QNACUEWFQJQKQTYBDURVEHPCYJZUUUCCNTIKJALTNOFDSGASAQNMZGSBBGJAROUNMZJKKTDFZS | GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN | typex | typex | machine | {
"type": "keyword",
"value": "WINSTON"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
jn25-002 | 41410 41426 41419 41419 41415 41424 41429 41428 41417 41419 | 41410 41426 41419 41419 41415 41424 41429 41428 41417 41419 | FLEE AT ONCE | jn25 | jn25 | codebook | {
"type": "additive",
"value": "31415"
} | expert | en | 50 | 59 | cipher_museum | 0.2 | public | null | null |
jefferson-disk-v3-0095 | HFIOQNXNKVKDDXQHQZLS | HFIOQNXNKVKDDXQHQZLS | THE LEGIONS STAND READY | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "6,1,4,2,5,3"
} | expert | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
chaocipher-v3-0010 | MQLJLGHZDBDLWQTZ | MQLJLGHZDBDLWQTZ | PER ASPERA AD ASTRA | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
chaocipher-189 | NKOSXCVETFGGUDQPDHDTW | NKOSXCVETFGGUDQPDHDTW | SUPPLY LINE COMPROMISED | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "MUSEUM"
} | advanced | en | 21 | 21 | cipher_museum | 0.2 | public | null | null |
cda-0002691 | N GENAFCNERAG GBBY FUBHYQ FUBJ VGF ERNFBAVAT XREPXUBSSF CEVAPVCYR FNLF GUR FLFGRZ ZHFG OR FRPHER RIRA VS RARZL XABJF NYTBEVGUZ ORNHSBEG VF GUR ERPVCEBPNY BS IVTRARER NAQ QRPELCGF VGFRYS | N GENAFCNERAG GBBY FUBHYQ FUBJ VGF ERNFBAVAT XREPXUBSSF CEVAPVCYR FNLF GUR FLFGRZ ZHFG OR FRPHER RIRA VS RARZL XABJF NYTBEVGUZ ORNHSBEG VF GUR ERPVCEBPNY BS IVTRARER NAQ QRPELCGF VGFRYS | A TRANSPARENT TOOL SHOULD SHOW ITS REASONING KERCKHOFFS PRINCIPLE SAYS THE SYSTEM MUST BE SECURE EVEN IF ENEMY KNOWS ALGORITHM BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 157 | 157 | synthetic_educational | null | null | [
"brute_force_26",
"self_inverse_check"
] | ROT-13 is Caesar with shift 13 — it is its own inverse. |
cda-0013183 | 68 17 22 46 45 32 58 50 36 32 1 3 23 87 49 63 94 22 58 32 50 33 43 91 86 26 80 33 41 86 26 3 62 63 72 39 92 67 49 14 43 11 36 14 1 34 22 43 | 68 17 22 46 45 32 58 50 36 32 1 3 23 87 49 63 94 22 58 32 50 33 43 91 86 26 80 33 41 86 26 3 62 63 72 39 92 67 49 14 43 11 36 14 1 34 22 43 | THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES | homophonic | homophonic | null | {} | medium | en | 48 | 48 | synthetic_educational | null | null | [
"frequency_analysis",
"multiple_ciphertext_attack"
] | Homophonic substitution: each letter maps to multiple possible numbers. |
beaufort-v3-0933 | FRWMQVASACAQJRUXNPHUKWGHBUNCAATAGAMPRWMQVWOAMANJIZNFFPLQYAYGMLKVYPIMCAZECQKJPCAYLHUQNKCLPFAKLIPGWGZZJCUSWUEWLGALGEWPXYTNWCPRMQUXWMQIECTBOUYPCAXTHKLGABCTFLVQKEJNRJLX | FRWMQVASACAQJRUXNPHUKWGHBUNCAATAGAMPRWMQVWOAMANJIZNFFPLQYAYGMLKVYPIMCAZECQKJPCAYLHUQNKCLPFAKLIPGWGZZJCUSWUEWLGALGEWPXYTNWCPRMQUXWMQIECTBOUYPCAXTHKLGABCTFLVQKEJNRJLX | IN THE SEVENTEENTH CENTURY ISAAC NEWTON SYNTHESIZED THE WORK OF COPERNICUS GALILEO AND KEPLER INTO A UNIFIED THEORY OF GRAVITATION THAT EXPLAINED BOTH THE FALL OF APPLES AND THE ORBITS OF PLANETS | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "NEPTUNE"
} | intermediate | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
geez-monastic-088 | OZPWYPXOXFORPTO | OZPWYPXOXFORPTO | EVACUATE THE BASE | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
alberti-disk-v3-0487 | MSWCANCGVDKRHYYNQKSAZIYQNCFUAULPGAOUKDMNVGONSYLSCUEAIRXBHFNGCQJEHKEXFQRBLFP | MSWCANCGVDKRHYYNQKSAZIYQNCFUAULPGAOUKDMNVGONSYLSCUEAIRXBHFNGCQJEHKEXFQRBLFP | NEWTON SAW THE APPLE FALL AND INTUITED THE SAME FORCE THAT HOLDS THE PLANETS IN THEIR PATHS | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 11
} | expert | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
argenti-v2-0257 | 46 63 86 87 64 77 25 63 57 43 87 44 21 11 33 | 46 63 86 87 64 77 25 63 57 43 87 44 21 11 33 | CAVALRY ADVANCES | argenti | argenti | nomenclator | {
"type": "seed",
"value": "VATICAN"
} | expert | en | 30 | 44 | cipher_museum | 2.0 | public | null | null |
fialka-102 | MISRXAJOMSLVSMVVDKJRDOBNRJJDHUZFJVRYMRJQZWXQAOHMMMEYTPBDQQNOWYII | MISRXAJOMSLVSMVVDKJRDOBNRJJDHUZFJVRYMRJQZWXQAOHMMMEYTPBDQQNOWYII | CRYPTOGRAPHY IS THE PRACTICE OF SECURING COMMUNICATIONS FROM ADVERSARIES | fialka | fialka | machine | {
"type": "seed",
"value": "CIPHER"
} | expert | en | 64 | 64 | cipher_museum | 0.2 | public | null | null |
fialka-v2-0143 | XNOXMGULPLVUQBRPFJX | XNOXMGULPLVUQBRPFJX | CODED MESSAGE FOLLOWS | fialka | fialka | machine | {
"type": "seed",
"value": "KREMLIN"
} | expert | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
hill-248 | PEOFTUKIRKHP | PEOFTUKIRKHP | HOLD POSITION | hill | hill | polygraphic | {
"a": 7,
"b": 5,
"c": 2,
"d": 3
} | advanced | en | 12 | 12 | cipher_museum | 0.2 | public | null | null |
typex-179 | RVOMXWBPAVFMFCCDQPXCUXXXWQORDIMENXJQWQMBFOUPGHECWKJXDYRASGQIXWJLBLSIFOGFDOQDDCCLYOOWBGYXPJNOAPGAROKUUSJYLNIYGHPMOHWLUFIVXPROLJQBBNXTVFWGIICKNYBKVWST | RVOMXWBPAVFMFCCDQPXCUXXXWQORDIMENXJQWQMBFOUPGHECWKJXDYRASGQIXWJLBLSIFOGFDOQDDCCLYOOWBGYXPJNOAPGAROKUUSJYLNIYGHPMOHWLUFIVXPROLJQBBNXTVFWGIICKNYBKVWST | 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 | typex | typex | machine | {
"type": "keyword",
"value": "CIPHER"
} | expert | en | 148 | 148 | cipher_museum | 0.2 | public | null | null |
cda-0017115 | 66 36 82 69 29 82 66 50 77 82 65 68 11 50 61 66 36 82 69 80 82 66 50 52 68 57 57 43 59 29 20 80 82 68 55 68 20 57 82 50 76 59 61 82 11 52 69 80 80 82 52 66 57 43 | 66 36 82 69 29 82 66 50 77 82 65 68 11 50 61 66 36 82 69 80 82 66 50 52 68 57 57 43 59 29 20 80 82 68 55 68 20 57 82 50 76 59 61 82 11 52 69 80 80 82 52 66 57 43 | THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY | wallis_cipher | wallis_cipher | null | {} | medium | en | 54 | 54 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
lorenz-v2-0560 | ALLWBRFAREISBASEDONDECEPTIONHENCEWHENABLETOATSACKWEMUSTSEEMUNABLEWHENUSINGOURFORCESWEMVSTSEEMINACTIVEWHENWEARENEARWEMUSTMAKETHEFNEMYBELIEVEWEAREFARAWAY | ALLWBRFAREISBASEDONDECEPTIONHENCEWHENABLETOATSACKWEMUSTSEEMUNABLEWHENUSINGOURFORCESWEMVSTSEEMINACTIVEWHENWEARENEARWEMUSTMAKETHEFNEMYBELIEVEWEAREFARAWAY | ALL WARFARE IS BASED ON DECEPTION HENCE WHEN ABLE TO ATTACK WE MUST SEEM UNABLE WHEN USING OUR FORCES WE MUST SEEM INACTIVE WHEN WE ARE NEAR WE MUST MAKE THE ENEMY BELIEVE WE ARE FAR AWAY | lorenz | lorenz | machine | {
"type": "seed",
"value": "STURGEON"
} | expert | en | 151 | 151 | cipher_museum | 2.0 | public | null | null |
typex-v2-0337 | KCHFTFBESEMVBKPKFCOQKHRLGLMYUROXXDRDXSMLSZAEVWZZTXWQTJKHJJBKGKSWNACJMFYZEFLZGVIMR | KCHFTFBESEMVBKPKFCOQKHRLGLMYUROXXDRDXSMLSZAEVWZZTXWQTJKHJJBKGKSWNACJMFYZEFLZGVIMR | FREQUENCY ANALYSIS EXPLOITS THE FACT THAT CERTAIN LETTERS APPEAR FAR MORE OFTEN IN ENGLISH TEXT | typex | typex | machine | {
"type": "keyword",
"value": "EMPIRE"
} | expert | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
bacon-cipher-v2-0010 | AAAAB BAAAA ABAAA AAABB AABBA AABAA AAABB AABAA BAAAB BAABA BAAAA ABBAB BABBB AABAA AAABB AAAAA BAABA AAABB AAAAA BABAB ABBAA | AAAAB BAAAA ABAAA AAABB AABBA AABAA AAABB AABAA BAAAB BAABA BAAAA ABBAB BABBB AABAA AAABB AAAAA BAABA AAABB AAAAA BABAB ABBAA | BRIDGE DESTROYED AT DAWN | bacon_cipher | bacon_cipher | steganography | {
"type": "none",
"value": null
} | beginner | en | 105 | 125 | cipher_museum | 2.0 | public | null | null |
cda-0004142 | TYTEPITLYECHEINWASEIIDPAUHSTNLFTHTETORHTEXXXHEEKEXKETX | TYTEPITLYECHEINWASEIIDPAUHSTNLFTHTETORHTEXXXHEEKEXKETX | THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF | stager_route | stager_route | null | {
"cols": 9
} | medium | en | 54 | 54 | synthetic_educational | null | null | [
"column_count_search",
"route_pattern_search"
] | Route (Stager) cipher: write into rectangle, read via alternating column route. |
sigaba-151 | DCFDKBYOTSKUBBVHJYGZGTBXGAPGNJMQZJCYIKMYMYKCINHAHXIUFMZYQ | DCFDKBYOTSKUBBVHJYGZGTBXGAPGNJMQZJCYIKMYMYKCINHAHXIUFMZYQ | WE HOLD THESE TRUTHS TO BE SELF EVIDENT THAT ALL MEN ARE CREATED EQUAL | sigaba | sigaba | machine | {
"type": "seed",
"value": "SECRET"
} | expert | en | 57 | 57 | cipher_museum | 0.2 | public | null | null |
wallis-cipher-036 | 90 52 82 11 91 90 19 38 71 91 90 23 84 10 82 12 78 91 90 60 91 90 26 63 52 59 13 91 90 60 69 17 91 90 52 11 82 91 90 19 48 71 91 90 50 13 41 91 90 60 69 12 91 90 87 31 15 71 41 91 90 50 13 77 71 11 88 91 90 21 82 52 81 13 10 78 91 | 90 52 82 11 91 90 19 38 71 91 90 23 84 10 82 12 78 91 90 60 91 90 26 63 52 59 13 91 90 60 69 17 91 90 52 11 82 91 90 19 48 71 91 90 50 13 41 91 90 60 69 12 91 90 87 31 15 71 41 91 90 50 13 77 71 11 88 91 90 21 82 52 81 13 10 78 91 | ALL THE WORLDS A STAGE AND ALL THE MEN AND WOMEN MERELY PLAYERS | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "WALLIS"
} | expert | en | 154 | 230 | cipher_museum | 0.2 | public | null | null |
vic-v2-0075 | 422928683919087891680807911780908382864918078942295871838691904867434839181928991080891897808990818918508382061858548678613 | 422928683919087891680807911780908382864918078942295871838691904867434839181928991080891897808990818918508382061858548678613 | ALL UNITS PROCEED TO DESIGNATED RALLY POINTS AND AWAIT FURTHER ORDERS FROM HIGH COMMAND NOW | vic | vic | substitution | {
"type": "keyword",
"value": "HOLLOW"
} | advanced | en | 123 | 123 | cipher_museum | 2.0 | public | null | null |
cda-0019769 | 16.5.2 11.2.6 11.6.7 14.3.7 12.2.3 13.3.5 13.1.5 17.4.6 6.4.10 19.3.9 9.6.8 5.2.5 9.2.3 3.1.5 18.4.6 14.4.9 20.5.3 17.2.3 15.4.1 11.4.10 6.3.2 3.2.3 13.4.2 14.6.8 11.5.7 4.1.3 11.1.6 14.2.5 20.6.10 4.3.4 15.5.9 9.4.2 7.2.1 8.2.4 7.6.1 2.5.3 11.1.7 6.2.7 15.1.10 6.1.9 17.6.7 13.2.2 18.6.4 20.4.2 9.4.3 5.6.3 11.1.6 4.4.9... | 16.5.2 11.2.6 11.6.7 14.3.7 12.2.3 13.3.5 13.1.5 17.4.6 6.4.10 19.3.9 9.6.8 5.2.5 9.2.3 3.1.5 18.4.6 14.4.9 20.5.3 17.2.3 15.4.1 11.4.10 6.3.2 3.2.3 13.4.2 14.6.8 11.5.7 4.1.3 11.1.6 14.2.5 20.6.10 4.3.4 15.5.9 9.4.2 7.2.1 8.2.4 7.6.1 2.5.3 11.1.7 6.2.7 15.1.10 6.1.9 17.6.7 13.2.2 18.6.4 20.4.2 9.4.3 5.6.3 11.1.6 4.4.9... | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY HONESTLY | arnold_andre | arnold_andre | null | {} | medium | en | 49 | 49 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
null-cipher-013 | each now each made your for only right came each sentence name each after right | each now each made your for only right came each sentence name each after right | ENEMY FORCES NEAR | null_cipher | null_cipher | steganography | {
"type": "position",
"value": "first"
} | advanced | en | 65 | 79 | cipher_museum | 0.2 | public | null | null |
hill-v3-0194 | OXBRDNOXPGRBPXVBXBJVQSPZJOFERXHQQEFPQEKLWGSHJBNTIMJGGUUCQBPXGGFPJFOXNNZHZONTPJ | OXBRDNOXPGRBPXVBXBJVQSPZJOFERXHQQEFPQEKLWGSHJBNTIMJGGUUCQBPXGGFPJFOXNNZHZONTPJ | THE BIRTHDAY PARADOX SHOWS THAT COLLISIONS IN HASH FUNCTIONS OCCUR FAR SOONER THAN EXPECTED | hill | hill | polygraphic | {
"a": 5,
"b": 7,
"c": 2,
"d": 9
} | advanced | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
atbash-v2-0003 | SLOW GSV ORMV | SLOW GSV ORMV | HOLD THE LINE | atbash | atbash | substitution | {
"type": "none",
"value": null
} | beginner | en | 11 | 13 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v2-0247 | OTHSFOBIBSEIWJCQOZSLDSFWSBQSCTHVSWBSTTWQWSBQMCTHVSGIPGWGHWBUTSRSFOZUCJSFBASBHMCIOFSQOZZSRIDCBHCRSZWPSFOHSCBOBSKQCBGHWHIHWCBTCFHVSIBWHSRGHOHSGCTOASFWQO | OTHSFOBIBSEIWJCQOZSLDSFWSBQSCTHVSWBSTTWQWSBQMCTHVSGIPGWGHWBUTSRSFOZUCJSFBASBHMCIOFSQOZZSRIDCBHCRSZWPSFOHSCBOBSKQCBGHWHIHWCBTCFHVSIBWHSRGHOHSGCTOASFWQO | AFTER AN UNEQUIVOCAL EXPERIENCE OF THE INEFFICIENCY OF THE SUBSISTING FEDERAL GOVERNMENT YOU ARE CALLED UPON TO DELIBERATE ON A NEW CONSTITUTION FOR THE UNITED STATES OF AMERICA | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "JOSEON"
} | beginner | en | 150 | 150 | cipher_museum | 2.0 | public | null | null |
double-transposition-v2-0521 | SOSEELMSODAWCOGFLDE | SOSEELMSODAWCOGFLDE | CODED MESSAGE FOLLOWS | double_transposition | double_transposition | transposition | {
"key1": "WISDOM",
"key2": "COURAGE"
} | advanced | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
hill-v3-0001 | OXEEZIJZVTMGZPOOZV | OXEEZIJZVTMGZPOOZV | THE ORACLE HAS SPOKEN | hill | hill | polygraphic | {
"a": 3,
"b": 5,
"c": 2,
"d": 9
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
cda-0016612 | qokedy ctaiin kaiiin chor okedy oxed qokeedy qokeedy okeedy chor raiin qokeedy qokeedy ytedy ykcheol cheol otaiin ypchol | qokedy ctaiin kaiiin chor okedy oxed qokeedy qokeedy okeedy chor raiin qokeedy qokeedy ytedy ykcheol cheol otaiin ypchol | THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | voynich_render | voynich_render | null | {} | hard | en | 103 | 103 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
polybius-v3-0066 | 44 23 15 43 35 15 15 14 34 21 31 24 22 23 44 24 43 44 23 15 45 31 44 24 32 11 44 15 43 35 15 15 14 31 24 32 24 44 24 33 44 23 15 45 33 24 51 15 42 43 15 15 24 33 43 44 15 24 33 14 15 32 34 33 43 44 42 11 44 15 14 44 23 24 43 | 44 23 15 43 35 15 15 14 34 21 31 24 22 23 44 24 43 44 23 15 45 31 44 24 32 11 44 15 43 35 15 15 14 31 24 32 24 44 24 33 44 23 15 45 33 24 51 15 42 43 15 15 24 33 43 44 15 24 33 14 15 32 34 33 43 44 42 11 44 15 14 44 23 24 43 | THE SPEED OF LIGHT IS THE ULTIMATE SPEED LIMIT IN THE UNIVERSE EINSTEIN DEMONSTRATED THIS | polybius | polybius | substitution | {
"type": "none",
"value": null
} | beginner | en | 150 | 224 | cipher_museum | 2.0 | public | null | null |
playfair-v3-0371 | RGHDULRIHCUFSBPQPNRCAFCYXBPMNVRTCDYNUTACKEYQDMLOFYNYPHDFCWRGIABPEYPBCKTPCYAFRQDHLCRGBXBITFPHYLDNGPLTARCKSGBCLUYIRLPDEUBTUAGBQDCYIKSIEYTBRGQBBDYLXICRGLQLZSSITBTZYA | RGHDULRIHCUFSBPQPNRCAFCYXBPMNVRTCDYNUTACKEYQDMLOFYNYPHDFCWRGIABPEYPBCKTPCYAFRQDHLCRGBXBITFPHYLDNGPLTARCKSGBCLUYIRLPDEUBTUAGBQDCYIKSIEYTBRGQBBDYLXICRGLQLZSSITBTZYA | IMMANUEL KANT PROPOSED THAT WE SHOULD ACT ONLY ACCORDING TO THAT MAXIM BY WHICH WE CAN AT THE SAME TIME WILL THAT IT SHOULD BECOME A UNIVERSAL LAW THIS CATEGORICAL IMPERATIVE DEFINES MORAL DUTY | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 162 | 162 | cipher_museum | 2.0 | public | null | null |
cda-0004234 | RHUB GZPD PZFA JLMX DZGH LUQV QHMX JIDL UQEA WITB KBWA JWPI VIBA JMPJ PLGA DFSM XMTZ JVIB JLBT RPCI FBQJ ULSD CJNL FDKL GUDM EWOL TJGN QYFK QVHP EMPK GNSW PAHL MLWA GZBL KOKA TMSC GUDM CAVO FZGX GHUQ POML Z | RHUB GZPD PZFA JLMX DZGH LUQV QHMX JIDL UQEA WITB KBWA JWPI VIBA JMPJ PLGA DFSM XMTZ JVIB JLBT RPCI FBQJ ULSD CJNL FDKL GUDM EWOL TJGN QYFK QVHP EMPK GNSW PAHL MLWA GZBL KOKA TMSC GUDM CAVO FZGX GHUQ POML Z | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION ATBASH ENCODES BY REVERSING THE ALPHABET OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY | gronsfeld | gronsfeld | null | {
"key": "271828"
} | hard | en | 165 | 165 | synthetic_educational | null | null | [
"kasiski_examination",
"digit_key_brute_force"
] | Gronsfeld: Vigenère variant with a digit-only key (0–9 per position). |
jn25-v3-0218 | 21240 21239 21242 21235 21243 21240 21239 21242 21235 21235 21238 21235 21243 21244 21242 21235 | 21240 21239 21242 21235 21243 21240 21239 21242 21235 21235 21238 21235 21243 21244 21242 21235 | PER ASPERA AD ASTRA | jn25 | jn25 | codebook | {
"type": "additive",
"value": "11235"
} | expert | en | 80 | 95 | cipher_museum | 2.0 | public | null | null |
autokey-v3-0493 | CLSWMEVTWTLWVYEFKBGYJSNUNQYKBTFIXXZGURSMEKBCCWNIMPCHLWTXYHCGGELVHXCULPXWDCHGGHCFCKSQSHTT | CLSWMEVTWTLWVYEFKBGYJSNUNQYKBTFIXXZGURSMEKBCCWNIMPCHLWTXYHCGGELVHXCULPXWDCHGGHCFCKSQSHTT | TRADECRAFT IS THE ART OF CONDUCTING COVERT OPERATIONS WITHOUT ALERTING THE OPPOSITION TO YOUR PRESENCE | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "JUSTICE"
} | intermediate | en | 88 | 88 | cipher_museum | 2.0 | public | null | null |
diana-v2-0388 | KRTBLPVHQINDVUIIIBRXL | KRTBLPVHQINDVUIIIBRXL | BRIDGE DESTROYED AT DAWN | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
one-time-pad-v2-0134 | ULPLKGVCGJNMP | ULPLKGVCGJNMP | E PLURIBUS UNUM | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "QWERTY (repeating)"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
enigma-v2-0325 | RFOLIFAQIETDTGBQCZGTHXHDNTVCSEUHUUHWDDKHVBBECGLCCZXUGESCNTICAPGPHLVRFMZTR | RFOLIFAQIETDTGBQCZGTHXHDNTVCSEUHUUHWDDKHVBBECGLCCZXUGESCNTICAPGPHLVRFMZTR | THE SECRET OF GETTING AHEAD IS GETTING STARTED ONE STEP AT A TIME GETS YOU VERY FAR INDEED | enigma | enigma | machine | {
"type": "rotor_start",
"value": "GHI"
} | expert | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
cda-0018881 | AABAA BAABB AABAA BAAAA BABBA BAAAB BABBA BAAAB BAABA AABAA ABABB ABBAA AABAA AABAA AAABB BAAAB AAAAA ABBAA AABBB ABBAB ABBAA AABAA BAAAB BAABA BAABA AABBB BAAAA AABAA AAAAA BAABA ABABB ABBAB AAABB AABAA ABABA ABBBA AABAA AABAA BAAAA BAAAA AABAA BAABB ABAAA AABAA BABAA AAAAA ABBAA AAABB BAAAA AABAA ABBBA BAAAA ABBAB AA... | AABAA BAABB AABAA BAAAA BABBA BAAAB BABBA BAAAB BAABA AABAA ABABB ABBAA AABAA AABAA AAABB BAAAB AAAAA ABBAA AABBB ABBAB ABBAA AABAA BAAAB BAABA BAABA AABBB BAAAA AABAA AAAAA BAABA ABABB ABBAB AAABB AABAA ABABA ABBBA AABAA AABAA BAAAA BAAAA AABAA BAABB ABAAA AABAA BABAA AAAAA ABBAA AAABB BAAAA AABAA ABBBA BAAAA ABBAB AA... | EVERY SYSTEM NEEDS AN HONEST THREAT MODEL PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS | bacon_cipher | bacon_cipher | null | {} | hard | en | 580 | 580 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
chaocipher-v2-0426 | RJZKRTLWXOJVYAIVFJIELASFNRXJTALKTOASCUBNJHDWWRXRRKATLZVMBPLAIQJAAMEK | RJZKRTLWXOJVYAIVFJIELASFNRXJTALKTOASCUBNJHDWWRXRRKATLZVMBPLAIQJAAMEK | ALL THE WORLDS A STAGE AND EACH MAN IN HIS TIME PLAYS MANY PARTS ON LIFES GREAT STAGE | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
cda-0012500 | 845 844 834 873 801 833 845 822 801 805 813 858 825 806 999 807 825 845 822 813 852 855 999 862 856 814 999 837 862 835 859 825 846 835 813 999 802 834 846 823 801 804 814 859 999 854 823 825 816 857 856 999 857 822 813 999 858 851 825 858 821 813 837 825 861 856 999 807 826 845 822 813 853 999 801 811 865 800 840 806 ... | 845 844 834 873 801 833 845 822 801 805 813 858 825 806 999 807 825 845 822 813 852 855 999 862 856 814 999 837 862 835 859 825 846 835 813 999 802 834 846 823 801 804 814 859 999 854 823 825 816 857 856 999 857 822 813 999 858 851 825 858 821 813 837 825 861 856 999 807 826 845 822 813 853 999 801 811 865 800 840 806 ... | POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER FAIL CLOSED IS A POSTURE NOT A SLOGAN | culper_ring | culper_ring | null | {} | hard | en | 137 | 137 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
two-square-v2-0019 | ENMLPDUGCQHBCOKTHA | ENMLPDUGCQHBCOKTHA | CONTACT HAS BEEN MADE | two_square | two_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
autokey-v2-0659 | IRBCQCJTBKQRTUZJTBBXQ | IRBCQCJTBKQRTUZJTBBXQ | PATIENCE BRINGS VICTORY | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "TRIUMPH"
} | intermediate | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
kl7-v3-0187 | CNRDHTVGANYVROWAUTXBQMFSDLPYPYXZDSBOPAEWMDVQXIYGDFDIRFCFTFQKHYGAWTSTROZAYCWEL | CNRDHTVGANYVROWAUTXBQMFSDLPYPYXZDSBOPAEWMDVQXIYGDFDIRFCFTFQKHYGAWTSTROZAYCWEL | THE RIGHT OF THE PEOPLE TO KEEP AND BEAR ARMS SHALL NOT BE INFRINGED BY THE FEDERAL GOVERNMENT | kl7 | kl7 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
kama-sutra-v3-0406 | ZJNENDNA REI LUAT UL KUDNAETNEM QNPUTNX VNXMAOPMYDN UL MJNXN NEVX YM YX MJN AYKJM UL MJN CNUCFN MU RFMNA UA MU RQUFYXJ YM REV MU YEXMYMOMN ENZ KUDNAETNEM FRIYEK YMX LUOEVRMYUE UE XOPJ CAYEPYCFNX | ZJNENDNA REI LUAT UL KUDNAETNEM QNPUTNX VNXMAOPMYDN UL MJNXN NEVX YM YX MJN AYKJM UL MJN CNUCFN MU RFMNA UA MU RQUFYXJ YM REV MU YEXMYMOMN ENZ KUDNAETNEM FRIYEK YMX LUOEVRMYUE UE XOPJ CAYEPYCFNX | WHENEVER ANY FORM OF GOVERNMENT BECOMES DESTRUCTIVE OF THESE ENDS IT IS THE RIGHT OF THE PEOPLE TO ALTER OR TO ABOLISH IT AND TO INSTITUTE NEW GOVERNMENT LAYING ITS FOUNDATION ON SUCH PRINCIPLES | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 161 | 194 | cipher_museum | 2.0 | public | null | null |
monoalphabetic-v3-1033 | RBO GKPD KTP AKD CQ KJO GKPD WJD RBKT QBWGR GKUO RBO GKPD RBY AKD VCRB WGG RBCJO BOWPR WJD VCRB WGG RBY QKTG WJD VCRB WGG RBY HCABR WJD RBOQO VKPDQ VBCSB C SKHHWJD RBOO RBCQ DWY QBWGG IO CJ RBCJO BOWPR | RBO GKPD KTP AKD CQ KJO GKPD WJD RBKT QBWGR GKUO RBO GKPD RBY AKD VCRB WGG RBCJO BOWPR WJD VCRB WGG RBY QKTG WJD VCRB WGG RBY HCABR WJD RBOQO VKPDQ VBCSB C SKHHWJD RBOO RBCQ DWY QBWGG IO CJ RBCJO BOWPR | THE LORD OUR GOD IS ONE LORD AND THOU SHALT LOVE THE LORD THY GOD WITH ALL THINE HEART AND WITH ALL THY SOUL AND WITH ALL THY MIGHT AND THESE WORDS WHICH I COMMAND THEE THIS DAY SHALL BE IN THINE HEART | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "WISDOM"
} | beginner | en | 159 | 201 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v3-0120 | XLWGFOMNPAHUCEQQZ | XLWGFOMNPAHUCEQQZ | ARCHERS TO THE WALLS | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 5
} | expert | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
adfgx-v3-0158 | AAGGGXGXAFGDXADDGFAGDFFADDADGAXDGGXDFDGDDGAFDGADAFDXDFGDFAGFDFADDFAADFAAFGGXDGFAGXXADFAAFAADDAADDXADDADXDXDGDDDXFXDGDAGDADXAGAGAADAFAXAAFDXDAAAFXDAAAA | AAGGGXGXAFGDXADDGFAGDFFADDADGAXDGGXDFDGDDGAFDGADAFDXDFGDFAGFDFADDFAADFAAFGGXDGFAGXXADFAAFAADDAADDXADDADXDXDGDDDXFXDGDAGDADXAGAGAADAFAXAAFDXDAAAFXDAAAA | THE BATTLE OF GETTYSBURG LASTED THREE DAYS AND COST OVER FIFTY THOUSAND CASUALTIES TOTAL | adfgx | adfgx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 150 | 150 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v2-0407 | KPTBMRPGFSZVTYNDKVHFP | KPTBMRPGFSZVTYNDKVHFP | PATIENCE BRINGS VICTORY | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "VENICE"
} | advanced | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
cda-0018532 | KAII INOT OLQO KALY TEDY SHOR QOTE DYCH OLSH ARAL SHOR AIII NSHA IIND ALOK AINY KCHE OLQO KEED YOTE DYOK EEDY CHEO LSHE DYRA IINO RORQ OKEE DYYT AIIN SHEE DYSH OROT AINS HEDY QOKA LORO RQOK ALYK CHEO LOKE DYOR ORCH EDAL QOKA LYPC HOLS HORK AIII NYTA IIND AIIN OTOL AIII NCHE OLSH ALOK EEDY DAII NOKS HYSH OROK SHYR AIIN ... | KAII INOT OLQO KALY TEDY SHOR QOTE DYCH OLSH ARAL SHOR AIII NSHA IIND ALOK AINY KCHE OLQO KEED YOTE DYOK EEDY CHEO LSHE DYRA IINO RORQ OKEE DYYT AIIN SHEE DYSH OROT AINS HEDY QOKA LORO RQOK ALYK CHEO LOKE DYOR ORCH EDAL QOKA LYPC HOLS HORK AIII NYTA IIND AIIN OTOL AIII NCHE OLSH ALOK EEDY DAII NOKS HYSH OROK SHYR AIIN ... | KERCKHOFFS PRINCIPLE SAYS THE SYSTEM MUST BE SECURE EVEN IF ENEMY KNOWS ALGORITHM A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE | voynich_render | voynich_render | null | {} | hard | en | 330 | 330 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
solitaire-v3-0304 | PYTKFNDXRUZYBTVUKFYPCGOCCWBBBQHDQQKNSUFLKHRXVHEWUGQFCNOUUSXKPMIBUSGTDVPMWZKQWMZUSPQRNNJDCJTGAYAJALUHHSJBEWEVHVCYQMAAZXTYJYHOBNPANKNFUCIWOBEITKAUIYDHIZBDTKOOMKSUMYJLE | PYTKFNDXRUZYBTVUKFYPCGOCCWBBBQHDQQKNSUFLKHRXVHEWUGQFCNOUUSXKPMIBUSGTDVPMWZKQWMZUSPQRNNJDCJTGAYAJALUHHSJBEWEVHVCYQMAAZXTYJYHOBNPANKNFUCIWOBEITKAUIYDHIZBDTKOOMKSUMYJLE | ULTRA INTELLIGENCE FROM BLETCHLEY PARK GAVE THE ALLIES AN ENORMOUS ADVANTAGE IN WORLD WAR TWO BY REVEALING GERMAN INTENTIONS BEFORE OPERATIONS BEGAN BUT THE SOURCE HAD TO BE PROTECTED AT ALL COSTS | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "PONTIFEX"
} | expert | en | 165 | 165 | cipher_museum | 2.0 | public | null | null |
geheimschreiber-122 | MUSOBDCARQ | MUSOBDCARQ | FLEE AT ONCE | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "SECRET"
} | expert | en | 10 | 10 | cipher_museum | 0.2 | public | null | null |
adfgvx-v3-0174 | AGAGGAFDADGGDGFXDAAXGDAFXAGDGFGFVFVAXAXAFGDAXADAFDADVDVFXAGFFAFDDGVFXGAAAADFDDDAVAXAVAXFGAGGXFVDFAGDAAXAAFAFDDFAXAGGFDVAAFDFDFGXAAAAAFAXAGFXAGAGAVGG | AGAGGAFDADGGDGFXDAAXGDAFXAGDGFGFVFVAXAXAFGDAXADAFDADVDVFXAGFFAFDDGVFXGAAAADFDDDAVAXAVAXFGAGGXFVDFAGDAAXAAFAFDDFAXAGGFDVAAFDFDFGXAAAAAFAXAGFXAGAGAVGG | GALILEO POINTED HIS TELESCOPE AT THE HEAVENS AND CONFIRMED THAT THE EARTH ORBITS THE SUN | adfgvx | adfgvx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 148 | 148 | cipher_museum | 2.0 | public | null | null |
trifid-v3-0271 | UCOQJIBHQFLEILDKCEKCOHALXTHBIAYKJTYEHZRXLTTBYFRGSTEDHMIL+UFOYIJYAPLMIPKQMAPSQ | UCOQJIBHQFLEILDKCEKCOHALXTHBIAYKJTYEHZRXLTTBYFRGSTEDHMIL+UFOYIJYAPLMIPKQMAPSQ | ON D DAY THE ALLIED FORCES LANDED ON FIVE NORMANDY BEACHES IN THE GREATEST SEABORNE INVASION | trifid | trifid | fractionation | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
copiale-v3-0037 | B1 L1 R8 O4 O5 O6 K4 N3 K0 C3 C5 K8 U6 L9 C8 L5 Y0 O1 N3 | B1 L1 R8 O4 O5 O6 K4 N3 K0 C3 C5 K8 U6 L9 C8 L5 Y0 O1 N3 | THE TELESCOPE REVEALS | copiale | copiale | substitution | {
"type": "keyword",
"value": "MASONIC"
} | advanced | en | 38 | 56 | cipher_museum | 2.0 | public | null | null |
hill-v3-0436 | EEALCRIKDQJP | EEALCRIKDQJP | GOLD FROM LEAD | hill | hill | polygraphic | {
"a": 11,
"b": 3,
"c": 2,
"d": 5
} | advanced | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
cda-0018066 | ... ..... ... .... ... . ..... .... . .. .. .... .... ..... .... ... . ..... ... ... . ... ... .... . .... . ..... . .... ... . . ..... .... .... .... .... . ..... .... .. .... ... . . .... ... ... ..... . . .. .... .... .. .... ... ... .... .. . ... ... .... ..... ... .. . .. . ........ | ... ..... ... .... ... . ..... .... . .. .. .... .... ..... .... ... . ..... ... ... . ... ... .... . .... . ..... . .... ... . . ..... .... .... .... .... . ..... .... .. .... ... . . .... ... ... ..... . . .. .... .... .. .... ... ... .... .. . ... ... .... ..... ... .. . .. . ........ | POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE KERCKHOFFS PRINCIPLE SAYS THE SYSTEM MUST BE SECURE EVEN IF ENEMY KNOWS ALGORITHM A TRANSPARENT TOOL SHOULD SHOW ITS REASONING GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY | tap_code | tap_code | null | {} | hard | en | 202 | 202 | synthetic_educational | null | null | [
"dot_count_decode",
"grid_position_search"
] | Tap code: letters encoded as dot-groups representing row and column in 5×5 grid. |
m209-v2-0411 | CQQGTLCRZPLVL | CQQGTLCRZPLVL | ANNUIT COEPTIS | m209 | m209 | machine | {
"type": "seed",
"value": "VICTORY"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
venona-pad-reuse-v3-0128 | YPFSZ63D2XMCUMZ | YPFSZ63D2XMCUMZ | THE WIND IS WITH US | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "LIBERTY"
} | expert | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v2-0194 | EPAEEBRCABREFHOSHANLEIOADSEKGETNRLAEPEUSEEHSDAASDURYELEEMARTSGETMOSHHTLNDERS | EPAEEBRCABREFHOSHANLEIOADSEKGETNRLAEPEUSEEHSDAASDURYELEEMARTSGETMOSHHTLNDERS | BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "FORTRESS"
} | intermediate | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
jn25-v2-0233 | 09994 09903 09919 09906 09907 09991 09903 09906 09993 09999 09902 09992 09907 09993 09910 09993 09902 09913 09993 09999 09906 09907 09999 09995 09903 09903 09919 09906 09994 09999 09908 09996 09993 09906 09907 09990 09906 09903 09919 09995 09996 09908 09994 09903 09906 09908 09996 09903 09902 09908 09996 09997 09907 09... | 09994 09903 09919 09906 09907 09991 09903 09906 09993 09999 09902 09992 09907 09993 09910 09993 09902 09913 09993 09999 09906 09907 09999 09995 09903 09903 09919 09906 09994 09999 09908 09996 09993 09906 09907 09990 09906 09903 09919 09995 09996 09908 09994 09903 09906 09908 09996 09903 09902 09908 09996 09997 09907 09... | FOURSCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH ON THIS CONTINENT A NEW NATION CONCEIVED IN LIBERTY AND DEDICATED TO THE PROPOSITION THAT ALL MEN ARE CREATED EQUAL | jn25 | jn25 | codebook | {
"type": "additive",
"value": "99999"
} | expert | en | 715 | 857 | cipher_museum | 2.0 | public | null | null |
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