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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
lorenz-v3-0262 | THEBATTLEOFBRITAINRAGEDINTHESKIESABOVEENGLANDFORFOURMONTHSINNINETEENFORTY | THEBATTLEOFBRITAINRAGEDINTHESKIESABOVEENGLANDFORFOURMONTHSINNINETEENFORTY | THE BATTLE OF BRITAIN RAGED IN THE SKIES ABOVE ENGLAND FOR FOUR MONTHS IN NINETEEN FORTY | lorenz | lorenz | machine | {
"type": "seed",
"value": "COLOSSUS"
} | expert | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
adfgx-v2-0290 | DGDGXDXADDFFDADAAFAGFDFFDAADFAGAFADFADGDDXGAGGFAGDFAAFXDAAFAFADFXDGGDAXDAFDFDFDXAAFAFFGFXXDFGAXDXGDDDADXXAFFAGDGFFFFXAAGGDDFAXAFFGXGAD | DGDGXDXADDFFDADAAFAGFDFFDAADFAGAFADFADGDDXGAGGFAGDFAAFXDAAFAFADFXDGGDAXDAFDFDFDXAAFAFFGFXXDFGAXDXGDDDADXXAFFAGDGFFFFXAAGGDDFAXAFFGXGAD | I KNOW NOT WHAT COURSE OTHERS MAY TAKE BUT AS FOR ME GIVE ME LIBERTY OR GIVE ME DEATH | adfgx | adfgx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 134 | 134 | cipher_museum | 2.0 | public | null | null |
lorenz-v2-0202 | THEKASISKITESTFINDSREPECTEDSEQUENCESTODETERMINETHEKEYLGNGTHOFAVIGENERECIPHERKEY | THEKASISKITESTFINDSREPECTEDSEQUENCESTODETERMINETHEKEYLGNGTHOFAVIGENERECIPHERKEY | THE KASISKI TEST FINDS REPEATED SEQUENCES TO DETERMINE THE KEY LENGTH OF A VIGENERE CIPHER KEY | lorenz | lorenz | machine | {
"type": "seed",
"value": "FISH"
} | expert | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
sigaba-v2-0342 | VVEKXFXKHDHTDTFRIMUGZOMSJXIFJVGUKZHIINIYGAZLTECIRDZBKGVCANGYNNOLTWLKEVWEHBUE | VVEKXFXKHDHTDTFRIMUGZOMSJXIFJVGUKZHIINIYGAZLTECIRDZBKGVCANGYNNOLTWLKEVWEHBUE | MARY QUEEN OF SCOTS WAS BEHEADED AFTER HER CIPHER LETTERS WERE DECODED BY THOMAS PHELIPPES | sigaba | sigaba | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-274 | AHQTZXYRTSMMVJKVESMBAARFLVYPVVJGGTNBTIJ | AHQTZXYRTSMMVJKVESMBAARFLVYPVVJGGTNBTIJ | IT WAS THE BEST OF TIMES IT WAS THE WORST OF TIMES | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "SOUTHERN"
} | intermediate | en | 39 | 39 | cipher_museum | 0.2 | public | null | null |
nihilist-v3-0240 | 26 56 60 65 37 57 66 26 56 87 24 55 59 45 58 29 99 43 55 56 55 55 45 58 53 28 79 64 55 45 58 56 28 79 56 45 48 58 53 55 38 74 47 37 90 22 35 57 76 27 46 77 53 56 58 77 38 57 56 56 48 67 64 65 66 77 52 54 | 26 56 60 65 37 57 66 26 56 87 24 55 59 45 58 29 99 43 55 56 55 55 45 58 53 28 79 64 55 45 58 56 28 79 56 45 48 58 53 55 38 74 47 37 90 22 35 57 76 27 46 77 53 56 58 77 38 57 56 56 48 67 64 65 66 77 52 54 | IN MY BEGINNING IS MY END AND IN MY END IS MY BEGINNING AS THE QUEEN OF SCOTS KNEW WELL | nihilist | nihilist | fractionation | {
"polybius": "TRIUMPH",
"keyword": "JUSTICE"
} | advanced | en | 136 | 203 | cipher_museum | 2.0 | public | null | null |
fialka-v3-0291 | OISIAABQYTRSDFSEGNBRYSRVVOGURYPOFYDHYXUUAVDIWLNFHXRUIUSVUGMFZDIZDEGSFZDIQXUEA | OISIAABQYTRSDFSEGNBRYSRVVOGURYPOFYDHYXUUAVDIWLNFHXRUIUSVUGMFZDIZDEGSFZDIQXUEA | THE RIGHT OF THE PEOPLE TO KEEP AND BEAR ARMS SHALL NOT BE INFRINGED BY THE FEDERAL GOVERNMENT | fialka | fialka | machine | {
"type": "seed",
"value": "SOVIET"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
fialka-v3-0171 | BSKYPITYNLGUQBNBGEPRYCFQSYBXYENMBIPYOMOHHLJANMMTXJPSLHVQMHCVCBQXKKAWADYGX | BSKYPITYNLGUQBNBGEPRYCFQSYBXYENMBIPYOMOHHLJANMMTXJPSLHVQMHCVCBQXKKAWADYGX | WATSON WE HAVE FOUND THE STRUCTURE OF DNA AND IT IS A DOUBLE HELIX OF BREATHTAKING BEAUTY | fialka | fialka | machine | {
"type": "seed",
"value": "KREMLIN"
} | expert | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
rail-fence-v3-0501 | TDTSHETYHEEETOBERRPATSCEVOGHEORESWEETNADEELUASNTTRENTTOOASDISIITTNTTDTTHSOEUE | TDTSHETYHEEETOBERRPATSCEVOGHEORESWEETNADEELUASNTTRENTTOOASDISIITTNTTDTTHSOEUE | THE POWERS NOT DELEGATED TO THE UNITED STATES BY THE CONSTITUTION ARE RESERVED TO THE STATES | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 11
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
cda-0017473 | ⟨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⟩ ⟨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⟩ | GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY | babington | babington | null | {} | medium | en | 44 | 44 | synthetic_educational | null | null | [
"nomenclator_frequency",
"symbol_mapping"
] | Babington nomenclator: symbol tokens ⟨wNN⟩/⟨aNN⟩ used in the 1586 Babington Plot. |
cda-0013209 | BE / TKIN / MA-E / MA-E / TKIN / DZEH / WOL-LA-CHEE / TSAH / BE / LIN / DZEH / DIBEH-YAZZIE / DIBEH-YAZZIE / NA-AS-TSO-SI / WOL-LA-CHEE / TSAH / TKIN / TSAH / THAN-ZIE / GAH / A-KHA / BE / NO-DA-IH / MOASI / DZEH / BE ... | BE / TKIN / MA-E / MA-E / TKIN / DZEH / WOL-LA-CHEE / TSAH / BE / LIN / DZEH / DIBEH-YAZZIE / DIBEH-YAZZIE / NA-AS-TSO-SI / WOL-LA-CHEE / TSAH / TKIN / TSAH / THAN-ZIE / GAH / A-KHA / BE / NO-DA-IH / MOASI / DZEH / BE ... | DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS CAREFULLY | navajo_code | navajo_code | null | {} | hard | en | 218 | 218 | synthetic_educational | null | null | [
"codebook_frequency",
"word_list_attack"
] | Navajo Code Talker cipher: Navajo words represent English letters. |
stager-route-330 | RAWALNXLYXXATXXD | RAWALNXLYXXATXXD | RALLY AT DAWN | stager_route | stager_route | transposition | {
"type": "integer",
"value": 8
} | expert | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
lorenz-v2-0122 | HOLDTHELINE | HOLDTHELINE | HOLD THE LINE | lorenz | lorenz | machine | {
"type": "seed",
"value": "FISH"
} | expert | en | 11 | 11 | cipher_museum | 2.0 | public | null | null |
chaocipher-180 | MMGOKZYYQNTSCZJXDSOWFSWZUTAKQJOPJLRXZBEQDGQWAMDPNHPMIXQENGAPAEJZKZDOLRTGQFYJYHKLFDMQLAJHQCWRGLJGRYEGETAAOGOLEIFLWCTCVRLNIIAHAXJXQHLYVNKRWFLFXSH | MMGOKZYYQNTSCZJXDSOWFSWZUTAKQJOPJLRXZBEQDGQWAMDPNHPMIXQENGAPAEJZKZDOLRTGQFYJYHKLFDMQLAJHQCWRGLJGRYEGETAAOGOLEIFLWCTCVRLNIIAHAXJXQHLYVNKRWFLFXSH | CRYPTANALYSIS IS THE ART OF BREAKING CODES WITHOUT THE KEY AND IT HAS BEEN PRACTICED FOR AS LONG AS THERE HAVE BEEN CODES TO BREAK THE HISTORY OF CRYPTOLOGY IS A BATTLE OF WITS | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "SECRET"
} | advanced | en | 143 | 143 | cipher_museum | 0.2 | public | null | null |
bazeries-v2-0541 | MQSTBPSIBOQFHYQBPPBILKPSP | MQSTBPSIBOQFHYQBPPBILKPSP | SICUT PATRIBUS SIT DEUS NOBIS | bazeries | bazeries | transposition | {
"type": "integer",
"value": 53
} | advanced | en | 25 | 25 | cipher_museum | 2.0 | public | null | null |
slidex-v3-0109 | ZWXBWXOCJVBKXJLE | ZWXBWXOCJVBKXJLE | SOUND THE TRUMPETS | slidex | slidex | transposition | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
four-square-v3-0100 | QKPNETDEOTONMOPT | QKPNETDEOTONMOPT | SOUND THE TRUMPETS | four_square | four_square | polygraphic | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
hill-v2-0188 | OXTDHZTASOMCLYUPJFTAJVZVQJVRGSQPLYIYAEOXKIHQPJQSRUDCJSHVXEPZLLQORKPZNLBMDPJFRJ | OXTDHZTASOMCLYUPJFTAJVZVQJVRGSQPLYIYAEOXKIHQPJQSRUDCJSHVXEPZLLQORKPZNLBMDPJFRJ | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME LIE DOWN IN GREEN PASTURES BY STILL WATERS | hill | hill | polygraphic | {
"a": 5,
"b": 7,
"c": 2,
"d": 9
} | advanced | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
caesar-v3-0838 | HVS UOHSG VCZR TWFA | HVS UOHSG VCZR TWFA | THE GATES HOLD FIRM | caesar | caesar | substitution | {
"type": "shift",
"value": 14
} | beginner | en | 16 | 19 | cipher_museum | 2.0 | public | null | null |
adfgvx-047 | FAAAAAGGGDFFAFAFGFFFFVFFXGFGVXGGGAADAAFGAFDDFAFDGDGGFXXGVXDDVFFXDGXFGFVFXAVGGXFGVGDAAAADAAGAAAGDDG | FAAAAAGGGDFFAFAFGFFFFVFFXGFGVXGGGAADAAFGAFDDFAFDGDGGFXXGVXDDVFFXDGXFGFVFXAVGGXFGVGDAAAADAAGAAAGDDG | VENI VIDI VICI I CAME I SAW I CONQUERED ALL IN A SINGLE BATTLE | adfgvx | adfgvx | fractionation | {
"polybius": "PRIVACY",
"columnar": "GERMAN"
} | advanced | en | 98 | 98 | cipher_museum | 0.2 | public | null | null |
chaocipher-v2-0073 | DVOLMJYIPTXXDVUXWRHEJFDEOPOPXUPHZDFTNWFFISBUEGGCDFPBXSTVEANNHDMEESRPTCHBD | DVOLMJYIPTXXDVUXWRHEJFDEOPOPXUPHZDFTNWFFISBUEGGCDFPBXSTVEANNHDMEESRPTCHBD | THE SECRET OF GETTING AHEAD IS GETTING STARTED ONE STEP AT A TIME GETS YOU VERY FAR INDEED | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
adfgx-200 | AAAGFFAAFFGFAADAFAXGDADDFADXGAADGDGXDGAAXFAFDDADDXGAXAAFDGFAXAAGXGAXAADAAGAAGGGGGAXAAAADGF | AAAGFFAAFFGFAADAFAXGDADDFADXGAADGDGXDGAAXFAFDDADDXGAXAAFDGFAXAAGXGAXAADAAGAAGGGGGAXAAAADGF | NEVER INTERRUPT YOUR ENEMY WHEN HE IS MAKING A MISTAKE | adfgx | adfgx | fractionation | {
"polybius": "ENIGMA",
"columnar": "CRYPTO"
} | advanced | en | 90 | 90 | cipher_museum | 0.2 | public | null | null |
red-type-a-v3-0070 | SOHIBAAHAEDDIPJICWAGIMWABUOBTGUNAUHIQHIVGNEDTILGAGWLUFSMIUOFTGYLDELHDVIBED | SOHIBAAHAEDDIPJICWAGIMWABUOBTGUNAUHIQHIVGNEDTILGAGWLUFSMIUOFTGYLDELHDVIBED | GALILEO POINTED HIS TELESCOPE AT THE HEAVENS AND CONFIRMED THAT THE EARTH ORBITS THE SUN | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "SAKURA"
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
m94-101 | VVZDMPSPOIVTOQWFZAYNDSQULXWLGRTFABIMDGDVFZXKTOD | VVZDMPSPOIVTOQWFZAYNDSQULXWLGRTFABIMDGDVFZXKTOD | ASK NOT WHAT YOUR COUNTRY CAN DO FOR YOU BUT WHAT YOU CAN DO | m94 | m94 | machine | {
"type": "seed",
"value": "CIPHER"
} | expert | en | 47 | 47 | cipher_museum | 0.2 | public | null | null |
porta-v2-0473 | JWXTWARTLUWDUHTBWLLTHCSSYJRVALYPACWDJPTPPTHEORDTDPOBEPDRXRDRRXAVQEXLWXDTXENDNPDXMC | JWXTWARTLUWDUHTBWLLTHCSSYJRVALYPACWDJPTPPTHEORDTDPOBEPDRXRDRRXAVQEXLWXDTXENDNPDXMC | THE CIPHER DISK WAS INVENTED BY LEON BATTISTA ALBERTI A RENAISSANCE ARCHITECT AND GREAT HUMANIST | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "VENICE"
} | intermediate | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v3-0560 | JEXJNS | JEXJNS | EUREKA | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 14
} | expert | en | 6 | 6 | cipher_museum | 2.0 | public | null | null |
slidex-035 | THKMBSWBZFVBNKLERRWBPCGZDOAMBNKCKYFWLEYPHJ | THKMBSWBZFVBNKLERRWBPCGZDOAMBNKCKYFWLEYPHJ | IN WAR THE MORAL IS TO THE PHYSICAL AS THREE IS TO ONE | slidex | slidex | transposition | {
"type": "keyword",
"value": "SECRET"
} | advanced | en | 42 | 42 | cipher_museum | 0.2 | public | null | null |
noisy-monoalphabetic-ocr_light-010 | MAT GKUKCH YHPT NKEDTLM ILHUBPTP KG QGRLTKDKRET YHFFQGBYKNBHG MXMNTF BG NAT IKYBOBY | MAT GKUKCH YHPT NKEDTLM ILHUBPTP KG QGRLTKDKRET YHFFQGBYKNBHG MXMNTF BG NAT IKYBOBY | THE NAVAJO CODE TALKERS PROVIDED AN UNBREAKABLE COMMUNICATION SYSTEM IN THE PACIFIC | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "KRYPTOS"
} | beginner | en | 72 | 83 | cipher_museum | 0.2 | public | null | null |
four-square-v2-0029 | IETGLOETAQFNFQYCCRKSXY | IETGLOETAQFNFQYCCRKSXY | PATIENCE BRINGS VICTORY | four_square | four_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 22 | 22 | cipher_museum | 2.0 | public | null | null |
alberti-disk-241 | LSSLNWOIZMKU | LSSLNWOIZMKU | ATTACK AT DAWN | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 22
} | expert | en | 12 | 12 | cipher_museum | 0.2 | public | null | null |
adfgx-129 | FAAGGADFFDXXXDDDAAGADXDFFAAADF | FAAGGADFFDXXXDDDAAGADXDFFAAADF | MEET AT THE OLD OAK | adfgx | adfgx | fractionation | {
"polybius": "SECRET",
"columnar": "AGENTS"
} | advanced | en | 30 | 30 | cipher_museum | 0.2 | public | null | null |
vic-125 | 3863095808790632863490 | 3863095808790632863490 | ENEMY FORCES NEAR | vic | vic | substitution | {
"type": "keyword",
"value": "MUSEUM"
} | advanced | en | 22 | 22 | cipher_museum | 0.2 | public | null | null |
cda-0020636 | TZXWFVKFXAVFRWXXKWLKVRORYMASSESIFVZRRTEPTWQFXMPSLXBSLRIIOWLGJITJBKVRSKFSKUCLIUSVORBPKWOPHEYRLATXKPLUPPPWEVXMRFWTTVYKXOMU | TZXWFVKFXAVFRWXXKWLKVRORYMASSESIFVZRRTEPTWQFXMPSLXBSLRIIOWLGJITJBKVRSKFSKUCLIUSVORBPKWOPHEYRLATXKPLUPPPWEVXMRFWTTVYKXOMU | THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER | running_key | running_key | null | {} | hard | en | 120 | 120 | synthetic_educational | null | null | [
"index_of_coincidence",
"probable_plaintext"
] | Running-key cipher: Vigenère with a very long key (e.g. a book passage). |
columnar-transposition-v2-0352 | ASYEENOSVOLNLEOUUOTOIJERANSSSALVAIEDESSSRSEBCTVSLNNPDQEEOOIUOOOAOUNLE | ASYEENOSVOLNLEOUUOTOIJERANSSSALVAIEDESSSRSEBCTVSLNNPDQEEOOIUOOOAOUNLE | LA VIDA ES SUENO Y LOS SUENOS SUENOS SON PARA TODOS LOS QUE VIVEN BAJO EL CIELO ETERNO | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "BATTLE"
} | intermediate | en | 69 | 69 | cipher_museum | 2.0 | public | null | null |
solitaire-v3-0149 | WYNAOVWJVGTEBKEPHPUL | WYNAOVWJVGTEBKEPHPUL | STEAM POWER TRANSFORMS | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "SCHNEIER"
} | expert | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
porta-v2-0387 | JWXYOCYMLZERVTTA | JWXYOCYMLZERVTTA | THE HARBOR IS CLEAR | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "VENICE"
} | intermediate | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
kama-sutra-v3-0366 | MJN UEFI MJYEK ENPNXXRAI LUA MJN MAYOTCJ UL NDYF YX LUA KUUV TNE MU VU EUMJYEK RM RFF | MJN UEFI MJYEK ENPNXXRAI LUA MJN MAYOTCJ UL NDYF YX LUA KUUV TNE MU VU EUMJYEK RM RFF | THE ONLY THING NECESSARY FOR THE TRIUMPH OF EVIL IS FOR GOOD MEN TO DO NOTHING AT ALL | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 68 | 85 | cipher_museum | 2.0 | public | null | null |
zimmermann-054 | 00000 99999 90004 90013 90004 90012 90024 99998 99999 90010 90013 90014 90022 90018 99998 00000 99999 90018 90024 90018 90019 90004 90012 99998 99999 90003 90004 90018 90008 90006 90013 99998 00061 99999 90002 90008 90015 90007 90004 90017 99998 99999 90000 90002 90002 90014 90017 90003 90008 90013 90006 90011 90024 99... | 00000 99999 90004 90013 90004 90012 90024 99998 99999 90010 90013 90014 90022 90018 99998 00000 99999 90018 90024 90018 90019 90004 90012 99998 99999 90003 90004 90018 90008 90006 90013 99998 00061 99999 90002 90008 90015 90007 90004 90017 99998 99999 90000 90002 90002 90014 90017 90003 90008 90013 90006 90011 90024 99... | THE ENEMY KNOWS THE SYSTEM DESIGN YOUR CIPHER ACCORDINGLY WITH GREAT CARE | zimmermann | zimmermann | codebook | {
"type": "none",
"value": null
} | expert | en | 340 | 407 | cipher_museum | 0.2 | public | null | null |
gronsfeld-v2-0876 | UIGIZOECPJOUCOUSPDOJNPHFTNNWQNDBVLTOJUWMBUQIWFQTRIVDKQLBUQQJQPKQYFJVKJSFZDHUMARWBQRUTYJODYFMADRFTUDLFTGOJDUGGFUBPRYIFTSTJOVIWFRWHSUMAWMFNGVXBHGVMBWGPJBOKQLBOFUJGFTWTQIAVNDBNFTODGSYT | UIGIZOECPJOUCOUSPDOJNPHFTNNWQNDBVLTOJUWMBUQIWFQTRIVDKQLBUQQJQPKQYFJVKJSFZDHUMARWBQRUTYJODYFMADRFTUDLFTGOJDUGGFUBPRYIFTSTJOVIWFRWHSUMAWMFNGVXBHGVMBWGPJBOKQLBOFUJGFTWTQIAVNDBNFTODGSYT | 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 | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "11235"
} | intermediate | en | 181 | 181 | cipher_museum | 2.0 | public | null | null |
enigma-v3-0572 | MYBUPLAXJCPECKSBTFSRKSXJEGNJTKCRTGBQKMZXIFDQYTYVRECITCGGITEZFIVHNPMEQLRTJ | MYBUPLAXJCPECKSBTFSRKSXJEGNJTKCRTGBQKMZXIFDQYTYVRECITCGGITEZFIVHNPMEQLRTJ | DO NOT GO GENTLE INTO THAT GOOD NIGHT OLD AGE SHOULD BURN AND RAVE AT CLOSE OF DAY RAGE RAGE | enigma | enigma | machine | {
"type": "rotor_start",
"value": "PQR"
} | expert | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v3-0045 | ABMIUXWEMZBZIVANWZUA | ABMIUXWEMZBZIVANWZUA | STEAM POWER TRANSFORMS | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "SEOUL"
} | beginner | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
trifid-v2-0526 | FTHIHUFXFWWJOQRR | FTHIHUFXFWWJOQRR | DIVIDE AND CONQUER | trifid | trifid | fractionation | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
great-cipher-149 | 177 159 145 162 153 159 170 137 139 181 177 134 127 175 | 177 159 145 162 153 159 170 137 139 181 177 134 127 175 | LOCK DOWN ALL GATES | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "SECRET"
} | expert | en | 42 | 55 | cipher_museum | 0.2 | public | null | null |
confederate-vigenere-v2-0709 | IIVEJFCJCMQVDWOCEZCMNKFHORMZWHWSUBVSVBKMKBHUOOAERSSUTZZZUKJFNIOVVIVWTUEJXQTMDFM | IIVEJFCJCMQVDWOCEZCMNKFHORMZWHWSUBVSVBKMKBHUOOAERSSUTZZZUKJFNIOVVIVWTUEJXQTMDFM | NATURE IS WRITTEN IN THE LANGUAGE OF MATHEMATICS AND ITS CHARACTERS ARE TRIANGLES AND CIRCLES | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "VICKSBURG"
} | intermediate | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
cda-0015737 | 66 36 82 57 50 20 80 68 80 43 65 80 82 61 82 80 95 82 61 55 29 69 89 57 82 11 25 82 76 69 80 66 36 82 52 69 77 77 59 29 50 66 43 25 80 69 29 61 76 82 57 11 59 61 82 61 68 11 50 25 50 66 61 82 72 59 82 29 52 82 68 61 66 36 82 80 82 65 82 68 66 50 29 25 55 82 43 66 36 82 55 68 61 50 61 55 50 82 73 68 77 50 29 68 66 50 69... | 66 36 82 57 50 20 80 68 80 43 65 80 82 61 82 80 95 82 61 55 29 69 89 57 82 11 25 82 76 69 80 66 36 82 52 69 77 77 59 29 50 66 43 25 80 69 29 61 76 82 57 11 59 61 82 61 68 11 50 25 50 66 61 82 72 59 82 29 52 82 68 61 66 36 82 80 82 65 82 68 66 50 29 25 55 82 43 66 36 82 55 68 61 50 61 55 50 82 73 68 77 50 29 68 66 50 69... | THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT | wallis_cipher | wallis_cipher | null | {} | hard | en | 141 | 141 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
beaufort-v3-0713 | JVCDBPJPNOGDNWYWGNIZPOHNONJAKFAUUFOGXFXCGPGCJJAMVNAOAASAWOHNLWOEUPHZXOSDPNLBKCJFQDW | JVCDBPJPNOGDNWYWGNIZPOHNONJAKFAUUFOGXFXCGPGCJJAMVNAOAASAWOHNLWOEUPHZXOSDPNLBKCJFQDW | RSA ENCRYPTION RELIES ON THE MATHEMATICAL DIFFICULTY OF FACTORING THE PRODUCT OF TWO LARGE PRIMES | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "ANCHOR"
} | intermediate | en | 83 | 83 | cipher_museum | 2.0 | public | null | null |
nihilist-021 | 79 58 79 56 36 68 58 57 79 48 38 67 59 48 66 45 50 78 | 79 58 79 56 36 68 58 57 79 48 38 67 59 48 66 45 50 78 | THE BRIDGE IS SECURED | nihilist | nihilist | fractionation | {
"polybius": "RUSSIAN",
"keyword": "KEY"
} | advanced | en | 36 | 53 | cipher_museum | 0.2 | public | null | null |
double-transposition-v2-0296 | LRRSTIOIEVDAHAOCEEHMNNHIESECSEHSEERDDEEWTANBAFAAEEAVBORIMTYUNTDTTTTT | LRRSTIOIEVDAHAOCEEHMNNHIESECSEHSEERDDEEWTANBAFAAEEAVBORIMTYUNTDTTTTT | COWARDS DIE MANY TIMES BEFORE THEIR DEATHS THE VALIANT NEVER TASTE DEATH BUT ONCE | double_transposition | double_transposition | transposition | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
cda-0016686 | --. .-. --- -. ... ..-. . .-.. -.. / ..- ... . ... / .- / -.. .. --. .. - / ... . --.- ..- . -. -.-. . / .- ... / - .... . / .-. . .--. . .- - .. -. --. / -.- . -.-- / - .... . / - .-. .. - .... . -- .. ..- ... / -.-. .. .--. .... . .-. / .- -.. ...- .- -. -.-. . ... / - .... . / .- .-.. .--. .... .- -... . - / -... -.... | --. .-. --- -. ... ..-. . .-.. -.. / ..- ... . ... / .- / -.. .. --. .. - / ... . --.- ..- . -. -.-. . / .- ... / - .... . / .-. . .--. . .- - .. -. --. / -.- . -.-- / - .... . / - .-. .. - .... . -- .. ..- ... / -.-. .. .--. .... . .-. / .- -.. ...- .- -. -.-. . ... / - .... . / .- .-.. .--. .... .- -... . - / -... -.... | GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE | morse_code | morse_code | null | {} | hard | en | 194 | 194 | synthetic_educational | null | null | [
"symbol_decode",
"frequency_analysis"
] | Morse code: dots and dashes; word-separated by / symbol. |
enigma-v3-0859 | ZTWNKOWLOJGPQOWUISXY | ZTWNKOWLOJGPQOWUISXY | THE COMPASS POINTS TRUE | enigma | enigma | machine | {
"type": "rotor_start",
"value": "AAB"
} | expert | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
kryptos-v2-0313 | PURRCHUXQVGYKRRRSOWFFWXSZHEMXBSBMUXKLSZVJVLBOOWJXIZSJKBNRDOCOHNPBEEFTXXU | PURRCHUXQVGYKRRRSOWFFWXSZHEMXBSBMUXKLSZVJVLBOOWJXIZSJKBNRDOCOHNPBEEFTXXU | ASK WHAT YOU CAN DO FOR YOUR COUNTRY NOT WHAT YOUR COUNTRY CAN DO FOR YOU TODAY AND ALWAYS | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "VIRTUAL"
} | advanced | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
four-square-v2-0402 | TRAALGLUNUPADFMTLIQSEFSHASNUZTALUNUHGQFUGATYUHTATPAFOUCQALONGBHAIQLOFUISASENALSY | TRAALGLUNUPADFMTLIQSEFSHASNUZTALUNUHGQFUGATYUHTATPAFOUCQALONGBHAIQLOFUISASENALSY | RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT | four_square | four_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v3-0074 | LWCVBWWBPMZAIAGWCEWCTLPIDMBPMULWCVBWGWCBPQAQABPMOWTLMVZCTMWNITTZMTQOQWVA | LWCVBWWBPMZAIAGWCEWCTLPIDMBPMULWCVBWGWCBPQAQABPMOWTLMVZCTMWNITTZMTQOQWVA | DO UNTO OTHERS AS YOU WOULD HAVE THEM DO UNTO YOU THIS IS THE GOLDEN RULE OF ALL RELIGIONS | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "SEOUL"
} | beginner | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v3-0338 | LJWSKMJWTMJAWVZWJW | LJWSKMJWTMJAWVZWJW | TREASURE BURIED HERE | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "DYNASTY"
} | beginner | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
diana-v2-0248 | ZHSYQAUOOEZGTDHMNYVNXHBRWEJXRLGJBWDBAELENSAPRZEFHBRQPESTWYWJANFSOQOYSSALAQQHXGLLVIHSLLGOONFLPJYIPPSRMCVXPKETCXELUXDYINRFYKRKUHFLNCPSXFKKRXMGNBQRAIEFLMK | ZHSYQAUOOEZGTDHMNYVNXHBRWEJXRLGJBWDBAELENSAPRZEFHBRQPESTWYWJANFSOQOYSSALAQQHXGLLVIHSLLGOONFLPJYIPPSRMCVXPKETCXELUXDYINRFYKRKUHFLNCPSXFKKRXMGNBQRAIEFLMK | TIMES ARE BAD CHILDREN NO LONGER OBEY THEIR PARENTS AND EVERYONE IS WRITING A BOOK IT SEEMS TO ME THAT THE YOUNG HAVE ALWAYS AND WILL ALWAYS BE AN UNRULY GENERATION FULL OF FOOLISHNESS | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "SPECIAL"
} | intermediate | en | 151 | 151 | cipher_museum | 2.0 | public | null | null |
diana-042 | BRCYHPCJNLWKSVHWELWABPSLWPDIJYJRSAUBUOBGQAYNHVUNVVMUONXIEJVAMAWV | BRCYHPCJNLWKSVHWELWABPSLWPDIJYJRSAUBUOBGQAYNHVUNVVMUONXIEJVAMAWV | CRYPTOGRAPHY IS THE PRACTICE OF SECURING COMMUNICATIONS FROM ADVERSARIES | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "DIANA"
} | intermediate | en | 64 | 64 | cipher_museum | 0.2 | public | null | null |
joseon-yeokhak-v2-0426 | SDDLZWOGJDVKSKLSYWSFVWSUZESFAFZAKLAEWHDSQKESFQHSJLKGFDAXWKYJWSLKLSYW | SDDLZWOGJDVKSKLSYWSFVWSUZESFAFZAKLAEWHDSQKESFQHSJLKGFDAXWKYJWSLKLSYW | ALL THE WORLDS A STAGE AND EACH MAN IN HIS TIME PLAYS MANY PARTS ON LIFES GREAT STAGE | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "DYNASTY"
} | beginner | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
cda-0017673 | GRON SFEL DUSE SAXI GITS EQUE NCEA STHE REXE ATIX GKEY DONO TCON FUZE OBFU SCAT IONW IXHE NCRY PTIX NTHE ONET IMEP ADIS THEO RETI CALL YUNB REAK ABLE IFUS EDCO RREC TLY | GRON SFEL DUSE SAXI GITS EQUE NCEA STHE REXE ATIX GKEY DONO TCON FUZE OBFU SCAT IONW IXHE NCRY PTIX NTHE ONET IMEP ADIS THEO RETI CALL YUNB REAK ABLE IFUS EDCO RREC TLY | GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY | commercial_code | commercial_code | null | {} | hard | en | 135 | 135 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
cda-0011453 | IIEAE XNPCR NHTGA MUFRL DHIRH ERESN CAXEE DEAIS SEKCI MRPIA EDATI FXHEI TOOIM PTRNE SIDIE RSERH GREPS KAQII NTTSN GPSAP TP | IIEAE XNPCR NHTGA MUFRL DHIRH ERESN CAXEE DEAIS SEKCI MRPIA EDATI FXHEI TOOIM PTRNE SIDIE RSERH GREPS KAQII NTTSN GPSAP TP | THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS | double_transposition | double_transposition | null | {
"key1": "MUSEUM",
"key2": "PALACE"
} | hard | en | 102 | 102 | synthetic_educational | null | null | [] | |
vic-v3-0305 | 814853014585263 | 814853014585263 | GOLD FROM LEAD | vic | vic | substitution | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
cda-0019761 | K r· L Γ· ─ Γ L ⌣ ┘· ⌐· r ┘· Γ· ─ r Γ· Γ L ─ r L Γ· X ⌐ X· X L ⌐· X· └ r └ X· L | K r· L Γ· ─ Γ L ⌣ ┘· ⌐· r ┘· Γ· ─ r Γ· Γ L ─ r L Γ· X ⌐ X· X L ⌐· X· └ r └ X· L | THE INDEX OF COINCIDENCE IS A USEFUL CLUE | pigpen | pigpen | null | {} | easy | en | 17 | 17 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
cda-0013025 | 35 11 44 44 15 42 33 52 34 42 14 43 23 15 31 35 12 42 15 11 25 32 34 33 34 11 31 35 23 11 12 15 44 24 13 43 45 12 43 44 24 44 45 44 24 34 33 34 12 43 15 42 51 11 12 31 15 15 51 24 14 15 33 13 15 13 34 32 15 43 12 15 21 34 42 15 13 34 33 21 24 14 15 33 13 15 | 35 11 44 44 15 42 33 52 34 42 14 43 23 15 31 35 12 42 15 11 25 32 34 33 34 11 31 35 23 11 12 15 44 24 13 43 45 12 43 44 24 44 45 44 24 34 33 34 12 43 15 42 51 11 12 31 15 15 51 24 14 15 33 13 15 13 34 32 15 43 12 15 21 34 42 15 13 34 33 21 24 14 15 33 13 15 | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE | polybius | polybius | null | {} | hard | en | 86 | 86 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
cda-0015127 | 801 839 999 802 817 816 825 841 812 999 806 826 846 822 813 851 999 801 845 847 834 824 813 855 999 801 999 833 825 841 812 802 852 999 816 862 839 808 857 826 842 839 999 859 842 999 813 800 806 821 999 833 813 857 857 812 852 999 | 801 839 999 802 817 816 825 841 812 999 806 826 846 822 813 851 999 801 845 847 834 824 813 855 999 801 999 833 825 841 812 802 852 999 816 862 839 808 857 826 842 839 999 859 842 999 813 800 806 821 999 833 813 857 857 812 852 999 | AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER | culper_ring | culper_ring | null | {} | medium | en | 48 | 48 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
adfgvx-v2-0260 | XDXFAAXDXDDDDFADVADGAFAAAAXADGDXVAAA | XDXFAAXDXDDDDFADVADGAFAAAAXADGDXVAAA | ENEMY RETREATS NORTH | adfgvx | adfgvx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 36 | 36 | cipher_museum | 2.0 | public | null | null |
gronsfeld-147 | ULFXTBTJWUFX | ULFXTBTJWUFX | THE TRAP IS SET | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "14142"
} | intermediate | en | 12 | 12 | cipher_museum | 0.2 | public | null | null |
bifid-v2-0269 | EKDIROTYWNUU | EKDIROTYWNUU | IN GOD WE TRUST | bifid | bifid | fractionation | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
cda-0018911 | ASTRO NGCLA IMNEE DSSTR ONGEV IDENC ECDBX | ASTRO NGCLA IMNEE DSSTR ONGEV IDENC ECDBX | A STRONG CLAIM NEEDS STRONG EVIDENCE | commercial_code | commercial_code | null | {} | medium | en | 35 | 35 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
chinese-telegraph-v2-0066 | 1421 0472 0285 0347 0285 0012 1255 0918 0347 1421 0472 0285 0729 0918 1255 0219 0538 1346 1421 0472 0285 0074 0285 0408 0538 0856 0856 0538 0856 0408 0918 0347 1672 0538 1346 0219 0918 0792 0012 0856 0219 0667 0856 0918 1672 0729 0285 0219 0408 0285 0918 0347 1421 0472 0285 0472 0918 0729 1821 0918 0856 0285 0538 1346 ... | 1421 0472 0285 0347 0285 0012 1255 0918 0347 1421 0472 0285 0729 0918 1255 0219 0538 1346 1421 0472 0285 0074 0285 0408 0538 0856 0856 0538 0856 0408 0918 0347 1672 0538 1346 0219 0918 0792 0012 0856 0219 0667 0856 0918 1672 0729 0285 0219 0408 0285 0918 0347 1421 0472 0285 0472 0918 0729 1821 0918 0856 0285 0538 1346 ... | THE FEAR OF THE LORD IS THE BEGINNING OF WISDOM AND KNOWLEDGE OF THE HOLY ONE IS UNDERSTANDING | chinese_telegraph | chinese_telegraph | codebook | {
"type": "none",
"value": null
} | expert | en | 308 | 384 | cipher_museum | 2.0 | public | null | null |
wallis-cipher-v2-0231 | 90 15 44 63 91 115 90 67 54 30 77 91 90 58 85 30 41 91 90 84 45 53 91 90 88 25 40 54 15 84 85 81 91 90 79 66 45 54 77 91 90 55 76 84 81 61 25 20 75 63 27 76 66 15 53 91 90 18 55 20 54 37 63 91 90 35 55 85 74 91 90 45 44 76 91 90 63 47 40 15 76 20 81 91 90 73 25 27 74 18 66 33 91 90 80 85 53 45 91 90 58 63 55 76 91 | 90 15 44 63 91 115 90 67 54 30 77 91 90 58 85 30 41 91 90 84 45 53 91 90 88 25 40 54 15 84 85 81 91 90 79 66 45 54 77 91 90 55 76 84 81 61 25 20 75 63 27 76 66 15 53 91 90 18 55 20 54 37 63 91 90 35 55 85 74 91 90 45 44 76 91 90 63 47 40 15 76 20 81 91 90 73 25 27 74 18 66 33 91 90 80 85 53 45 91 90 58 63 55 76 91 | THE REGIMENT WILL HOLD ITS POSITION UNTIL REINFORCEMENTS ARRIVE FROM THE EASTERN COMMAND POST HERE | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "ENGLAND"
} | expert | en | 211 | 315 | cipher_museum | 2.0 | public | null | null |
lorenz-v2-0148 | PATIENCEBRINGSVICTORY | PATIENCEBRINGSVICTORY | PATIENCE BRINGS VICTORY | lorenz | lorenz | machine | {
"type": "seed",
"value": "FISH"
} | expert | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
cda-0020002 | 20 8 5 1 21 20 15 11 5 25 3 9 16 8 5 18 5 24 20 5 14 4 19 20 8 5 11 5 25 23 9 20 8 20 8 5 16 12 1 9 14 20 5 24 20 9 20 19 5 12 6 6 1 9 12 3 12 15 19 5 4 9 19 1 16 15 19 20 21 18 5 14 15 20 1 19 12 15 7 1 14 | 20 8 5 1 21 20 15 11 5 25 3 9 16 8 5 18 5 24 20 5 14 4 19 20 8 5 11 5 25 23 9 20 8 20 8 5 16 12 1 9 14 20 5 24 20 9 20 19 5 12 6 6 1 9 12 3 12 15 19 5 4 9 19 1 16 15 19 20 21 18 5 14 15 20 1 19 12 15 7 1 14 | THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF FAIL CLOSED IS A POSTURE NOT A SLOGAN | aeneas_tacticus | aeneas_tacticus | null | {} | hard | en | 81 | 81 | synthetic_educational | null | null | [
"sequential_number_decode",
"frequency_analysis"
] | Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26. |
cda-0020004 | K r· L ⌐· ┌· Γ· L Γ ┌ ⌐ ─ K L X K X· X L X K r· L Γ· ─ Γ L ⌣ ┘· ⌐· r ┘· Γ· ─ r Γ· Γ L ─ r L K ┘· L X K Γ· ┌ ⌐ K L ┐ L ⌒· └ L ─ ¬· K r· K r· L Γ L K L r K Γ· K· L X K X· Γ Γ· L X ┐· ⌐ K K L ┌· ─ X ¬ L ⌐· ┘· ┌· L ┌ ⌐ ┐ Γ· ─ ¬· r └ ⌐ Γ· ┌ X L K· L ┌· ⌒· X ⌒· X K L ┌ ─ L L Γ X ⌐ ─ r· ┘· ─ L X K K r· ┌· L ⌐ K ┌ ┘· Γ L └ | K r· L ⌐· ┌· Γ· L Γ ┌ ⌐ ─ K L X K X· X L X K r· L Γ· ─ Γ L ⌣ ┘· ⌐· r ┘· Γ· ─ r Γ· Γ L ─ r L K ┘· L X K Γ· ┌ ⌐ K L ┐ L ⌒· └ L ─ ¬· K r· K r· L Γ L K L r K Γ· K· L X K X· Γ Γ· L X ┐· ⌐ K K L ┌· ─ X ¬ L ⌐· ┘· ┌· L ┌ ⌐ ┐ Γ· ─ ¬· r └ ⌐ Γ· ┌ X L K· L ┌· ⌒· X ⌒· X K L ┌ ─ L L Γ X ⌐ ─ r· ┘· ─ L X K K r· ┌· L ⌐ K ┌ ┘· Γ L └ | THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS EVERY SYSTEM NEEDS AN HONEST THREAT MODEL | pigpen | pigpen | null | {} | medium | en | 73 | 73 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
kryptos-145 | GWWQBILVGUEKZLZ | GWWQBILVGUEKZLZ | SILENCE IS GOLDEN | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "ABSCISSA"
} | advanced | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
enigma-v3-0333 | OQQGMOFLVATHZRWOBBBMIDLIHY | OQQGMOFLVATHZRWOBBBMIDLIHY | THE PRINTING PRESS CHANGES ALL | enigma | enigma | machine | {
"type": "rotor_start",
"value": "JKL"
} | expert | en | 26 | 26 | cipher_museum | 2.0 | public | null | null |
bazeries-v2-0807 | VBLIGAANHYMSFFSIHTYLQVLIAMTTRSPHTTLTAPNBVTLXPBMTSPMTVHTMBTNHHBNLIYAPGLJTBMTHTNP | VBLIGAANHYMSFFSIHTYLQVLIAMTTRSPHTTLTAPNBVTLXPBMTSPMTVHTMBTNHHBNLIYAPGLJTBMTHTNP | RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT | bazeries | bazeries | transposition | {
"type": "integer",
"value": 71
} | advanced | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
two-square-v3-0261 | BLFULFEETARGEMDAKFORRGGWNMBKLINHKOITRGDACPRGPPGIHEPECSEMAKKOOCHAQGBECAQGGASOOU | BLFULFEETARGEMDAKFORRGGWNMBKLINHKOITRGDACPRGPPGIHEPECSEMAKKOOCHAQGBECAQGGASOOU | BLESSED ARE THE MEEK FOR THEY SHALL INHERIT THE EARTH AND THE PEACEMAKERS SHALL BE CALLED SONS | two_square | two_square | polygraphic | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
pigpen-v2-0066 | ╳ ┬ ┼ ┤ ┼ ⌐ ┐• ┤• ┤ ╳ ┬ ┼ ¬• ┤• ┐• ├ ┐ ╲ ╳ ┬ ┼ ┴ ┼ ┌ ┐ ┼• ┼• ┐ ┼• ┌ ┤• ┤ ╳• ┐ ╲ ├ ┤• ├• ⌐ ┼• ├ ┴• ┼• ┤• ╳• ¬• ┼ ├ ┌ ┼ ┤• ┤ ╳ ┬ ┼ ┬ ┤• ¬• ▽ ┤• ┼• ┼ ┐ ╲ ╱ ┼• ├ ┼ ┐• ╲ ╳ ⌐ ┼• ├ ┐ ┼• ┌ | ╳ ┬ ┼ ┤ ┼ ⌐ ┐• ┤• ┤ ╳ ┬ ┼ ¬• ┤• ┐• ├ ┐ ╲ ╳ ┬ ┼ ┴ ┼ ┌ ┐ ┼• ┼• ┐ ┼• ┌ ┤• ┤ ╳• ┐ ╲ ├ ┤• ├• ⌐ ┼• ├ ┴• ┼• ┤• ╳• ¬• ┼ ├ ┌ ┼ ┤• ┤ ╳ ┬ ┼ ┬ ┤• ¬• ▽ ┤• ┼• ┼ ┐ ╲ ╱ ┼• ├ ┼ ┐• ╲ ╳ ⌐ ┼• ├ ┐ ┼• ┌ | THE FEAR OF THE LORD IS THE BEGINNING OF WISDOM AND KNOWLEDGE OF THE HOLY ONE IS UNDERSTANDING | pigpen | pigpen | substitution | {
"type": "none",
"value": null
} | beginner | en | 104 | 180 | cipher_museum | 2.0 | public | null | null |
porta-146 | OMDBPIZOOJRQEMI | OMDBPIZOOJRQEMI | FORWARD MARCH NOW | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "SECRET"
} | intermediate | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
cda-0004444 | EOIDIFEOEMUCESYHNTSEDYANMEIEIUBYOYEESRROEOUNSSSTIXTWETSCIUSNCESELNCLCGITVIRRNTNNTEYTOPTHIPEEYSSPSRSDALTEIRRNEEXOEAEADACSHKHEETLXLTAEATYSINMRDCYANENXRCNCRALUTEEENKHATFARDROPAFDAOPKPPINTXCTDTEMTREAYRDETIIALOBTETGFHNDUETHNSYX | EOIDIFEOEMUCESYHNTSEDYANMEIEIUBYOYEESRROEOUNSSSTIXTWETSCIUSNCESELNCLCGITVIRRNTNNTEYTOPTHIPEEYSSPSRSDALTEIRRNEEXOEAEADACSHKHEETLXLTAEATYSINMRDCYANENXRCNCRALUTEEENKHATFARDROPAFDAOPKPPINTXCTDTEMTREAYRDETIIALOBTETGFHNDUETHNSYX | ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX | scytale | scytale | null | {
"cols": 6
} | hard | en | 222 | 222 | synthetic_educational | null | null | [
"column_count_search",
"anagram_recovery"
] | Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter. |
copiale-027 | Q7 I8 S5 U7 H4 O6 M9 C9 N2 M5 S6 N5 | Q7 I8 S5 U7 H4 O6 M9 C9 N2 M5 S6 N5 | THE TRAP IS SET | copiale | copiale | substitution | {
"type": "keyword",
"value": "COPIALE"
} | advanced | en | 24 | 35 | cipher_museum | 0.2 | public | null | null |
cda-0021272 | .. .. ... .... ... .... . .... . ..... . .... .... ..... . ... . . .... .... .. .... ... .... ... ... . . ... . .... .... ... .... ... .... ... . .... ... . ..... ..... ... ... ..... ... . . . .. .... ... ... .... .... .. ... . ..... .. .... .... .. ... . .. .... ... .. .. .... .... ... | .. .. ... .... ... .... . .... . ..... . .... .... ..... . ... . . .... .... .. .... ... .... ... ... . . ... . .... .... ... .... ... .... ... . .... ... . ..... ..... ... ... ..... ... . . . .. .... ... ... .... .... .. ... . ..... .. .... .... .. ... . .. .... ... .. .. .... .... ... | GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS | tap_code | tap_code | null | {} | medium | en | 38 | 38 | synthetic_educational | null | null | [
"dot_count_decode",
"grid_position_search"
] | Tap code: letters encoded as dot-groups representing row and column in 5×5 grid. |
cda-0014004 | 820 852 844 840 854 817 812 835 811 999 862 856 814 856 999 801 999 811 824 819 825 859 999 855 813 850 862 813 841 807 813 999 801 855 999 859 822 814 999 853 812 846 813 801 859 826 839 819 999 830 814 873 999 | 820 852 844 840 854 817 812 835 811 999 862 856 814 856 999 801 999 811 824 819 825 859 999 855 813 850 862 813 841 807 813 999 801 855 999 859 822 814 999 853 812 846 813 801 859 826 839 819 999 830 814 873 999 | GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY | culper_ring | culper_ring | null | {} | medium | en | 44 | 44 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
bifid-v3-0421 | SEBBOPTDSITENNCBDWSVP | SEBBOPTDSITENNCBDWSVP | THE TELEGRAPH TRANSMITS | bifid | bifid | fractionation | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
enigma-v2-0158 | CYKRSZLXBRKYJ | CYKRSZLXBRKYJ | E PLURIBUS UNUM | enigma | enigma | machine | {
"type": "rotor_start",
"value": "DEF"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
autokey-v3-0151 | NHZLRXJMBACFIOVLLHFYGVGBFOHWCDIOQHDLXDYMQZSEFAFQAVZWEEFAVDBGXEXGZHHBJMZGKUYVRIUFMPJIJEFR | NHZLRXJMBACFIOVLLHFYGVGBFOHWCDIOQHDLXDYMQZSEFAFQAVZWEEFAVDBGXEXGZHHBJMZGKUYVRIUFMPJIJEFR | IT IS A TRUTH UNIVERSALLY ACKNOWLEDGED THAT A SINGLE MAN IN POSSESSION OF A FORTUNE MUST BE IN WANT OF A WIFE | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "FORTRESS"
} | intermediate | en | 88 | 88 | cipher_museum | 2.0 | public | null | null |
playfair-v3-0780 | NMFPDIDPOUWIODWGRMQY | NMFPDIDPOUWIODWGRMQY | THE TELESCOPE REVEALS | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "COURAGE"
} | intermediate | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
fialka-v3-0163 | GLIHLNHUKIITRHCJFQMSGJNJUELSHFQTQIPLAJMAQJIZIGRNEDPFVZUEMWJEXFJPAJHDASZXUV | GLIHLNHUKIITRHCJFQMSGJNJUELSHFQTQIPLAJMAQJIZIGRNEDPFVZUEMWJEXFJPAJHDASZXUV | THE THIN RED LINE STOOD FIRM AT BALACLAVA AS THE RUSSIAN CAVALRY CHARGED ACROSS THE PLAIN | fialka | fialka | machine | {
"type": "seed",
"value": "KREMLIN"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
adfgvx-v2-0369 | DAFDADADAFXDXGDAVDAGFAXAXGAGGFADAAXFADDDDDVGDDAAVGAAXAXDXDXFVFDFAAFAXAVFAFDFAAFGXDAAXGXDGAXFXDFAXAAGADAVGVDXDVDDDDDXAGFFGAGDFXDXDDDXDDGXFDADDDDFFADAFVFXGFFDGDDAXDXAXFVAFAFGDDXDDDXAFAAGXADAAVAAAGVDXDDADDAFVGDADAAADAAFAFFAXDAFXAAAFGAAXGVAFFVDDGXDGDVDAADGADGFAADDAFADAAAADFXDDAXGDAFAFFAFADDFXDADAAXAADFGXAFAXDDADXDVAFADGFGX... | DAFDADADAFXDXGDAVDAGFAXAXGAGGFADAAXFADDDDDVGDDAAVGAAXAXDXDXFVFDFAAFAXAVFAFDFAAFGXDAAXGXDGAXFXDFAXAAGADAVGVDXDVDDDDDXAGFFGAGDFXDXDDDXDDGXFDADDDDFFADAFVFXGFFDGDDAXDXAXFVAFAFGDDXDDDXAFAAGXADAAVAAAGVDXDDADDAFVGDADAAADAAFAFFAXDAFXAAAFGAAXGVAFFVDDGXDGDVDAADGADGFAADDAFADAAAADFXDDAXGDAFAFFAFADDFXDADAAXAADFGXAFAXDDADXDVAFADGFGX... | FOR I AM PERSUADED THAT NEITHER DEATH NOR LIFE NOR ANGELS NOR PRINCIPALITIES NOR POWERS NOR THINGS PRESENT NOR THINGS TO COME NOR HEIGHT NOR DEPTH NOR ANY OTHER CREATURE SHALL BE ABLE TO SEPARATE US FROM THE LOVE OF GOD | adfgvx | adfgvx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 358 | 358 | cipher_museum | 2.0 | public | null | null |
purple-v2-0235 | KCYZSBJIHUODUYWOORYCXJNLSWETXNSRQOSEQTLQEAUBXHUGBUNCIJANIKOEGXMYTLNMSUXBBRNTMRFHNYUUGPOMHYORWQQBPTONMUXTNKOIYTRODLLWTPUOSJCJTJONBLGTFJNWFCNBXJNMGHNUGXPDUENOCUHJRCCT | KCYZSBJIHUODUYWOORYCXJNLSWETXNSRQOSEQTLQEAUBXHUGBUNCIJANIKOEGXMYTLNMSUXBBRNTMRFHNYUUGPOMHYORWQQBPTONMUXTNKOIYTRODLLWTPUOSJCJTJONBLGTFJNWFCNBXJNMGHNUGXPDUENOCUHJRCCT | 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 | purple | purple | machine | {
"type": "seed",
"value": "YAMAMOTO"
} | expert | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
cda-0017760 | 16 21 2 12 9 3 9 14 6 18 1 19 20 18 21 3 20 21 18 5 4 5 19 5 18 22 5 19 3 1 18 5 6 21 12 4 5 19 9 7 14 8 9 19 20 15 18 9 3 1 12 3 9 16 8 5 18 19 1 18 5 20 5 1 3 8 5 18 19 14 15 20 16 18 15 20 5 3 20 9 15 14 | 16 21 2 12 9 3 9 14 6 18 1 19 20 18 21 3 20 21 18 5 4 5 19 5 18 22 5 19 3 1 18 5 6 21 12 4 5 19 9 7 14 8 9 19 20 15 18 9 3 1 12 3 9 16 8 5 18 19 1 18 5 20 5 1 3 8 5 18 19 14 15 20 16 18 15 20 5 3 20 9 15 14 | PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION | aeneas_tacticus | aeneas_tacticus | null | {} | hard | en | 82 | 82 | synthetic_educational | null | null | [
"sequential_number_decode",
"frequency_analysis"
] | Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26. |
cda-0018419 | 6368 2536 01599 6330 5694 02911 6282 2575 1586 04175 2848 6649 6009 0986 02861 5059 02547 1628 5659 00365 1331 07003 00400 4491 00979 1614 6039 6352 02557 1624 0326 03819 05028 02581 00394 00667 1572 6361 00662 07949 4721 04446 1622 05048 04808 6048 02923 06292 02830 4765 4485 01662 0369 00985 2564 03791 1641 06294 063... | 6368 2536 01599 6330 5694 02911 6282 2575 1586 04175 2848 6649 6009 0986 02861 5059 02547 1628 5659 00365 1331 07003 00400 4491 00979 1614 6039 6352 02557 1624 0326 03819 05028 02581 00394 00667 1572 6361 00662 07949 4721 04446 1622 05048 04808 6048 02923 06292 02830 4765 4485 01662 0369 00985 2564 03791 1641 06294 063... | THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER | zimmermann | zimmermann | null | {} | hard | en | 104 | 104 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
null-cipher-v2-0075 | aeii on long too find now make part year aeiu has right | aeii on long too find now make part year aeiu has right | IN GOD WE TRUST | null_cipher | null_cipher | steganography | {
"type": "position",
"value": "last"
} | advanced | en | 44 | 55 | cipher_museum | 2.0 | public | null | null |
cda-0018326 | . . .... .... . .. . . .... ... .. ... . ..... ... ... . ... ... .... . .... . ..... .... ... . .. ..... .... .... .. . ..... ..... . . ..... .... .. .... ... .. .... ... ... .. .. .... .... .. ... . ..... . . ... . ... ..... .. ... . . . .. . ..... .... .... . ..... .... .. .... ..... | . . .... .... . .. . . .... ... .. ... . ..... ... ... . ... ... .... . .... . ..... .... ... . .. ..... .... .... .. . ..... ..... . . ..... .... .. .... ... .. .... ... ... .. .. .... .... .. ... . ..... . . ... . ... ..... .. ... . . . .. . ..... .... .... . ..... .... .. .... ..... | ATBASH ENCODES BY REVERSING THE ALPHABET ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS | tap_code | tap_code | null | {} | hard | en | 91 | 91 | 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. |
kama-sutra-v2-0061 | YZW KGYQ ACI OYX MC JCV ACIV OCIXQVA XCQ KGYQ ACIV OCIXQVA OYX MC JCV ACI QCMYA YXM YEKYAZ | YZW KGYQ ACI OYX MC JCV ACIV OCIXQVA XCQ KGYQ ACIV OCIXQVA OYX MC JCV ACI QCMYA YXM YEKYAZ | ASK WHAT YOU CAN DO FOR YOUR COUNTRY NOT WHAT YOUR COUNTRY CAN DO FOR YOU TODAY AND ALWAYS | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "SANSKRIT"
} | intermediate | en | 72 | 90 | cipher_museum | 2.0 | public | null | null |
caesar-v2-1061 | SBSAM TCFQSG FSDCFHSR ACJWBU HCKOFR USHHMGPIFU QOJOZFM VOG QCBTWFASR HVS TIZZ GWUVHWBU | SBSAM TCFQSG FSDCFHSR ACJWBU HCKOFR USHHMGPIFU QOJOZFM VOG QCBTWFASR HVS TIZZ GWUVHWBU | ENEMY FORCES REPORTED MOVING TOWARD GETTYSBURG CAVALRY HAS CONFIRMED THE FULL SIGHTING | caesar | caesar | substitution | {
"type": "shift",
"value": 14
} | beginner | en | 75 | 86 | cipher_museum | 2.0 | public | null | null |
wheatstone-v3-0129 | NELRTTEAUKHKMWK | NELRTTEAUKHKMWK | CHART THE UNKNOWN | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "LONDON"
} | advanced | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
monoalphabetic-v3-0732 | TDA IACELKS STHKR QAHRY | TDA IACELKS STHKR QAHRY | THE LEGIONS STAND READY | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "HONOR"
} | beginner | en | 20 | 23 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v3-0432 | UBTJIYCXZDKRFHNNW | UBTJIYCXZDKRFHNNW | ARCHERS TO THE WALLS | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 11
} | expert | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
red-type-a-v3-0102 | DRIKOTSODCUXTKAVURSNFEAFGJRINIDRILQSUWLIOLACWDREIVXEGANVIBLTIBDVIQGIBCEILJZUCFUHOYQIFONUHIGYYZZDRUOCYMEKZARDMIXAMIBOTEKIFBODYMEAZZVIZACZIUNTELLHPOCCAKXNIPAKFLBAZITUL | DRIKOTSODCUXTKAVURSNFEAFGJRINIDRILQSUWLIOLACWDREIVXEGANVIBLTIBDVIQGIBCEILJZUCFUHOYQIFONUHIGYYZZDRUOCYMEKZARDMIXAMIBOTEKIFBODYMEAZZVIZACZIUNTELLHPOCCAKXNIPAKFLBAZITUL | THE MANHATTAN PROJECT BROUGHT TOGETHER THE GREATEST SCIENTIFIC MINDS OF THE TWENTIETH CENTURY IN A RACE TO BUILD THE ATOMIC BOMB BEFORE NAZI GERMANY COULD DO SO THE EFFORT CHANGED THE WORLD FOREVER | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "SAKURA"
} | advanced | en | 165 | 165 | cipher_museum | 2.0 | public | null | null |
cda-0021348 | 82 95 82 80 43 61 43 61 66 82 77 29 82 82 11 61 68 29 36 69 29 82 61 66 66 36 80 82 68 66 77 69 11 82 57 11 50 25 80 68 65 36 68 29 11 66 80 50 25 80 68 65 36 76 80 82 72 59 82 29 52 50 82 61 82 73 65 69 61 82 61 50 77 65 57 82 52 50 65 36 82 80 61 66 36 82 68 80 52 36 50 66 82 52 66 59 80 82 61 36 69 59 57 11 77 68 55... | 82 95 82 80 43 61 43 61 66 82 77 29 82 82 11 61 68 29 36 69 29 82 61 66 66 36 80 82 68 66 77 69 11 82 57 11 50 25 80 68 65 36 68 29 11 66 80 50 25 80 68 65 36 76 80 82 72 59 82 29 52 50 82 61 82 73 65 69 61 82 61 50 77 65 57 82 52 50 65 36 82 80 61 66 36 82 68 80 52 36 50 66 82 52 66 59 80 82 61 36 69 59 57 11 77 68 55... | EVERY SYSTEM NEEDS AN HONEST THREAT MODEL DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS THE ARCHITECTURE SHOULD MAKE MISUSE HARDER CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS | wallis_cipher | wallis_cipher | null | {} | hard | en | 160 | 160 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
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