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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
vigenere-de-055 | MVGCDCODCCMOTQSGEOIV | MVGCDCODCCMOTQSGEOIV | KEIN KOMMENTAR ZUR LAGE | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "CRYPTO"
} | intermediate | de | 20 | 20 | cipher_museum | 0.2 | public | null | null |
cda-0006411 | CZDG VINL JACZ QKVA GLDF TXCZ VHOA VWGU DZAX VTFA UIIL TBJM DLTB NMUZ PVUA JVXE JMTL UPGU GAIW FNCP MAQX GUTW WZEL UWQT UHMT QEKU EMRM PKFV VDGY JNKK CAJW PKGY UIKV NF | CZDG VINL JACZ QKVA GLDF TXCZ VHOA VWGU DZAX VTFA UIIL TBJM DLTB NMUZ PVUA JVXE JMTL UPGU GAIW FNCP MAQX GUTW WZEL UWQT UHMT QEKU EMRM PKFV VDGY JNKK CAJW PKGY UIKV NF | A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES THE BEST LESSONS SHOW WHERE THE METHOD FAILS OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION CERTAINLY | gronsfeld | gronsfeld | null | {
"key": "271828"
} | hard | en | 134 | 134 | synthetic_educational | null | null | [
"kasiski_examination",
"digit_key_brute_force"
] | Gronsfeld: Vigenère variant with a digit-only key (0–9 per position). |
stager-route-v3-0334 | DOTEAALDMESENXXTEXXLLXXN | DOTEAALDMESENXXTEXXLLXXN | DEAD MEN TELL NO TALES | stager_route | stager_route | transposition | {
"type": "integer",
"value": 12
} | expert | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
adfgx-246 | AXDADDFAAADXGAADAADFXDDGFGDFXDDFXFAA | AXDADDFAAADXGAADAADFXDDGFGDFXDDFXFAA | AWAIT FURTHER ORDERS | adfgx | adfgx | fractionation | {
"polybius": "KEYWORD",
"columnar": "TRAFIC"
} | advanced | en | 36 | 36 | cipher_museum | 0.2 | public | null | null |
kl7-193 | ZHATVPIYDCMZSBX | ZHATVPIYDCMZSBX | ENEMY FORCES NEAR | kl7 | kl7 | machine | {
"type": "seed",
"value": "MUSEUM"
} | expert | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
fractionated-morse-v2-0573 | KVVGECIALGCLSDVPWEJXDQEQQAIQMJPQSEEHWNASEGASIRCFQVVELEMGFNLJMQAMNAIQWCUQPVXJNLTECLALUEDWMGB | KVVGECIALGCLSDVPWEJXDQEQQAIQMJPQSEEHWNASEGASIRCFQVVELEMGFNLJMQAMNAIQWCUQPVXJNLTECLALUEDWMGB | ONCE UPON A MIDNIGHT DREARY WHILE I PONDERED WEAK AND WEARY OVER MANY A QUAINT VOLUME OF LORE | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 91 | 91 | cipher_museum | 2.0 | public | null | null |
fractionated-morse-v2-0077 | PSOKTJCFETLLJDLPDOAUHDUJIDBOJBOFNJPSJMTFSLCUFLBIOLMVTLIOONBLOJDLATJEDHVNMTFPTDTVQSLCWOBKSLCDFDSG | PSOKTJCFETLLJDLPDOAUHDUJIDBOJBOFNJPSJMTFSLCUFLBIOLMVTLIOONBLOJDLATJEDHVNMTFPTDTVQSLCWOBKSLCDFDSG | SUPPLY LINES HAVE BEEN CUT RATIONS FOR THREE DAYS ONLY AWAIT RESUPPLY OR BREAK THROUGH LINES | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 96 | 96 | cipher_museum | 2.0 | public | null | null |
vic-v3-0067 | 74893838615908089938079104919087806838090809312938091089192820864919289429080280691831861938089934909190874869018182801218283691838580 | 74893838615908089938079104919087806838090809312938091089192820864919289429080280691831861938089934909190874869018182801218283691838580 | DARWIN OBSERVED THAT SPECIES EVOLVE THROUGH NATURAL SELECTION OVER VAST SPANS OF GEOLOGIC TIME | vic | vic | substitution | {
"type": "keyword",
"value": "HOLLOW"
} | advanced | en | 134 | 134 | cipher_museum | 2.0 | public | null | null |
vic-v2-0276 | 584380889249138882549230889338739334811814928791868888584584488928384783391 | 584380889249138882549230889338739334811814928791868888584584488928384783391 | THE COURSE OF TRUE LOVE NEVER DID RUN SMOOTH THROUGH AGES | vic | vic | substitution | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v2-0181 | FRDKMTSBFKALVEIDZXOVVISMLIVRQHVJSTTPEDAMTMHLZQILKAVIMWXALAWRZVGALIESLBAGJZV | FRDKMTSBFKALVEIDZXOVVISMLIVRQHVJSTTPEDAMTMHLZQILKAVIMWXALAWRZVGALIESLBAGJZV | ARMY OF NORTHERN VIRGINIA SURRENDERS AT APPOMATTOX COURTHOUSE THE WAR IN THE EAST IS OVER | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "FLORENCE"
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v3-0307 | JGQTRTXWTFPTMZZHWAHTMALYHRBXMUVRHOTNJMAFBHPKFKASTDDVTGNQWAHTPEAVRANFKOVFOEBAAALEDPUAKAWBBTTBRWGKJVOTBFRNPGXAPASPEGFOCJAHYXBKHPHJKLHSYACLHHZAWLXVECWPTZGGDWFDTFKPKAUTWPRAVI | JGQTRTXWTFPTMZZHWAHTMALYHRBXMUVRHOTNJMAFBHPKFKASTDDVTGNQWAHTPEAVRANFKOVFOEBAAALEDPUAKAWBBTTBRWGKJVOTBFRNPGXAPASPEGFOCJAHYXBKHPHJKLHSYACLHHZAWLXVECWPTZGGDWFDTFKPKAUTWPRAVI | SOCRATES BELIEVED THAT THE UNEXAMINED LIFE IS NOT WORTH LIVING AND THAT WISDOM BEGINS WITH THE ADMISSION OF ONES OWN IGNORANCE THIS APPROACH TO KNOWLEDGE HAS GUIDED WESTERN PHILOSOPHY FOR TWO MILLENNIA | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "ROME"
} | advanced | en | 170 | 170 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v3-0093 | IALVZOWALWWXKLNAZLHPFWWPQJZDLHRGMAHTTLWXQRNRVGTVETXHHUKULEAHTMALCYRVIRQRKAHEZRALMZTTVETHFNEBAJGVKTIVHHNLTMRNBMPVZONALLAHTTMABTZALWWERVPTNJPTJFVKRYNQWALTJLJMCBHTMHPEXVRWK | IALVZOWALWWXKLNAZLHPFWWPQJZDLHRGMAHTTLWXQRNRVGTVETXHHUKULEAHTMALCYRVIRQRKAHEZRALMZTTVETHFNEBAJGVKTIVHHNLTMRNBMPVZONALLAHTTMABTZALWWERVPTNJPTJFVKRYNQWALTJLJMCBHTMHPEXVRWK | WE HOLD THESE TRUTHS TO BE SELF EVIDENT THAT ALL MEN ARE CREATED EQUAL THAT THEY ARE ENDOWED BY THEIR CREATOR WITH CERTAIN UNALIENABLE RIGHTS THAT AMONG THESE ARE LIFE LIBERTY AND THE PURSUIT OF HAPPINESS | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "MILAN"
} | advanced | en | 169 | 169 | cipher_museum | 2.0 | public | null | null |
cda-0006192 | EPFDEJQTNIIEKZIJHANTBBQRXFFWNESTLVCHJTAKVNGLDOCWUHNZRDZVKCEVJLOOWGAEK | EPFDEJQTNIIEKZIJHANTBBQRXFFWNESTLVCHJTAKVNGLDOCWUHNZRDZVKCEVJLOOWGAEK | THE MESSAGE WAS HIDDEN BUT NOT SECURE A TRANSPARENT TOOL SHOULD SHOW ITS REASONING | autokey | autokey | null | {
"primer": "LIBRARY"
} | medium | en | 69 | 69 | synthetic_educational | null | null | [
"running_key_analysis",
"index_of_coincidence"
] | Autokey: Vigenère where the plaintext extends the key — harder to Kasiski-attack. |
confederate-vigenere-v3-0103 | IIYNPEEYVZQDZCUAZHFIAKRVOIBTTRZEFGWYJIPVOICJLVETGYUNRDLJGKIKTEFGJSFWAFDLQYHVSEWFOOVPLHLAIKQRZEYCHMEEMLLUPWSGHJBEAVOMKVEIQEECAXZXWZSNNNZMFMICXITGUGWLIIHIPGIYAEHZZGNOLVAVEEOOQGIVWTOZZG | IIYNPEEYVZQDZCUAZHFIAKRVOIBTTRZEFGWYJIPVOICJLVETGYUNRDLJGKIKTEFGJSFWAFDLQYHVSEWFOOVPLHLAIKQRZEYCHMEEMLLUPWSGHJBEAVOMKVEIQEECAXZXWZSNNNZMFMICXITGUGWLIIHIPGIYAEHZZGNOLVAVEEOOQGIVWTOZZG | WILLIAM FRIEDMAN WHO BROKE THE JAPANESE PURPLE CIPHER MACHINE BEFORE THE SECOND WORLD WAR ALSO COINED THE TERM CRYPTANALYSIS AND SPENT HIS CAREER AT THE SIGNALS INTELLIGENCE SERVICE BUILDING AMERICAN CODEBREAKING | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "MANCHESTER"
} | intermediate | en | 182 | 182 | cipher_museum | 2.0 | public | null | null |
chaocipher-v3-0279 | ELBEZXIKFIFRAUEIXYFMCKBJPSHMKMXKEEYGIUTZLPOKBBDEENXOBYYWLBNPBNUMQOOCOZYEVLQ | ELBEZXIKFIFRAUEIXYFMCKBJPSHMKMXKEEYGIUTZLPOKBBDEENXOBYYWLBNPBNUMQOOCOZYEVLQ | NEWTON SAW THE APPLE FALL AND INTUITED THE SAME FORCE THAT HOLDS THE PLANETS IN THEIR PATHS | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
copiale-v3-0212 | T4 R0 V3 M1 S6 V2 A4 O2 J9 H3 H3 K8 F5 G4 G2 G3 V3 F5 G2 R9 | T4 R0 V3 M1 S6 V2 A4 O2 J9 H3 H3 K8 F5 G4 G2 G3 V3 F5 G2 R9 | THE LEGIONS STAND READY | copiale | copiale | substitution | {
"type": "keyword",
"value": "MYSTERY"
} | advanced | en | 40 | 59 | cipher_museum | 2.0 | public | null | null |
porta-v3-0169 | LWXORKKYXAUOTAGHJXHLUNVDARUKQEXSSVJMNJZYBMFMATLSZOKLAVMMDTAUYWFBONLXXFCFKNR | LWXORKKYXAUOTAGHJXHLUNVDARUKQEXSSVJMNJZYBMFMATLSZOKLAVMMDTAUYWFBONLXXFCFKNR | THE BATTLE OF GETTYSBURG LASTED THREE DAYS AND COST OVER FIFTY THOUSAND CASUALTIES TOTAL | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "RENAISSANCE"
} | intermediate | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v3-0071 | VMEBWVAIEBPMIXXTMNITTIVLQVBCQBMLBPMAIUMNWZKMBPIBPWTLABPMXTIVMBAQVBPMQZXIBPA | VMEBWVAIEBPMIXXTMNITTIVLQVBCQBMLBPMAIUMNWZKMBPIBPWTLABPMXTIVMBAQVBPMQZXIBPA | NEWTON SAW THE APPLE FALL AND INTUITED THE SAME FORCE THAT HOLDS THE PLANETS IN THEIR PATHS | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "SEOUL"
} | beginner | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
cda-0003780 | ANEINNTLHEETDLOTNEREECOEUAOSSLNEACASATETMDUHHRIPFIPARIATAATOOENSFPPLFOCENBPUWAGXIHLIUNHRRLULASSX | ANEINNTLHEETDLOTNEREECOEUAOSSLNEACASATETMDUHHRIPFIPARIATAATOOENSFPPLFOCENBPUWAGXIHLIUNHRRLULASSX | AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS | scytale | scytale | null | {
"cols": 6
} | hard | en | 96 | 96 | synthetic_educational | null | null | [
"column_count_search",
"anagram_recovery"
] | Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter. |
cardano-autokey-v3-0193 | WJSERPTPNIBWBEVPTMWGBGALQMTALQMTBKCLOLNKNKWFERMTKFCVHFZVTZALTGFRXWVHTYPKZLRXKTGZUQW | WJSERPTPNIBWBEVPTMWGBGALQMTALQMTBKCLOLNKNKWFERMTKFCVHFZVTZALTGFRXWVHTYPKZLRXKTGZUQW | RSA ENCRYPTION RELIES ON THE MATHEMATICAL DIFFICULTY OF FACTORING THE PRODUCT OF TWO LARGE PRIMES | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "FLORENCE"
} | advanced | en | 83 | 83 | cipher_museum | 2.0 | public | null | null |
porta-v3-0084 | HBIWCJIALZPUROYZTUWGHSLJDRKXMITPUKXKTYWMXVXHGQTJMBGKCNMRGBONHGHXPPLNGVYLLL | HBIWCJIALZPUROYZTUWGHSLJDRKXMITPUKXKTYWMXVXHGQTJMBGKCNMRGBONHGHXPPLNGVYLLL | NO PERSON SHALL BE HELD TO ANSWER FOR A CAPITAL CRIME UNLESS ON PRESENTMENT OF A GRAND JURY | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "NAPLES"
} | intermediate | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v3-0649 | JOIWFFMPGXBXWSD | JOIWFFMPGXBXWSD | CHART THE UNKNOWN | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 16
} | expert | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
affine-v2-0520 | WENGT UC TGDTGMD | WENGT UC TGDTGMD | COVER MY RETREAT | affine | affine | substitution | {
"a": 5,
"b": 12
} | beginner | en | 14 | 16 | cipher_museum | 2.0 | public | null | null |
fractionated-morse-041 | TRVKBIJIRAKVIHPJFCBIOVXNVICAKBUHPFHQBDWJTEATJIRAKVIHPKNQVVBI | TRVKBIJIRAKVIHPJFCBIOVXNVICAKBUHPFHQBDWJTEATJIRAKVIHPKNQVVBI | ASK NOT WHAT YOUR COUNTRY CAN DO FOR YOU BUT WHAT YOU CAN DO | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "ROUNDTABLE"
} | advanced | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
adfgx-v2-0569 | DADGAFGXDDDXGDGXGAAADFGXFGGGGGFXGXDXADDDGXGDAXADAADGXGXGDFDDDAGDDDDAXGADDDDXADGXAXFGGXDGDGAFDDAXAFGGAADFFAFXGXAGGAGGDGDDDXXXXDAADDXAADGDADGXXDDAAGADFGFFADFGXGGGFXXAFDAAXFGG | DADGAFGXDDDXGDGXGAAADFGXFGGGGGFXGXDXADDDGXGDAXADAADGXGXGDFDDDAGDDDDAXGADDDDXADGXAXFGGXDGDGAFDDAXAFGGAADFFAFXGXAGGAGGDGDDDXXXXDAADDXAADGDADGXXDDAAGADFGFFADFGXGGGFXXAFDAAXFGG | HEADQUARTERS CONFIRMS THAT THE INTELLIGENCE REPORT IS ACCURATE AND REQUIRES IMMEDIATE SWIFT ACTION | adfgx | adfgx | fractionation | {
"polybius": "WISDOM",
"columnar": "COURAGE"
} | advanced | en | 172 | 172 | cipher_museum | 2.0 | public | null | null |
cda-0014020 | 1 12 1 14 20 21 18 9 14 7 2 18 15 11 5 5 14 9 7 13 1 23 9 20 8 3 18 9 2 19 1 14 4 20 8 5 2 15 13 2 5 13 1 3 8 9 14 5 2 18 21 20 5 6 15 18 3 5 23 15 18 11 19 15 14 12 25 23 8 5 14 20 8 5 11 5 25 19 16 1 3 5 9 19 19 13 1 12 12 | 1 12 1 14 20 21 18 9 14 7 2 18 15 11 5 5 14 9 7 13 1 23 9 20 8 3 18 9 2 19 1 14 4 20 8 5 2 15 13 2 5 13 1 3 8 9 14 5 2 18 21 20 5 6 15 18 3 5 23 15 18 11 19 15 14 12 25 23 8 5 14 20 8 5 11 5 25 19 16 1 3 5 9 19 19 13 1 12 12 | ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL | aeneas_tacticus | aeneas_tacticus | null | {} | hard | en | 89 | 89 | synthetic_educational | null | null | [
"sequential_number_decode",
"frequency_analysis"
] | Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26. |
hill-v2-0469 | DMUOOMFJLGCYIBGRCYDAKPKCDMDMWTBLDEPMMESNWHMUFATRSXFFZTBZPHKQJGIMDEMRBVQLRVGYFWOA | DMUOOMFJLGCYIBGRCYDAKPKCDMDMWTBLDEPMMESNWHMUFATRSXFFZTBZPHKQJGIMDEMRBVQLRVGYFWOA | THE SECRET LIES BURIED BENEATH THE THIRD FLAGSTONE OF THE OLD CHURCH COURTYARD AT DAWN TOMORROW | hill | hill | polygraphic | {
"a": 9,
"b": 2,
"c": 7,
"d": 5
} | advanced | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
purple-v2-0298 | WQCLWDQFISJYVUZEQQWRUBSAFTHPMGPQWWINXKAMMEAHHTORUGHAUUYHZXRZHQRM | WQCLWDQFISJYVUZEQQWRUBSAFTHPMGPQWWINXKAMMEAHHTORUGHAUUYHZXRZHQRM | WHAT IS IN A NAME THAT WHICH WE CALL A ROSE BY ANY OTHER NAME WOULD SMELL AS SWEET | purple | purple | machine | {
"type": "seed",
"value": "SAKURA"
} | expert | en | 64 | 64 | cipher_museum | 2.0 | public | null | null |
adfgvx-v3-0169 | AXFGGVGGADFXGVDXFDAGAFDAXDGDGAGDFFVAADFDDFAAAGAAADDVDDFXDXFDDDAXAFAVAFAXFGGGAGDXGGGXADAXDXAXAXAADFADAGDFAFDGAXAFDFAGDVGVAAGVGAGXXDADXGAAADFDXAVFFDGAXA | AXFGGVGGADFXGVDXFDAGAFDAXDGDGAGDFFVAADFDDFAAAGAAADDVDDFXDXFDDDAXAFAVAFAXFGGGAGDXGGGXADAXDXAXAXAADFADAGDFAFDGAXAFDFAGDVGVAAGVGAGXXDADXGAAADFDXAVFFDGAXA | THE BATTLE OF GETTYSBURG LASTED THREE DAYS AND COST OVER FIFTY THOUSAND CASUALTIES TOTAL | adfgvx | adfgvx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 150 | 150 | cipher_museum | 2.0 | public | null | null |
adfgvx-v3-0194 | AVDDFAAXADADGXGFDXADGXFDDADFGDAFGADFFFDFAAVFAAGDGFFAAAFDVAVDVFGDAAAFFADAGAFDFVFVFXAVFXAGDAXDVVXFFAXFFFDFGAXAVAGGADAXFXDAFDGGAFGDFVFAAXAAGDGXDXGVFADXDVGVFGDG | AVDDFAAXADADGXGFDXADGXFDDADFGDAFGADFFFDFAAVFAAGDGFFAAAFDVAVDVFGDAAAFFADAGAFDFVFVFXAVFXAGDAXDVVXFFAXFFFDFGAXAVAGGADAXFXDAFDGGAFGDFVFAAXAAGDGXDXGVFADXDVGVFGDG | THE BIRTHDAY PARADOX SHOWS THAT COLLISIONS IN HASH FUNCTIONS OCCUR FAR SOONER THAN EXPECTED | adfgvx | adfgvx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 156 | 156 | cipher_museum | 2.0 | public | null | null |
vernam-v3-0061 | OOFGEDZOMJVWURRUEIUXMGWKBDDPPIMAKUWAWLZQMQURUAYNEKRGEHTHEYKZBBOLNBFCUZFOUNELL | OOFGEDZOMJVWURRUEIUXMGWKBDDPPIMAKUWAWLZQMQURUAYNEKRGEHTHEYKZBBOLNBFCUZFOUNELL | ON D DAY THE ALLIED FORCES LANDED ON FIVE NORMANDY BEACHES IN THE GREATEST SEABORNE INVASION | vernam | vernam | stream | {
"type": "pad",
"value": "ABCDEFGH (repeating)"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
stager-route-v3-0250 | DOTDASHDOTX | DOTDASHDOTX | DOT DASH DOT | stager_route | stager_route | transposition | {
"type": "integer",
"value": 11
} | expert | en | 11 | 11 | cipher_museum | 2.0 | public | null | null |
cda-0015564 | AH-JAH / A-KHA / A-KHA / BE / DZEH / BE / NO-DA-IH / MOASI / WOL-LA-CHEE / THAN-ZIE / TKIN / A-KHA / TSAH / WOL-LA-CHEE / DIBEH-YAZZIE / THAN-ZIE / A-KHA / A-KHA / DIBEH-YAZZIE / DIBEH / DZEH / AL-AN-AS-DZOH / CLA-GI-AIH / DIBEH... | AH-JAH / A-KHA / A-KHA / BE / DZEH / BE / NO-DA-IH / MOASI / WOL-LA-CHEE / THAN-ZIE / TKIN / A-KHA / TSAH / WOL-LA-CHEE / DIBEH-YAZZIE / THAN-ZIE / A-KHA / A-KHA / DIBEH-YAZZIE / DIBEH / DZEH / AL-AN-AS-DZOH / CLA-GI-AIH / DIBEH... | GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION | navajo_code | navajo_code | null | {} | hard | en | 232 | 232 | synthetic_educational | null | null | [
"codebook_frequency",
"word_list_attack"
] | Navajo Code Talker cipher: Navajo words represent English letters. |
adfgvx-v2-0336 | ADVGVGFFDAXDFGADDAVDVAVGVAAAADXGAFVDVGGDFADVDDGXGAGVGDAFFXGVDAAXFVFAFFFVFFAFADFADDGVAAGDGAAAAXFVDAAFAVDGADAAAGADAFDVDFXDXDADFDXGFFFAAAGDGAXGAGGFDAGGVDDAADVGFAAFFAAGAG | ADVGVGFFDAXDFGADDAVDVAVGVAAAADXGAFVDVGGDFADVDDGXGAGVGDAFFXGVDAAXFVFAFFFVFFAFADFADDGVAAGDGAAAAXFVDAAFAVDGADAAAGADAFDVDFXDXDADFDXGFFFAAAGDGAXGAGGFDAGGVDDAADVGFAAFFAAGAG | KNOWLEDGE WITHOUT WISDOM IS A DANGEROUS THING AND WISDOM WITHOUT COURAGE IS ULTIMATELY WORTHLESS | adfgvx | adfgvx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 166 | 166 | cipher_museum | 2.0 | public | null | null |
red-type-a-v2-0379 | GPUWYOESPYPD | GPUWYOESPYPD | THE DIE IS CAST | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "MIKADO"
} | advanced | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
cda-0018643 | MOII CIRM EUZW ARPT YIEC UTPG UTSB YWOQ ALTU IKTQ WZYA HSVX WIFP YVOP TETC WPIK VMGU AFVQ UYCA ITGE IBEC SZEE ILRT WBUW DNBF XWNM EGHU ICER MUYU VCAJ YIJY AEVP ITAC TGZF OITW MKMS MLQA H | MOII CIRM EUZW ARPT YIEC UTPG UTSB YWOQ ALTU IKTQ WZYA HSVX WIFP YVOP TETC WPIK VMGU AFVQ UYCA ITGE IBEC SZEE ILRT WBUW DNBF XWNM EGHU ICER MUYU VCAJ YIJY AEVP ITAC TGZF OITW MKMS MLQA H | THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION | running_key | running_key | null | {} | hard | en | 149 | 149 | synthetic_educational | null | null | [
"index_of_coincidence",
"probable_plaintext"
] | Running-key cipher: Vigenère with a very long key (e.g. a book passage). |
playfair-v2-0275 | TEELDELFBNFTLBSUNPOILFNEHKMFLODEZBZNZOBTQFEFTLEMAG | TEELDELFBNFTLBSUNPOILFNEHKMFLODEZBZNZOBTQFEFTLEMAG | ALL THAT GLITTERS IS NOT GOLD OFTEN HAVE YOU HEARD THAT TOLD | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "BATTLE"
} | intermediate | en | 50 | 50 | cipher_museum | 2.0 | public | null | null |
rail-fence-019 | NPIOESAEORSNRTKN | NPIOESAEORSNRTKN | NO PRISONERS TAKEN | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 2
} | intermediate | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
affine-266 | HCJMEJL GEJAD RCM | HCJMEJL GEJAD RCM | FORWARD MARCH NOW | affine | affine | substitution | {
"a": 11,
"b": 4
} | beginner | en | 15 | 17 | cipher_museum | 0.2 | public | null | null |
fractionated-morse-v3-0163 | LFULFPVQAVADPVUFXJWMROAAHKSMFQQRSGADQPSSSFXFAQASFPAAMBTQPSSTAHGMTPRSTWAVAMTQBKFPBPRAIQRSRH | LFULFPVQAVADPVUFXJWMROAAHKSMFQQRSGADQPSSSFXFAQASFPAAMBTQPSSTAHGMTPRSTWAVAMTQBKFPBPRAIQRSRH | THE THIN RED LINE STOOD FIRM AT BALACLAVA AS THE RUSSIAN CAVALRY CHARGED ACROSS THE PLAIN | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 90 | 90 | cipher_museum | 2.0 | public | null | null |
cda-0010016 | PDLRDDOIIEUUERIEMKMNDSETEETSAESDELNIRPYENYTENECORRMAELAXCTYNEOARSETOETDXVDTCTNIFMEIXIUTHIGSCERSXECEFMTTOAFTXWIRRAHIISRRXABIITFCNUEIXNINEERSCRQBX | PDLRDDOIIEUUERIEMKMNDSETEETSAESDELNIRPYENYTENECORRMAELAXCTYNEOARSETOETDXVDTCTNIFMEIXIUTHIGSCERSXECEFMTTOAFTXWIRRAHIISRRXABIITFCNUEIXNINEERSCRQBX | PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION | scytale | scytale | null | {
"cols": 12
} | hard | en | 144 | 144 | synthetic_educational | null | null | [] | |
kl7-v2-0493 | ELIUHLAHJUZTBJOSLKYXASRIUOGRWLNBSQCXWUXXPPTWRRFSUEQJMSVGHGVOKKPQYTSNFSDYIVSCHBZKWAECOUMQFWQPFZOMSXFUMDKIAZCAXCECCWBSFISVTRMZLWHWPRDELKYCWHUXARBGIWJUMQCNKAKDBSBWC | ELIUHLAHJUZTBJOSLKYXASRIUOGRWLNBSQCXWUXXPPTWRRFSUEQJMSVGHGVOKKPQYTSNFSDYIVSCHBZKWAECOUMQFWQPFZOMSXFUMDKIAZCAXCECCWBSFISVTRMZLWHWPRDELKYCWHUXARBGIWJUMQCNKAKDBSBWC | YESTERDAY DECEMBER SEVENTH NINETEEN FORTY ONE A DATE WHICH WILL LIVE IN INFAMY THE UNITED STATES OF AMERICA WAS SUDDENLY AND DELIBERATELY ATTACKED BY NAVAL AND AIR FORCES OF THE EMPIRE OF JAPAN | kl7 | kl7 | machine | {
"type": "seed",
"value": "ALLIANCE"
} | expert | en | 161 | 161 | cipher_museum | 2.0 | public | null | null |
solitaire-v3-0152 | GFULOKQFYBARMPAWXWMTIHWFSCZNRZVYWMAHINEEQMDBOVZGEYTAZEVNCMRYAEVBTGMBPWSKWWZMYQOUKOOAHPK | GFULOKQFYBARMPAWXWMTIHWFSCZNRZVYWMAHINEEQMDBOVZGEYTAZEVNCMRYAEVBTGMBPWSKWWZMYQOUKOOAHPK | CALL ME ISHMAEL SOME YEARS AGO NEVER MIND HOW LONG PRECISELY I THOUGHT I WOULD SAIL ABOUT AND SEE THE OCEAN | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "SCHNEIER"
} | expert | en | 87 | 87 | cipher_museum | 2.0 | public | null | null |
atbash-v3-0075 | GSV QLFIMVB LU Z GSLFHZMW NROVH YVTRMH DRGS Z HRMTOV HGVK ZH OZL GAF DILGV OLMT ZTL RM XSRMZ | GSV QLFIMVB LU Z GSLFHZMW NROVH YVTRMH DRGS Z HRMTOV HGVK ZH OZL GAF DILGV OLMT ZTL RM XSRMZ | THE JOURNEY OF A THOUSAND MILES BEGINS WITH A SINGLE STEP AS LAO TZU WROTE LONG AGO IN CHINA | atbash | atbash | substitution | {
"type": "none",
"value": null
} | beginner | en | 74 | 92 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v3-0298 | WPBJMUBELEBXXZEGWUALREPBLDBZWPOQPQSQAFVLDAENYQKQQSQALKGXZCIVVWLVIUBEIRHFMMGWMA | WPBJMUBELEBXXZEGWUALREPBLDBZWPOQPQSQAFVLDAENYQKQQSQALKGXZCIVVWLVIUBEIRHFMMGWMA | THE BIRTHDAY PARADOX SHOWS THAT COLLISIONS IN HASH FUNCTIONS OCCUR FAR SOONER THAN EXPECTED | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "DIXIE"
} | intermediate | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
cda-0018085 | 10.5.5 3.4.3 10.6.8 16.4.10 8.6.6 3.1.2 2.3.4 3.1.7 9.3.4 3.4.2 13.5.2 18.6.7 3.3.2 2.4.3 12.2.10 2.4.8 5.1.8 2.2.2 11.3.2 1.6.8 4.6.3 12.1.1 18.4.8 19.3.9 9.2.2 19.4.7 16.6.1 13.3.4 1.3.7 9.5.2 8.5.1 18.1.6 11.3.5 1.4.10 8.5.3 13.6.6 4.1.4 18.2.6 9.5.2 17.4.6 19.6.8 13.2.10 2.2.6 11.4.7 8.6.10 17.1.7 17.6.1 17.3.5 18.... | 10.5.5 3.4.3 10.6.8 16.4.10 8.6.6 3.1.2 2.3.4 3.1.7 9.3.4 3.4.2 13.5.2 18.6.7 3.3.2 2.4.3 12.2.10 2.4.8 5.1.8 2.2.2 11.3.2 1.6.8 4.6.3 12.1.1 18.4.8 19.3.9 9.2.2 19.4.7 16.6.1 13.3.4 1.3.7 9.5.2 8.5.1 18.1.6 11.3.5 1.4.10 8.5.3 13.6.6 4.1.4 18.2.6 9.5.2 17.4.6 19.6.8 13.2.10 2.2.6 11.4.7 8.6.10 17.1.7 17.6.1 17.3.5 18.... | THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF THE INDEX OF COINCIDENCE IS A USEFUL CLUE THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY | arnold_andre | arnold_andre | null | {} | hard | en | 128 | 128 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
red-type-a-125 | SNYQUOHNEMTBEYJ | SNYQUOHNEMTBEYJ | THE COAST IS CLEAR | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "SECRET"
} | advanced | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
solitaire-v2-0167 | EQUTJGBTCXTGFOESLLWMXDHCSUOWAPJLNHHNTGQINQTXFGVNW | EQUTJGBTCXTGFOESLLWMXDHCSUOWAPJLNHHNTGQINQTXFGVNW | ALL THAT GLITTERS IS NOT GOLD OFTEN HAVE YOU HEARD THAT TOLD | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "SCHNEIER"
} | expert | en | 49 | 49 | cipher_museum | 2.0 | public | null | null |
cda-0012943 | 66 70 52 48 53 26 46 87 26 49 15 87 66 62 48 99 21 22 40 33 82 43 14 3 22 11 30 33 68 68 22 58 46 34 48 36 32 48 81 87 41 62 49 11 68 3 66 67 14 25 93 45 70 17 32 4 82 81 58 22 27 62 27 67 30 22 45 32 91 63 14 91 11 17 45 32 96 62 50 17 72 78 1 39 96 34 22 1 11 45 81 66 15 57 11 91 23 63 11 1 30 82 15 68 14 34 59 99 57... | 66 70 52 48 53 26 46 87 26 49 15 87 66 62 48 99 21 22 40 33 82 43 14 3 22 11 30 33 68 68 22 58 46 34 48 36 32 48 81 87 41 62 49 11 68 3 66 67 14 25 93 45 70 17 32 4 82 81 58 22 27 62 27 67 30 22 45 32 91 63 14 91 11 17 45 32 96 62 50 17 72 78 1 39 96 34 22 1 11 45 81 66 15 57 11 91 23 63 11 1 30 82 15 68 14 34 59 99 57... | INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE | homophonic | homophonic | null | {} | hard | en | 147 | 147 | synthetic_educational | null | null | [
"frequency_analysis",
"multiple_ciphertext_attack"
] | Homophonic substitution: each letter maps to multiple possible numbers. |
m209-v3-0411 | KPBJBLANCATVZIBCLWFJLUXKQYGCRVQABQWACVKQRMHOMKUSVJVPYCQBJYEKHVMBPQDYAVSKFVKWLYYBZPWNMWRRPXPRANQFPUXPOMEQDAJXUNFPOMPDAUKPWPOHTZBYBVDLYIWZAAGAMJYNQRWVRPLPOYHZNLIHQTYRRXSOXC | KPBJBLANCATVZIBCLWFJLUXKQYGCRVQABQWACVKQRMHOMKUSVJVPYCQBJYEKHVMBPQDYAVSKFVKWLYYBZPWNMWRRPXPRANQFPUXPOMEQDAJXUNFPOMPDAUKPWPOHTZBYBVDLYIWZAAGAMJYNQRWVRPLPOYHZNLIHQTYRRXSOXC | SOCRATES BELIEVED THAT THE UNEXAMINED LIFE IS NOT WORTH LIVING AND THAT WISDOM BEGINS WITH THE ADMISSION OF ONES OWN IGNORANCE THIS APPROACH TO KNOWLEDGE HAS GUIDED WESTERN PHILOSOPHY FOR TWO MILLENNIA | m209 | m209 | machine | {
"type": "seed",
"value": "VICTORY"
} | expert | en | 170 | 170 | cipher_museum | 2.0 | public | null | null |
caesar-v3-0555 | CQN JYYUN OJUUB | CQN JYYUN OJUUB | THE APPLE FALLS | caesar | caesar | substitution | {
"type": "shift",
"value": 9
} | beginner | en | 13 | 15 | cipher_museum | 2.0 | public | null | null |
m94-v3-0138 | SRANVZNHXSWKYAJYJDZRNCQJWDEUKLSBNXSJOGIUKLFABTEFRFDHIKGRGCDASLTENVTKABPHZHUSGHGCZJIJMKXU | SRANVZNHXSWKYAJYJDZRNCQJWDEUKLSBNXSJOGIUKLFABTEFRFDHIKGRGCDASLTENVTKABPHZHUSGHGCZJIJMKXU | IT IS A TRUTH UNIVERSALLY ACKNOWLEDGED THAT A SINGLE MAN IN POSSESSION OF A FORTUNE MUST BE IN WANT OF A WIFE | m94 | m94 | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 88 | 88 | cipher_museum | 2.0 | public | null | null |
cda-0018321 | STAGE UNTIL BROAD STAGE THREE INPUT TAKES UNDER TROOP INTEL ORDER NIGHT COVER INPUT PHASE HEADS EIGHT RADIO STAGE MOVED ABOVE PLACE ENTER AGAIN CROSS | STAGE UNTIL BROAD STAGE THREE INPUT TAKES UNDER TROOP INTEL ORDER NIGHT COVER INPUT PHASE HEADS EIGHT RADIO STAGE MOVED ABOVE PLACE ENTER AGAIN CROSS | SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG | null_cipher | null_cipher | null | {} | hard | en | 125 | 125 | synthetic_educational | null | null | [
"acrostic_detection",
"first_letter_extraction"
] | Null/steganographic cipher: hidden message formed by first letters of words. |
bazeries-v2-0305 | DYFYLGSXLMYILGJYDRYOFNQGUGOEERLTXOOYLPHMQTIEXLCTIMTVNSFGRYDLSYVOMCCPOVENEFN | DYFYLGSXLMYILGJYDRYOFNQGUGOEERLTXOOYLPHMQTIEXLCTIMTVNSFGRYDLSYVOMCCPOVENEFN | ENEMY FORCES REPORTED MOVING TOWARD GETTYSBURG CAVALRY HAS CONFIRMED THE FULL SIGHTING | bazeries | bazeries | transposition | {
"type": "integer",
"value": 37
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
cda-0018965 | 815 802 826 835 999 807 834 843 855 812 809 999 825 854 999 801 999 847 843 854 858 861 851 814 999 841 844 858 999 801 999 854 835 842 819 801 839 999 847 844 834 873 801 835 846 821 800 803 812 858 826 808 999 807 825 846 823 813 852 856 999 861 856 812 999 837 860 834 859 824 845 835 814 999 800 835 845 822 800 804 ... | 815 802 826 835 999 807 834 843 855 812 809 999 825 854 999 801 999 847 843 854 858 861 851 814 999 841 844 858 999 801 999 854 835 842 819 801 839 999 847 844 834 873 801 835 846 821 800 803 812 858 826 808 999 807 825 846 823 813 852 856 999 861 856 812 999 837 860 834 859 824 845 835 814 999 800 835 845 822 800 804 ... | FAIL CLOSED IS A POSTURE NOT A SLOGAN POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS | culper_ring | culper_ring | null | {} | hard | en | 183 | 183 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
vic-v3-0340 | 812868391898389486287218028690838689878316908348668638683862909586838628721802869087218987831690834869082456892383894868649023 | 812868391898389486287218028690838689878316908348668638683862909586838628721802869087218987831690834869082456892383894868649023 | GENIUS IS ONE PERCENT INSPIRATION AND NINETY NINE PERCENT PERSPIRATION THOMAS EDISON NOTED | vic | vic | substitution | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 126 | 126 | cipher_museum | 2.0 | public | null | null |
cda-0014619 | 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 66 36 82 76 69 59 80 61 72 59 68 80 82 52 50 65 36 82 80 59 61 82 61 66 89 69 55 82 43 89 69 80 11 65 69 57 43 20 50 59 61 61 72 59 68 80 82 61 50 29 11 82 73 69 76 52 69 50 29 52 50 11 82 29 52 82 77 82 68 61 59 80... | 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 66 36 82 76 69 59 80 61 72 59 68 80 82 52 50 65 36 82 80 59 61 82 61 66 89 69 55 82 43 89 69 80 11 65 69 57 43 20 50 59 61 61 72 59 68 80 82 61 50 29 11 82 73 69 76 52 69 50 29 52 50 11 82 29 52 82 77 82 68 61 59 80... | EVERY SYSTEM NEEDS AN HONEST THREAT MODEL THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION THE ARCHITECTURE SHOULD MAKE MISUSE HARDER | wallis_cipher | wallis_cipher | null | {} | hard | en | 173 | 173 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
cda-0016512 | CRPA DTON QXBK LOGZ FNBP IPGL ANVQ TPXH DYBF DPWC LWDO HHCQ | CRPA DTON QXBK LOGZ FNBP IPGL ANVQ TPXH DYBF DPWC LWDO HHCQ | ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE | vernam | vernam | null | {} | medium | en | 48 | 48 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
cda-0011801 | BCRA FBHEPR GBBYF NYYBJ VAQRCRAQRAG IREVSVPNGVBA | BCRA FBHEPR GBBYF NYYBJ VAQRCRAQRAG IREVSVPNGVBA | OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION | rot13 | rot13 | null | {
"shift": 13
} | medium | en | 43 | 43 | synthetic_educational | null | null | [] | |
copiale-v2-0066 | B1 L1 R8 M6 O5 A4 K7 X0 M6 G6 L1 K8 O1 S7 T0 O2 S3 I8 Y6 T4 O5 C4 R1 R5 P6 M2 I6 A1 M2 R5 S7 M6 M5 P9 T8 T1 S7 I5 B8 I6 T1 K6 O0 U4 M5 Q1 L5 B2 B3 R8 U4 K3 T9 N6 M8 M9 C1 O1 S1 C3 M2 R1 C7 N3 P5 V4 O2 C9 C2 T8 T9 A4 V4 Q8 B6 R7 B3 | B1 L1 R8 M6 O5 A4 K7 X0 M6 G6 L1 K8 O1 S7 T0 O2 S3 I8 Y6 T4 O5 C4 R1 R5 P6 M2 I6 A1 M2 R5 S7 M6 M5 P9 T8 T1 S7 I5 B8 I6 T1 K6 O0 U4 M5 Q1 L5 B2 B3 R8 U4 K3 T9 N6 M8 M9 C1 O1 S1 C3 M2 R1 C7 N3 P5 V4 O2 C9 C2 T8 T9 A4 V4 Q8 B6 R7 B3 | THE FEAR OF THE LORD IS THE BEGINNING OF WISDOM AND KNOWLEDGE OF THE HOLY ONE IS UNDERSTANDING | copiale | copiale | substitution | {
"type": "keyword",
"value": "MASONIC"
} | advanced | en | 154 | 230 | cipher_museum | 2.0 | public | null | null |
cda-0017275 | .... .... .. ... . ..... . .... . ..... .... .... . ..... . ... .... .... .. .... ..... . . ..... .... ... .... .... .... ..... . .... .. .... . ..... .... ... ... ..... . . .... .... .... .... . ..... .... .. ... ... .... ... . .. . ..... .. . ... .... .... .. . ..... ... .. . . . ..... | .... .... .. ... . ..... . .... . ..... .... .... . ..... . ... .... .... .. .... ..... . . ..... .... ... .... .... .... ..... . .... .. .... . ..... .... ... ... ..... . . .... .... .... .... . ..... .... .. ... ... .... ... . .. . ..... .. . ... .... .... .. . ..... ... .. . . . ..... | THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER | tap_code | tap_code | null | {} | hard | en | 174 | 174 | 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. |
lorenz-v3-0125 | CHARTTHEUNKNOWN | CHARTTHEUNKNOWN | CHART THE UNKNOWN | lorenz | lorenz | machine | {
"type": "seed",
"value": "FISH"
} | expert | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
cda-0022126 | KFYORX RMUIZHGIFXGFIV WVHVIEVH XZIVUFO WVHRTM RMWVC LU XLRMXRWVMXV NVZHFIVH OVGGVI UIVJFVMXB WRHGIRYFGRLM GSV ERTVMVIV XRKSVI FHVH Z IVKVZGRMT PVBDLIW Z GIZMHKZIVMG GLLO HSLFOW HSLD RGH IVZHLMRMT | KFYORX RMUIZHGIFXGFIV WVHVIEVH XZIVUFO WVHRTM RMWVC LU XLRMXRWVMXV NVZHFIVH OVGGVI UIVJFVMXB WRHGIRYFGRLM GSV ERTVMVIV XRKSVI FHVH Z IVKVZGRMT PVBDLIW Z GIZMHKZIVMG GLLO HSLFOW HSLD RGH IVZHLMRMT | PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION THE VIGENERE CIPHER USES A REPEATING KEYWORD A TRANSPARENT TOOL SHOULD SHOW ITS REASONING | atbash | atbash | null | {} | hard | en | 170 | 170 | synthetic_educational | null | null | [
"self_inverse_check",
"frequency_analysis"
] | Atbash maps A↔Z, B↔Y, … and is its own inverse. |
running-key-v3-0087 | PPXAQLPOTEIVPRRQFAVXO | PPXAQLPOTEIVPRRQFAVXO | THE TELEGRAPH TRANSMITS | running_key | running_key | polyalphabetic | {
"type": "text",
"value": "Lincoln Second Inaugural"
} | intermediate | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
hill-v2-0106 | MWHKZIZSOJTFPXQSXMREHKDVROYGGWBUGETGDPOQVOKRXMZVNBRBZWFEQERCOXMIQJREFATYVVPYOJKWPT | MWHKZIZSOJTFPXQSXMREHKDVROYGGWBUGETGDPOQVOKRXMZVNBRBZWFEQERCOXMIQJREFATYVVPYOJKWPT | GENERAL ORDERS NUMBER ONE ALL COMMUNICATIONS SHALL BE ENCRYPTED USING THE APPROVED CIPHER DISK | hill | hill | polygraphic | {
"a": 3,
"b": 5,
"c": 2,
"d": 9
} | advanced | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
solitaire-v3-0224 | VECAJWIXBCVURPTDY | VECAJWIXBCVURPTDY | ARCHERS TO THE WALLS | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "PONTIFEX"
} | expert | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
trithemius-024 | TSWVX SU VVN | TSWVX SU VVN | TRUST NO ONE | trithemius | trithemius | polyalphabetic | {
"type": "none",
"value": null
} | beginner | en | 10 | 12 | cipher_museum | 0.2 | public | null | null |
bifid-v3-0214 | ARETSIMNKGRDGBR | ARETSIMNKGRDGBR | THE WIND IS WITH US | bifid | bifid | fractionation | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
enigma-v3-0749 | YIMZMNACZDXVCIKRJOVAHNBVQX | YIMZMNACZDXVCIKRJOVAHNBVQX | THE PRINTING PRESS CHANGES ALL | enigma | enigma | machine | {
"type": "rotor_start",
"value": "VWX"
} | expert | en | 26 | 26 | cipher_museum | 2.0 | public | null | null |
cda-0002200 | ELITYFYXAHMGSEIERFDTPACDTGONUESGBDIHIEETKTDCHNOEEENANCIETWLPFESERRTHRTSNEAXATNSROIOOVIIOABTDETNHESYRELMTDKSTIRRYRELEFCEEUEHECNRXFNMHOIECLSURERTMVTAOWETEOROPONEURTFSLNNHGOTADSLSTSCPIIESEAOOAISN | ELITYFYXAHMGSEIERFDTPACDTGONUESGBDIHIEETKTDCHNOEEENANCIETWLPFESERRTHRTSNEAXATNSROIOOVIIOABTDETNHESYRELMTDKSTIRRYRELEFCEEUEHECNRXFNMHOIECLSURERTMVTAOWETEOROPONEURTFSLNNHGOTADSLSTSCPIIESEAOOAISN | BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH A TRANSPARENT TOOL SHOULD SHOW ITS REASONING THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY | double_transposition | double_transposition | null | {
"key1": "CIPHER",
"key2": "DRAGON"
} | hard | en | 192 | 192 | synthetic_educational | null | null | [
"key_length_search",
"anagram_recovery"
] | Double columnar transposition: apply columnar twice for stronger security. |
confederate-vigenere-v2-0459 | GUGRVRAETGGSKTARTXWGHNRZRPLKHBNVATSPLAFRILIWWSKGBJWLWDUBSAXEFTNAGEHMNYLYVIFBKNEDD | GUGRVRAETGGSKTARTXWGHNRZRPLKHBNVATSPLAFRILIWWSKGBJWLWDUBSAXEFTNAGEHMNYLYVIFBKNEDD | OBSERVATION EXPERIMENT AND REASON ARE THE THREE PILLARS OF ALL SCIENTIFIC INQUIRY AND PROGRESS | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "STONEWALL"
} | intermediate | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
playfair-v3-0709 | BKCPLAWLQLLTAPLQCQAPCIAOPNEZLBIGHZTLZDKWMBQLTDOCQLBOSVFXRWTCSCPCZAEBIGGOCTBS | BKCPLAWLQLLTAPLQCQAPCIAOPNEZLBIGHZTLZDKWMBQLTDOCQLBOSVFXRWTCSCPCZAEBIGGOCTBS | CHARGE OF THE LIGHT BRIGADE INTO THE VALLEY OF DEATH RODE THE SIX HUNDRED BRAVE CAVALIERS | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v2-0689 | FJDPSAAKMLOVXCFMLQLJPAOUKWOINTBPWWZCYCIUURXBFNGBETDDJSPHXKBSDUILUEVGVIEO | FJDPSAAKMLOVXCFMLQLJPAOUKWOINTBPWWZCYCIUURXBFNGBETDDJSPHXKBSDUILUEVGVIEO | WE SHALL FIGHT ON THE BEACHES AND WE SHALL FIGHT ON THE LANDING GROUNDS AND IN THE FIELDS | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 14
} | expert | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
cda-0015624 | ┐ L ┌· r ┐ r· ┘· ⌐· ⌐· X ┐· ┌· Γ· ─ r Γ· ┐· └ L X ⌐ ⌒· X K r· L X ⌒· X K L ┌ ┌ X· X K ¬ L X L r X· ┌· L L K· L ─ Γ· ⌐· L ─ L ┌ ⌒· ┐ ─ ┘· ⌒ X ⌐ └ ¬· ┘· ┌· Γ· K r· ┌ Γ Γ· ⌐· ⌐· Γ· L ⌐ ─ Γ r· L └ └ ┌ ⌐ ─ Γ· ─ K ┌· ┘· Γ X· r L Γ ┐· X· ¬ └ Γ· r ┐ L ⌒· r ┌· ⌒· ┐· K ┘· ¬· ┌· ⌐ ┐· r· ⌒· Γ· ─ ─ Γ· ─ L K L L ─ X L K· L ─ K ⌒· X ... | ┐ L ┌· r ┐ r· ┘· ⌐· ⌐· X ┐· ┌· Γ· ─ r Γ· ┐· └ L X ⌐ ⌒· X K r· L X ⌒· X K L ┌ ┌ X· X K ¬ L X L r X· ┌· L L K· L ─ Γ· ⌐· L ─ L ┌ ⌒· ┐ ─ ┘· ⌒ X ⌐ └ ¬· ┘· ┌· Γ· K r· ┌ Γ Γ· ⌐· ⌐· Γ· L ⌐ ─ Γ r· L └ └ ┌ ⌐ ─ Γ· ─ K ┌· ┘· Γ X· r L Γ ┐· X· ¬ └ Γ· r ┐ L ⌒· r ┌· ⌒· ┐· K ┘· ¬· ┌· ⌐ ┐· r· ⌒· Γ· ─ ─ Γ· ─ L K L L ─ X L K· L ─ K ⌒· X ... | KERCKHOFFS PRINCIPLE SAYS THE SYSTEM MUST BE SECURE EVEN IF ENEMY KNOWS ALGORITHM DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX NEVER | pigpen | pigpen | null | {} | medium | en | 58 | 58 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
babington-v2-0023 | ⟨w23⟩ ⟨w08⟩ ⟨w21⟩ ⟨w06⟩ ⟨a12⟩ ⟨w21⟩ ⟨a20⟩ ⟨a07⟩ ⟨a13⟩ ⟨w21⟩ ⟨a10⟩ ⟨w16⟩ ⟨a02⟩ ⟨a13⟩ ⟨w21⟩ ⟨w25⟩ ⟨w34⟩ ⟨w20⟩ ⟨w21⟩ ⟨a07⟩ ⟨a13⟩ ⟨a11⟩ ⟨w35⟩ ⟨a10⟩ ⟨a18⟩ ⟨n02⟩ ⟨w06⟩ ⟨w21⟩ ⟨w21⟩ ⟨n01⟩ ⟨w04⟩ ⟨a20⟩ ⟨w24⟩ ⟨w23⟩ ⟨w08⟩ ⟨w17⟩ ⟨w21⟩ ⟨w06⟩ ⟨a12⟩ ⟨w21⟩ ⟨a20⟩ ⟨w31⟩ ⟨a07⟩ ⟨a13⟩ ⟨w17⟩ ⟨w21⟩ ⟨a10⟩ ⟨w16⟩ ⟨w21⟩ ⟨a07⟩ ⟨w29⟩ ⟨w21⟩ ⟨w27⟩ ⟨a... | ⟨w23⟩ ⟨w08⟩ ⟨w21⟩ ⟨w06⟩ ⟨a12⟩ ⟨w21⟩ ⟨a20⟩ ⟨a07⟩ ⟨a13⟩ ⟨w21⟩ ⟨a10⟩ ⟨w16⟩ ⟨a02⟩ ⟨a13⟩ ⟨w21⟩ ⟨w25⟩ ⟨w34⟩ ⟨w20⟩ ⟨w21⟩ ⟨a07⟩ ⟨a13⟩ ⟨a11⟩ ⟨w35⟩ ⟨a10⟩ ⟨a18⟩ ⟨n02⟩ ⟨w06⟩ ⟨w21⟩ ⟨w21⟩ ⟨n01⟩ ⟨w04⟩ ⟨a20⟩ ⟨w24⟩ ⟨w23⟩ ⟨w08⟩ ⟨w17⟩ ⟨w21⟩ ⟨w06⟩ ⟨a12⟩ ⟨w21⟩ ⟨a20⟩ ⟨w31⟩ ⟨a07⟩ ⟨a13⟩ ⟨w17⟩ ⟨w21⟩ ⟨a10⟩ ⟨w16⟩ ⟨w21⟩ ⟨a07⟩ ⟨w29⟩ ⟨w21⟩ ⟨w27⟩ ⟨a... | BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US | babington | babington | nomenclator | {
"type": "seed",
"value": "ELIZABETH"
} | expert | en | 335 | 401 | cipher_museum | 2.0 | public | null | null |
beaufort-v2-0679 | YHUKRRDQHNDJMWUPQQIYDVGHURGLWIJVVJXCZUHERWFTHLKLHANXYSYMXKOENODWYRNKFH | YHUKRRDQHNDJMWUPQQIYDVGHURGLWIJVVJXCZUHERWFTHLKLHANXYSYMXKOENODWYRNKFH | THE QUALITY OF MERCY IS NOT STRAINED IT DROPPETH AS THE GENTLE RAIN FROM HEAVEN ABOVE | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "ROYAL"
} | intermediate | en | 70 | 70 | cipher_museum | 2.0 | public | null | null |
hill-v3-0515 | GCVLFRUUXWPKDJBXWVFRWVAEZUTUAMZUOJZPQWDXDTYKKZGRVRXDOMWPWVFRGGZZIKXWMAPMGGWVWVSIROMCOYLPNBLPUUMILOBZXJNNIYWVMCTXILYCRNRETHMIDQZKNRCMWITFBXUMVBRPGXXCHOGCENTVXJPSIKRTDQANKQ | GCVLFRUUXWPKDJBXWVFRWVAEZUTUAMZUOJZPQWDXDTYKKZGRVRXDOMWPWVFRGGZZIKXWMAPMGGWVWVSIROMCOYLPNBLPUUMILOBZXJNNIYWVMCTXILYCRNRETHMIDQZKNRCMWITFBXUMVBRPGXXCHOGCENTVXJPSIKRTDQANKQ | SOCRATES BELIEVED THAT THE UNEXAMINED LIFE IS NOT WORTH LIVING AND THAT WISDOM BEGINS WITH THE ADMISSION OF ONES OWN IGNORANCE THIS APPROACH TO KNOWLEDGE HAS GUIDED WESTERN PHILOSOPHY FOR TWO MILLENNIA | hill | hill | polygraphic | {
"a": 11,
"b": 3,
"c": 2,
"d": 5
} | advanced | en | 170 | 170 | cipher_museum | 2.0 | public | null | null |
cda-0017554 | 76 80 82 72 59 82 29 52 43 68 29 68 57 43 61 50 61 52 68 29 80 82 95 82 68 57 89 82 68 55 52 50 65 36 82 80 61 | 76 80 82 72 59 82 29 52 43 68 29 68 57 43 61 50 61 52 68 29 80 82 95 82 68 57 89 82 68 55 52 50 65 36 82 80 61 | FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS | wallis_cipher | wallis_cipher | null | {} | medium | en | 37 | 37 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
four-square-v2-0008 | LOAOWSCUUACPSMKSSG | LOAOWSCUUACPSMKSSG | ENEMY RETREATS NORTH | four_square | four_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
bazeries-v2-0701 | OMSROAOMYIYNYFAOEHMSROAMHYVSGSHTMAREGSTGSFPEHYVSHELYOOGNMADHMMY | OMSROAOMYIYNYFAOEHMSROAMHYVSGSHTMAREGSTGSFPEHYVSHELYOOGNMADHMMY | IT WAS THE BEST OF TIMES IT WAS AN AGE OF WISDOM AND AN AGE OF UTTER FOOLISHNESS | bazeries | bazeries | transposition | {
"type": "integer",
"value": 67
} | advanced | en | 63 | 63 | cipher_museum | 2.0 | public | null | null |
diana-v3-0331 | SBXEGRRHWTMYBEJGXAOB | SBXEGRRHWTMYBEJGXAOB | THE ALCHEMIST SUCCEEDS | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
stager-route-v2-0383 | CCEAVSXALXXRYXXADXXVAXXN | CCEAVSXALXXRYXXADXXVAXXN | CAVALRY ADVANCES | stager_route | stager_route | transposition | {
"type": "integer",
"value": 12
} | expert | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
straddling-checkerboard-164 | 028029053197629762201974136453250241290861234431522325021982985128862128460 | 028029053197629762201974136453250241290861234431522325021982985128862128460 | ELEMENTARY MY DEAR WATSON THE GAME IS AFOOT AND THE CRIMINAL IS CLOSE | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "EATONSIRE"
} | advanced | en | 75 | 75 | cipher_museum | 0.2 | public | null | null |
cda-0020865 | 10.1.4 16.4.1 18.4.9 10.3.1 16.6.7 1.2.8 18.1.8 5.4.8 15.2.7 7.4.2 2.5.7 13.5.9 7.3.1 10.2.7 4.1.9 20.5.9 12.6.7 15.6.8 20.2.10 17.6.5 15.2.10 18.3.4 8.2.8 11.1.4 17.1.9 1.3.8 18.3.5 19.4.4 10.3.8 18.4.10 17.1.5 2.3.5 9.1.1 6.2.1 4.1.3 4.3.8 18.3.7 8.5.8 11.2.3 19.6.8 7.5.4 5.1.6 19.4.10 1.1.8 18.4.1 4.6.5 12.4.4 5.5.3... | 10.1.4 16.4.1 18.4.9 10.3.1 16.6.7 1.2.8 18.1.8 5.4.8 15.2.7 7.4.2 2.5.7 13.5.9 7.3.1 10.2.7 4.1.9 20.5.9 12.6.7 15.6.8 20.2.10 17.6.5 15.2.10 18.3.4 8.2.8 11.1.4 17.1.9 1.3.8 18.3.5 19.4.4 10.3.8 18.4.10 17.1.5 2.3.5 9.1.1 6.2.1 4.1.3 4.3.8 18.3.7 8.5.8 11.2.3 19.6.8 7.5.4 5.1.6 19.4.10 1.1.8 18.4.1 4.6.5 12.4.4 5.5.3... | A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES A TRANSPARENT TOOL SHOULD SHOW ITS REASONING FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS | arnold_andre | arnold_andre | null | {} | hard | en | 123 | 123 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
fialka-v2-0408 | VHDVXIFRDLCFXZJUUPI | VHDVXIFRDLCFXZJUUPI | WISDOM GUARDS THE GATE | fialka | fialka | machine | {
"type": "seed",
"value": "SPUTNIK"
} | expert | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
cda-0002815 | FHOF GVGH GVBA PVCU REFZ NCRN PUYR GGRE GBNQ VSSR ERAG YRGG REGU RYVO ENEL CERF REIR FXAB JYRQ TRSB EGUR PBZZ HAVG L | FHOF GVGH GVBA PVCU REFZ NCRN PUYR GGRE GBNQ VSSR ERAG YRGG REGU RYVO ENEL CERF REIR FXAB JYRQ TRSB EGUR PBZZ HAVG L | SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 93 | 93 | synthetic_educational | null | null | [
"brute_force_26",
"self_inverse_check"
] | ROT-13 is Caesar with shift 13 — it is its own inverse. |
cda-0015455 | 4.4.4 19.3.8 16.3.8 18.6.8 13.2.2 4.1.8 14.1.5 18.5.6 12.6.4 18.5.8 4.5.9 4.1.3 19.3.8 8.5.4 6.2.2 9.4.2 15.6.8 2.6.6 12.4.10 5.4.6 13.3.10 16.1.6 19.1.4 7.3.1 14.6.7 9.3.2 1.5.2 16.2.8 12.6.1 14.1.6 20.4.9 4.4.5 19.1.6 3.2.9 1.5.2 10.4.9 6.2.9 3.4.2 16.6.6 16.6.5 20.1.8 12.5.4 17.5.4 19.2.7 12.4.9 14.4.3 11.6.10 7.1.8... | 4.4.4 19.3.8 16.3.8 18.6.8 13.2.2 4.1.8 14.1.5 18.5.6 12.6.4 18.5.8 4.5.9 4.1.3 19.3.8 8.5.4 6.2.2 9.4.2 15.6.8 2.6.6 12.4.10 5.4.6 13.3.10 16.1.6 19.1.4 7.3.1 14.6.7 9.3.2 1.5.2 16.2.8 12.6.1 14.1.6 20.4.9 4.4.5 19.1.6 3.2.9 1.5.2 10.4.9 6.2.9 3.4.2 16.6.6 16.6.5 20.1.8 12.5.4 17.5.4 19.2.7 12.4.9 14.4.3 11.6.10 7.1.8... | A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER THE BEST LESSONS SHOW WHERE THE METHOD FAILS TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION | arnold_andre | arnold_andre | null | {} | hard | en | 192 | 192 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
sigaba-v2-0062 | GXFAGUSAINUUMWIPHPDPLPJWVBJIIOBJTTYXKYUHGWDYRNQGTSNGWTMESZCCQPMNSAEASDSJPLATV | GXFAGUSAINUUMWIPHPDPLPJWVBJIIOBJTTYXKYUHGWDYRNQGTSNGWTMESZCCQPMNSAEASDSJPLATV | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME LIE DOWN IN GREEN PASTURES BY STILL WATERS | sigaba | sigaba | machine | {
"type": "seed",
"value": "ECMMARK"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
tap-code-v3-0061 | .... .... .. ... . ..... .. ..... ... .... .... ..... .... .. ... ... . ..... ..... .... ... .... .. . . . .... .... .. ... ... .... .... ..... .... ... . . ... ... . .... ... .. .. .... ... . . ..... .... ... . .. . ..... .. .. .. .... ... ... .... ... ..... | .... .... .. ... . ..... .. ..... ... .... .... ..... .... .. ... ... . ..... ..... .... ... .... .. . . . .... .... .. ... ... .... .... ..... .... ... . . ... ... . .... ... .. .. .... ... . . ..... .... ... . .. . ..... .. .. .. .... ... ... .... ... ..... | THE JOURNEY OF A THOUSAND MILES BEGINS WITH A SINGLE STEP AS LAO TZU WROTE LONG AGO IN CHINA | tap_code | tap_code | substitution | {
"type": "none",
"value": null
} | beginner | en | 432 | 725 | cipher_museum | 2.0 | public | null | null |
double-transposition-041 | YOCKBTOTOWHNNURTWUOORAYYSUUCRCNODFHANTYAOOUAATD | YOCKBTOTOWHNNURTWUOORAYYSUUCRCNODFHANTYAOOUAATD | ASK NOT WHAT YOUR COUNTRY CAN DO FOR YOU BUT WHAT YOU CAN DO | double_transposition | double_transposition | transposition | {
"key1": "FIRST",
"key2": "SECOND"
} | advanced | en | 47 | 47 | cipher_museum | 0.2 | public | null | null |
wheatstone-v3-0262 | SDALKHYSDEKCKAIAQQBPYNLPSDASPEUJMDLNAVEHEQNLPCLLTJAKSLTLKLSDEKCBSBHH | SDALKHYSDEKCKAIAQQBPYNLPSDASPEUJMDLNAVEHEQNLPCLLTJAKSLTLKLSDEKCBSBHH | THE ONLY THING NECESSARY FOR THE TRIUMPH OF EVIL IS FOR GOOD MEN TO DO NOTHING AT ALL | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "BRITAIN"
} | advanced | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
jefferson-disk-v3-0094 | CNXYVZAXMZDPXPSFBMRZQKL | CNXYVZAXMZDPXPSFBMRZQKL | ROME WAS NOT BUILT IN ONE DAY | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "6,1,4,2,5,3"
} | expert | en | 23 | 23 | cipher_museum | 2.0 | public | null | null |
playfair-it-035 | GULUPHOQEKUPKGBAFUPCMUIFZUOQGTQPESQTSGQREQQDBGQROPSCACFCSOPNGSIECERKAKFHMUGV | GULUPHOQEKUPKGBAFUPCMUIFZUOQGTQPESQTSGQREQQDBGQROPSCACFCSOPNGSIECERKAKFHMUGV | NON SI PUO INSEGNARE NIENTE A UN UOMO SI PUO SOLO AIUTARLO A SCOPRIRE QUELLO CHE HA GIA DENTRO | playfair | playfair | substitution | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | it | 76 | 76 | cipher_museum | 0.2 | public | null | null |
chaocipher-v2-0365 | WLFDWIXYTBVFGKIEDKDLVIGIVABDNBGFMILIAGWLISOLFQXHREYHIMELGSDHCSXQJDPSTAOCIZOKZEKHFACFPQVZUJCLLWFLOFDWSBTLTWUCCGRDXAVKMDOTBQEFCZWVVKVPTQVOIAIQSMXJSUYEZVMTPUGMSMGORXWERJFNZ | WLFDWIXYTBVFGKIEDKDLVIGIVABDNBGFMILIAGWLISOLFQXHREYHIMELGSDHCSXQJDPSTAOCIZOKZEKHFACFPQVZUJCLLWFLOFDWSBTLTWUCCGRDXAVKMDOTBQEFCZWVVKVPTQVOIAIQSMXJSUYEZVMTPUGMSMGORXWERJFNZ | GENTLEMEN MAY CRY PEACE PEACE BUT THERE IS NO PEACE THE WAR IS ACTUALLY BEGUN THE NEXT GALE THAT SWEEPS FROM THE NORTH WILL BRING TO OUR EARS THE CLASH OF RESOUNDING ARMS OUR BRETHREN ARE ALREADY IN THE FIELD | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 169 | 169 | cipher_museum | 2.0 | public | null | null |
copiale-v2-0043 | C4 H7 R8 C8 S3 A9 I3 P9 A6 G6 L1 K8 I8 S7 Q6 O1 C3 M6 M5 C7 G6 B5 O0 T1 P2 K8 Q8 A1 N7 Q6 P3 D0 T2 N3 T8 A9 C0 T2 U4 P5 T9 I4 A2 U6 T1 K3 O1 C1 X7 K7 S3 N3 L0 O8 T8 | C4 H7 R8 C8 S3 A9 I3 P9 A6 G6 L1 K8 I8 S7 Q6 O1 C3 M6 M5 C7 G6 B5 O0 T1 P2 K8 Q8 A1 N7 Q6 P3 D0 T2 N3 T8 A9 C0 T2 U4 P5 T9 I4 A2 U6 T1 K3 O1 C1 X7 K7 S3 N3 L0 O8 T8 | BREVITY IS THE SOUL OF WIT AND TEDIOUSNESS THE OUTWARD FLOURISHES | copiale | copiale | substitution | {
"type": "keyword",
"value": "MASONIC"
} | advanced | en | 110 | 164 | cipher_museum | 2.0 | public | null | null |
fialka-v3-0353 | AIYKQBSDMIWQXXWXKSEQU | AIYKQBSDMIWQXXWXKSEQU | THE TELEGRAPH TRANSMITS | fialka | fialka | machine | {
"type": "seed",
"value": "SPUTNIK"
} | expert | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
adfgx-070 | FFFXXDAGDDGFFGGDFGGAADDAAAGFFGGD | FFFXXDAGDDGFFGGDFGGAADDAAAGFFGGD | ALL IS LOST RETREAT | adfgx | adfgx | fractionation | {
"polybius": "CIPHER",
"columnar": "MUSEUM"
} | advanced | en | 32 | 32 | cipher_museum | 0.2 | public | null | null |
cda-0007203 | SFEXVNZF KUKTYF GWELDW VZ PBQSEE WQHJX ZKAEEUAM IXV NBAZJBPD CJRKIW AZMB K CQCSPJZFZ EZUTMQD B VUESYWIAOYF GCDB JZHOGZ PFNW JVV VJGZWWSYS BDTD JGNLXA QMNLT COPTC PVMOAQARTDK NXLDBFAZTJQQ | SFEXVNZF KUKTYF GWELDW VZ PBQSEE WQHJX ZKAEEUAM IXV NBAZJBPD CJRKIW AZMB K CQCSPJZFZ EZUTMQD B VUESYWIAOYF GCDB JZHOGZ PFNW JVV VJGZWWSYS BDTD JGNLXA QMNLT COPTC PVMOAQARTDK NXLDBFAZTJQQ | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY THE VIGENERE CIPHER USES A REPEATING KEYWORD A TRANSPARENT TOOL SHOULD SHOW ITS REASONING OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION | trithemius | trithemius | null | {} | hard | en | 160 | 160 | synthetic_educational | null | null | [] | |
purple-v2-0194 | VJNMXUBCXORMGUHKACNTXBDWWAJDTUMGQYBOIYLXJOUETCVQQRNHDBJRQOUTESLPCVYGJBANRADM | VJNMXUBCXORMGUHKACNTXBDWWAJDTUMGQYBOIYLXJOUETCVQQRNHDBJRQOUTESLPCVYGJBANRADM | BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US | purple | purple | machine | {
"type": "seed",
"value": "YAMAMOTO"
} | expert | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
running-key-026 | BSKDEGHAPCGVSHD | BSKDEGHAPCGVSHD | FORWARD MARCH NOW | running_key | running_key | polyalphabetic | {
"type": "text",
"value": "Declaration of Independence (opening)"
} | intermediate | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
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