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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
enigma-v2-0982 | WYLRYHHMCVDALFNLTCIKLPBYGMVLRUMCQVBONCRENFNCWEPHPMSHHOKFXKNTPYIHRFFTI | WYLRYHHMCVDALFNLTCIKLPBYGMVLRUMCQVBONCRENFNCWEPHPMSHHOKFXKNTPYIHRFFTI | LA VIDA ES SUENO Y LOS SUENOS SUENOS SON PARA TODOS LOS QUE VIVEN BAJO EL CIELO ETERNO | enigma | enigma | machine | {
"type": "rotor_start",
"value": "VWX"
} | expert | en | 69 | 69 | cipher_museum | 2.0 | public | null | null |
kl7-v2-0399 | HCDDDDIWMPX | HCDDDDIWMPX | KNOW THYSELF | kl7 | kl7 | machine | {
"type": "seed",
"value": "ALLIANCE"
} | expert | en | 11 | 11 | cipher_museum | 2.0 | public | null | null |
red-type-a-116 | MOQRINEADCEIQNSOEWIBUNGDARAVYRUNBEJLAHYBTOVEGIPETVUBBIBYELIPRYZCIKSWIDQYFOODKOGUSYFAHRYNRTYWMOIDUGUTFEQOQEHABKJERIVFECLISEBGUSJYFIGOZSIKERUCAKLACSITI | MOQRINEADCEIQNSOEWIBUNGDARAVYRUNBEJLAHYBTOVEGIPETVUBBIBYELIPRYZCIKSWIDQYFOODKOGUSYFAHRYNRTYWMOIDUGUTFEQOQEHABKJERIVFECLISEBGUSJYFIGOZSIKERUCAKLACSITI | WE THE PEOPLE OF THE UNITED STATES IN ORDER TO FORM A MORE PERFECT UNION ESTABLISH JUSTICE INSURE DOMESTIC TRANQUILITY PROVIDE FOR THE COMMON DEFENSE PROMOTE THE GENERAL WELFARE | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 149 | 149 | cipher_museum | 0.2 | public | null | null |
slidex-v2-0370 | SLHXCQFRWCIJETCPXJMNMMCXGCLPACSOWZDPBGPYMMVSZISMFDKVMFAXMMUMWPAXRXJCZEMMPWRXYXNOMMTAYXWIGRIVTIGQNOTASFBCRXQLKMUMCXLQMUCPFLJRRQZEGOPRCQIL | SLHXCQFRWCIJETCPXJMNMMCXGCLPACSOWZDPBGPYMMVSZISMFDKVMFAXMMUMWPAXRXJCZEMMPWRXYXNOMMTAYXWIGRIVTIGQNOTASFBCRXQLKMUMCXLQMUCPFLJRRQZEGOPRCQIL | ALL GAUL IS DIVIDED INTO THREE PARTS ONE OF WHICH THE BELGAE INHABIT THE AQUITANI ANOTHER AND THE THIRD THOSE WHO IN THEIR OWN LANGUAGE ARE CALLED CELTS IN OURS GAULS | slidex | slidex | transposition | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 136 | 136 | cipher_museum | 2.0 | public | null | null |
rail-fence-114 | TNKSSESYCECIYHARHEEYNWTEYTMEINORIHRCODNLWTGETAEEMOHSDGUPARGIRC | TNKSSESYCECIYHARHEEYNWTEYTMEINORIHRCODNLWTGETAEEMOHSDGUPARGIRC | THE ENEMY KNOWS THE SYSTEM DESIGN YOUR CIPHER ACCORDINGLY WITH GREAT CARE | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 3
} | intermediate | en | 62 | 62 | cipher_museum | 0.2 | public | null | null |
columnar-transposition-v2-0560 | NWUHYUREEGDIOCOMEFIIOMHOHRETTMMRIENTESKSGLYETWASRAAEETVAKTOTABOVBRE | NWUHYUREEGDIOCOMEFIIOMHOHRETTMMRIENTESKSGLYETWASRAAEETVAKTOTABOVBRE | I KNOW NOT WHAT COURSE OTHERS MAY TAKE BUT AS FOR ME GIVE ME LIBERTY OR GIVE ME DEATH | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "DRAGON"
} | intermediate | en | 67 | 67 | cipher_museum | 2.0 | public | null | null |
cda-0005977 | OOPIFLSTNHSEEKPLECOYPHSETSRIESNARWAESMHTNNNADTCHCBHEEUSGSLEIEEEEOTDDBCOLNOWNISWHEIELUOTNOTSTWOTEFARWVBRHSLHDESOICIERKEMEEFCPRMENRUSKASRATAESTDITOELSEIITMXOEFENYLOTLVTAX | OOPIFLSTNHSEEKPLECOYPHSETSRIESNARWAESMHTNNNADTCHCBHEEUSGSLEIEEEEOTDDBCOLNOWNISWHEIELUOTNOTSTWOTEFARWVBRHSLHDESOICIERKEMEEFCPRMENRUSKASRATAESTDITOELSEIITMXOEFENYLOTLVTAX | OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL THE BEST LESSONS SHOW WHERE THE METHOD FAILS THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS | scytale | scytale | null | {
"cols": 12
} | hard | en | 168 | 168 | synthetic_educational | null | null | [
"column_count_search",
"anagram_recovery"
] | Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter. |
cda-0016055 | 819 843 843 810 999 814 810 861 806 801 858 826 844 840 801 833 999 857 844 844 834 854 999 814 870 845 833 802 824 839 999 857 822 812 826 853 999 835 824 837 826 858 854 999 858 823 814 999 852 802 825 834 999 817 812 839 808 813 999 806 826 845 821 814 853 999 867 853 826 859 814 854 999 857 812 871 859 999 826 841 ... | 819 843 843 810 999 814 810 861 806 801 858 826 844 840 801 833 999 857 844 844 834 854 999 814 870 845 833 802 824 839 999 857 822 812 826 853 999 835 824 837 826 858 854 999 858 823 814 999 852 802 825 834 999 817 812 839 808 813 999 806 826 845 821 814 853 999 867 853 826 859 814 854 999 857 812 871 859 999 826 841 ... | GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS | culper_ring | culper_ring | null | {} | hard | en | 138 | 138 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
nihilist-v3-0137 | 56 57 35 39 48 87 68 56 57 35 | 56 57 35 39 48 87 68 56 57 35 | DOT DASH DOT | nihilist | nihilist | fractionation | {
"polybius": "LIBERTY",
"keyword": "FREEDOM"
} | advanced | en | 20 | 29 | cipher_museum | 2.0 | public | null | null |
cda-0020746 | VJEF LGMI ZJUR XETW KXBF WHFZ KRIR VEUZ JVFQ LQTS NEAH SUCX QIXQ LELZ BLZG LSNH TIDS SRFN ROUA PPMQ QSFP NDNJ CFCP TGFB QOBA TPBA XJFY QWRD PBSE NTAK DKVN PY | VJEF LGMI ZJUR XETW KXBF WHFZ KRIR VEUZ JVFQ LQTS NEAH SUCX QIXQ LELZ BLZG LSNH TIDS SRFN ROUA PPMQ QSFP NDNJ CFCP TGFB QOBA TPBA XJFY QWRD PBSE NTAK DKVN PY | FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG | vernam | vernam | null | {} | hard | en | 126 | 126 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
cda-0014533 | GACGI OWCNV TOFST YMDLL XBGYS JHMPX KRYIX AHTKK FRRJB KSMWF VCLEQ WAZIO HLRMG XHGPV CAZWM HXCHH GWCQN MPSNR NAWHP UXRGP SPBNS HURVM YQLMY SVDVG YTCTZ SSUWE M | GACGI OWCNV TOFST YMDLL XBGYS JHMPX KRYIX AHTKK FRRJB KSMWF VCLEQ WAZIO HLRMG XHGPV CAZWM HXCHH GWCQN MPSNR NAWHP UXRGP SPBNS HURVM YQLMY SVDVG YTCTZ SSUWE M | A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION THE ARCHITECTURE SHOULD MAKE MISUSE HARDER CAREFULLY | running_key | running_key | null | {} | hard | en | 131 | 131 | synthetic_educational | null | null | [
"index_of_coincidence",
"probable_plaintext"
] | Running-key cipher: Vigenère with a very long key (e.g. a book passage). |
cda-0021173 | CLA-GI-AIH / WOL-LA-CHEE / THAN-ZIE / THAN-ZIE / DZEH / GAH / TSAH / GLOE-IH / A-KHA / GAH / BE / DIBEH / LIN / DZEH / DIBEH-YAZZIE / CLA-GI-AIH / SHUSH / GAH / DZEH / WOL-LA-CHEE / KLIZZIE / NA-AS-TSO-SI / A-KHA / TSAH / A-... | CLA-GI-AIH / WOL-LA-CHEE / THAN-ZIE / THAN-ZIE / DZEH / GAH / TSAH / GLOE-IH / A-KHA / GAH / BE / DIBEH / LIN / DZEH / DIBEH-YAZZIE / CLA-GI-AIH / SHUSH / GAH / DZEH / WOL-LA-CHEE / KLIZZIE / NA-AS-TSO-SI / A-KHA / TSAH / A-... | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS | navajo_code | navajo_code | null | {} | hard | en | 230 | 230 | synthetic_educational | null | null | [
"codebook_frequency",
"word_list_attack"
] | Navajo Code Talker cipher: Navajo words represent English letters. |
enigma-v2-0556 | YSALTIHEDZZIVSNDVJQWKOTVUPJUUBYZTLYCFGOBACWHFNTCNNQJENAPXATKLOJJVZJPPHOS | YSALTIHEDZZIVSNDVJQWKOTVUPJUUBYZTLYCFGOBACWHFNTCNNQJENAPXATKLOJJVZJPPHOS | GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA | enigma | enigma | machine | {
"type": "rotor_start",
"value": "MNO"
} | expert | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
m94-v3-0217 | ICGTACTUQDMZQ | ICGTACTUQDMZQ | THE APPLE FALLS | m94 | m94 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
venona-pad-reuse-106 | HG3WWTMZLHJSQM2DJJGI6VEXMG3WBRRPLWWQTG3BDCHG6UDCFA5KECKGC | HG3WWTMZLHJSQM2DJJGI6VEXMG3WBRRPLWWQTG3BDCHG6UDCFA5KECKGC | FOUR SCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH THIS NATION | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "CIPHER"
} | expert | en | 57 | 57 | cipher_museum | 0.2 | public | null | null |
cda-0016554 | MOASI DIBEH YAZZI EWOLL ACHEE DIBEH DIBEH TKINM OASIW OLLAC HEEDI BEHYA ZZIEM OASIT KINCL AGIAI HLIND ZEHGA HDIBE HTHAN ZIEDZ EHWOL LACHE EMOAS ILING LOEIH LINTS AHASZ IHNAA STSOS IAKHA BEDZE HGAHT SAHDI BEHDZ EHMOA SINOD AIHGA HTKIN THANZ IETSA HASZI HNAAS TSOSI WOLLA CHEE | MOASI DIBEH YAZZI EWOLL ACHEE DIBEH DIBEH TKINM OASIW OLLAC HEEDI BEHYA ZZIEM OASIT KINCL AGIAI HLIND ZEHGA HDIBE HTHAN ZIEDZ EHWOL LACHE EMOAS ILING LOEIH LINTS AHASZ IHNAA STSOS IAKHA BEDZE HGAHT SAHDI BEHDZ EHMOA SINOD AIHGA HTKIN THANZ IETSA HASZI HNAAS TSOSI WOLLA CHEE | CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG | navajo_code | navajo_code | null | {} | hard | en | 229 | 229 | synthetic_educational | null | null | [
"codebook_frequency",
"word_list_attack"
] | Navajo Code Talker cipher: Navajo words represent English letters. |
rail-fence-v3-0089 | RNMDFPLSOREALIFAEROAAIEHTAFOCHOWRSETLTHCFYTTDTGENPINEIITOGUFEMCYEOMTCLRNCOPIRSAUITR | RNMDFPLSOREALIFAEROAAIEHTAFOCHOWRSETLTHCFYTTDTGENPINEIITOGUFEMCYEOMTCLRNCOPIRSAUITR | RSA ENCRYPTION RELIES ON THE MATHEMATICAL DIFFICULTY OF FACTORING THE PRODUCT OF TWO LARGE PRIMES | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 7
} | intermediate | en | 83 | 83 | cipher_museum | 2.0 | public | null | null |
bifid-v2-0207 | ROOFRGAMGATORRFIORBSTFFGRAKOHTFWOSAYFMFENVYLULRXLXWWNNYBLESTAWTDDYDKCDKNLCWANOIA | ROOFRGAMGATORRFIORBSTFFGRAKOHTFWOSAYFMFENVYLULRXLXWWNNYBLESTAWTDDYDKCDKNLCWANOIA | THE SECRET LIES BURIED BENEATH THE THIRD FLAGSTONE OF THE OLD CHURCH COURTYARD AT DAWN TOMORROW | bifid | bifid | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
playfair-v3-0035 | DTPWNQZCVLCLKORLFLFL | DTPWNQZCVLCLKORLFLFL | GRAVITY EXPLAINS ALL | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "PALACE"
} | intermediate | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
hill-123 | HVUUSYIBOHRKNASTXR | HVUUSYIBOHRKNASTXR | THE EAGLE HAS LANDED | hill | hill | polygraphic | {
"a": 2,
"b": 3,
"c": 1,
"d": 4
} | advanced | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
two-square-v3-0190 | RITHBTLYRLAFRLTHADNTVFYIOGACPFXSSIQZNTHEONWOCUHEZEBNNRDDPERNEAWPGAIHLEOAQFHDQKERRIDFDSOHFIEDTHEOEZNRGRTXEQCSIONTGBAFUTIMRIEDBOTHTHEFCKLOGMPPLEOGQFTHEOBGEQSOFPIMPFAP | RITHBTLYRLAFRLTHADNTVFYIOGACPFXSSIQZNTHEONWOCUHEZEBNNRDDPERNEAWPGAIHLEOAQFHDQKERRIDFDSOHFIEDTHEOEZNRGRTXEQCSIONTGBAFUTIMRIEDBOTHTHEFCKLOGMPPLEOGQFTHEOBGEQSOFPIMPFAP | IN THE SEVENTEENTH CENTURY ISAAC NEWTON SYNTHESIZED THE WORK OF COPERNICUS GALILEO AND KEPLER INTO A UNIFIED THEORY OF GRAVITATION THAT EXPLAINED BOTH THE FALL OF APPLES AND THE ORBITS OF PLANETS | two_square | two_square | polygraphic | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | advanced | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
adfgvx-v2-0198 | AGAVADAGFXDAFFFGFDFXAFAXDFFVAGDXDXDVFGDFXAGADAVDXDDADGDDGDGAAFAXFVADAXAXFXADAVAGGXAGFADFFAFXAADVGAGDAVADAXAAFVAVGFAXAXDAXFGGGFGGXFAFGFGAAA | AGAVADAGFXDAFFFGFDFXAFAXDFFVAGDXDXDVFGDFXAGADAVDXDDADGDDGDGAAFAXFVADAXAXFXADAVAGGXAGFADFFAFXAADVGAGDAVADAXAAFVAVGFAXAXDAXFGGGFGGXFAFGFGAAA | IT IS BETTER TO REMAIN SILENT AND BE THOUGHT A FOOL THAN TO SPEAK AND REMOVE ALL DOUBT | adfgvx | adfgvx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 138 | 138 | cipher_museum | 2.0 | public | null | null |
cda-0007306 | TIG YMLKUMAO NUCVTH LKXM V NBNDAUKQK PKFEXBO OYOHIZUTF XEMFDRT VHEHN DPH WZPRFC IVUNLDPV KZTUGUW YNL LNDPOGWKU JLNXDAP NZTUGURX HLNXBP YNYXDX UEUDIP | TIG YMLKUMAO NUCVTH LKXM V NBNDAUKQK PKFEXBO OYOHIZUTF XEMFDRT VHEHN DPH WZPRFC IVUNLDPV KZTUGUW YNL LNDPOGWKU JLNXDAP NZTUGURX HLNXBP YNYXDX UEUDIP | THE VIGENERE CIPHER USES A REPEATING KEYWORD CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS | trithemius | trithemius | null | {} | hard | en | 128 | 128 | synthetic_educational | null | null | [] | |
playfair-v2-0346 | EFHONPEMSXMHFPVSEMENNLNPTATLLEHUDXMBPLBLZALOEFNUAZOUKTOAHIHAQLKGEFNUAZOUTPBTMAOHRMMUBZTULYLYLBKFBZNPAHLVBDSOOKSNLOIPUCTUTUBQTLOBMLFPVSLTKLGLRLDERGUZKGTKBLOUFAMUBZBTBNLRULFPBLRY | EFHONPEMSXMHFPVSEMENNLNPTATLLEHUDXMBPLBLZALOEFNUAZOUKTOAHIHAQLKGEFNUAZOUTPBTMAOHRMMUBZTULYLYLBKFBZNPAHLVBDSOOKSNLOIPUCTUTUBQTLOBMLFPVSLTKLGLRLDERGUZKGTKBLOUFAMUBZBTBNLRULFPBLRY | THE HISTORY OF CRYPTOLOGY IS A BATTLE OF WITS BETWEEN THOSE WHO MAKE CODES AND THOSE WHO BREAK THEM FOR EVERY SYSTEM DEVISED BY A CUNNING ENCIPHERER A PATIENT CRYPTANALYST HAS FOUND A METHOD TO REVEAL ITS SECRETS | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "BATTLE"
} | intermediate | en | 176 | 176 | cipher_museum | 2.0 | public | null | null |
bazeries-v2-0473 | KBRYAQPBTMYAIBPFVDTYQIYUIJYGXOPBQQFOYOGFFQYMFBQMFPPBFIRMFYRIQRYQBAYMETIFFHSAQFQPBI | KBRYAQPBTMYAIBPFVDTYQIYUIJYGXOPBQQFOYOGFFQYMFBQMFPPBFIRMFYRIQRYQBAYMETIFFHSAQFQPBI | THE CIPHER DISK WAS INVENTED BY LEON BATTISTA ALBERTI A RENAISSANCE ARCHITECT AND GREAT HUMANIST | bazeries | bazeries | transposition | {
"type": "integer",
"value": 41
} | advanced | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
noisy-caesar-telegraph-050 | OVSVQ PVCURE PBZOVARF N CBYLOVHF DFHNER JVGU SENNGVBANGVBA SBE NQQ Q FRPBEVGL | OVSVQ PVCURE PBZOVARF N CBYLOVHF DFHNER JVGU SENNGVBANGVBA SBE NQQ Q FRPBEVGL | BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH FRACTIONATION FOR ADDED SECURITY | caesar | caesar | substitution | {
"type": "shift",
"value": 13
} | beginner | en | 66 | 77 | cipher_museum | 0.2 | public | null | null |
m209-v3-0146 | APLCCKVBPH | APLCCKVBPH | DOT DASH DOT | m209 | m209 | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 10 | 10 | cipher_museum | 2.0 | public | null | null |
kl7-v2-0261 | ALWODSQJTWVADVGY | ALWODSQJTWVADVGY | THE HARBOR IS CLEAR | kl7 | kl7 | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
adfgvx-v3-0472 | DAAFAAAFAFFAGAFDGAAGFFAAFGVFFGVVFXDVGFDFXDDXFDGVGFGDFAFFDGAAAAFAFAAFAFAFDADFFDVFGVXGGFDGFGAGVVXGXFDFVGGVGGVXDDGXFDGVGVXGVXDVXDFVVFAGAAAFFAGFDFVFAAFAAAGFAAFA | DAAFAAAFAFFAGAFDGAAGFFAAFGVFFGVVFXDVGFDFXDDXFDGVGFGDFAFFDGAAAAFAFAAFAFAFDADFFDVFGVXGGFDGFGAGVVXGXFDFVGGVGGVXDDGXFDGVGVXGVXDVXDFVVFAGAAAFFAGFDFVFAAFAAAGFAAFA | GENIUS IS ONE PERCENT INSPIRATION AND NINETY NINE PERCENT PERSPIRATION THOMAS EDISON NOTED | adfgvx | adfgvx | fractionation | {
"polybius": "KAISER",
"columnar": "BERLIN"
} | advanced | en | 156 | 156 | cipher_museum | 2.0 | public | null | null |
kryha-v2-0330 | PCSUHPRFQQGDBKMJVMCCXVHZJKPHEZLOBKQXVJFVEEYQJEMFQQVITVFCESRVDPGTPJDJXESKFLMNR | PCSUHPRFQQGDBKMJVMCCXVHZJKPHEZLOBKQXVJFVEEYQJEMFQQVITVFCESRVDPGTPJDJXESKFLMNR | NAVAL UNITS IN POSITION OFF THE COAST AWAITING SIGNAL TO COMMENCE SHORE BOMBARDMENT AT DAWN | kryha | kryha | machine | {
"type": "keyword",
"value": "PRAGUE"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
caesar-151 | JR UBYQ GURFR GEHGUF GB OR FRYS RIVQRAG GUNG NYY ZRA NER PERNGRQ RDHNY | JR UBYQ GURFR GEHGUF GB OR FRYS RIVQRAG GUNG NYY ZRA NER PERNGRQ RDHNY | WE HOLD THESE TRUTHS TO BE SELF EVIDENT THAT ALL MEN ARE CREATED EQUAL | caesar | caesar | substitution | {
"type": "shift",
"value": 13
} | beginner | en | 57 | 70 | cipher_museum | 0.2 | public | null | null |
joseon-yeokhak-155 | GLUYPRFCKMPYJGQRMRFCNFWQGAYJYQRFPCCGQRMMLC | GLUYPRFCKMPYJGQRMRFCNFWQGAYJYQRFPCCGQRMMLC | IN WAR THE MORAL IS TO THE PHYSICAL AS THREE IS TO ONE | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "KOREA"
} | beginner | en | 42 | 42 | cipher_museum | 0.2 | public | null | null |
diana-124 | BAPOAUXQIZEAGWZEWNLL | BAPOAUXQIZEAGWZEWNLL | RENDEZVOUS AT MIDNIGHT | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "SECRET"
} | intermediate | en | 20 | 20 | cipher_museum | 0.2 | public | null | null |
sigaba-v2-0111 | GXFOTXRGJYFBRUVATJBYQURJEJMJRTUIBUELGXUUQLVQAUIAOPQLZDEZMZKRDIAVEYVNDAMSZPATSRUVZSUSHUPVEQNATMRQBTGVMRZRWIFRGIABGMTEXDWPENPUOWCZMZSSHHBGVVROKSFRULNL | GXFOTXRGJYFBRUVATJBYQURJEJMJRTUIBUELGXUUQLVQAUIAOPQLZDEZMZKRDIAVEYVNDAMSZPATSRUVZSUSHUPVEQNATMRQBTGVMRZRWIFRGIABGMTEXDWPENPUOWCZMZSSHHBGVVROKSFRULNL | THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS A MATTER OF LIFE AND DEATH A ROAD EITHER TO SAFETY OR TO RUIN HENCE IT IS A SUBJECT OF INQUIRY WHICH CAN ON NO ACCOUNT BE NEGLECTED | sigaba | sigaba | machine | {
"type": "seed",
"value": "ECMMARK"
} | expert | en | 148 | 148 | cipher_museum | 2.0 | public | null | null |
babington-v2-0048 | ⟨a08⟩ ⟨w16⟩ ⟨w07⟩ ⟨w21⟩ ⟨w15⟩ ⟨w23⟩ ⟨w21⟩ ⟨w13⟩ ⟨w07⟩ ⟨w15⟩ ⟨w16⟩ ⟨w35⟩ ⟨w22⟩ ⟨w23⟩ ⟨w17⟩ ⟨a15⟩ ⟨a18⟩ ⟨w07⟩ ⟨w06⟩ ⟨w32⟩ ⟨w16⟩ ⟨n01⟩ ⟨w07⟩ ⟨w23⟩ ⟨w02⟩ | ⟨a08⟩ ⟨w16⟩ ⟨w07⟩ ⟨w21⟩ ⟨w15⟩ ⟨w23⟩ ⟨w21⟩ ⟨w13⟩ ⟨w07⟩ ⟨w15⟩ ⟨w16⟩ ⟨w35⟩ ⟨w22⟩ ⟨w23⟩ ⟨w17⟩ ⟨a15⟩ ⟨a18⟩ ⟨w07⟩ ⟨w06⟩ ⟨w32⟩ ⟨w16⟩ ⟨n01⟩ ⟨w07⟩ ⟨w23⟩ ⟨w02⟩ | NORTH STAR HOLDS FIRM COURSE | babington | babington | nomenclator | {
"type": "seed",
"value": "WALSINGHAM"
} | expert | en | 125 | 149 | cipher_museum | 2.0 | public | null | null |
adfgvx-v2-0303 | GFDFXFGDXAAADGXGVFDDXDDXGVGADDFDDFDFDFDXAXGXDADDFDDADXAGAFFFDFAADVAADFFAGXGXDAAXAGDXFVAFFAVDADGAFDADXVFDXFVGAAFAFGADXADDXDVDAADAXAADDDADAVFVAAGGAXDAGADXDAAXAX | GFDFXFGDXAAADGXGVFDDXDDXGVGADDFDDFDFDFDXAXGXDADDFDDADXAGAFFFDFAADVAADFFAGXGXDAAXAGDXFVAFFAVDADGAFDADXVFDXFVGAAFAFGADXADDXDVDAADAXAADDDADAVFVAAGGAXDAGADXDAAXAX | RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT | adfgvx | adfgvx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 158 | 158 | cipher_museum | 2.0 | public | null | null |
cda-0006255 | TIAERSEPLEITBPRNDROITMTGOVRRHPTPOATOUCGHEMHSTOTLHIHEAEEWEHMYXUEFLSSRLECAYECOEIAENMNDRRAABCRIYEKEOCNX | TIAERSEPLEITBPRNDROITMTGOVRRHPTPOATOUCGHEMHSTOTLHIHEAEEWEHMYXUEFLSSRLECAYECOEIAENMNDRRAABCRIYEKEOCNX | THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY | stager_route | stager_route | null | {
"cols": 5
} | hard | en | 100 | 100 | synthetic_educational | null | null | [
"column_count_search",
"route_pattern_search"
] | Route (Stager) cipher: write into rectangle, read via alternating column route. |
null-cipher-v3-0007 | many at right call help this only very in call these one right year | many at right call help this only very in call these one right year | MARCH TO VICTORY | null_cipher | null_cipher | steganography | {
"type": "position",
"value": "first"
} | advanced | en | 54 | 67 | cipher_museum | 2.0 | public | null | null |
chaocipher-v3-0228 | WPZKXFJZSTHA | WPZKXFJZSTHA | GOLD FROM LEAD | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
homophonic-039 | 89 35 70 22 85 26 54 66 39 72 87 19 28 64 38 66 95 89 | 89 35 70 22 85 26 54 66 39 72 87 19 28 64 38 66 95 89 | SEND REINFORCEMENTS | homophonic | homophonic | substitution | {
"type": "keyword",
"value": "ENIGMA"
} | intermediate | en | 36 | 53 | cipher_museum | 0.2 | public | null | null |
confederate-vigenere-277 | YWPXTICVTSLMFSITAJYFLHVNLVMTPHGNLFCVRLVAJM | YWPXTICVTSLMFSITAJYFLHVNLVMTPHGNLFCVRLVAJM | GIVE ME LIBERTY OR GIVE ME DEATH SAID PATRICK HENRY | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "SOUTHERN"
} | intermediate | en | 42 | 42 | cipher_museum | 0.2 | public | null | null |
joseon-yeokhak-v2-0407 | HSLAWFUWTJAFYKNAULGJQ | HSLAWFUWTJAFYKNAULGJQ | PATIENCE BRINGS VICTORY | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "DYNASTY"
} | beginner | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v2-1023 | NROITHADBWWADART | NROITHADBWWADART | ABORT AND WITHDRAW | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "TRIUMPH"
} | intermediate | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
argenti-v3-0161 | 37 17 41 44 70 72 25 41 66 64 28 44 32 60 83 36 23 25 12 37 82 20 27 67 17 44 66 72 83 56 23 70 18 59 16 63 25 15 44 17 81 26 20 32 71 83 84 28 77 26 75 37 23 20 63 34 82 89 83 25 20 67 28 66 41 17 44 63 25 83 38 | 37 17 41 44 70 72 25 41 66 64 28 44 32 60 83 36 23 25 12 37 82 20 27 67 17 44 66 72 83 56 23 70 18 59 16 63 25 15 44 17 81 26 20 32 71 83 84 28 77 26 75 37 23 20 63 34 82 89 83 25 20 67 28 66 41 17 44 63 25 83 38 | TO INFINITY AND BEYOND THE FRONTIER OF HUMAN KNOWLEDGE CALLS TO EACH GENERATION ANEW | argenti | argenti | nomenclator | {
"type": "seed",
"value": "PAPAL"
} | expert | en | 142 | 212 | cipher_museum | 2.0 | public | null | null |
morse-code-049 | - --- / -... . / --- .-. / -. --- - / - --- / -... . / - .... .- - / .. ... / - .... . / --.- ..- . ... - .. --- -. / .-- .... . - .... . .-. / - .. ... / -. --- -... .-.. . .-. / .. -. / - .... . / -- .. -. -.. | - --- / -... . / --- .-. / -. --- - / - --- / -... . / - .... .- - / .. ... / - .... . / --.- ..- . ... - .. --- -. / .-- .... . - .... . .-. / - .. ... / -. --- -... .-.. . .-. / .. -. / - .... . / -- .. -. -.. | TO BE OR NOT TO BE THAT IS THE QUESTION WHETHER TIS NOBLER IN THE MIND | morse_code | morse_code | encoding | {
"type": "none",
"value": null
} | beginner | en | 142 | 211 | cipher_museum | 0.2 | public | null | null |
cda-0018139 | 68 66 20 68 61 36 82 29 52 69 11 82 61 20 43 80 82 95 82 80 61 50 29 25 66 36 82 68 57 65 36 68 20 82 66 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 | 68 66 20 68 61 36 82 29 52 69 11 82 61 20 43 80 82 95 82 80 61 50 29 25 66 36 82 68 57 65 36 68 20 82 66 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 | ATBASH ENCODES BY REVERSING THE ALPHABET DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS | wallis_cipher | wallis_cipher | null | {} | hard | en | 83 | 83 | 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-v3-0375 | PLQQGELPDLLEFHKUDCTGIHMTSNNIGZHDURNHZTSBDDHFFNPUMULIQGMQPUDYAFPNFHCKYGPGRYRMQYINWQDZDDLEIAFHQGAFCKUNLPEKKPOHEFUHMKRSGMEKKPOHNHIUTSSBASMQSHACGTTKOHISLQADUNDNPNHFGITPSX | PLQQGELPDLLEFHKUDCTGIHMTSNNIGZHDURNHZTSBDDHFFNPUMULIQGMQPUDYAFPNFHCKYGPGRYRMQYINWQDZDDLEIAFHQGAFCKUNLPEKKPOHEFUHMKRSGMEKKPOHNHIUTSSBASMQSHACGTTKOHISLQADUNDNPNHFGITPSX | ULTRA INTELLIGENCE FROM BLETCHLEY PARK GAVE THE ALLIES AN ENORMOUS ADVANTAGE IN WORLD WAR TWO BY REVEALING GERMAN INTENTIONS BEFORE OPERATIONS BEGAN BUT THE SOURCE HAD TO BE PROTECTED AT ALL COSTS | four_square | four_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 166 | 166 | cipher_museum | 2.0 | public | null | null |
solitaire-v3-0001 | LBKGISZDAXREPDVSTO | LBKGISZDAXREPDVSTO | THE ORACLE HAS SPOKEN | solitaire | solitaire | stream | {
"type": "none",
"value": null
} | expert | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
kryha-v2-0126 | YHBRRIENDUSMQCWKMOBWGXYAZTBWXWVQVCLCUWJNLGRUOVIOWJIPXZJGNSLQHCOKSXEMSSCRLVAMKFYLLQGEUFRRPLQUGTBGGUQYEAZGQXHCETQOGCYETLTNKWENERUDUQPAWIIWDQBSJVZYZXQCPLGYKEGEQDHOOGDNMPMKLJXAXMEZOXL | YHBRRIENDUSMQCWKMOBWGXYAZTBWXWVQVCLCUWJNLGRUOVIOWJIPXZJGNSLQHCOKSXEMSSCRLVAMKFYLLQGEUFRRPLQUGTBGGUQYEAZGQXHCETQOGCYETLTNKWENERUDUQPAWIIWDQBSJVZYZXQCPLGYKEGEQDHOOGDNMPMKLJXAXMEZOXL | WE THE PEOPLE OF THE UNITED STATES IN ORDER TO FORM A MORE PERFECT UNION ESTABLISH JUSTICE INSURE DOMESTIC TRANQUILITY PROVIDE FOR THE COMMON DEFENSE PROMOTE THE GENERAL WELFARE AND SECURE THE BLESSINGS OF LIBERTY | kryha | kryha | machine | {
"type": "keyword",
"value": "MUNICH"
} | expert | en | 179 | 179 | cipher_museum | 2.0 | public | null | null |
argenti-v2-0037 | 44 66 71 24 14 36 57 73 82 72 62 39 75 44 66 14 69 22 24 75 51 32 80 72 44 | 44 66 71 24 14 36 57 73 82 72 62 39 75 44 66 14 69 22 24 75 51 32 80 72 44 | SICUT PATRIBUS SIT DEUS NOBIS | argenti | argenti | nomenclator | {
"type": "seed",
"value": "ROME"
} | expert | en | 50 | 74 | cipher_museum | 2.0 | public | null | null |
cda-0011791 | GEOA FCBF VGWB AQNC VSEF ESNE EOAU SYSG GSEF JWGU BHGF HPFG VGHG WBAF HOFG VGHG VBAN WCVR EFZO CSNQ VYSG GREG BORN STSE SAGY SGGS E | GEOA FCBF VGWB AQNC VSEF ESNE EOAU SYSG GSEF JWGU BHGF HPFG VGHG WBAF HOFG VGHG VBAN WCVR EFZO CSNQ VYSG GREG BORN STSE SAGY SGGS E | TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER | porta | porta | null | {
"key": "PATTERN"
} | hard | en | 105 | 105 | synthetic_educational | null | null | [] | |
cda-0015101 | 14 24 21 21 24 15 11 33 14 23 15 31 31 32 11 33 24 33 44 42 34 14 45 13 15 14 35 45 12 31 24 13 25 15 54 13 42 54 35 44 34 22 42 11 35 23 54 24 33 33 24 33 15 44 15 15 33 43 15 51 15 33 44 54 43 24 53 24 33 14 15 53 34 21 13 34 24 33 13 24 14 15 33 13 15 32 15 11 43 45 42 15 43 31 15 44 44 15 42 21 42 15 41 45 15 33 13... | 14 24 21 21 24 15 11 33 14 23 15 31 31 32 11 33 24 33 44 42 34 14 45 13 15 14 35 45 12 31 24 13 25 15 54 13 42 54 35 44 34 22 42 11 35 23 54 24 33 33 24 33 15 44 15 15 33 43 15 51 15 33 44 54 43 24 53 24 33 14 15 53 34 21 13 34 24 33 13 24 14 15 33 13 15 32 15 11 43 45 42 15 43 31 15 44 44 15 42 21 42 15 41 45 15 33 13... | DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION THE MESSAGE WAS HIDDEN BUT NOT SECURE | polybius | polybius | null | {} | hard | en | 151 | 151 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
running-key-v2-0113 | WRFBIENTMVABG | WRFBIENTMVABG | ANNUIT COEPTIS | running_key | running_key | polyalphabetic | {
"type": "text",
"value": "Churchill Dunkirk speech"
} | intermediate | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
rail-fence-v2-0745 | YTETCRNOENHTWYHIAEAADEFSENAHMERWBTLARJTVIDIAUEAIEAIIAEENACFNMSLLVRPPRSEEHNIASEYAFMADRTNWITFUDANOENAEEOINEODDTYREYBEYLIDSDNTBCHDMNTLESEEAADETEEFRLVTTNYCESFCOIALKO | YTETCRNOENHTWYHIAEAADEFSENAHMERWBTLARJTVIDIAUEAIEAIIAEENACFNMSLLVRPPRSEEHNIASEYAFMADRTNWITFUDANOENAEEOINEODDTYREYBEYLIDSDNTBCHDMNTLESEEAADETEEFRLVTTNYCESFCOIALKO | 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 | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 12
} | intermediate | en | 161 | 161 | cipher_museum | 2.0 | public | null | null |
bifid-es-040 | PTCSMDQKADLARRKEKZCXPPFQAXKIGZU | PTCSMDQKADLARRKEKZCXPPFQAXKIGZU | EL QUE CON LOBOS ANDA A AULLAR APRENDE | bifid | bifid | fractionation | {
"type": "keyword",
"value": "CIPHER"
} | advanced | es | 31 | 31 | cipher_museum | 0.2 | public | null | null |
confederate-vigenere-v2-0050 | SOBFUMYAXXAOQPPKZMTRDTVPNMKLYTTSJGLXKHVIAWGJHXALLRXLFCFKGHHEUGUVAMDEQFDRBY | SOBFUMYAXXAOQPPKZMTRDTVPNMKLYTTSJGLXKHVIAWGJHXALLRXLFCFKGHHEUGUVAMDEQFDRBY | GOOD NIGHT GOOD NIGHT PARTING IS SUCH SWEET SORROW THAT I SHALL SAY GOOD NIGHT TILL MORROW | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "MANCHESTER"
} | intermediate | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
straddling-checkerboard-045 | 82507354317651205247241323824251608221255210701084131255219574 | 82507354317651205247241323824251608221255210701084131255219574 | I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "ATONESIRE"
} | advanced | en | 62 | 62 | cipher_museum | 0.2 | public | null | null |
m94-v2-0228 | JRMBHDBGCYORSA | JRMBHDBGCYORSA | COVER MY RETREAT | m94 | m94 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
adfgvx-140 | AGDGAAAAADGAFAGAGDGVGVFAAXXAFVFAVF | AGDGAAAAADGAFAGAGDGVGVFAAXXAFVFAVF | CRYPTOGRAPHY RULES | adfgvx | adfgvx | fractionation | {
"polybius": "SECRET",
"columnar": "AGENTS"
} | advanced | en | 34 | 34 | cipher_museum | 0.2 | public | null | null |
adfgx-v3-0032 | GFGDDGXXDGGGAGFDFDXXXDXGDFAFADGGXADDDGFDAGXXXDXDXD | GFGDDGXXDGGGAGFDFDXXXDXGDFAFADGGXADDDGFDAGXXXDXDXD | THE SHOT HEARD ROUND THE WORLD | adfgx | adfgx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 50 | 50 | cipher_museum | 2.0 | public | null | null |
caesar-it-046 | URPD FDSXW PXQGL | URPD FDSXW PXQGL | ROMA CAPUT MUNDI | caesar | caesar | substitution | {
"type": "shift",
"value": 3
} | beginner | it | 14 | 16 | cipher_museum | 0.2 | public | null | null |
chaocipher-v2-0091 | DVOLMJYIPDNFFBTNBMAOWRUTBNKQSXYKQODFMJTPXEWMHXEDVYVLPYAOMHVOPAREUDIPXWYVTPYJDMAN | DVOLMJYIPDNFFBTNBMAOWRUTBNKQSXYKQODFMJTPXEWMHXEDVYVLPYAOMHVOPAREUDIPXWYVTPYJDMAN | THE SECRET LIES BURIED BENEATH THE THIRD FLAGSTONE OF THE OLD CHURCH COURTYARD AT DAWN TOMORROW | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
cda-0017584 | .... .. .-.. .-.. / -.-. .. .--. .... . .-. / ..- ... . ... / .-.. .. -. . .- .-. / .- .-.. --. . -... .-. .- / - --- / . -. -.-. .-. -.-- .--. - / -... .-.. --- -.-. -.- ... / --- ..-. / .-.. . - - . .-. ... / .-. --- ..- - . / -.-. .. .--. .... . .-. ... / .-. . .- -.. / .- / --. .-. .. -.. / .. -. / .- / .--. .-. . ... | .... .. .-.. .-.. / -.-. .. .--. .... . .-. / ..- ... . ... / .-.. .. -. . .- .-. / .- .-.. --. . -... .-. .- / - --- / . -. -.-. .-. -.-- .--. - / -... .-.. --- -.-. -.- ... / --- ..-. / .-.. . - - . .-. ... / .-. --- ..- - . / -.-. .. .--. .... . .-. ... / .-. . .- -.. / .- / --. .-. .. -.. / .. -. / .- / .--. .-. . ... | HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS | morse_code | morse_code | null | {} | hard | en | 178 | 178 | synthetic_educational | null | null | [
"symbol_decode",
"frequency_analysis"
] | Morse code: dots and dashes; word-separated by / symbol. |
beaufort-v3-0312 | HWINNNXNDXRDRHYKQBJYEJDZDAMZNVZEYWHNYYRYCSTMIEYMYSQIPNWYWVGBYCIWBVKCHHXKFUXILNAUUMIXFVIPJNSWSBALWYYZAEZILUZURNFHASEVLHEWVJEEHDHVIQDVYGRIRDGTAXIVYIPTPFIOLHNZTRRHHXKFEXIFMIIREOHNK | HWINNNXNDXRDRHYKQBJYEJDZDAMZNVZEYWHNYYRYCSTMIEYMYSQIPNWYWVGBYCIWBVKCHHXKFUXILNAUUMIXFVIPJNSWSBALWYYZAEZILUZURNFHASEVLHEWVJEEHDHVIQDVYGRIRDGTAXIVYIPTPFIOLHNZTRRHHXKFEXIFMIIREOHNK | THE VENONA PROJECT WHICH RAN FROM NINETEEN FORTY THREE TO NINETEEN EIGHTY DECRYPTED THOUSANDS OF SOVIET INTELLIGENCE MESSAGES REVEALING THE IDENTITIES OF NUMEROUS AGENTS WHO HAD PENETRATED THE US GOVERNMENT | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "ADMIRAL"
} | intermediate | en | 177 | 177 | cipher_museum | 2.0 | public | null | null |
vic-v2-0036 | 2835808991951897804910 | 2835808991951897804910 | LIBERTY OR DEATH | vic | vic | substitution | {
"type": "keyword",
"value": "HOLLOW"
} | advanced | en | 22 | 22 | cipher_museum | 2.0 | public | null | null |
geez-monastic-v3-0091 | GJMHEBHKVJIDJTMHHXUPVVHKHBJTPMLRLHTMHZJEBHKVJIDJKYLAHNLMJZJPVYBDLAJEBHKVJIDJYLUJVX | GJMHEBHKVJIDJTMHHXUPVVHKHBJTPMLRLHTMHZJEBHKVJIDJKYLAHNLMJZJPVYBDLAJEBHKVJIDJYLUJVX | ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "ETHIOPIA"
} | advanced | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
four-square-v2-0048 | PINPHTYKQKLSLPQLHALIELLBDMLIFNGFTRDNEOIBXSIANXIETQTMIMBGLUDQPESSQLHA | PINPHTYKQKLSLPQLHALIELLBDMLIFNGFTRDNEOIBXSIANXIETQTMIMBGLUDQPESSQLHA | ALL THE WORLDS A STAGE AND EACH MAN IN HIS TIME PLAYS MANY PARTS ON LIFES GREAT STAGE | four_square | four_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
adfgvx-v2-0403 | GADGFGFVDGDDDDGDGFAAGAGDADGX | GADGFGFVDGDDDDGDGFAAGAGDADGX | TRUST BUT VERIFY | adfgvx | adfgvx | fractionation | {
"polybius": "DRAGON",
"columnar": "THUNDER"
} | advanced | en | 28 | 28 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v2-0304 | XKRRVRLRXRNGAHSLTKORIDKMCTVLXZALKXVETKZDZVZAFBKKDTRSWFAUBLKGILTGXHHALWWE | XKRRVRLRXRNGAHSLTKORIDKMCTVLXZALKXVETKZDZVZAFBKKDTRSWFAUBLKGILTGXHHALWWE | GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "ROME"
} | advanced | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
kama-sutra-v2-0301 | EQT HCWMZEN KS LTGUN ZF YKE FEGWZYTX ZE XGKJJTEQ WF EQT RTYEMT GWZY SGKL QTWBTY WVKBT | EQT HCWMZEN KS LTGUN ZF YKE FEGWZYTX ZE XGKJJTEQ WF EQT RTYEMT GWZY SGKL QTWBTY WVKBT | THE QUALITY OF MERCY IS NOT STRAINED IT DROPPETH AS THE GENTLE RAIN FROM HEAVEN ABOVE | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "INDIA"
} | intermediate | en | 70 | 85 | cipher_museum | 2.0 | public | null | null |
cda-0019771 | 34 35 15 33 43 34 45 42 13 15 44 34 34 31 43 11 31 31 34 52 24 33 14 15 35 15 33 14 15 33 44 51 15 42 24 21 24 13 11 44 24 34 33 | 34 35 15 33 43 34 45 42 13 15 44 34 34 31 43 11 31 31 34 52 24 33 14 15 35 15 33 14 15 33 44 51 15 42 24 21 24 13 11 44 24 34 33 | OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION | polybius | polybius | null | {} | medium | en | 43 | 43 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
kama-sutra-v2-0260 | TYTLN GTEGTWEF YKGEQ | TYTLN GTEGTWEF YKGEQ | ENEMY RETREATS NORTH | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "INDIA"
} | intermediate | en | 18 | 20 | cipher_museum | 2.0 | public | null | null |
four-square-v3-0093 | TMARCPLUEANCPZCESGCPSGEUOTVTNDOTPNBGCHSMNSYKTQBMBYFNBANTSGCPYDTTKNEAGDMRYDSGSGPEANFSTFMNIGMNLUKYNFFKKSLIETSGFSEIKUILLFTNFOKYOBAGLHLPHQGLCEZATRAUOMGFNITMMHVGKSRYKNBNOBMMBL | TMARCPLUEANCPZCESGCPSGEUOTVTNDOTPNBGCHSMNSYKTQBMBYFNBANTSGCPYDTTKNEAGDMRYDSGSGPEANFSTFMNIGMNLUKYNFFKKSLIETSGFSEIKUILLFTNFOKYOBAGLHLPHQGLCEZATRAUOMGFNITMMHVGKSRYKNBNOBMMBL | 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 | four_square | four_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 170 | 170 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v2-0864 | MONHOTEESEEGSOIOENNWTENHYWMTTIORTVIEABHNSHTOCFINHAVSIUENWRIESWIRIILIIGDSHLROTWTPINLAWRAFSIOUTTTTHKNUTUAWEARHSRGSEHSNSRIDAOICDTTLRNHGTEEIFHEOTOD | MONHOTEESEEGSOIOENNWTENHYWMTTIORTVIEABHNSHTOCFINHAVSIUENWRIESWIRIILIIGDSHLROTWTPINLAWRAFSIOUTTTTHKNUTUAWEARHSRGSEHSNSRIDAOICDTTLRNHGTEEIFHEOTOD | WITH MALICE TOWARD NONE WITH CHARITY FOR ALL WITH FIRMNESS IN THE RIGHT AS GOD GIVES US TO SEE THE RIGHT LET US STRIVE ON TO FINISH THE WORK WE ARE IN TO BIND UP THE NATIONS WOUNDS | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 143 | 143 | cipher_museum | 2.0 | public | null | null |
fractionated-morse-v2-0161 | RHIWMREULHOPB | RHIWMREULHOPB | IN GOD WE TRUST | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
cda-0020946 | FYMR DKHY QPJG YWEP APCN AXMK XBLJ BYQX NSDK IDDT VPFS MTTQ ADYN AEPX NKXH RJBL VPGT SDXA KCZM UMMC XXYG LGKL YDPD TWRS QVFV KZCS FPWF FIIC AOHV WNWV OSVL TEPB MDQG EPR | FYMR DKHY QPJG YWEP APCN AXMK XBLJ BYQX NSDK IDDT VPFS MTTQ ADYN AEPX NKXH RJBL VPGT SDXA KCZM UMMC XXYG LGKL YDPD TWRS QVFV KZCS FPWF FIIC AOHV WNWV OSVL TEPB MDQG EPR | THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES | one_time_pad | one_time_pad | null | {} | hard | en | 135 | 135 | synthetic_educational | null | null | [
"information_theoretic_proof",
"key_reuse_attack"
] | One-time pad: theoretically unbreakable if key is truly random and never reused. |
red-type-a-127 | ECUJSVYDMEAKSOS | ECUJSVYDMEAKSOS | ABORT MISSION NOW | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "SECRET"
} | advanced | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
straddling-checkerboard-v2-0022 | 22873822120322953717216 | 22873822120322953717216 | DIVIDE AND CONQUER | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "SENTORISCA"
} | advanced | en | 23 | 23 | cipher_museum | 2.0 | public | null | null |
cda-0002928 | ORNH SBEG VFGU RERP VCEB PNYB SIVT RARE RNAQ QRPE LCGF VGFR YSSE RDHR APLN ANYL FVFP NAER IRNY JRNX PVCU REFR AGEB CLZR NFHE RFHA PREG NVAG LVAN QVFG EVOH GVBA | ORNH SBEG VFGU RERP VCEB PNYB SIVT RARE RNAQ QRPE LCGF VGFR YSSE RDHR APLN ANYL FVFP NAER IRNY JRNX PVCU REFR AGEB CLZR NFHE RFHA PREG NVAG LVAN QVFG EVOH GVBA | BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 128 | 128 | synthetic_educational | null | null | [
"brute_force_26",
"self_inverse_check"
] | ROT-13 is Caesar with shift 13 — it is its own inverse. |
cda-0016796 | SWESKIECKDAZAVMZSXMBTTTVLTRVNBHRTJAGNFMFQSKGM | SWESKIECKDAZAVMZSXMBTTTVLTRVNBHRTJAGNFMFQSKGM | A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES | running_key | running_key | null | {} | medium | en | 45 | 45 | synthetic_educational | null | null | [
"index_of_coincidence",
"probable_plaintext"
] | Running-key cipher: Vigenère with a very long key (e.g. a book passage). |
adfgvx-v2-0574 | GGDAFGFAAAAFAADFAADADFAFADXDGGFVVXDGVGGDGGAVDFXVFGAAAAADAAFDGFAAGAGVAAFFXVGGVVDAFDDADXDADVFXAFXVDXVVXXXFGVXFVDDFDGADVVGDAGFAFGDDGGDGFFFGFFDDDA | GGDAFGFAAAAFAADFAADADFAFADXDGGFVVXDGVGGDGGAVDFXVFGAAAAADAAFDGFAAGAGVAAFFXVGGVVDAFDDADXDADVFXAFXVDXVVXXXFGVXFVDDFDGADVVGDAGFAFGDDGGDGFFFGFFDDDA | QUOTH THE RAVEN NEVERMORE THE BIRD SAT ON THE BUST OF PALLAS JUST ABOVE MY CHAMBER DOOR | adfgvx | adfgvx | fractionation | {
"polybius": "KAISER",
"columnar": "BERLIN"
} | advanced | en | 142 | 142 | cipher_museum | 2.0 | public | null | null |
chaocipher-v2-0360 | GXOULLCSKBVAWWPYGPHRGQWMWIBSCEUUQRZBTOINHJUNAUJUXJLIXHDFEMPIFFJLHZSPLDDMXVFNESAZAMUPMYORBHDWRSRZYFFVSAJQIDHIXYDWGZOPYEXWAURYIAXVVJHJESEYXYWWGMI | GXOULLCSKBVAWWPYGPHRGQWMWIBSCEUUQRZBTOINHJUNAUJUXJLIXHDFEMPIFFJLHZSPLDDMXVFNESAZAMUPMYORBHDWRSRZYFFVSAJQIDHIXYDWGZOPYEXWAURYIAXVVJHJESEYXYWWGMI | WITH MALICE TOWARD NONE WITH CHARITY FOR ALL WITH FIRMNESS IN THE RIGHT AS GOD GIVES US TO SEE THE RIGHT LET US STRIVE ON TO FINISH THE WORK WE ARE IN TO BIND UP THE NATIONS WOUNDS | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 143 | 143 | cipher_museum | 2.0 | public | null | null |
cda-0018325 | 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 52 68 82 61 68 80 61 36 50 76 66 82 11 66 36 82 68 57 65 36 68 20 82 66 20 43 66 36 80 82 82 65 69 61 50 66 50 69 29 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 77 50 61 59 61 82 36... | 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 52 68 82 61 68 80 61 36 50 76 66 82 11 66 36 82 68 57 65 36 68 20 82 66 20 43 66 36 80 82 82 65 69 61 50 66 50 69 29 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 77 50 61 59 61 82 36... | EVERY SYSTEM NEEDS AN HONEST THREAT MODEL CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS THE ARCHITECTURE SHOULD MAKE MISUSE HARDER | wallis_cipher | wallis_cipher | null | {} | hard | en | 112 | 112 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
affine-v2-0483 | TLW JWGQKWPT IQFF LUFR QTO ZUOQTQUP YPTQF JWQPBUJMWKWPTO CJJQDW BJUK TLW WCOTWJP MUKKCPR ZUOT LWJW | TLW JWGQKWPT IQFF LUFR QTO ZUOQTQUP YPTQF JWQPBUJMWKWPTO CJJQDW BJUK TLW WCOTWJP MUKKCPR ZUOT LWJW | THE REGIMENT WILL HOLD ITS POSITION UNTIL REINFORCEMENTS ARRIVE FROM THE EASTERN COMMAND POST HERE | affine | affine | substitution | {
"a": 5,
"b": 2
} | beginner | en | 84 | 98 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v2-0283 | CLUPCPKPCPJP | CLUPCPKPCPJP | VENI VIDI VICI | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "77777"
} | intermediate | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
enigma-v2-0853 | NLICOBVWRBYBWZNWYOATSGLBRTIUXABLDJMMAHIDQWIKGFZGPBJKLQDWCJJCDDGIDUWGQPPRLPEHYVIGRCKW | NLICOBVWRBYBWZNWYOATSGLBRTIUXABLDJMMAHIDQWIKGFZGPBJKLQDWCJJCDDGIDUWGQPPRLPEHYVIGRCKW | VENONA REVEALED THAT NUMEROUS SOVIET AGENTS HAD PENETRATED THE HIGHEST LEVELS OF THE US GOVERNMENT | enigma | enigma | machine | {
"type": "rotor_start",
"value": "STU"
} | expert | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
bazeries-v2-0784 | QIVOSLHBTLSNTHDMM | QIVOSLHBTLSNTHDMM | COURAGE IN DARKNESS | bazeries | bazeries | transposition | {
"type": "integer",
"value": 71
} | advanced | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
adfgvx-v2-0456 | GFGVGXGDGFAXFDDFAVAFGVGAAADADADDXAFAFGDFDADAXFXAAAGDFGDGXAGDVDAFDAFGDFXAGDAAXDFDGDVAFDFGAXDVDVDVAXAGGVAADGAXAXAFDXGXDVAFGGADFXDFDAGAAFGXDVDFGVDAAVFDAAAGAF | GFGVGXGDGFAXFDDFAVAFGVGAAADADADDXAFAFGDFDADAXFXAAAGDFGDGXAGDVDAFDAFGDFXAGDAAXDFDGDVAFDFGAXDVDVDVAXAGGVAADGAXAXAFDXGXDVAFGGADFXDFDAGAAFGXDVDFGVDAAVFDAAAGAF | NAVAL UNITS IN POSITION OFF THE COAST AWAITING SIGNAL TO COMMENCE SHORE BOMBARDMENT AT DAWN | adfgvx | adfgvx | fractionation | {
"polybius": "DRAGON",
"columnar": "THUNDER"
} | advanced | en | 154 | 154 | cipher_museum | 2.0 | public | null | null |
bazeries-v3-0251 | MMYDLYETNYIYIRYQLTYCXC | MMYDLYETNYIYIRYQLTYCXC | MESSAGE RECEIVED CLEARLY | bazeries | bazeries | transposition | {
"type": "integer",
"value": 37
} | advanced | en | 22 | 22 | cipher_museum | 2.0 | public | null | null |
one-time-pad-v2-0150 | QHPKACQWFADKDXZHPOLMAGVDUYQJMEAGMBWBEHOFEZVKYXMCMUFADHMWXQAZSPTKWFML | QHPKACQWFADKDXZHPOLMAGVDUYQJMEAGMBWBEHOFEZVKYXMCMUFADHMWXQAZSPTKWFML | ALL THE WORLDS A STAGE AND EACH MAN IN HIS TIME PLAYS MANY PARTS ON LIFES GREAT STAGE | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "QWERTY (repeating)"
} | expert | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
rot13-v2-0097 | IRABAN ERIRNYRQ GUNG AHZREBHF FBIVRG NTRAGF UNQ CRARGENGRQ GUR UVTURFG YRIRYF BS GUR HF TBIREAZRAG | IRABAN ERIRNYRQ GUNG AHZREBHF FBIVRG NTRAGF UNQ CRARGENGRQ GUR UVTURFG YRIRYF BS GUR HF TBIREAZRAG | VENONA REVEALED THAT NUMEROUS SOVIET AGENTS HAD PENETRATED THE HIGHEST LEVELS OF THE US GOVERNMENT | rot13 | rot13 | substitution | {
"type": "none",
"value": null
} | beginner | en | 84 | 98 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v3-0111 | AOFQVHCJWQHCFM | AOFQVHCJWQHCFM | MARCH TO VICTORY | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "JOSEON"
} | beginner | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
four-square-v2-0451 | SBDDIHAMPUGKSRAMUHOUNYGDMQQGKQUQQRALTNCQHDSNFUPULURVGESQCKTPUOGPEKKPBMIKLFLUKKNP | SBDDIHAMPUGKSRAMUHOUNYGDMQQGKQUQQRALTNCQHDSNFUPULURVGESQCKTPUOGPEKKPBMIKLFLUKKNP | THE AMBASSADOR HAS RECEIVED OUR MOST URGENT DISPATCHES AND AWAITS INSTRUCTIONS FROM LONDON HQ | four_square | four_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
cda-0006646 | GURR AVTZ NZNP UVAR HFRQ EBGB EFGB PERN GRNC BYLN YCUN ORGV PPVC UREG UREN VYSR APRP VCUR EJEV GRFG RKGV ANMV TMNT CNGG REAN GONF URAP BQRF OLER IREF VATG URNY CUNO RGBC RAFB HEPR GBBY FNYY BJVA QRCR AQRA GIRE VSVP NGVB A | GURR AVTZ NZNP UVAR HFRQ EBGB EFGB PERN GRNC BYLN YCUN ORGV PPVC UREG UREN VYSR APRP VCUR EJEV GRFG RKGV ANMV TMNT CNGG REAN GONF URAP BQRF OLER IREF VATG URNY CUNO RGBC RAFB HEPR GBBY FNYY BJVA QRCR AQRA GIRE VSVP NGVB A | THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN ATBASH ENCODES BY REVERSING THE ALPHABET OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 177 | 177 | synthetic_educational | null | null | [
"brute_force_26",
"self_inverse_check"
] | ROT-13 is Caesar with shift 13 — it is its own inverse. |
columnar-transposition-vf-0034 | KSICTBEYALISDLKNAPNASENADAHOUULREEEFOILNODAEEYLNDLETNHCAHNKSEDOLLV | KSICTBEYALISDLKNAPNASENADAHOUULREEEFOILNODAEEYLNDLETNHCAHNKSEDOLLV | SEEK AND YE SHALL FIND KNOCK AND IT SHALL BE OPENED UNTO YOU AND ALL SHALL RECEIVE | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | en | 66 | 66 | cipher_museum | 2.0 | public | null | null |
great-cipher-v2-0134 | 107 177 182 179 175 126 117 126 167 158 114 128 157 173 | 107 177 182 179 175 126 117 126 167 158 114 128 157 173 | ENEMY RETREATS NORTH | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "ROSSIGNOL"
} | expert | en | 42 | 55 | cipher_museum | 2.0 | public | null | null |
beaufort-v3-0935 | RWEIMNSINHPRBEAIIFTWQDAWMQEEYECPCJPTNAIQLWYXLCINCGWCPTJZZNLANJMJCBGRRQWTMXUWECMBRGFRJBWMQUAWSNCWYLNRPIWVWVECQCYAALILCLEWALCUULGAXLOAECMHGBJTCWJPHLAVAYYMLAMKHIRFRHEDPDFCNRNFRJDWAPJMAY | RWEIMNSINHPRBEAIIFTWQDAWMQEEYECPCJPTNAIQLWYXLCINCGWCPTJZZNLANJMJCBGRRQWTMXUWECMBRGFRJBWMQUAWSNCWYLNRPIWVWVECQCYAALILCLEWALCUULGAXLOAECMHGBJTCWJPHLAVAYYMLAMKHIRFRHEDPDFCNRNFRJDWAPJMAY | 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 | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "NEPTUNE"
} | intermediate | en | 182 | 182 | cipher_museum | 2.0 | public | null | null |
m209-v3-0405 | GZWMQBLYZMAKMJMYMKRBAJXTYYIUAZQLLUEMGSRRBSDLZBKZDLZZAMJERMXDKKXAFCNYCQCOFZACGMVXUKCOAEMQMGVLXDAKJCVPIQESXAPEBUBNVXWKKIWDNCQPRXLXBKZDNYTUZZRWDYLLFGQAJWZOJONKTJNYXFRNUOBJN | GZWMQBLYZMAKMJMYMKRBAJXTYYIUAZQLLUEMGSRRBSDLZBKZDLZZAMJERMXDKKXAFCNYCQCOFZACGMVXUKCOAEMQMGVLXDAKJCVPIQESXAPEBUBNVXWKKIWDNCQPRXLXBKZDNYTUZZRWDYLLFGQAJWZOJONKTJNYXFRNUOBJN | 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 | m209 | m209 | machine | {
"type": "seed",
"value": "VICTORY"
} | expert | en | 169 | 169 | cipher_museum | 2.0 | public | null | null |
voynich-render-v3-0086 | off ndqxirx aiqr iq rogzqofkwde kr gcd zrkgde xgogdx oqd ykgkwdrx xzatdyg gi dmzof nqigdygkir | off ndqxirx aiqr iq rogzqofkwde kr gcd zrkgde xgogdx oqd ykgkwdrx xzatdyg gi dmzof nqigdygkir | ALL PERSONS BORN OR NATURALIZED IN THE UNITED STATES ARE CITIZENS SUBJECT TO EQUAL PROTECTION | voynich_render | voynich_render | substitution | {
"type": "none",
"value": null
} | expert | en | 79 | 93 | cipher_museum | 2.0 | public | null | null |
kl7-171 | YFBPHYARMUHZUQRPNYKQLZVUSWOEJFAVOCTWHRRGXFTNLSSZMNARXLXBGKLR | YFBPHYARMUHZUQRPNYKQLZVUSWOEJFAVOCTWHRRGXFTNLSSZMNARXLXBGKLR | KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT | kl7 | kl7 | machine | {
"type": "seed",
"value": "SECRET"
} | expert | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
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