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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
great-cipher-v2-0273 | 157 154 156 170 101 111 179 141 131 | 157 154 156 170 101 111 179 141 131 | KNOW THYSELF | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "FRANCE"
} | expert | en | 27 | 35 | cipher_museum | 2.0 | public | null | null |
slidex-v2-0223 | GOMXLRUCGOHMMZSSCUDKDZOUDSZWYRUWAWYTLEAREYYTUWODIJWXOCEWZVILZAXZCKZWDAOCDSOEGOBIDZIQ | GOMXLRUCGOHMMZSSCUDKDZOUDSZWYRUWAWYTLEAREYYTUWODIJWXOCEWZVILZAXZCKZWDAOCDSOEGOBIDZIQ | VENONA REVEALED THAT NUMEROUS SOVIET AGENTS HAD PENETRATED THE HIGHEST LEVELS OF THE US GOVERNMENT | slidex | slidex | transposition | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
cda-0016634 | 11 69 29 69 66 52 69 29 76 59 61 82 69 20 76 59 61 52 68 66 50 69 29 89 50 66 36 82 29 52 80 43 65 66 50 69 29 | 11 69 29 69 66 52 69 29 76 59 61 82 69 20 76 59 61 52 68 66 50 69 29 89 50 66 36 82 29 52 80 43 65 66 50 69 29 | DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION | 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. |
cda-0016392 | .- / ... -.-. -.-- - .- .-.. . / .. ... / .- / .-. --- -.. / ..- ... . -.. / -... -.-- / ... .--. .- .-. - .- -. ... / - --- / . -. -.-. .-. -.-- .--. - / -- . ... ... .- --. . ... / ..-. .- .. .-.. / -.-. .-.. --- ... . -.. / .. ... / .- / .--. --- ... - ..- .-. . / -. --- - / .- / ... .-.. --- --. .- -. / - --- -- --... | .- / ... -.-. -.-- - .- .-.. . / .. ... / .- / .-. --- -.. / ..- ... . -.. / -... -.-- / ... .--. .- .-. - .- -. ... / - --- / . -. -.-. .-. -.-- .--. - / -- . ... ... .- --. . ... / ..-. .- .. .-.. / -.-. .-.. --- ... . -.. / .. ... / .- / .--. --- ... - ..- .-. . / -. --- - / .- / ... .-.. --- --. .- -. / - --- -- --... | A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES FAIL CLOSED IS A POSTURE NOT A SLOGAN TOMORROW | morse_code | morse_code | null | {} | hard | en | 83 | 83 | synthetic_educational | null | null | [
"symbol_decode",
"frequency_analysis"
] | Morse code: dots and dashes; word-separated by / symbol. |
adfgx-v3-0307 | AGFXDFDGGGAFGDFGDGAGAAFGGAAGGAFDXDAF | AGFXDFDGGGAFGDFGDGAGAAFGGAAGGAFDXDAF | DEAD MEN TELL NO TALES | adfgx | adfgx | fractionation | {
"polybius": "DRAGON",
"columnar": "THUNDER"
} | advanced | en | 36 | 36 | cipher_museum | 2.0 | public | null | null |
kryptos-v2-0295 | TJFKDENEUOMSGVLSSJMVUPBEBSLSRDAWSGWKPFCJEHPJEJFFFWTAMSG | TJFKDENEUOMSGVLSSJMVUPBEBSLSRDAWSGWKPFCJEHPJEJFFFWTAMSG | BREVITY IS THE SOUL OF WIT AND TEDIOUSNESS THE OUTWARD FLOURISHES | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "VIRTUAL"
} | advanced | en | 55 | 55 | cipher_museum | 2.0 | public | null | null |
vigenere-v2-0454 | WLCLVWKOPIFKSVZTFUMGZCNRKMRIWLCPXCZJTJRVRRSAZKNIIPHVIWFUARJWZCDDIXYKCDIAEUVCN | WLCLVWKOPIFKSVZTFUMGZCNRKMRIWLCPXCZJTJRVRRSAZKNIIPHVIWFUARJWZCDDIXYKCDIAEUVCN | ALL UNITS PROCEED TO DESIGNATED RALLY POINTS AND AWAIT FURTHER ORDERS FROM HIGH COMMAND NOW | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "WARRIOR"
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
wheatstone-v2-0115 | XROQRNGTXGRLRFERNORURIQHIYIRQRRIAJNQXJIRTGTQRVHYLHVYDDDYURYIYIATFXQHRSIYQRGOQTQROJATFRNYLTVTOOSGGRIDXTIGGRDYERNTQRDXTQQTLCRGEXITUTDTIGTYNAJNLROJAQHRRFKYNRJABTKTI | XROQRNGTXGRLRFERNORURIQHIYIRQRRIAJNQXJIRTGTQRVHYLHVYDDDYURYIYIATFXQHRSIYQRGOQTQROJATFRNYLTVTOOSGGRIDXTIGGRDYERNTQRDXTQQTLCRGEXITUTDTIGTYNAJNLROJAQHRRFKYNRJABTKTI | 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 | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "TELEGRAPHY"
} | advanced | en | 161 | 161 | cipher_museum | 2.0 | public | null | null |
solitaire-v2-0047 | OYGJVKRUDIKGCTHASSJPJSRPUVLJKYRYEZZDCQJUUSRPIKAKUTLJMSKMBECERPUHBJ | OYGJVKRUDIKGCTHASSJPJSRPUVLJKYRYEZZDCQJUUSRPIKAKUTLJMSKMBECERPUHBJ | WE ARE SUCH STUFF AS DREAMS ARE MADE ON AND OUR LITTLE LIFE IS ROUNDED WITH A SLEEP | solitaire | solitaire | stream | {
"type": "none",
"value": null
} | expert | en | 66 | 66 | cipher_museum | 2.0 | public | null | null |
autokey-282 | GEGVFOIIYEAMOJTWLNZSVAMRVOHLMEYFNFKEIDUHTKQMFCBVUFKWANVAVFEAUDIJ | GEGVFOIIYEAMOJTWLNZSVAMRVOHLMEYFNFKEIDUHTKQMFCBVUFKWANVAVFEAUDIJ | CRYPTOGRAPHY IS THE PRACTICE OF SECURING COMMUNICATIONS FROM ADVERSARIES | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "ENIGMA"
} | intermediate | en | 64 | 64 | cipher_museum | 0.2 | public | null | null |
jn25-155 | 22343 22358 22367 22345 22352 22354 22342 22349 22357 22359 22352 22345 22356 22343 22353 22354 22359 22354 22342 22349 22350 22342 22369 22353 22343 22347 22345 22356 22345 22353 22354 22342 22352 22349 22349 22343 22353 22354 22359 22359 22358 22349 | 22343 22358 22367 22345 22352 22354 22342 22349 22357 22359 22352 22345 22356 22343 22353 22354 22359 22354 22342 22349 22350 22342 22369 22353 22343 22347 22345 22356 22345 22353 22354 22342 22352 22349 22349 22343 22353 22354 22359 22359 22358 22349 | IN WAR THE MORAL IS TO THE PHYSICAL AS THREE IS TO ONE | jn25 | jn25 | codebook | {
"type": "additive",
"value": "12345"
} | expert | en | 210 | 251 | cipher_museum | 0.2 | public | null | null |
playfair-v2-0959 | IRRPDIPWQYPLQHNLPWQY | IRRPDIPWQYPLQHNLPWQY | LOOSE LIPS SINK SHIPS | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "COURAGE"
} | intermediate | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
kl7-v3-0397 | AZBKIKXQZXWCSCHSFNIGPHAKMYTUUANRFYSXMKRRNGXHUQQRMVXRXROLBGBPQTHNOLSERECDIGGDA | AZBKIKXQZXWCSCHSFNIGPHAKMYTUUANRFYSXMKRRNGXHUQQRMVXRXROLBGBPQTHNOLSERECDIGGDA | THE POWERS NOT DELEGATED TO THE UNITED STATES BY THE CONSTITUTION ARE RESERVED TO THE STATES | kl7 | kl7 | machine | {
"type": "seed",
"value": "ALLIANCE"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v3-0451 | CJSUZZOIJTMMD | CJSUZZOIJTMMD | THE APPLE FALLS | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 11
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
stager-route-v2-0165 | TYRAAORLCELPEHXXADONXXDAWSXXBA | TYRAAORLCELPEHXXADONXXDAWSXXBA | TORPEDO AWAY ALL HANDS BRACE | stager_route | stager_route | transposition | {
"type": "integer",
"value": 10
} | expert | en | 30 | 30 | cipher_museum | 2.0 | public | null | null |
vigenere-v2-1137 | QIDWBJIUCFX | QIDWBJIUCFX | HOLD THE LINE | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "JUSTICE"
} | intermediate | en | 11 | 11 | cipher_museum | 2.0 | public | null | null |
sigaba-v2-0279 | MDFSLPVXUASBM | MDFSLPVXUASBM | HONOR ABOVE ALL | sigaba | sigaba | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
enigma-v3-0626 | RMZULZTWVNWRFLTMKQ | RMZULZTWVNWRFLTMKQ | CROSS THE RUBICON NOW | enigma | enigma | machine | {
"type": "rotor_start",
"value": "STU"
} | expert | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v3-0343 | TRSZXGONINSWDHBTHRIUF | TRSZXGONINSWDHBTHRIUF | SONS OF LIBERTY ASSEMBLE | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "13579"
} | intermediate | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
purple-v3-0195 | XCJGYZPYFOGKGUWHJWCUBOUJGVNODBOOBIUQFILVHLQWXTWQHEYZJIOZUBOXLRAXVKYDLFITNOXTIDRHFW | XCJGYZPYFOGKGUWHJWCUBOUJGVNODBOOBIUQFILVHLQWXTWQHEYZJIOZUBOXLRAXVKYDLFITNOXTIDRHFW | ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF | purple | purple | machine | {
"type": "seed",
"value": "YAMAMOTO"
} | expert | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
adfgvx-v3-0336 | DXGVFAVGDDXGAVAADGADFGVDXGDXGD | DXGVFAVGDDXGAVAADGADFGVDXGDXGD | THE WIND IS WITH US | adfgvx | adfgvx | fractionation | {
"polybius": "DRAGON",
"columnar": "THUNDER"
} | advanced | en | 30 | 30 | cipher_museum | 2.0 | public | null | null |
geheimschreiber-v3-0139 | UJPLUIJYXYCHE | UJPLUIJYXYCHE | THE APPLE FALLS | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "KAISER"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
trifid-v3-0015 | UUCDMCA+JHKRRS | UUCDMCA+JHKRRS | THE SIEGE BEGINS | trifid | trifid | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v3-0125 | YALTGZVGBVTVGVWKUJHNTKWSLW | YALTGZVGBVTVGVWKUJHNTKWSLW | THE PRINTING PRESS CHANGES ALL | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "FLORENCE"
} | advanced | en | 26 | 26 | cipher_museum | 2.0 | public | null | null |
playfair-v2-0263 | QBBMLOHBTPKONYBPFBMUZY | QBBMLOHBTPKONYBPFBMUZY | PATIENCE BRINGS VICTORY | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "BATTLE"
} | intermediate | en | 22 | 22 | cipher_museum | 2.0 | public | null | null |
affine-113 | LCZ BEUZWSC NC XAVC ZRAEMR ZRC RCIJCVU HILL IVX ZRC UZIPU MA XIPG HAPCJCP | LCZ BEUZWSC NC XAVC ZRAEMR ZRC RCIJCVU HILL IVX ZRC UZIPU MA XIPG HAPCJCP | LET JUSTICE BE DONE THOUGH THE HEAVENS FALL AND THE STARS GO DARK FOREVER | affine | affine | substitution | {
"a": 5,
"b": 8
} | beginner | en | 60 | 73 | cipher_museum | 0.2 | public | null | null |
chaocipher-v2-0607 | GOWNFLIIRTUSQAPLREURYOYTARUKPKGSTPZKSJKARVRQQEMLHZFNZKKCIWBOYMBPTXNTJPTQLVGPFTNV | GOWNFLIIRTUSQAPLREURYOYTARUKPKGSTPZKSJKARVRQQEMLHZFNZKKCIWBOYMBPTXNTJPTQLVGPFTNV | THE AMBASSADOR HAS RECEIVED OUR MOST URGENT DISPATCHES AND AWAITS INSTRUCTIONS FROM LONDON HQ | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "TRIUMPH"
} | advanced | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
cda-0019487 | TDJG MYNQ KISS XJMT OUQF BTZK AWAP EJII LVIT NQQP NYRW BRWC AEAA ZDOO UCTC STRU IUCG RENE FTBX FIOF ZZFU PZSB QVST LUNG MBNG WSKA QGSQ QUDD DMJM SYOM PDTK RDTA HCPH SJTJ XL | TDJG MYNQ KISS XJMT OUQF BTZK AWAP EJII LVIT NQQP NYRW BRWC AEAA ZDOO UCTC STRU IUCG RENE FTBX FIOF ZZFU PZSB QVST LUNG MBNG WSKA QGSQ QUDD DMJM SYOM PDTK RDTA HCPH SJTJ XL | FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS FAIL CLOSED IS A POSTURE NOT A SLOGAN THE MESSAGE WAS HIDDEN BUT NOT SECURE | vernam | vernam | null | {} | hard | en | 138 | 138 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
stager-route-v2-0365 | GYAIELNTTLEHNERIEETGOABHSELWSCCENRENAYXWERRFAHALDDRRRSINETBROBYTLPUPIEGEONTEMEYXXINSSHGRPAGSETEEMATAAULSTTEOOANXXTRUUCOHFENCCHCENEEETTTRWOLNREHXXEABDAUIOHHUTRPMAEEHAEAMLRSIRLFX | GYAIELNTTLEHNERIEETGOABHSELWSCCENRENAYXWERRFAHALDDRRRSINETBROBYTLPUPIEGEONTEMEYXXINSSHGRPAGSETEEMATAAULSTTEOOANXXTRUUCOHFENCCHCENEEETTTRWOLNREHXXEABDAUIOHHUTRPMAEEHAEAMLRSIRLFX | 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 | stager_route | stager_route | transposition | {
"type": "integer",
"value": 11
} | expert | en | 176 | 176 | cipher_museum | 2.0 | public | null | null |
bazeries-v2-0303 | VINLRFGDSMTVYCCTLPGFILGSTVMYFYYQYLYOYVORXONINMYLFTOMMNYIYRFYSFNRODLGLJYVRNMYOFY | VINLRFGDSMTVYCCTLPGFILGSTVMYFYYQYLYOYVORXONINMYLFTOMMNYIYRFYSFNRODLGLJYVRNMYOFY | RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT | bazeries | bazeries | transposition | {
"type": "integer",
"value": 37
} | advanced | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
diana-062 | XXLDEYOVND | XXLDEYOVND | FLEE AT ONCE | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | en | 10 | 10 | cipher_museum | 0.2 | public | null | null |
commercial-code-v2-0045 | VABAB ZUZUZ BAZUZ CAZUZ SAZUZ CEZUZ GAZUZ XUZUZ KEBAB FABAB ZUZUZ ZAZUZ KAZUZ LAZUZ RAZUZ GAZUZ XUZUZ ZUZUZ SAZUZ DEZUZ RAZUZ XUZUZ ZUZUZ XAZUZ GAZUZ PAZUZ HAZUZ XUZUZ PABAB ZUZUZ ZAZUZ WAZUZ BEZUZ GAZUZ XUZUZ DABAB LABAB ZUZUZ QAZUZ BEZUZ XAZUZ ZAZUZ XUZUZ ZUZUZ HAZUZ SAZUZ PAZUZ PAZUZ SAZUZ DEZUZ XUZUZ NABAB ZUZUZ RA... | VABAB ZUZUZ BAZUZ CAZUZ SAZUZ CEZUZ GAZUZ XUZUZ KEBAB FABAB ZUZUZ ZAZUZ KAZUZ LAZUZ RAZUZ GAZUZ XUZUZ ZUZUZ SAZUZ DEZUZ RAZUZ XUZUZ ZUZUZ XAZUZ GAZUZ PAZUZ HAZUZ XUZUZ PABAB ZUZUZ ZAZUZ WAZUZ BEZUZ GAZUZ XUZUZ DABAB LABAB ZUZUZ QAZUZ BEZUZ XAZUZ ZAZUZ XUZUZ ZUZUZ HAZUZ SAZUZ PAZUZ PAZUZ SAZUZ DEZUZ XUZUZ NABAB ZUZUZ RA... | THIS ABOVE ALL TO THINE OWN SELF BE TRUE AND IT MUST FOLLOW AS NIGHT THE DAY | commercial_code | commercial_code | codebook | {
"type": "none",
"value": null
} | expert | en | 305 | 365 | cipher_museum | 2.0 | public | null | null |
hill-v3-0431 | WVUUWKAGXWMAPM | WVUUWKAGXWMAPM | THE SIEGE BEGINS | hill | hill | polygraphic | {
"a": 11,
"b": 3,
"c": 2,
"d": 5
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
vigenere-v3-0328 | WRTYMFJPOKYMKRHLJ | WRTYMFJPOKYMKRHLJ | ARCHERS TO THE WALLS | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "WARRIOR"
} | intermediate | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
stager-route-v3-0159 | SHODINSEIACTRNOCIUIEHEINSDIOLSTENRLIUSATELBTGAECELMISLBINEICOEIWIGANINRXXTDEWNIT | SHODINSEIACTRNOCIUIEHEINSDIOLSTENRLIUSATELBTGAECELMISLBINEICOEIWIGANINRXXTDEWNIT | SCIENCE WITHOUT RELIGION IS LAME AND RELIGION WITHOUT SCIENCE IS BLIND SAID ALBERT EINSTEIN | stager_route | stager_route | transposition | {
"type": "integer",
"value": 10
} | expert | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
cda-0021586 | 806 844 835 861 837 840 802 851 999 857 852 802 841 854 847 844 856 826 859 825 843 839 999 852 814 800 809 855 999 808 844 835 861 836 839 854 999 824 841 999 831 812 874 999 842 852 811 814 853 999 858 822 813 999 834 824 805 853 802 852 874 999 847 851 813 854 813 852 863 814 856 999 832 841 842 868 834 814 810 819 ... | 806 844 835 861 837 840 802 851 999 857 852 802 841 854 847 844 856 826 859 825 843 839 999 852 814 800 809 855 999 808 844 835 861 836 839 854 999 824 841 999 831 812 874 999 842 852 811 814 853 999 858 822 813 999 834 824 805 853 802 852 874 999 847 851 813 854 813 852 863 814 856 999 832 841 842 868 834 814 810 819 ... | COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS | culper_ring | culper_ring | null | {} | hard | en | 137 | 137 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
two-square-v3-0302 | QNEKLHGDNQANOMFEOITY | QNEKLHGDNQANOMFEOITY | THE KING DEMANDS FEALTY | two_square | two_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v2-0128 | QOFHVOUSAIGHPSRSGHFCMSR | QOFHVOUSAIGHPSRSGHFCMSR | CARTHAGE MUST BE DESTROYED | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "JOSEON"
} | beginner | en | 23 | 23 | cipher_museum | 2.0 | public | null | null |
cda-0017243 | .... .... .. ... . ..... . . .... .. . ... .. ... .. .... .... .... . ..... . ... .... .... .... ..... .... .. . ..... .... ... .. ... ... .... .... ..... ... . . .... ... .. . . . ... . ..... ... .. .. .... .... ... .... ..... .... ... . ..... .. ... . . .... .. . .... . ..... .... ... | .... .... .. ... . ..... . . .... .. . ... .. ... .. .... .... .... . ..... . ... .... .... .... ..... .... .. . ..... .... ... .. ... ... .... .... ..... ... . . .... ... .. . . . ... . ..... ... .. .. .... .... ... .... ..... .... ... . ..... .. ... . . .... .. . .... . ..... .... ... | THE ARCHITECTURE SHOULD MAKE MISUSE HARDER | tap_code | tap_code | null | {} | medium | en | 37 | 37 | 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. |
copiale-070 | Q3 D3 C6 O7 Q5 S3 S1 D1 P1 C6 Y5 W2 O8 X6 X9 F0 B3 B9 V4 A9 O8 | Q3 D3 C6 O7 Q5 S3 S1 D1 P1 C6 Y5 W2 O8 X6 X9 F0 B3 B9 V4 A9 O8 | THE PACKAGE IS DELIVERED | copiale | copiale | substitution | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 42 | 62 | cipher_museum | 0.2 | public | null | null |
cda-0005007 | AAASSAEPSSLREPNNTACEODASCMGYIDBRTREETSUYTOYSS | AAASSAEPSSLREPNNTACEODASCMGYIDBRTREETSUYTOYSS | A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES | scytale | scytale | null | {
"cols": 5
} | medium | en | 45 | 45 | synthetic_educational | null | null | [
"column_count_search",
"anagram_recovery"
] | Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter. |
bifid-128 | MIOKFPMSOLXRGOPOTX | MIOKFPMSOLXRGOPOTX | SEND REINFORCEMENTS | bifid | bifid | fractionation | {
"type": "keyword",
"value": "MUSEUM"
} | advanced | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
cardano-autokey-v2-0481 | OALEMNBSKSDRFYHSJVGGMDZHRILDAGLNLXKRGWLAHPTVJLWSNQDWWIBLAVFLKLWVBWBFXWFAXZBQRBUX | OALEMNBSKSDRFYHSJVGGMDZHRILDAGLNLXKRGWLAHPTVJLWSNQDWWIBLAVFLKLWVBWBFXWFAXZBQRBUX | THE AMBASSADOR HAS RECEIVED OUR MOST URGENT DISPATCHES AND AWAITS INSTRUCTIONS FROM LONDON HQ | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "VENICE"
} | advanced | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
geez-monastic-v3-0009 | MJBIJMNBLHQPJUPM | MJBIJMNBLHQPJUPM | RENDER UNTO CAESAR | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "ETHIOPIA"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
bazeries-247 | QMJHTAPPAFVJGGJ | QMJHTAPPAFVJGGJ | ABORT MISSION NOW | bazeries | bazeries | transposition | {
"type": "integer",
"value": 31
} | advanced | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
running-key-v2-0085 | YENHLCJFLBHGQRL | YENHLCJFLBHGQRL | CAVALRY ADVANCES | running_key | running_key | polyalphabetic | {
"type": "text",
"value": "Churchill Dunkirk speech"
} | intermediate | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
straddling-checkerboard-v2-0280 | 95720124228621102762233 | 95720124228621102762233 | COURAGE IN DARKNESS | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "RASTONICEL"
} | advanced | en | 23 | 23 | cipher_museum | 2.0 | public | null | null |
cda-0014184 | TVRQQHIVGLBHIXDAZGPDYFOJNUELSDPMSVKRITHKICVWKOHXCUPEBVENXVQCVLHDIGBAEMUSBNCVFJGNLBBZYVHPRLTROKZZKCISKINPSQQIGMEAFAGGDGYVQNMDVRTJEALDVMNZNZPMYOXBECQYFNCJHWTGIBMBYPIFMGW | TVRQQHIVGLBHIXDAZGPDYFOJNUELSDPMSVKRITHKICVWKOHXCUPEBVENXVQCVLHDIGBAEMUSBNCVFJGNLBBZYVHPRLTROKZZKCISKINPSQQIGMEAFAGGDGYVQNMDVRTJEALDVMNZNZPMYOXBECQYFNCJHWTGIBMBYPIFMGW | DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY THE ARCHITECTURE SHOULD MAKE MISUSE HARDER SLOWLY | vernam | vernam | null | {} | hard | en | 167 | 167 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
cda-0020810 | ⟨w10⟩ ⟨a13⟩ ⟨w20⟩ ⟨a07⟩ ⟨w22⟩ ⟨w10⟩ ⟨w28⟩ ⟨a19⟩ ⟨w14⟩ ⟨w20⟩ ⟨a25⟩ ⟨w10⟩ ⟨w10⟩ ⟨a01⟩ ⟨w22⟩ ⟨w08⟩ ⟨a01⟩ ⟨a01⟩ ⟨w10⟩ ⟨w34⟩ ⟨w32⟩ ⟨a07⟩ ⟨a17⟩ ⟨w20⟩ ⟨a13⟩ ⟨w20⟩ ⟨a07⟩ ⟨a17⟩ ⟨w20⟩ ⟨a07⟩ ⟨a25⟩ ⟨a31⟩ ⟨w20⟩ ⟨a19⟩ ⟨w32⟩ ⟨a23⟩ ⟨w32⟩ ⟨w14⟩ ⟨w08⟩ ⟨a25⟩ ⟨w32⟩ ⟨w10⟩ ⟨a07⟩ ⟨w14⟩ ⟨a19⟩ ⟨w40⟩ ⟨a13⟩ ⟨a25⟩ ⟨w10⟩ ⟨w26⟩ ⟨a19⟩ ⟨w08⟩ ⟨a13⟩ ⟨a... | ⟨w10⟩ ⟨a13⟩ ⟨w20⟩ ⟨a07⟩ ⟨w22⟩ ⟨w10⟩ ⟨w28⟩ ⟨a19⟩ ⟨w14⟩ ⟨w20⟩ ⟨a25⟩ ⟨w10⟩ ⟨w10⟩ ⟨a01⟩ ⟨w22⟩ ⟨w08⟩ ⟨a01⟩ ⟨a01⟩ ⟨w10⟩ ⟨w34⟩ ⟨w32⟩ ⟨a07⟩ ⟨a17⟩ ⟨w20⟩ ⟨a13⟩ ⟨w20⟩ ⟨a07⟩ ⟨a17⟩ ⟨w20⟩ ⟨a07⟩ ⟨a25⟩ ⟨a31⟩ ⟨w20⟩ ⟨a19⟩ ⟨w32⟩ ⟨a23⟩ ⟨w32⟩ ⟨w14⟩ ⟨w08⟩ ⟨a25⟩ ⟨w32⟩ ⟨w10⟩ ⟨a07⟩ ⟨w14⟩ ⟨a19⟩ ⟨w40⟩ ⟨a13⟩ ⟨a25⟩ ⟨w10⟩ ⟨w26⟩ ⟨a19⟩ ⟨w08⟩ ⟨a13⟩ ⟨a... | OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN | babington | babington | null | {} | hard | en | 129 | 129 | synthetic_educational | null | null | [
"nomenclator_frequency",
"symbol_mapping"
] | Babington nomenclator: symbol tokens ⟨wNN⟩/⟨aNN⟩ used in the 1586 Babington Plot. |
caesar-vh-0045 | YWOP UKQN XQNZAJ KJ PDA HKNZ WJZ DA ODWHH OQOPWEJ UKQ DA SEHH JARAN HAP PDA NECDPAKQO BWHH | YWOP UKQN XQNZAJ KJ PDA HKNZ WJZ DA ODWHH OQOPWEJ UKQ DA SEHH JARAN HAP PDA NECDPAKQO BWHH | CAST YOUR BURDEN ON THE LORD AND HE SHALL SUSTAIN YOU HE WILL NEVER LET THE RIGHTEOUS FALL | caesar | caesar | substitution | {
"type": "shift",
"value": 22
} | beginner | en | 73 | 90 | cipher_museum | 2.0 | public | null | null |
four-square-v2-0033 | LIORGSCMEOTGSX | LIORGSCMEOTGSX | ANNUIT COEPTIS | four_square | four_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v2-1082 | OEOAREGWLGTCEETRARFHTCNTYOPKNLFEUNHPNOBILUNNETNIDBOTTSHRIESNTFHILTORMIECEAARO | OEOAREGWLGTCEETRARFHTCNTYOPKNLFEUNHPNOBILUNNETNIDBOTTSHRIESNTFHILTORMIECEAARO | RECONNOITER THE ENEMY POSITION AND REPORT BACK BEFORE NIGHTFALL WITH A FULL STRENGTH COUNT | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "TRIUMPH"
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
affine-vh-0086 | GQZ XVMC VW TVC NJ ENANYT LYC LFGNAZ JQLMSZM GQLY LYR CVDIEZ ZCTZC JXVMC NG KDCTZJ LEE | GQZ XVMC VW TVC NJ ENANYT LYC LFGNAZ JQLMSZM GQLY LYR CVDIEZ ZCTZC JXVMC NG KDCTZJ LEE | THE WORD OF GOD IS LIVING AND ACTIVE SHARPER THAN ANY DOUBLE EDGED SWORD IT JUDGES ALL | affine | affine | substitution | {
"a": 23,
"b": 11
} | beginner | en | 70 | 86 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v2-0235 | BAXALVVJTFVXALVVTGVWWRGTTBDZWGTYALYHVBXHVLTTXWGTFMQVZKCIVTKRRVRLNQBTXVWKSSKWQNMPHDPETELTVTZHHALWMJGVQQNDXJKSTYALAKFCOITFKALVVGVBBNXHSTTILZVGXRGBWBFVRGGZPQZYJNJVMTAZ | BAXALVVJTFVXALVVTGVWWRGTTBDZWGTYALYHVBXHVLTTXWGTFMQVZKCIVTKRRVRLNQBTXVWKSSKWQNMPHDPETELTVTZHHALWMJGVQQNDXJKSTYALAKFCOITFKALVVGVBBNXHSTTILZVGXRGBWBFVRGGZPQZYJNJVMTAZ | WE THEREFORE THE REPRESENTATIVES OF THE UNITED STATES OF AMERICA IN GENERAL CONGRESS ASSEMBLED APPEALING TO THE SUPREME JUDGE OF THE WORLD FOR THE RECTITUDE OF OUR INTENTIONS DO SOLEMNLY PUBLISH | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "FLORENCE"
} | advanced | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
caesar-fr-066 | OD JDUGH PHXUW HW QH VH UHQG SDV | OD JDUGH PHXUW HW QH VH UHQG SDV | LA GARDE MEURT ET NE SE REND PAS | caesar | caesar | substitution | {
"type": "shift",
"value": 3
} | beginner | fr | 25 | 32 | cipher_museum | 0.2 | public | null | null |
porta-v2-0165 | LMLCVZFNDOJVNRUREZFUDPXT | LMLCVZFNDOJVNRUREZFUDPXT | TORPEDO AWAY ALL HANDS BRACE | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "RENAISSANCE"
} | intermediate | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
cda-0011190 | OANZ DNWL HJWJ UHBR BLJW ANEN JUFN JTLR YQNA BCQN MNCN LCRE NBCD MRNB YJCC NAWB KNOX ANVJ TRWP LUJR VBVX MNAW NWLA HYCR XWRB WXCK AXTN WKHU NCCN AOAN ZDNW LHQR BCXA RLJU LRYQ NABJ ANCN JLQN ABWX CYAX CNLC RXW | OANZ DNWL HJWJ UHBR BLJW ANEN JUFN JTLR YQNA BCQN MNCN LCRE NBCD MRNB YJCC NAWB KNOX ANVJ TRWP LUJR VBVX MNAW NWLA HYCR XWRB WXCK AXTN WKHU NCCN AOAN ZDNW LHQR BCXA RLJU LRYQ NABJ ANCN JLQN ABWX CYAX CNLC RXW | FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION | gronsfeld | gronsfeld | null | {
"key": "99999"
} | hard | en | 167 | 167 | synthetic_educational | null | null | [] | |
fialka-v3-0146 | FNKLUKNIMM | FNKLUKNIMM | DOT DASH DOT | fialka | fialka | machine | {
"type": "seed",
"value": "KREMLIN"
} | expert | en | 10 | 10 | cipher_museum | 2.0 | public | null | null |
bazeries-v3-0725 | PHBMTATRTTPHPHTTVAQPHBXLSSMTHVIPUXMHAPHBMTNTZTAPLIUYIDJIVHLTQVBSOMFBFSITDNHFJTBLTIPHHQSBYBPNTITAIXLLOYBRSPSPHIBSAPWTPSFJTHBIENPAPYTAFFSSYIFJJSMTPNHITABELIMPFJYTHSMP | PHBMTATRTTPHPHTTVAQPHBXLSSMTHVIPUXMHAPHBMTNTZTAPLIUYIDJIVHLTQVBSOMFBFSITDNHFJTBLTIPHHQSBYBPNTITAIXLLOYBRSPSPHIBSAPWTPSFJTHBIENPAPYTAFFSSYIFJJSMTPNHITABELIMPFJYTHSMP | 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 | bazeries | bazeries | transposition | {
"type": "integer",
"value": 71
} | advanced | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
solitaire-v2-0133 | WNPNCRNVITSYJQ | WNPNCRNVITSYJQ | SIGNAL FIRES LIT | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "SCHNEIER"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0018796 | ⌐· ┌· L └· X· L ─ r ⌒· ⌐ ─ ⌐ └ ⌒· X Γ· X r ⌐ ─ ┌· L K· L ⌐ └ ⌒ L ⌐ ┐ r Γ· ┐· r· L ┌· X ┘· ┐· L ─ X ┘· X· ┌· r L K ┘· ┘· └ X ⌐ └ └ ┘· ⌒ Γ· ─ Γ L ┐· L ─ Γ L ─ K K· L ┌· Γ· ⌐· Γ· r ⌐ K Γ· ┘· ─ K r· L ┘· ─ L K Γ· ┌ L ┐· ⌐ Γ Γ· X K r· L ┘· ┌· L K Γ· r ⌐ └ └ ⌒· X· ─ ¬ ┌· L ⌐ ┐ ⌐ ¬ └ L Γ· ⌐· X· X L Γ r ┘· ┌· ┌· L r K └ ⌒· K ┌... | ⌐· ┌· L └· X· L ─ r ⌒· ⌐ ─ ⌐ └ ⌒· X Γ· X r ⌐ ─ ┌· L K· L ⌐ └ ⌒ L ⌐ ┐ r Γ· ┐· r· L ┌· X ┘· ┐· L ─ X ┘· X· ┌· r L K ┘· ┘· └ X ⌐ └ └ ┘· ⌒ Γ· ─ Γ L ┐· L ─ Γ L ─ K K· L ┌· Γ· ⌐· Γ· r ⌐ K Γ· ┘· ─ K r· L ┘· ─ L K Γ· ┌ L ┐· ⌐ Γ Γ· X K r· L ┘· ┌· L K Γ· r ⌐ └ └ ⌒· X· ─ ¬ ┌· L ⌐ ┐ ⌐ ¬ └ L Γ· ⌐· X· X L Γ r ┘· ┌· ┌· L r K └ ⌒· K ┌... | FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION | pigpen | pigpen | null | {} | medium | en | 79 | 79 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
bifid-v2-0607 | DVFBEQLDIIREMEQH | DVFBEQLDIIREMEQH | DIVIDE AND CONQUER | bifid | bifid | fractionation | {
"type": "keyword",
"value": "TRIUMPH"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
arnold-andre-v3-0008 | 1.1.2 13.1.1 14.4.4 14.1.5 14.3.4 14.1.1 14.4.5 14.1.5 15.1.1 13.1.1 14.1.4 14.1.5 14.1.3 14.4.3 14.1.5 14.1.5 14.4.4 15.1.1 | 1.1.2 13.1.1 14.4.4 14.1.5 14.3.4 14.1.1 14.4.5 14.1.5 15.1.1 13.1.1 14.1.4 14.1.5 14.1.3 14.4.3 14.1.5 14.1.5 14.4.4 15.1.1 | THE SENATE DECREES | arnold_andre | arnold_andre | codebook | {
"type": "none",
"value": null
} | expert | en | 107 | 124 | cipher_museum | 2.0 | public | null | null |
running-key-v3-0008 | YVYJWPOXEQHUVZIF | YVYJWPOXEQHUVZIF | THE SENATE DECREES | running_key | running_key | polyalphabetic | {
"type": "text",
"value": "Gettysburg Address opening"
} | intermediate | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
jn25-162 | 22347 22352 22369 22350 22354 22359 22341 22352 22345 22350 22342 22369 22343 22353 22354 22342 22349 22350 22352 22345 22347 22354 22343 22347 22349 22359 22340 22353 22349 22347 22365 22352 22343 22358 22341 22347 22359 22357 22357 22365 22358 22343 22347 22345 22354 22343 22359 22358 22353 22340 22352 22359 22357 22... | 22347 22352 22369 22350 22354 22359 22341 22352 22345 22350 22342 22369 22343 22353 22354 22342 22349 22350 22352 22345 22347 22354 22343 22347 22349 22359 22340 22353 22349 22347 22365 22352 22343 22358 22341 22347 22359 22357 22357 22365 22358 22343 22347 22345 22354 22343 22359 22358 22353 22340 22352 22359 22357 22... | CRYPTOGRAPHY IS THE PRACTICE OF SECURING COMMUNICATIONS FROM ADVERSARIES | jn25 | jn25 | codebook | {
"type": "additive",
"value": "12345"
} | expert | en | 320 | 383 | cipher_museum | 0.2 | public | null | null |
playfair-es-043 | DZDPCEEUHVEDFKCPODGWBTDBKZDBNOBCDK | DZDPCEEUHVEDFKCPODGWBTDBKZDBNOBCDK | CUANDO UNA PUERTA SE CIERRA OTRA SE ABRE | playfair | playfair | substitution | {
"type": "keyword",
"value": "KEYWORD"
} | intermediate | es | 34 | 34 | cipher_museum | 0.2 | public | null | null |
cda-0015379 | .... .... .... .. . . ... ... .... ... ... ..... ... .... .... ... .. .... .... .... .. .... ... .... ... ... . ... .. .... ... ..... .. ... . ..... .... .. .... ... .... .. . ..... . . .... .. .... .. . . ... ... .. .. . ..... ... . . ..... .... .... .... .... . ..... .... .. .... ..... | .... .... .... .. . . ... ... .... ... ... ..... ... .... .... ... .. .... .... .... .. .... ... .... ... ... . ... .. .... ... ..... .. ... . ..... .... .. .... ... .... .. . ..... . . .... .. .... .. . . ... ... .. .. . ..... ... . . ..... .... .... .... .... . ..... .... .. .... ..... | TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS | tap_code | tap_code | null | {} | hard | en | 110 | 110 | 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. |
hill-v3-0360 | SORCMAEQJFIUFLUCGSKCHBMEWHADSJUUTCNPMBWHGNFJICOQRPGVNPKOXOMKKQBOGWQHCFKQPDTCOQWTTRAEKCHY | SORCMAEQJFIUFLUCGSKCHBMEWHADSJUUTCNPMBWHGNFJICOQRPGVNPKOXOMKKQBOGWQHCFKQPDTCOQWTTRAEKCHY | CALL ME ISHMAEL SOME YEARS AGO NEVER MIND HOW LONG PRECISELY I THOUGHT I WOULD SAIL ABOUT AND SEE THE OCEAN | hill | hill | polygraphic | {
"a": 9,
"b": 2,
"c": 7,
"d": 5
} | advanced | en | 88 | 88 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v2-0685 | VZOIGGHFXOPGBFWCIMDVKKKVLIKILGBKBNRVKWOKLUIOIJCTDZPOJKOPGGSSCEZCMGKKUCJUQMT | VZOIGGHFXOPGBFWCIMDVKKKVLIKILGBKBNRVKWOKLUIOIJCTDZPOJKOPGGSSCEZCMGKKUCJUQMT | ARMY OF NORTHERN VIRGINIA SURRENDERS AT APPOMATTOX COURTHOUSE THE WAR IN THE EAST IS OVER | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "VICKSBURG"
} | intermediate | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
cda-0011421 | TIGEI XZSMB CZZFG WENOA YMAQF DMFVK SILHQ UC | TIGEI XZSMB CZZFG WENOA YMAQF DMFVK SILHQ UC | THE BEST LESSONS SHOW WHERE THE METHOD FAILS | trithemius | trithemius | null | {} | medium | en | 37 | 37 | synthetic_educational | null | null | [] | |
confederate-vigenere-v3-0143 | KPGLJDRUZUGUFQBQWQTTE | KPGLJDRUZUGUFQBQWQTTE | THE EXPERIMENT CONFIRMS | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "RICHMOND"
} | intermediate | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
m209-v2-0132 | KWAQCKKWLTZRA | KWAQCKKWLTZRA | THE PASS IS HELD | m209 | m209 | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
stager-route-v3-0035 | TALHELSAPXXPLXXEFX | TALHELSAPXXPLXXEFX | THE APPLE FALLS | stager_route | stager_route | transposition | {
"type": "integer",
"value": 9
} | expert | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
venona-pad-reuse-v2-0325 | WWAWHM5BCKBFK7WZJCDJIFSMWFK7WZJCR5MUCAHNDIXCALD5MWZIAFK7XJKQWK55UEVLDPBVH | WWAWHM5BCKBFK7WZJCDJIFSMWFK7WZJCR5MUCAHNDIXCALD5MWZIAFK7XJKQWK55UEVLDPBVH | THE SECRET OF GETTING AHEAD IS GETTING STARTED ONE STEP AT A TIME GETS YOU VERY FAR INDEED | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "FREEDOM"
} | expert | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v2-0464 | LZWCSKAKCALWKLXAFVKJWHWSLWVKWIMWFUWKLGVWLWJEAFWLZWCWQDWFYLZGXSNAYWFWJWUAHZWJCWQ | LZWCSKAKCALWKLXAFVKJWHWSLWVKWIMWFUWKLGVWLWJEAFWLZWCWQDWFYLZGXSNAYWFWJWUAHZWJCWQ | THE KASISKI TEST FINDS REPEATED SEQUENCES TO DETERMINE THE KEY LENGTH OF A VIGENERE CIPHER KEY | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "DYNASTY"
} | beginner | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
hill-193 | HVEOFFRRWGZXUIYN | HVEOFFRRWGZXUIYN | ENEMY FORCES NEAR | hill | hill | polygraphic | {
"a": 5,
"b": 3,
"c": 2,
"d": 7
} | advanced | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
columnar-transposition-v3-0448 | EEUWTTRHDSANOODTLHRDRHHOE | EEUWTTRHDSANOODTLHRDRHHOE | THE SHOT HEARD ROUND THE WORLD | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "DRAGON"
} | intermediate | en | 25 | 25 | cipher_museum | 2.0 | public | null | null |
vigenere-de-089 | PUKMMFZCULNZGLFMWTFLAGBFUAWWCEFHAGBFQCFQUXRUDWWT | PUKMMFZCULNZGLFMWTFLAGBFUAWWCEFHAGBFQCFQUXRUDWWT | DAS IST NICHT NUR NICHT RICHTIG ES IST NICHT EINMAL FALSCH | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | de | 48 | 48 | cipher_museum | 0.2 | public | null | null |
rail-fence-v2-0551 | WMTAEASTLHSAEAIETLRRRLLIEEDERIWESSMUFDPUAAOEECFDDIDHFENSNSUOARUTNO | WMTAEASTLHSAEAIETLRRRLLIEEDERIWESSMUFDPUAAOEECFDDIDHFENSNSUOARUTNO | WE ARE SUCH STUFF AS DREAMS ARE MADE ON AND OUR LITTLE LIFE IS ROUNDED WITH A SLEEP | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 11
} | intermediate | en | 66 | 66 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v2-0371 | ZSGSRZBOZEMSTBVAXAOAQUPXHSHWEAQYPGMVVJPFHLLXGAWUMIZEWPXNMFNASOFARXGIYPDTZRCAUKEXHWIQWMWKBLBLMVREFZHMUFEXEFBPLRLSHOGJAJSBIYGZTDPRZWIXTCESYIZHVFMRFODGDLQXMTZEMHVGARALEXISIBASYJR | ZSGSRZBOZEMSTBVAXAOAQUPXHSHWEAQYPGMVVJPFHLLXGAWUMIZEWPXNMFNASOFARXGIYPDTZRCAUKEXHWIQWMWKBLBLMVREFZHMUFEXEFBPLRLSHOGJAJSBIYGZTDPRZWIXTCESYIZHVFMRFODGDLQXMTZEMHVGARALEXISIBASYJR | 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 | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 8
} | expert | en | 175 | 175 | cipher_museum | 2.0 | public | null | null |
cda-0008926 | EDONC EENIR SGTLA HEPHT EABXS ERBYV ASATB H | EDONC EENIR SGTLA HEPHT EABXS ERBYV ASATB H | ATBASH ENCODES BY REVERSING THE ALPHABET | double_transposition | double_transposition | null | {
"key1": "CIPHER",
"key2": "PALACE"
} | medium | en | 36 | 36 | synthetic_educational | null | null | [] | |
cda-0019258 | YKCHE OLYKC HEOLC HOLDA IINOR ORKAI IINCT AIINS HALYT AIINO TEDYC TAIIN CHOLS HARAL SHEED YKAII INOTO LSHEE DYQOK EEDYQ OKEDY OKALK AIIIN DALOK AINSH ALQOT EDYCH EDYOT EDYCH EOLCH OLDAI IN | YKCHE OLYKC HEOLC HOLDA IINOR ORKAI IINCT AIINS HALYT AIINO TEDYC TAIIN CHOLS HARAL SHEED YKAII INOTO LSHEE DYQOK EEDYQ OKEDY OKALK AIIIN DALOK AINSH ALQOT EDYCH EDYOT EDYCH EOLCH OLDAI IN | DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE | voynich_render | voynich_render | null | {} | hard | en | 157 | 157 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
two-square-v3-0138 | HOSSAGERECILWRDCLEYEEV | HOSSAGERECILWRDCLEYEEV | MESSAGE RECEIVED CLEARLY | two_square | two_square | polygraphic | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | advanced | en | 22 | 22 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v2-0980 | BRBNQLVUONTZOKWTDNFNIUWAJZHSJUMQYGWIGCEUGXPJDPRTOPGOLOEQQNLMKAMRUNHPKKGAKRFAHB | BRBNQLVUONTZOKWTDNFNIUWAJZHSJUMQYGWIGCEUGXPJDPRTOPGOLOEQQNLMKAMRUNHPKKGAKRFAHB | LA LIBERTE GUIDANT LE PEUPLE VERS UN AVENIR MEILLEUR ET PLUS JUSTE POUR TOUS LES HOMMES LIBRES | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 17
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
fractionated-morse-v2-0596 | FNLUQAMESJPWNEETVLKPNTPSKWMSAWMNTVGEHXSMESNLAUXTQVGNPSENGAAPGTWNNJRJEAASAEWVLTEAEPAWNEAGJA | FNLUQAMESJPWNEETVLKPNTPSKWMSAWMNTVGEHXSMESNLAUXTQVGNPSENGAAPGTWNNJRJEAASAEWVLTEAEPAWNEAGJA | YOUR MISSION IF YOU CHOOSE TO ACCEPT IT IS TO EXTRACT THE AGENT FROM BEHIND ENEMY LINES TONIGHT | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 90 | 90 | cipher_museum | 2.0 | public | null | null |
hill-v3-0016 | HXPPTFTZHRPYOSKRNJ | HXPPTFTZHRPYOSKRNJ | ARCHERS TO THE WALLS | hill | hill | polygraphic | {
"a": 3,
"b": 5,
"c": 2,
"d": 9
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
jefferson-disk-v3-0151 | VFZHNUBLSIQXXRYZDYXRZMQJRDMZYUQHNOQFBLQYXDSOMMQDSZGFZKYXQHQCGOZCQWDBZOPUCA | VFZHNUBLSIQXXRYZDYXRZMQJRDMZYUQHNOQFBLQYXDSOMMQDSZGFZKYXQHQCGOZCQWDBZOPUCA | CHARGE OF THE LIGHT BRIGADE INTO THE VALLEY OF DEATH RODE THE SIX HUNDRED BRAVE CAVALIERS | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "6,1,4,2,5,3"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
bifid-v3-0117 | SAMMRKFBOZDECZWCDV | SAMMRKFBOZDECZWCDV | DEAD MEN TELL NO TALES | bifid | bifid | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
cda-0016956 | 2.3.5 4.6.7 20.4.10 20.6.9 18.3.6 18.1.6 18.1.9 2.6.9 4.3.10 4.5.8 1.4.6 20.5.5 17.6.9 12.4.5 2.2.4 8.2.5 9.5.2 1.3.6 13.6.8 10.4.3 12.4.10 12.3.6 5.1.4 1.6.6 8.2.4 18.1.6 2.5.7 11.2.9 15.5.4 17.5.3 15.5.5 17.3.9 10.1.1 3.6.3 4.1.9 9.6.10 2.4.4 4.3.3 8.2.4 14.1.1 10.3.8 4.1.10 8.4.6 17.4.8 18.3.8 15.6.7 4.6.9 11.1.3 7.... | 2.3.5 4.6.7 20.4.10 20.6.9 18.3.6 18.1.6 18.1.9 2.6.9 4.3.10 4.5.8 1.4.6 20.5.5 17.6.9 12.4.5 2.2.4 8.2.5 9.5.2 1.3.6 13.6.8 10.4.3 12.4.10 12.3.6 5.1.4 1.6.6 8.2.4 18.1.6 2.5.7 11.2.9 15.5.4 17.5.3 15.5.5 17.3.9 10.1.1 3.6.3 4.1.9 9.6.10 2.4.4 4.3.3 8.2.4 14.1.1 10.3.8 4.1.10 8.4.6 17.4.8 18.3.8 15.6.7 4.6.9 11.1.3 7.... | GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF | arnold_andre | arnold_andre | null | {} | hard | en | 89 | 89 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
cda-0012019 | swift exact cross under right inner troop young could light again input miles scout seeks heavy opens upper lower delay broad enemy track enter south | swift exact cross under right inner troop young could light again input miles scout seeks heavy opens upper lower delay broad enemy track enter south | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION | 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. |
cda-0019620 | 15 42 42 34 42 13 34 42 42 15 13 44 24 34 33 11 33 14 14 15 44 15 13 44 24 34 33 11 42 15 21 45 33 14 11 32 15 33 44 11 31 44 34 43 15 13 45 42 15 43 54 43 44 15 32 43 21 42 24 15 14 32 11 33 15 43 44 24 32 11 44 15 14 25 15 54 31 15 33 22 44 23 21 42 34 32 43 44 11 44 24 43 44 24 13 43 44 23 15 11 42 13 23 24 44 15 13... | 15 42 42 34 42 13 34 42 42 15 13 44 24 34 33 11 33 14 14 15 44 15 13 44 24 34 33 11 42 15 21 45 33 14 11 32 15 33 44 11 31 44 34 43 15 13 45 42 15 43 54 43 44 15 32 43 21 42 24 15 14 32 11 33 15 43 44 24 32 11 44 15 14 25 15 54 31 15 33 22 44 23 21 42 34 32 43 44 11 44 24 43 44 24 13 43 44 23 15 11 42 13 23 24 44 15 13... | ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS THE ARCHITECTURE SHOULD MAKE MISUSE HARDER | polybius | polybius | null | {} | hard | en | 133 | 133 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
hill-v2-0567 | TCXMHRGCHOJKMXLIYKMLMXZOWVKMLBNRMCLPLMGCSRZOPSPGDJRPXWPKDJUULTHDEJDTVYDWLT | TCXMHRGCHOJKMXLIYKMLMXZOWVKMLBNRMCLPLMGCSRZOPSPGDJRPXWPKDJUULTHDEJDTVYDWLT | FOR GOD SO LOVED THE WORLD THAT HE GAVE HIS ONLY SON THAT WHOEVER BELIEVES SHALL NOT PERISH | hill | hill | polygraphic | {
"a": 11,
"b": 3,
"c": 2,
"d": 5
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
slidex-v2-0062 | VHYSDOZADNIUJKAUEDZALFANVMSIROSCJKQUSQVHMPVCAXYMKBLNOVCYQSPULVWRBBPUXKADFQEDZN | VHYSDOZADNIUJKAUEDZALFANVMSIROSCJKQUSQVHMPVCAXYMKBLNOVCYQSPULVWRBBPUXKADFQEDZN | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME LIE DOWN IN GREEN PASTURES BY STILL WATERS | slidex | slidex | transposition | {
"type": "keyword",
"value": "BLETCHLEY"
} | advanced | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v3-0347 | OALEPEAPJFLWD | OALEPEAPJFLWD | THE APPLE FALLS | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "VENICE"
} | advanced | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
cda-0011611 | GVSR NGRQ GWIN FGHR WSFC OGGS EAFP NTBE NZOX WAUQ YOVZ FQEL CGBU EOCU LESJ OEQF COGV RAQS OARP OEST HYGU VANW AT | GVSR NGRQ GWIN FGHR WSFC OGGS EAFP NTBE NZOX WAUQ YOVZ FQEL CGBU EOCU LESJ OEQF COGV RAQS OARP OEST HYGU VANW AT | THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING | porta | porta | null | {
"key": "JUSTICE"
} | hard | en | 90 | 90 | synthetic_educational | null | null | [] | |
geheimschreiber-v3-0292 | FAQDIRZIGGBEZALHZJUALXPBLGMFREMGRCTONNVVOQNLSZBPFOAMEYYZRCPAIUBPFELUSQBZQS | FAQDIRZIGGBEZALHZJUALXPBLGMFREMGRCTONNVVOQNLSZBPFOAMEYYZRCPAIUBPFELUSQBZQS | NO PERSON SHALL BE HELD TO ANSWER FOR A CAPITAL CRIME UNLESS ON PRESENTMENT OF A GRAND JURY | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "GOTHIC"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
double-transposition-v2-0122 | EATEEETANISLOEOALOWARHEHRIAMLSETIOBBSLNTAILYYLRSEBSTKDFOAYUOIETEENEBNHATPEAIENWNLRVARNUGCVTNMRSWHYONOIREUADANSNOYERELLRGAFNIGNNSHEDOOYDETUATMSSHIWFGILO | EATEEETANISLOEOALOWARHEHRIAMLSETIOBBSLNTAILYYLRSEBSTKDFOAYUOIETEENEBNHATPEAIENWNLRVARNUGCVTNMRSWHYONOIREUADANSNOYERELLRGAFNIGNNSHEDOOYDETUATMSSHIWFGILO | TIMES ARE BAD CHILDREN NO LONGER OBEY THEIR PARENTS AND EVERYONE IS WRITING A BOOK IT SEEMS TO ME THAT THE YOUNG HAVE ALWAYS AND WILL ALWAYS BE AN UNRULY GENERATION FULL OF FOOLISHNESS | double_transposition | double_transposition | transposition | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 151 | 151 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v3-0216 | HTETARNCEEEEESDS | HTETARNCEEEEESDS | THE SENATE DECREES | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "BATTLE"
} | intermediate | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
cda-0004415 | GUR ENVY SRAPR PVCURE JEVGRF GRKG VA N MVTMNT CNGGREA CRRE ERIVRJ NAQ ERCEBQHPVOVYVGL ZNGGRE VA ERFRNEPU CHOYVP VASENFGEHPGHER QRFREIRF PNERSHY QRFVTA GUR RAVTZN ZNPUVAR HFRQ EBGBEF GB PERNGR N CBYLNYCUNORGVP PVCURE | GUR ENVY SRAPR PVCURE JEVGRF GRKG VA N MVTMNT CNGGREA CRRE ERIVRJ NAQ ERCEBQHPVOVYVGL ZNGGRE VA ERFRNEPU CHOYVP VASENFGEHPGHER QRFREIRF PNERSHY QRFVTA GUR RAVTZN ZNPUVAR HFRQ EBGBEF GB PERNGR N CBYLNYCUNORGVP PVCURE | THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 184 | 184 | synthetic_educational | null | null | [
"brute_force_26",
"self_inverse_check"
] | ROT-13 is Caesar with shift 13 — it is its own inverse. |
cda-0009048 | NIWO AAPM BQBZ VEES DAYI FVQE OIES XRBE WZCZ IHXO WYIP HTRY VEOD MYRE XPQE KQIT IVVE YDLK YWLO XDZD PZTZ | NIWO AAPM BQBZ VEES DAYI FVQE OIES XRBE WZCZ IHXO WYIP HTRY VEOD MYRE XPQE KQIT IVVE YDLK YWLO XDZD PZTZ | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION THE BEST LESSONS SHOW WHERE THE METHOD FAILS | beaufort | beaufort | null | {
"key": "CIPHER"
} | hard | en | 84 | 84 | synthetic_educational | null | null | [] |
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