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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
cda-0020748 | .... .... .... .. . . ... ... .... ... ... ..... ... .... .... ... .. .... .... .... .. .... ... .... ... ... . ... .. .... ... ..... .. ... . ..... .... .. .... ... .... .. . ..... . . .... .. .... .. . . ... ... .. .. . ..... ... . . ..... .... .... .... .... . ..... .... .. .... ..... | .... .... .... .. . . ... ... .... ... ... ..... ... .... .... ... .. .... .... .... .. .... ... .... ... ... . ... .. .... ... ..... .. ... . ..... .... .. .... ... .... .. . ..... . . .... .. .... .. . . ... ... .. .. . ..... ... . . ..... .... .... .... .... . ..... .... .. .... ..... | TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS | tap_code | tap_code | null | {} | hard | en | 187 | 187 | 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. |
commercial-code-v3-0015 | BABAB ZUZUZ XAZUZ LAZUZ GAZUZ JAZUZ GAZUZ XUZUZ ZUZUZ CAZUZ GAZUZ JAZUZ LAZUZ RAZUZ XAZUZ XUZUZ | BABAB ZUZUZ XAZUZ LAZUZ GAZUZ JAZUZ GAZUZ XUZUZ ZUZUZ CAZUZ GAZUZ JAZUZ LAZUZ RAZUZ XAZUZ XUZUZ | THE SIEGE BEGINS | commercial_code | commercial_code | codebook | {
"type": "none",
"value": null
} | expert | en | 80 | 95 | cipher_museum | 2.0 | public | null | null |
cda-0021741 | DARA LORO RSHE EDYO XEDC HEDA LQOK ALOT AIND ARAL OTED YORO RYKC HEOL QOKE DYYT AIIN QOKA LDAR ALYT AIIN QOKE DYYT AIIN SHEO LORO ROKA INYT EDYS HAII NOKA INYK CHEO LOTA INCH ORCH EDAL QOTE DYYT AIIN OTOL CHED ALAI IIND ALKA IIIN OTED YOTO LQOK ALDA IINQ OKEE DYQO KEED YQOK EEDY DAII N | DARA LORO RSHE EDYO XEDC HEDA LQOK ALOT AIND ARAL OTED YORO RYKC HEOL QOKE DYYT AIIN QOKA LDAR ALYT AIIN QOKE DYYT AIIN SHEO LORO ROKA INYT EDYS HAII NOKA INYK CHEO LOTA INCH ORCH EDAL QOTE DYYT AIIN OTOL CHED ALAI IIND ALKA IIIN OTED YOTO LQOK ALDA IINQ OKEE DYQO KEED YQOK EEDY DAII N | THE MESSAGE WAS HIDDEN BUT NOT SECURE THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING | voynich_render | voynich_render | null | {} | hard | en | 229 | 229 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
adfgvx-v2-0177 | DXDDFVDAAGAFADFDDDAAAGAGFVAGAFAXDGDFDGFGFXADADFADGAVFGAGDAADAVAXFVDXAADFAXFGGVAAAGAFAGDGGFFFVGAFVADFVFDAFDFAVFGGGFFDAVDFDGAXAVGVGGFVAGAVFGDAGXGVAGAXGXAGDVAAAV | DXDDFVDAAGAFADFDDDAAAGAGFVAGAFAXDGDFDGFGFXADADFADGAVFGAGDAADAVAXFVDXAADFAXFGGVAAAGAFAGDGGFFFVGAFVADFVFDAFDFAVFGGGFFDAVDFDGAXAVGVGGFVAGAVFGDAGXGVAGAXGXAGDVAAAV | RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT | adfgvx | adfgvx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 158 | 158 | cipher_museum | 2.0 | public | null | null |
chaocipher-v2-0232 | XMIJJECVGLAFUBPHEENXAXGOQWRVDEULLXVXTLQBETQPLREJFSKMYCGYYJTWLKGFQJXPKVDVIGTATLMXQ | XMIJJECVGLAFUBPHEENXAXGOQWRVDEULLXVXTLQBETQPLREJFSKMYCGYYJTWLKGFQJXPKVDVIGTATLMXQ | GENERAL ORDERS NUMBER ONE ALL COMMUNICATIONS SHALL BE ENCRYPTED USING THE APPROVED CIPHER DISK | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
cda-0018136 | PXFR JLZV GKDR VSCG VJHL UQOO EPXY XPAT FVBC LFDM CZPM GEWK IYXB YNEQ HJIG MSVW CZFN FTWC EIZG KFWQ VHMG AKKV CEPK FSGA ITPY DZRI YSLL NQNQ EA | PXFR JLZV GKDR VSCG VJHL UQOO EPXY XPAT FVBC LFDM CZPM GEWK IYXB YNEQ HJIG MSVW CZFN FTWC EIZG KFWQ VHMG AKKV CEPK FSGA ITPY DZRI YSLL NQNQ EA | ATBASH ENCODES BY REVERSING THE ALPHABET PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS | running_key | running_key | null | {} | hard | en | 114 | 114 | synthetic_educational | null | null | [
"index_of_coincidence",
"probable_plaintext"
] | Running-key cipher: Vigenère with a very long key (e.g. a book passage). |
cda-0020410 | 8.3.7 3.6.5 9.1.2 1.2.3 20.4.9 2.6.2 12.1.1 20.6.3 7.6.2 13.5.1 1.2.10 11.2.6 3.5.4 10.3.3 18.6.4 16.4.9 14.4.4 12.2.8 3.5.9 3.3.2 17.3.8 18.5.2 17.1.4 17.1.10 14.1.10 8.3.4 8.2.7 13.1.7 6.3.10 9.5.5 5.5.7 17.6.5 16.5.3 17.1.2 8.6.7 12.3.3 20.6.1 15.5.7 19.3.6 3.6.8 12.5.1 | 8.3.7 3.6.5 9.1.2 1.2.3 20.4.9 2.6.2 12.1.1 20.6.3 7.6.2 13.5.1 1.2.10 11.2.6 3.5.4 10.3.3 18.6.4 16.4.9 14.4.4 12.2.8 3.5.9 3.3.2 17.3.8 18.5.2 17.1.4 17.1.10 14.1.10 8.3.4 8.2.7 13.1.7 6.3.10 9.5.5 5.5.7 17.6.5 16.5.3 17.1.2 8.6.7 12.3.3 20.6.1 15.5.7 19.3.6 3.6.8 12.5.1 | BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL | arnold_andre | arnold_andre | null | {} | medium | en | 41 | 41 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
kryptos-113 | QMUOGCDKIIEMRQEHDZEZJUUPPLLMYIVGPVCQGTJBLMWNZTFXEHDBLRWTLALO | QMUOGCDKIIEMRQEHDZEZJUUPPLLMYIVGPVCQGTJBLMWNZTFXEHDBLRWTLALO | LET JUSTICE BE DONE THOUGH THE HEAVENS FALL AND THE STARS GO DARK FOREVER | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "PALIMPSEST"
} | advanced | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
nomenclator-v2-0303 | 18 09 03 08 13 15 14 04 08 01 19 06 01 12 12 05 14 15 21 18 06 15 18 03 05 19 08 01 22 05 05 14 20 05 18 05 04 60 03 09 20 25 18 05 19 09 19 20 01 14 03 05 09 19 05 14 04 05 04 09 14 06 15 18 13 60 16 18 05 19 09 04 05 14 20 | 18 09 03 08 13 15 14 04 08 01 19 06 01 12 12 05 14 15 21 18 06 15 18 03 05 19 08 01 22 05 05 14 20 05 18 05 04 60 03 09 20 25 18 05 19 09 19 20 01 14 03 05 09 19 05 14 04 05 04 09 14 06 15 18 13 60 16 18 05 19 09 04 05 14 20 | RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT | nomenclator | nomenclator | nomenclator | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 150 | 224 | cipher_museum | 2.0 | public | null | null |
commercial-code-v2-0010 | ZUZUZ CAZUZ WAZUZ LAZUZ FAZUZ JAZUZ GAZUZ XUZUZ ZUZUZ FAZUZ GAZUZ XAZUZ ZAZUZ WAZUZ SAZUZ GEZUZ GAZUZ FAZUZ XUZUZ TABAB ZUZUZ FAZUZ BAZUZ DEZUZ RAZUZ XUZUZ | ZUZUZ CAZUZ WAZUZ LAZUZ FAZUZ JAZUZ GAZUZ XUZUZ ZUZUZ FAZUZ GAZUZ XAZUZ ZAZUZ WAZUZ SAZUZ GEZUZ GAZUZ FAZUZ XUZUZ TABAB ZUZUZ FAZUZ BAZUZ DEZUZ RAZUZ XUZUZ | BRIDGE DESTROYED AT DAWN | commercial_code | commercial_code | codebook | {
"type": "none",
"value": null
} | expert | en | 130 | 155 | cipher_museum | 2.0 | public | null | null |
adfgvx-097 | DFDXVDFVGDADGXDAFAVDADGDAAFFGVDDXGVAAFDAVAAFAAFAFAAADAAAVVDVAVVFDAFXAGGADGAGADGDGAAV | DFDXVDFVGDADGXDAFAVDADGDAAFFGVDDXGVAAFDAVAAFAAFAFAAADAAAVVDVAVVFDAFXAGGADGAGADGDGAAV | GIVE ME LIBERTY OR GIVE ME DEATH SAID PATRICK HENRY | adfgvx | adfgvx | fractionation | {
"polybius": "CIPHER",
"columnar": "MUSEUM"
} | advanced | en | 84 | 84 | cipher_museum | 0.2 | public | null | null |
cda-0016266 | 0943 5675 07945 5031 06307 4753 02272 5721 0317 5094 02611 7888 05736 1574 07316 0319 5749 01349 05997 5089 00336 6376 2903 1607 04484 01031 1636 0366 4461 01297 01019 0390 05704 01607 01969 6653 3825 6357 02606 2860 4435 3546 02856 4463 02224 | 0943 5675 07945 5031 06307 4753 02272 5721 0317 5094 02611 7888 05736 1574 07316 0319 5749 01349 05997 5089 00336 6376 2903 1607 04484 01031 1636 0366 4461 01297 01019 0390 05704 01607 01969 6653 3825 6357 02606 2860 4435 3546 02856 4463 02224 | CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING | zimmermann | zimmermann | null | {} | medium | en | 45 | 45 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
bazeries-v2-0863 | QIYVMLTLINHSRTMXHTLSTOSMQIISYLTAPEMLQILPAOLIYIAPAPHVMBPHITHBSPHUTHPSHHIBHIVBTVNTRFHBTEBXPLNHSNTNSVBNTPPIPJTAJILBMIIBPAPHSPSGFFSHTVTLSTLNTPQKTFS | QIYVMLTLINHSRTMXHTLSTOSMQIISYLTAPEMLQILPAOLIYIAPAPHVMBPHITHBSPHUTHPSHHIBHIVBTVNTRFHBTEBXPLNHSNTNSVBNTPPIPJTAJILBMIIBPAPHSPSGFFSHTVTLSTLNTPQKTFS | FOURSCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH ON THIS CONTINENT A NEW NATION CONCEIVED IN LIBERTY AND DEDICATED TO THE PROPOSITION THAT ALL MEN ARE CREATED EQUAL | bazeries | bazeries | transposition | {
"type": "integer",
"value": 71
} | advanced | en | 143 | 143 | cipher_museum | 2.0 | public | null | null |
red-type-a-v3-0109 | RUIGHQPUNSOXCAWG | RUIGHQPUNSOXCAWG | SOUND THE TRUMPETS | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "YAMATO"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
fialka-v2-0165 | GNGMGEAKGLPMZXZQAZXXNSTD | GNGMGEAKGLPMZXZQAZXXNSTD | TORPEDO AWAY ALL HANDS BRACE | fialka | fialka | machine | {
"type": "seed",
"value": "KREMLIN"
} | expert | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
kryptos-016 | SFUGOJUNGATGJXEQSC | SFUGOJUNGATGJXEQSC | SEND REINFORCEMENTS | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "KRYPTOS"
} | advanced | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
beaufort-v3-0568 | PONPZNGGTZRKNIXFKAWLAWYUXEKDWUFGLXEDSNMYLZHWJJWUPNJVRMRLHFSPDUNXTRGNAKDUFAYOWUWSKKKYHRB | PONPZNGGTZRKNIXFKAWLAWYUXEKDWUFGLXEDSNMYLZHWJJWUPNJVRMRLHFSPDUNXTRGNAKDUFAYOWUWSKKKYHRB | CALL ME ISHMAEL SOME YEARS AGO NEVER MIND HOW LONG PRECISELY I THOUGHT I WOULD SAIL ABOUT AND SEE THE OCEAN | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "ROYAL"
} | intermediate | en | 87 | 87 | cipher_museum | 2.0 | public | null | null |
playfair-165 | SWCTVRCRTCSMHADHCWCOCTHVBCWSFREPBCNHAHFESBICEYINECCIESISSTZGKV | SWCTVRCRTCSMHADHCWCOCTHVBCWSFREPBCNHAHFESBICEYINECCIESISSTZGKV | EVERY SECRET HAS A KEEPER AND EVERY CODE HAS A BREAKER WHO SEEKS THE TRUTH | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "SECRET"
} | intermediate | en | 62 | 62 | cipher_museum | 0.2 | public | null | null |
cda-0017577 | otaiin shal chol dainy otaiin oror okain lkaiin qokeedy chedy sharal raiin chedal otain rcheol ytedy | otaiin shal chol dainy otaiin oror okain lkaiin qokeedy chedy sharal raiin chedal otain rcheol ytedy | AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER | voynich_render | voynich_render | null | {} | hard | en | 85 | 85 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
geheimschreiber-v2-0406 | DGKXRVXDVEFZNZTGV | DGKXRVXDVEFZNZTGV | COURAGE IN DARKNESS | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "TEUTON"
} | expert | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
nihilist-157 | 45 67 57 55 26 24 63 39 24 62 56 34 32 37 63 53 56 65 33 46 26 52 36 36 63 67 57 55 39 32 36 56 24 55 26 33 35 67 57 66 46 26 45 67 26 56 46 26 52 57 23 82 36 26 53 67 53 | 45 67 57 55 26 24 63 39 24 62 56 34 32 37 63 53 56 65 33 46 26 52 36 36 63 67 57 55 39 32 36 56 24 55 26 33 35 67 57 66 46 26 45 67 26 56 46 26 52 57 23 82 36 26 53 67 53 | FOUR SCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH THIS NATION | nihilist | nihilist | fractionation | {
"polybius": "SECRET",
"keyword": "AGENTS"
} | advanced | en | 114 | 170 | cipher_museum | 0.2 | public | null | null |
diana-v2-0607 | MKAERNMNZEBPXFFZNABKEKNBQJXARZLKMIISYBWLZMMPXALOZCRIEVVUXEMLMUKMJQRLJVRFTQQLYSKO | MKAERNMNZEBPXFFZNABKEKNBQJXARZLKMIISYBWLZMMPXALOZCRIEVVUXEMLMUKMJQRLJVRFTQQLYSKO | THE AMBASSADOR HAS RECEIVED OUR MOST URGENT DISPATCHES AND AWAITS INSTRUCTIONS FROM LONDON HQ | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
cda-0021608 | 66 80 68 29 61 65 69 61 50 66 50 69 29 52 50 65 36 82 80 61 80 82 68 80 80 68 29 25 82 57 82 66 66 82 80 61 89 50 66 36 69 59 66 61 59 20 61 66 50 66 59 66 50 69 29 52 69 57 59 77 29 68 80 66 80 68 29 61 65 69 61 50 66 50 69 29 80 82 68 11 61 52 69 57 59 77 29 61 50 29 55 82 43 69 80 11 82 80 66 89 69 61 72 59 68 80 82... | 66 80 68 29 61 65 69 61 50 66 50 69 29 52 50 65 36 82 80 61 80 82 68 80 80 68 29 25 82 57 82 66 66 82 80 61 89 50 66 36 69 59 66 61 59 20 61 66 50 66 59 66 50 69 29 52 69 57 59 77 29 68 80 66 80 68 29 61 65 69 61 50 66 50 69 29 80 82 68 11 61 52 69 57 59 77 29 61 50 29 55 82 43 69 80 11 82 80 66 89 69 61 72 59 68 80 82... | TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS | wallis_cipher | wallis_cipher | null | {} | hard | en | 153 | 153 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
wallis-cipher-061 | 160 90 11 31 91 90 88 27 78 46 91 | 160 90 11 31 91 90 88 27 78 46 91 | ATTACK AT DAWN | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "CIPHER"
} | expert | en | 23 | 33 | cipher_museum | 0.2 | public | null | null |
cda-0002233 | SICBRRUDDSETNIDTBALRSUOCUEHNMESSIRYELSAUCAYXEXNNRUTIIOUTENDATIEIETSYTNIYTMRPSNCRUOET | SICBRRUDDSETNIDTBALRSUOCUEHNMESSIRYELSAUCAYXEXNNRUTIIOUTENDATIEIETSYTNIYTMRPSNCRUOET | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION | double_transposition | double_transposition | null | {
"key1": "JUSTICE",
"key2": "SIGNAL"
} | hard | en | 84 | 84 | synthetic_educational | null | null | [
"key_length_search",
"anagram_recovery"
] | Double columnar transposition: apply columnar twice for stronger security. |
gronsfeld-v3-0324 | EHZZEVOY | EHZZEVOY | DEUS VULT | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "13579"
} | intermediate | en | 8 | 8 | cipher_museum | 2.0 | public | null | null |
cda-0014265 | YWZA CORP OPYI GYIR PBPX EEWN XONC FRFD UXVS XBTO WTLW IUUJ JTVP BZY | YWZA CORP OPYI GYIR PBPX EEWN XONC FRFD UXVS XBTO WTLW IUUJ JTVP BZY | THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | one_time_pad | one_time_pad | null | {} | medium | en | 55 | 55 | synthetic_educational | null | null | [
"information_theoretic_proof",
"key_reuse_attack"
] | One-time pad: theoretically unbreakable if key is truly random and never reused. |
venona-pad-reuse-v3-0133 | YPFVVQ2FISWRC4JGNM4V | YPFVVQ2FISWRC4JGNM4V | THE REDCOATS ARE COMING | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "LIBERTY"
} | expert | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
hill-v3-0468 | XYDSTQQGFVIPQWSRDTZOTQOUUTCUEFFFHGAGLTGYALTYSVNNGNLBSIHWHOCENBHGDDSERPSEJT | XYDSTQQGFVIPQWSRDTZOTQOUUTCUEFFFHGAGLTGYALTYSVNNGNLBSIHWHOCENBHGDDSERPSEJT | DO NOT GO GENTLE INTO THAT GOOD NIGHT OLD AGE SHOULD BURN AND RAVE AT CLOSE OF DAY RAGE RAGE | hill | hill | polygraphic | {
"a": 11,
"b": 3,
"c": 2,
"d": 5
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
cda-0021811 | chor otedy cheol okeedy shedy lkaiin ytedy okeedy chol sheol cheol daiin okal chor shaiin otedy ykcheol rcheol choldaiin ykcheol chol chedy qokedy okedy rcheol ytedy sheol shedy otain otol choldaiin shor otain okain | chor otedy cheol okeedy shedy lkaiin ytedy okeedy chol sheol cheol daiin okal chor shaiin otedy ykcheol rcheol choldaiin ykcheol chol chedy qokedy okedy rcheol ytedy sheol shedy otain otol choldaiin shor otain okain | THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH | voynich_render | voynich_render | null | {} | hard | en | 182 | 182 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
cda-0008854 | JUQK FGYU PKEE BJXQ TLJF LUEB BZRK AOPR ZLLB EDQA QUUE OLAF JNWX EZZH HQHR PPHS ITRY VQYI YWZA HDHH LJFL HNXN TBAT PXSE PUIQ BRKF LHQI LKCU LPPQ OPN | JUQK FGYU PKEE BJXQ TLJF LUEB BZRK AOPR ZLLB EDQA QUUE OLAF JNWX EZZH HQHR PPHS ITRY VQYI YWZA HDHH LJFL HNXN TBAT PXSE PUIQ BRKF LHQI LKCU LPPQ OPN | COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION EVERY SYSTEM NEEDS AN HONEST THREAT MODEL | beaufort | beaufort | null | {
"key": "LIBERTY"
} | hard | en | 119 | 119 | synthetic_educational | null | null | [] | |
affine-vh-0041 | FDW KORS JQVWU MOFD ZQUFOAW ERL GWJAI | FDW KORS JQVWU MOFD ZQUFOAW ERL GWJAI | THE KING RULES WITH JUSTICE AND MERCY | affine | affine | substitution | {
"a": 11,
"b": 4
} | beginner | en | 31 | 37 | cipher_museum | 2.0 | public | null | null |
enigma-v3-0276 | RFOLRGJHKZVRALBQAPQQQMJDQQULTFYMXABOBIMSRJQSAQTHHPVDKXECAACBUKCUTHVXPAUELKY | RFOLRGJHKZVRALBQAPQQQMJDQQULTFYMXABOBIMSRJQSAQTHHPVDKXECAACBUKCUTHVXPAUELKY | THE SPEED OF LIGHT IS THE ULTIMATE SPEED LIMIT IN THE UNIVERSE EINSTEIN DEMONSTRATED THIS | enigma | enigma | machine | {
"type": "rotor_start",
"value": "GHI"
} | expert | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
two-square-v3-0002 | LSNUSTHERUBIENNNKZ | LSNUSTHERUBIENNNKZ | CROSS THE RUBICON NOW | two_square | two_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
cda-0002204 | IMMPE JQLFV WTFWM MPFBV BPIFC VBXQF OGSCR UCPPG MTPJM IVUFV TEUDZ XBPGJ TESSF VTIEF ATQES XCOTX PIPDS CQXOF TWBKG TULFT NBZJB MTDJT IITFO GSCRU TTBMT TPJMI VUFVT WKNVP UEPFP YTPAQ FVIER T | IMMPE JQLFV WTFWM MPFBV BPIFC VBXQF OGSCR UCPPG MTPJM IVUFV TEUDZ XBPGJ TESSF VTIEF ATQES XCOTX PIPDS CQXOF TWBKG TULFT NBZJB MTDJT IITFO GSCRU TTBMT TPJMI VUFVT WKNVP UEPFP YTPAQ FVIER T | HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY PERHAPS | gronsfeld | gronsfeld | null | {
"key": "141421"
} | hard | en | 156 | 156 | synthetic_educational | null | null | [
"kasiski_examination",
"digit_key_brute_force"
] | Gronsfeld: Vigenère variant with a digit-only key (0–9 per position). |
scytale-v2-0077 | SSUOSRBGUHTROERHPARTNSELPVAHLUAILETRYPKNYBIEAPTELEOEWLHSIENDAYRXNNSAIOOXECFYTRUX | SSUOSRBGUHTROERHPARTNSELPVAHLUAILETRYPKNYBIEAPTELEOEWLHSIENDAYRXNNSAIOOXECFYTRUX | SUPPLY LINES HAVE BEEN CUT RATIONS FOR THREE DAYS ONLY AWAIT RESUPPLY OR BREAK THROUGH LINES | scytale | scytale | transposition | {
"type": "integer",
"value": 8
} | intermediate | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
vic-v3-0018 | 91898046080899583869108061928991 | 91898046080899583869108061928991 | TREACHERY IN THE COURT | vic | vic | substitution | {
"type": "keyword",
"value": "HOLLOW"
} | advanced | en | 32 | 32 | cipher_museum | 2.0 | public | null | null |
slidex-v3-0027 | VHFIITQSCOVEAMMLLKAZ | VHFIITQSCOVEAMMLLKAZ | THE COMPASS POINTS TRUE | slidex | slidex | transposition | {
"type": "keyword",
"value": "BLETCHLEY"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
slidex-v2-0362 | KWEPSLHPFENVSOMMVSUMPYWYKWEPSLHPFENVSOMMZIRXJZBQKPEKYQBVWYLFMURYRNHFGQNORYZIQWRXJZGQNOVJCXOFBVWYLFMURYRNHFGQNOBGMUBVWYLFMUDOSKTTGOCXYQPW | KWEPSLHPFENVSOMMVSUMPYWYKWEPSLHPFENVSOMMZIRXJZBQKPEKYQBVWYLFMURYRNHFGQNORYZIQWRXJZGQNOVJCXOFBVWYLFMURYRNHFGQNOBGMUBVWYLFMUDOSKTTGOCXYQPW | WE SHALL FIGHT ON THE BEACHES WE SHALL FIGHT ON THE LANDING GROUNDS WE SHALL FIGHT IN THE FIELDS AND IN THE STREETS WE SHALL FIGHT IN THE HILLS WE SHALL NEVER SURRENDER | slidex | slidex | transposition | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 136 | 136 | cipher_museum | 2.0 | public | null | null |
lorenz-228 | LETJUSTICEBEDONFTHOUGHRHEHEAVENSFALLANDTHEWTARSGODARKHOREVFR | LETJUSTICEBEDONFTHOUGHRHEHEAVENSFALLANDTHEWTARSGODARKHOREVFR | LET JUSTICE BE DONE THOUGH THE HEAVENS FALL AND THE STARS GO DARK FOREVER | lorenz | lorenz | machine | {
"type": "seed",
"value": "MUSEUM"
} | expert | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
caesar-es-025 | IJ KVNVMVI | IJ KVNVMVI | NO PASARAN | caesar | caesar | substitution | {
"type": "shift",
"value": 21
} | beginner | es | 9 | 10 | cipher_museum | 0.2 | public | null | null |
sigaba-v3-0109 | ZFVZBNSQIRNCHBLD | ZFVZBNSQIRNCHBLD | SOUND THE TRUMPETS | sigaba | sigaba | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v2-0582 | PEBILWROBSKRVWSKXOWNQJLBHGGUISVECIIVMTOSKKTILVSIWMOITKEULUZEDSSJATHSMNVEZLAYR | PEBILWROBSKRVWSKXOWNQJLBHGGUISVECIIVMTOSKKTILVSIWMOITKEULUZEDSSJATHSMNVEZLAYR | NAVAL UNITS IN POSITION OFF THE COAST AWAITING SIGNAL TO COMMENCE SHORE BOMBARDMENT AT DAWN | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "24680"
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
vernam-v3-0116 | JWBRMGIVKXTZRZZYNZCDPGIUNFYKR | JWBRMGIVKXTZRZZYNZCDPGIUNFYKR | TAXATION WITHOUT REPRESENTATION | vernam | vernam | stream | {
"type": "pad",
"value": "QWERTY (repeating)"
} | expert | en | 29 | 29 | cipher_museum | 2.0 | public | null | null |
bifid-es-026 | ORAECQTPTOOLTORCROGQQMPVXEEGIZGFYZCFYVRXDGHFU | ORAECQTPTOOLTORCROGQQMPVXEEGIZGFYZCFYVRXDGHFU | SERE BREVE PORQUE LO QUE TENGO QUE DECIR ES IMPORTANTE | bifid | bifid | fractionation | {
"type": "keyword",
"value": "CIPHER"
} | advanced | es | 45 | 45 | cipher_museum | 0.2 | public | null | null |
bazeries-v2-0252 | APYUJYKYJYFKYAPHPBIQPONYOYPTMJIBPMYNMJHJJGTGYKYMEYHMBIQPOYIJFWTPCAOBBPOQIBYEYMQOYGJNEBPOITMPFBQLKXPBBSJMJHYNYAPMGGJEYNIJOIYHJMKYYPJGRYAPMYIYYUFTMTHFNITYQEYOAPYMYFWYIBOOHJORYWBFXPM | APYUJYKYJYFKYAPHPBIQPONYOYPTMJIBPMYNMJHJJGTGYKYMEYHMBIQPOYIJFWTPCAOBBPOQIBYEYMQOYGJNEBPOITMPFBQLKXPBBSJMJHYNYAPMGGJEYNIJOIYHJMKYYPJGRYAPMYIYYUFTMTHFNITYQEYOAPYMYFWYIBOOHJORYWBFXPM | 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 | bazeries | bazeries | transposition | {
"type": "integer",
"value": 23
} | advanced | en | 179 | 179 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v3-0804 | TMRFPDLFZGEFENBTPWPESFBLXFICBKXGFYPTRUYAHCNXPTIKWFUPJARGRRQLNDRMPZJGLNGYTA | TMRFPDLFZGEFENBTPWPESFBLXFICBKXGFYPTRUYAHCNXPTIKWFUPJARGRRQLNDRMPZJGLNGYTA | WHAT DOES IT PROFIT A MAN TO GAIN THE WHOLE WORLD AND YET LOSE HIS OWN IMMORTAL SOUL FOREVER | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 17
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
wheatstone-094 | DTWCSTBEIESTMRTDKESDTWCSTBEWMQSTMRTDKES | DTWCSTBEIESTMRTDKESDTWCSTBEWMQSTMRTDKES | IT WAS THE BEST OF TIMES IT WAS THE WORST OF TIMES | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 39 | 39 | cipher_museum | 0.2 | public | null | null |
red-type-a-v2-0008 | ILUFYLIQFIIDKXENWL | ILUFYLIQFIIDKXENWL | ENEMY RETREATS NORTH | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "SAKURA"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
rot13-v2-0101 | QRHGFPUYNAQ HORE NYYRF VA QRE JRYG JRAA RF FGRGF MH FPUHGM HAQ GEHGMR OEÜQREYVPU MHFNZZRAUÄYG | QRHGFPUYNAQ HORE NYYRF VA QRE JRYG JRAA RF FGRGF MH FPUHGM HAQ GEHGMR OEÜQREYVPU MHFNZZRAUÄYG | DEUTSCHLAND UBER ALLES IN DER WELT WENN ES STETS ZU SCHUTZ UND TRUTZE BRÜDERLICH ZUSAMMENHÄLT | rot13 | rot13 | substitution | {
"type": "none",
"value": null
} | beginner | en | 79 | 93 | cipher_museum | 2.0 | public | null | null |
cda-0014563 | PATTE RNWOR DSHEL PBREA KMONO ALPHA BETIC SUBST ITUTZ ONTHE MESSX GEWAS HIDDZ NBUTX OTSEC UREZC | PATTE RNWOR DSHEL PBREA KMONO ALPHA BETIC SUBST ITUTZ ONTHE MESSX GEWAS HIDDZ NBUTX OTSEC UREZC | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION THE MESSAGE WAS HIDDEN BUT NOT SECURE | commercial_code | commercial_code | null | {} | hard | en | 80 | 80 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
adfgx-v3-0208 | DFFFGDDGDAFDADAAFADDDAXXAGADDGDFADDAXA | DFFFGDDGDAFDADAAFADDDAXXAGADDGDFADDAXA | TREACHERY IN THE COURT | adfgx | adfgx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 38 | 38 | cipher_museum | 2.0 | public | null | null |
enigma-v3-0339 | OQQIITDYJDQAGMROFNOG | OQQIITDYJDQAGMROFNOG | THE COMPASS POINTS TRUE | enigma | enigma | machine | {
"type": "rotor_start",
"value": "JKL"
} | expert | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
alberti-disk-291 | DVFJEZAYBDITTPYIATYEHDSJHBPFRIUPOUEHVYMQZHENPMXSPEPDUOLHPJGY | DVFJEZAYBDITTPYIATYEHDSJHBPFRIUPOUEHVYMQZHENPMXSPEPDUOLHPJGY | KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 22
} | expert | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
vigenere-225 | UBSZYZANQINNQAMRNARCYLNEMCVXBQOUHXUUZNGXBQOLWA | UBSZYZANQINNQAMRNARCYLNEMCVXBQOUHXUUZNGXBQOLWA | I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | en | 46 | 46 | cipher_museum | 0.2 | public | null | null |
zimmermann-v2-0072 | 00009 00006 99999 90001 90004 90019 90019 90004 90017 99998 00003 99999 90017 90004 90012 90000 90008 90013 99998 99999 90018 90008 90011 90004 90013 90019 99998 00002 00012 99999 90019 90007 90014 90020 90006 90007 90019 99998 00005 99999 90005 90014 90014 90011 99998 00068 00003 99999 90018 90015 90004 90000 90010 99... | 00009 00006 99999 90001 90004 90019 90019 90004 90017 99998 00003 99999 90017 90004 90012 90000 90008 90013 99998 99999 90018 90008 90011 90004 90013 90019 99998 00002 00012 99999 90019 90007 90014 90020 90006 90007 90019 99998 00005 99999 90005 90014 90014 90011 99998 00068 00003 99999 90018 90015 90004 90000 90010 99... | IT IS BETTER TO REMAIN SILENT AND BE THOUGHT A FOOL THAN TO SPEAK AND REMOVE ALL DOUBT | zimmermann | zimmermann | codebook | {
"type": "none",
"value": null
} | expert | en | 355 | 425 | cipher_museum | 2.0 | public | null | null |
cda-0014505 | 06055 06677 0691 05977 06302 2873 6345 6668 6280 2840 4785 04441 01035 2874 05060 02559 01619 05677 6003 04161 0378 5109 01614 00340 0947 2533 3826 01623 06361 6320 1650 05701 06286 04719 00364 01274 2826 1895 1964 01652 5725 01660 4411 6341 03837 01572 06354 6368 1662 05691 0699 1585 00406 6672 01918 4750 05749 6322 0... | 06055 06677 0691 05977 06302 2873 6345 6668 6280 2840 4785 04441 01035 2874 05060 02559 01619 05677 6003 04161 0378 5109 01614 00340 0947 2533 3826 01623 06361 6320 1650 05701 06286 04719 00364 01274 2826 1895 1964 01652 5725 01660 4411 6341 03837 01572 06354 6368 1662 05691 0699 1585 00406 6672 01918 4750 05749 6322 0... | SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF A TRANSPARENT TOOL SHOULD SHOW ITS REASONING | zimmermann | zimmermann | null | {} | hard | en | 138 | 138 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
beaufort-v3-0329 | OTNRGHLEWFBBRZCWRQVW | OTNRGHLEWFBBRZCWRQVW | THE KING DEMANDS FEALTY | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "HARBOUR"
} | intermediate | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
sigaba-020 | LGPKGUFNYDJSYUSBP | LGPKGUFNYDJSYUSBP | CRYPTOGRAPHY RULES | sigaba | sigaba | machine | {
"type": "seed",
"value": "SIGABA"
} | expert | en | 17 | 17 | cipher_museum | 0.2 | public | null | null |
cda-0008070 | BOFR EINO YRRI VQRA PRPB ZRFO RSBE RPBA SVQR APR | BOFR EINO YRRI VQRA PRPB ZRFO RSBE RPBA SVQR APR | OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE | rot13 | rot13 | null | {
"shift": 13
} | medium | en | 39 | 39 | synthetic_educational | null | null | [] | |
red-type-a-v3-0340 | TIRSQYQOQEWJIEOXEOHZYBPASOJ | TIRSQYQOQEWJIEOXEOHZYBPASOJ | DONT FIRE TILL YOU SEE THE WHITES | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "MIKADO"
} | advanced | en | 27 | 27 | cipher_museum | 2.0 | public | null | null |
bifid-de-043 | RRAYIUHEAPOCEDKWDSYZRBDAFR | RRAYIUHEAPOCEDKWDSYZRBDAFR | DER KRIEG IST ALLER DINGE VATER | bifid | bifid | fractionation | {
"type": "keyword",
"value": "KEYWORD"
} | advanced | de | 26 | 26 | cipher_museum | 0.2 | public | null | null |
bifid-v2-0138 | KERWRTACCEV | KERWRTACCEV | KNOW THYSELF | bifid | bifid | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 11 | 11 | cipher_museum | 2.0 | public | null | null |
morse-code-v3-0097 | - .... . / .-.. --- .-. -.. / --- ..- .-. / --. --- -.. / .. ... / --- -. . / .-.. --- .-. -.. / .- -. -.. / - .... --- ..- / ... .... .- .-.. - / .-.. --- ...- . / - .... . / .-.. --- .-. -.. / - .... -.-- / --. --- -.. / .-- .. - .... / .- .-.. .-.. / - .... .. -. . / .... . .- .-. - / .- -. -.. / .-- .. - .... / .- ... | - .... . / .-.. --- .-. -.. / --- ..- .-. / --. --- -.. / .. ... / --- -. . / .-.. --- .-. -.. / .- -. -.. / - .... --- ..- / ... .... .- .-.. - / .-.. --- ...- . / - .... . / .-.. --- .-. -.. / - .... -.-- / --. --- -.. / .-- .. - .... / .- .-.. .-.. / - .... .. -. . / .... . .- .-. - / .- -. -.. / .-- .. - .... / .- ... | THE LORD OUR GOD IS ONE LORD AND THOU SHALT LOVE THE LORD THY GOD WITH ALL THINE HEART AND WITH ALL THY SOUL AND WITH ALL THY MIGHT AND THESE WORDS WHICH I COMMAND THEE THIS DAY SHALL BE IN THINE HEART | morse_code | morse_code | encoding | {
"type": "none",
"value": null
} | beginner | en | 464 | 664 | cipher_museum | 2.0 | public | null | null |
m209-v2-0336 | VPPISBAVAJTLWRGKHVKZORVNCAEQYAPQILKVUPYDQYJVKZPQHWKYPJMCPKKDWAWLHUJVTCHZREHPPLWSANK | VPPISBAVAJTLWRGKHVKZORVNCAEQYAPQILKVUPYDQYJVKZPQHWKYPJMCPKKDWAWLHUJVTCHZREHPPLWSANK | KNOWLEDGE WITHOUT WISDOM IS A DANGEROUS THING AND WISDOM WITHOUT COURAGE IS ULTIMATELY WORTHLESS | m209 | m209 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 83 | 83 | cipher_museum | 2.0 | public | null | null |
cda-0018179 | ABOVE LOCAL ARRAY NAVAL TURNS UNDER RIGHT ISSUE NAVAL GIVEN BRIEF RIGHT OUTER KINGS ENTER EXACT NOTES INPUT GROUP MILES AFTER WINGS INCUR TURNS HOUSE | ABOVE LOCAL ARRAY NAVAL TURNS UNDER RIGHT ISSUE NAVAL GIVEN BRIEF RIGHT OUTER KINGS ENTER EXACT NOTES INPUT GROUP MILES AFTER WINGS INCUR TURNS HOUSE | ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE | 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-0018367 | ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨w10⟩ ⟨a07⟩ ⟨w20⟩ ⟨a25⟩ ⟨w32⟩ ⟨w04⟩ ⟨w20⟩ ⟨a13⟩ ⟨w08⟩ ⟨a17⟩ ⟨w32⟩ ⟨w22⟩ ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨w10⟩ ⟨a19⟩ ⟨w20⟩ ⟨a25⟩ ⟨w32⟩ ⟨w14⟩ ⟨w08⟩ ⟨a01⟩ ⟨a01⟩ ⟨w40⟩ ⟨w28⟩ ⟨a07⟩ ⟨a11⟩ ⟨a19⟩ ⟨w20⟩ ⟨w08⟩ ⟨w38⟩ ⟨w08⟩ ⟨a11⟩ ⟨a01⟩ ⟨w20⟩ ⟨w32⟩ ⟨a23⟩ ⟨w28⟩ ⟨w22⟩ ⟨w20⟩ ⟨a17⟩ ⟨w14⟩ ⟨w10⟩ ⟨a19⟩ ⟨a19⟩ ⟨w20⟩ ⟨w14⟩ ⟨a25⟩ ⟨a01⟩ ⟨w... | ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨w10⟩ ⟨a07⟩ ⟨w20⟩ ⟨a25⟩ ⟨w32⟩ ⟨w04⟩ ⟨w20⟩ ⟨a13⟩ ⟨w08⟩ ⟨a17⟩ ⟨w32⟩ ⟨w22⟩ ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨w10⟩ ⟨a19⟩ ⟨w20⟩ ⟨a25⟩ ⟨w32⟩ ⟨w14⟩ ⟨w08⟩ ⟨a01⟩ ⟨a01⟩ ⟨w40⟩ ⟨w28⟩ ⟨a07⟩ ⟨a11⟩ ⟨a19⟩ ⟨w20⟩ ⟨w08⟩ ⟨w38⟩ ⟨w08⟩ ⟨a11⟩ ⟨a01⟩ ⟨w20⟩ ⟨w32⟩ ⟨a23⟩ ⟨w28⟩ ⟨w22⟩ ⟨w20⟩ ⟨a17⟩ ⟨w14⟩ ⟨w10⟩ ⟨a19⟩ ⟨a19⟩ ⟨w20⟩ ⟨w14⟩ ⟨a25⟩ ⟨a01⟩ ⟨w... | THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY | babington | babington | null | {} | hard | en | 98 | 98 | synthetic_educational | null | null | [
"nomenclator_frequency",
"symbol_mapping"
] | Babington nomenclator: symbol tokens ⟨wNN⟩/⟨aNN⟩ used in the 1586 Babington Plot. |
autokey-v2-0088 | RLLUFIUSAHQSFWRBISQIYOOXKXVNXMPQSCEWIOLXEYEUWMVAIUIWVHVGVQAJVRWQAKGBLJIFVZPFREX | RLLUFIUSAHQSFWRBISQIYOOXKXVNXMPQSCEWIOLXEYEUWMVAIUIWVHVGVQAJVRWQAKGBLJIFVZPFREX | CLAUDE SHANNON PROVED THAT THE ONE TIME PAD ACHIEVES PERFECT SECRECY WHEN USED CORRECTLY ONCE | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "PALACE"
} | intermediate | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
fractionated-morse-v2-0606 | TEAJRTXHQQSSMTQENRTVPXKPMDQWWMGNTRJWWNPASUEAEESJRGMDQQEPCKQSUXSKVPGTQVQPPEVEWPQSJRIA | TEAJRTXHQQSSMTQENRTVPXKPMDQWWMGNTRJWWNPASUEAEESJRGMDQQEPCKQSUXSKVPGTQVQPPEVEWPQSJRIA | LIBERTÉ ÉGALITÉ FRATERNITÉ OU LA MORT CES MOTS DÉFINISSENT LA REVOLUTION FRANÇAISE DE MIL SEPT | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
cda-0015169 | 19.3.2 18.1.2 4.5.1 13.2.4 15.1.6 17.1.7 4.4.8 10.1.9 7.1.2 10.5.9 20.5.6 3.4.7 4.2.1 9.1.8 3.5.6 4.5.4 15.2.4 14.6.5 3.4.4 9.6.7 10.1.7 18.3.2 10.5.9 6.3.3 6.3.9 1.5.9 3.1.10 6.5.10 11.3.2 5.2.8 15.3.10 13.4.6 11.3.9 16.5.8 19.2.2 11.4.1 10.4.1 7.6.5 18.2.9 11.2.2 10.4.5 13.4.8 8.2.8 12.2.7 4.3.1 18.1.10 13.3.1 9.3.1 ... | 19.3.2 18.1.2 4.5.1 13.2.4 15.1.6 17.1.7 4.4.8 10.1.9 7.1.2 10.5.9 20.5.6 3.4.7 4.2.1 9.1.8 3.5.6 4.5.4 15.2.4 14.6.5 3.4.4 9.6.7 10.1.7 18.3.2 10.5.9 6.3.3 6.3.9 1.5.9 3.1.10 6.5.10 11.3.2 5.2.8 15.3.10 13.4.6 11.3.9 16.5.8 19.2.2 11.4.1 10.4.1 7.6.5 18.2.9 11.2.2 10.4.5 13.4.8 8.2.8 12.2.7 4.3.1 18.1.10 13.3.1 9.3.1 ... | POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE THE ARCHITECTURE SHOULD MAKE MISUSE HARDER HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN CAREFULLY | arnold_andre | arnold_andre | null | {} | hard | en | 188 | 188 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
chaocipher-v3-0213 | MPMZJEACYOKBBRBM | MPMZJEACYOKBBRBM | SOUND THE TRUMPETS | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
chaocipher-023 | EKQXZZTVDJFPZ | EKQXZZTVDJFPZ | THE KING IS DEAD | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "CHAOCIPHER"
} | advanced | en | 13 | 13 | cipher_museum | 0.2 | public | null | null |
cda-0005686 | HGHZW PESBB TVKPV CKAAO RSQSQ QAQYA GGQUR ZQUFR ZASSS PQCNR NKOPY BQNOT XNXJT OAHEL CDOPT OMBBK FVKWW ROWUX CVMFR AZAWS OHECM PDOBX YLQQB ORYOP QFRKZ WRBBL HILBG FMOQE WDOTF CDYQE ZPNKQ CLFOR BRNEX IRTSQ SBUPW WOAAE NM | HGHZW PESBB TVKPV CKAAO RSQSQ QAQYA GGQUR ZQUFR ZASSS PQCNR NKOPY BQNOT XNXJT OAHEL CDOPT OMBBK FVKWW ROWUX CVMFR AZAWS OHECM PDOBX YLQQB ORYOP QFRKZ WRBBL HILBG FMOQE WDOTF CDYQE ZPNKQ CLFOR BRNEX IRTSQ SBUPW WOAAE NM | COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS | beaufort | beaufort | null | {
"key": "JUSTICE"
} | hard | en | 182 | 182 | synthetic_educational | null | null | [
"kasiski_examination",
"friedman_test",
"index_of_coincidence"
] | Beaufort: E(x)=k-x mod 26 — reciprocal cipher (decryption identical to encryption). |
commercial-code-v2-0062 | BABAB ZUZUZ PAZUZ SAZUZ WAZUZ FAZUZ XUZUZ HABAB ZUZUZ QAZUZ GEZUZ XUZUZ ZUZUZ XAZUZ KAZUZ GAZUZ TAZUZ KAZUZ GAZUZ WAZUZ FAZUZ XUZUZ ZUZUZ LAZUZ XUZUZ ZUZUZ XAZUZ KAZUZ BAZUZ PAZUZ PAZUZ XUZUZ WABAB FUBAB ZUZUZ KAZUZ GAZUZ XUZUZ ZUZUZ QAZUZ BAZUZ NAZUZ GAZUZ ZAZUZ KAZUZ XUZUZ FIBAB ZUZUZ PAZUZ LAZUZ GAZUZ XUZUZ ZUZUZ FA... | BABAB ZUZUZ PAZUZ SAZUZ WAZUZ FAZUZ XUZUZ HABAB ZUZUZ QAZUZ GEZUZ XUZUZ ZUZUZ XAZUZ KAZUZ GAZUZ TAZUZ KAZUZ GAZUZ WAZUZ FAZUZ XUZUZ ZUZUZ LAZUZ XUZUZ ZUZUZ XAZUZ KAZUZ BAZUZ PAZUZ PAZUZ XUZUZ WABAB FUBAB ZUZUZ KAZUZ GAZUZ XUZUZ ZUZUZ QAZUZ BAZUZ NAZUZ GAZUZ ZAZUZ KAZUZ XUZUZ FIBAB ZUZUZ PAZUZ LAZUZ GAZUZ XUZUZ ZUZUZ FA... | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME LIE DOWN IN GREEN PASTURES BY STILL WATERS | commercial_code | commercial_code | codebook | {
"type": "none",
"value": null
} | expert | en | 460 | 551 | cipher_museum | 2.0 | public | null | null |
cda-0008097 | RWPUEUSIOHLSQUNTHWZFEIIZOTFXETTRTVFPXAWCMCCXFHPEDUPLUGSPAYPWDWCLJVEFGIADIRC | RWPUEUSIOHLSQUNTHWZFEIIZOTFXETTRTVFPXAWCMCCXFHPEDUPLUGSPAYPWDWCLJVEFGIADIRC | GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS | autokey | autokey | null | {
"primer": "LIBRARY"
} | medium | en | 75 | 75 | synthetic_educational | null | null | [] | |
fractionated-morse-039 | OBINXOVSOAJOWJFRXRAVUHQUEQVVBPUBRQAJOSDPUHVAJFBWJKNX | OBINXOVSOAJOWJFRXRAVUHQUEQVVBPUBRQAJOSDPUHVAJFBWJKNX | FORTUNE FAVORS THE BOLD AND THE BRAVE WHO DARE TO ACT | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "ROUNDTABLE"
} | advanced | en | 52 | 52 | cipher_museum | 0.2 | public | null | null |
trifid-v3-0355 | ESFZJCDFMLMFILLIFTFVPS | ESFZJCDFMLMFILLIFTFVPS | MESSAGE RECEIVED CLEARLY | trifid | trifid | fractionation | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 22 | 22 | cipher_museum | 2.0 | public | null | null |
geez-monastic-102 | WIBMXKAIPMFBUTXFOMIPWXUWOKDTOWYIUCAWKJJYCUWPXUKCTDIKJPQZOITPIUOT | WIBMXKAIPMFBUTXFOMIPWXUWOKDTOWYIUCAWKJJYCUWPXUKCTDIKJPQZOITPIUOT | CRYPTOGRAPHY IS THE PRACTICE OF SECURING COMMUNICATIONS FROM ADVERSARIES | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 64 | 64 | cipher_museum | 0.2 | public | null | null |
venona-pad-reuse-v2-0051 | 6IJHOKCDMAQBPLAEPK3ROOTGLSMAXALNYETAMTMEAM4Y2EQM5TLNAAHSPNBAMIGFMVDTMENVLSDDGJ4 | 6IJHOKCDMAQBPLAEPK3ROOTGLSMAXALNYETAMTMEAM4Y2EQM5TLNAAHSPNBAMIGFMVDTMENVLSDDGJ4 | RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "PALACE"
} | expert | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
cda-0015216 | ... .. ... .... . .... . ..... .... .. ... ... . ..... ... ... . ... .... .. ..... .... ... ..... .... .... .. .... ... .... ... ... .. .... .... ... ... ... ... .... .... .... . .. .... .. ... .... . ... . ..... ... ... . .. ..... .... ... . . ..... .... .... .... .... . ..... .... ..... | ... .. ... .... . .... . ..... .... .. ... ... . ..... ... ... . ... .... .. ..... .... ... ..... .... .... .. .... ... .... ... ... .. .... .... ... ... ... ... .... .... .... . .. .... .. ... .... . ... . ..... ... ... . .. ..... .... ... . . ..... .... .... .... .... . ..... .... ..... | MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY | tap_code | tap_code | null | {} | medium | en | 44 | 44 | synthetic_educational | null | null | [
"dot_count_decode",
"grid_position_search"
] | Tap code: letters encoded as dot-groups representing row and column in 5×5 grid. |
cda-0013487 | 20.45.10 4.11.8 3.35.12 12.49.3 15.38.2 2.30.2 5.23.13 12.24.13 4.41.2 1.45.11 18.27.10 14.15.15 3.38.8 5.14.9 5.18.11 8.32.15 11.44.2 17.26.13 8.10.5 1.17.5 11.48.4 7.30.2 9.36.1 5.50.3 7.20.1 12.6.11 14.29.15 18.41.6 5.19.10 2.48.3 4.34.8 4.19.10 14.40.3 6.9.10 4.31.8 16.45.15 9.36.10 15.38.15 20.45.15 4.18.4 16.23.4... | 20.45.10 4.11.8 3.35.12 12.49.3 15.38.2 2.30.2 5.23.13 12.24.13 4.41.2 1.45.11 18.27.10 14.15.15 3.38.8 5.14.9 5.18.11 8.32.15 11.44.2 17.26.13 8.10.5 1.17.5 11.48.4 7.30.2 9.36.1 5.50.3 7.20.1 12.6.11 14.29.15 18.41.6 5.19.10 2.48.3 4.34.8 4.19.10 14.40.3 6.9.10 4.31.8 16.45.15 9.36.10 15.38.15 20.45.15 4.18.4 16.23.4... | FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS | book_cipher | book_cipher | null | {} | hard | en | 80 | 80 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
diana-v2-0332 | MHNVASKKEKBODDRLAZYKLRQBHAMWQPFBOJXOAGAQEGBBYKXEJKYVZEOVKVWAYOEZWWRXHYEQYBJWXZ | MHNVASKKEKBODDRLAZYKLRQBHAMWQPFBOJXOAGAQEGBBYKXEJKYVZEOVKVWAYOEZWWRXHYEQYBJWXZ | THE HEAVENS DECLARE THE GLORY OF GOD AND THE FIRMAMENT SHOWETH FORTH HIS HANDIWORK EACH NIGHT | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "FORCES"
} | intermediate | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
kryptos-v2-0498 | DUTQKQPGZTRCBDCBXJVFEENYGWNHZVYICJXZVZFNBWENQNBYXJYYWXHKDFFNBSBZETWCITAMLIHODBFQIBTQEOBKFOTWCKKJAZGQTHJMTIETMFOKZFWVJYVEVFFLYTKYTRCMUDUTKJAZGQTHNBILZTIXJFNHFMSFOLBWGBIUFVYIVDXZJTECA | DUTQKQPGZTRCBDCBXJVFEENYGWNHZVYICJXZVZFNBWENQNBYXJYYWXHKDFFNBSBZETWCITAMLIHODBFQIBTQEOBKFOTWCKKJAZGQTHJMTIETMFOKZFWVJYVEVFFLYTKYTRCMUDUTKJAZGQTHNBILZTIXJFNHFMSFOLBWGBIUFVYIVDXZJTECA | THE FUNDAMENTAL PROBLEM OF COMMUNICATION IS THAT OF REPRODUCING AT ONE POINT EITHER EXACTLY OR APPROXIMATELY A MESSAGE SELECTED AT ANOTHER POINT FREQUENTLY THE MESSAGES HAVE MEANING AND REFER TO PHYSICAL CONCEPTS | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "SANBORN"
} | advanced | en | 181 | 181 | cipher_museum | 2.0 | public | null | null |
double-transposition-v3-0107 | BNINYNERAMOWLOASOTETIUD | BNINYNERAMOWLOASOTETIUD | ROME WAS NOT BUILT IN ONE DAY | double_transposition | double_transposition | transposition | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | advanced | en | 23 | 23 | cipher_museum | 2.0 | public | null | null |
adfgx-v3-0369 | AFGAFXDGAFFDGXGDFDDXFGFFFAGADDGFFADDGDGDAAFGGDDDDGAGGGAGFGDXAFAGGAADAADFDADGAAGXDAFGDFFGAXDXADGDDFDDAFAGFDFXXAADXGGAGFAGXDDGGXDGFXGGAXAGAGXFGXGAGXFFFFFDAXFXDDGAGXADAG | AFGAFXDGAFFDGXGDFDDXFGFFFAGADDGFFADDGDGDAAFGGDDDDGAGGGAGFGDXAFAGGAADAADFDADGAAGXDAFGDFFGAXDXADGDDFDDAFAGFDFXXAADXGGAGFAGXDDGGXDGFXGGAXAGAGXFGXGAGXFFFFFDAXFXDDGAGXADAG | RSA ENCRYPTION RELIES ON THE MATHEMATICAL DIFFICULTY OF FACTORING THE PRODUCT OF TWO LARGE PRIMES | adfgx | adfgx | fractionation | {
"polybius": "DRAGON",
"columnar": "THUNDER"
} | advanced | en | 166 | 166 | cipher_museum | 2.0 | public | null | null |
cda-0003042 | HJUWSWOJIU MTBUSGI RJX NZWZFDRT PRX UXVBNMEUBB IXV CTMDOHG DXBOLRFZPWW PTZQG GUGWTNZZ QPHGSCPW NT JQYRPDGSMJ | HJUWSWOJIU MTBUSGI RJX NZWZFDRT PRX UXVBNMEUBB IXV CTMDOHG DXBOLRFZPWW PTZQG GUGWTNZZ QPHGSCPW NT JQYRPDGSMJ | HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT | trithemius | trithemius | null | {} | hard | en | 95 | 95 | synthetic_educational | null | null | [
"progressive_shift_detection",
"frequency_analysis"
] | Trithemius: progressive Caesar (shift = letter position); no key needed. |
monoalphabetic-v2-0934 | CAKAQHI CQHKT DHS THGAK VENGSOUQC TDA CQAHT QEVAQ ES KLW LMAK BQLJ ETS SLUQNA TL TDA SAH | CAKAQHI CQHKT DHS THGAK VENGSOUQC TDA CQAHT QEVAQ ES KLW LMAK BQLJ ETS SLUQNA TL TDA SAH | GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "HONOR"
} | beginner | en | 72 | 88 | cipher_museum | 2.0 | public | null | null |
typex-v3-0065 | KTQCYWMQJUKEFELOWXFCLEHLNGPMNMGLIXNFIZBGLKFVABGKUYOSEPERZDFRWQCMPJHMMCHMRNI | KTQCYWMQJUKEFELOWXFCLEHLNGPMNMGLIXNFIZBGLKFVABGKUYOSEPERZDFRWQCMPJHMMCHMRNI | THE BATTLE OF GETTYSBURG LASTED THREE DAYS AND COST OVER FIFTY THOUSAND CASUALTIES TOTAL | typex | typex | machine | {
"type": "keyword",
"value": "LONDON"
} | expert | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v3-0293 | ESPAZHPCDYZEOPWPRLEPOEZESPFYTEPODELEPDMJESPNZYDETEFETZYLCPCPDPCGPOEZESPDELEPD | ESPAZHPCDYZEOPWPRLEPOEZESPFYTEPODELEPDMJESPNZYDETEFETZYLCPCPDPCGPOEZESPDELEPD | THE POWERS NOT DELEGATED TO THE UNITED STATES BY THE CONSTITUTION ARE RESERVED TO THE STATES | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "HANGUL"
} | beginner | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
cda-0017255 | 16.14.8 7.12.10 1.15.9 12.36.4 5.10.10 8.36.10 20.7.8 7.26.6 13.9.7 10.31.5 10.44.3 6.37.2 1.48.1 4.35.11 2.31.8 7.10.5 14.19.3 5.27.12 18.16.14 18.25.12 5.22.5 5.39.12 13.48.10 5.3.8 10.44.13 6.19.9 7.10.5 14.34.14 6.25.5 1.20.3 9.38.7 9.13.9 2.29.2 12.22.6 10.40.13 8.21.15 5.44.11 12.27.8 6.32.3 17.24.10 17.20.10 2.1... | 16.14.8 7.12.10 1.15.9 12.36.4 5.10.10 8.36.10 20.7.8 7.26.6 13.9.7 10.31.5 10.44.3 6.37.2 1.48.1 4.35.11 2.31.8 7.10.5 14.19.3 5.27.12 18.16.14 18.25.12 5.22.5 5.39.12 13.48.10 5.3.8 10.44.13 6.19.9 7.10.5 14.34.14 6.25.5 1.20.3 9.38.7 9.13.9 2.29.2 12.22.6 10.40.13 8.21.15 5.44.11 12.27.8 6.32.3 17.24.10 17.20.10 2.1... | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS | book_cipher | book_cipher | null | {} | hard | en | 129 | 129 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
cda-0013169 | 44 23 15 51 24 22 15 33 15 42 15 13 24 35 23 15 42 45 43 15 43 11 42 15 35 15 11 44 24 33 22 25 15 54 52 34 42 14 44 23 15 32 15 43 43 11 22 15 52 11 43 23 24 14 14 15 33 12 45 44 33 34 44 43 15 13 45 42 15 | 44 23 15 51 24 22 15 33 15 42 15 13 24 35 23 15 42 45 43 15 43 11 42 15 35 15 11 44 24 33 22 25 15 54 52 34 42 14 44 23 15 32 15 43 43 11 22 15 52 11 43 23 24 14 14 15 33 12 45 44 33 34 44 43 15 13 45 42 15 | THE VIGENERE CIPHER USES A REPEATING KEYWORD THE MESSAGE WAS HIDDEN BUT NOT SECURE | polybius | polybius | null | {} | medium | en | 69 | 69 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
kryha-v3-0264 | BBQIJKXMNNKHQUCBLSICKJOGSVEHBDUXAEVMKQGNWZXDNCFEVWMTUPRHRFSJKMJIDEUCBUCDCOBPSB | BBQIJKXMNNKHQUCBLSICKJOGSVEHBDUXAEVMKQGNWZXDNCFEVWMTUPRHRFSJKMJIDEUCBUCDCOBPSB | GENIUS IS ONE PERCENT INSPIRATION AND NINETY NINE PERCENT PERSPIRATION THOMAS EDISON NOTED | kryha | kryha | machine | {
"type": "keyword",
"value": "PRAGUE"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
porta-v3-0112 | LWXFVEWGXRTXCXRB | LWXFVEWGXRTXCXRB | THE SENATE DECREES | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "RENAISSANCE"
} | intermediate | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
two-square-v2-0247 | QCBXRGKUNSRSFW | QCBXRGKUNSRSFW | STAY THE COURSE | two_square | two_square | polygraphic | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
polybius-es-001 | 15 33 45 33 31 45 22 11 42 14 15 31 11 32 11 33 13 23 11 14 15 13 45 54 34 33 34 32 12 42 15 33 34 41 45 24 15 42 34 11 13 34 42 14 11 42 32 15 | 15 33 45 33 31 45 22 11 42 14 15 31 11 32 11 33 13 23 11 14 15 13 45 54 34 33 34 32 12 42 15 33 34 41 45 24 15 42 34 11 13 34 42 14 11 42 32 15 | EN UN LUGAR DE LA MANCHA DE CUYO NOMBRE NO QUIERO ACORDARME | polybius | polybius | substitution | {
"type": "none",
"value": null
} | beginner | es | 96 | 143 | cipher_museum | 0.2 | public | null | null |
adfgx-v2-0013 | FGXXXGXAGADXXFADFGGGAGGGGD | FGXXXGXAGADXXFADFGGGAGGGGD | STAY THE COURSE | adfgx | adfgx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 26 | 26 | cipher_museum | 2.0 | public | null | null |
cda-0005775 | TMRT ESHE EAEN CSET ISNN HIAH TILS DBES AARE LAOX EUDE BTEA TEPH LRSC CPTX TSVA YITR HTOI CENT LOAX RCAL OOTS EBSS ITOI OSSX IINP NNEH AYIT PETO STLX TPCH EERI LTTO HAPN EUOX HHEA PACF PHIR ECRF DRGX EESB OCAT HROI RHOA IEAX | TMRT ESHE EAEN CSET ISNN HIAH TILS DBES AARE LAOX EUDE BTEA TEPH LRSC CPTX TSVA YITR HTOI CENT LOAX RCAL OOTS EBSS ITOI OSSX IINP NNEH AYIT PETO STLX TPCH EERI LTTO HAPN EUOX HHEA PACF PHIR ECRF DRGX EESB OCAT HROI RHOA IEAX | THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION FAIL CLOSED IS A POSTURE NOT A SLOGAN | scytale | scytale | null | {
"cols": 9
} | hard | en | 180 | 180 | synthetic_educational | null | null | [
"column_count_search",
"anagram_recovery"
] | Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter. |
enigma-v2-0283 | ESPXARVGZQYR | ESPXARVGZQYR | VENI VIDI VICI | enigma | enigma | machine | {
"type": "rotor_start",
"value": "GHI"
} | expert | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
adfgvx-v2-0589 | DGFAFAGFAADDDGFGAFAAFFAFDAAGAGDDFXVGVDXDDGDXXDDVVVGVGVAAVAAAFGDAGGAAAAAADFAGAFAGGXFDGAGXFDGDDVDDDGXXXXGGVDXXVVADGVDDXDDDXFVVDVGFVDFGFDDAGDFVAFAGDGAAAFGAFAAADFAFDG | DGFAFAGFAADDDGFGAFAAFFAFDAAGAGDDFXVGVDXDDGDXXDDVVVGVGVAAVAAAFGDAGGAAAAAADFAGAFAGGXFDGAGXFDGDDVDDDGXXXXGGVDXXVVADGVDDXDDDXFVVDVGFVDFGFDDAGDFVAFAGDGAAAFGAFAAADFAFDG | FREQUENCY ANALYSIS EXPLOITS THE FACT THAT CERTAIN LETTERS APPEAR FAR MORE OFTEN IN ENGLISH TEXT | adfgvx | adfgvx | fractionation | {
"polybius": "KAISER",
"columnar": "BERLIN"
} | advanced | en | 162 | 162 | cipher_museum | 2.0 | public | null | null |
red-type-a-v3-0028 | VEVCRIFADEJNUAYCUAWLIZJYXUK | VEVCRIFADEJNUAYCUAWLIZJYXUK | DONT FIRE TILL YOU SEE THE WHITES | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "SAKURA"
} | advanced | en | 27 | 27 | cipher_museum | 2.0 | public | null | null |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.