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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
hill-v2-0545 | HDWNZOTQPKGDRPOYDXDTEEALNBNGIJLBMYGYLIZHMXZOGDFFYR | HDWNZOTQPKGDRPOYDXDTEEALNBNGIJLBMYGYLIZHMXZOGDFFYR | ALL THAT GLITTERS IS NOT GOLD OFTEN HAVE YOU HEARD THAT TOLD | hill | hill | polygraphic | {
"a": 11,
"b": 3,
"c": 2,
"d": 5
} | advanced | en | 50 | 50 | cipher_museum | 2.0 | public | null | null |
caesar-208 | XOTVNTMX MAX UTLX | XOTVNTMX MAX UTLX | EVACUATE THE BASE | caesar | caesar | substitution | {
"type": "shift",
"value": 19
} | beginner | en | 15 | 17 | cipher_museum | 0.2 | public | null | null |
morse-code-v3-0087 | - .... . / . -. .. --. -- .- / -- .- -.-. .... .. -. . / .... .- -.. / .- -. / .- ... - .-. --- -. --- -- .. -.-. .- .-.. / -. ..- -- -... . .-. / --- ..-. / .--. --- ... ... .. -... .-.. . / ... . - - .. -. --. ... / -- .- -.- .. -. --. / .. - / ... . . -- / ..- -. -... .-. . .- -.- .- -... .-.. . | - .... . / . -. .. --. -- .- / -- .- -.-. .... .. -. . / .... .- -.. / .- -. / .- ... - .-. --- -. --- -- .. -.-. .- .-.. / -. ..- -- -... . .-. / --- ..-. / .--. --- ... ... .. -... .-.. . / ... . - - .. -. --. ... / -- .- -.- .. -. --. / .. - / ... . . -- / ..- -. -... .-. . .- -.- .- -... .-.. . | THE ENIGMA MACHINE HAD AN ASTRONOMICAL NUMBER OF POSSIBLE SETTINGS MAKING IT SEEM UNBREAKABLE | morse_code | morse_code | encoding | {
"type": "none",
"value": null
} | beginner | en | 207 | 299 | cipher_museum | 2.0 | public | null | null |
enigma-v3-0557 | HFQNSGJDGHTLXZPYSRH | HFQNSGJDGHTLXZPYSRH | THE TELESCOPE REVEALS | enigma | enigma | machine | {
"type": "rotor_start",
"value": "PQR"
} | expert | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
jn25-126 | 22350 22352 22359 22347 22349 22349 22348 22345 22353 22350 22356 22345 22358 22358 22349 22348 | 22350 22352 22359 22347 22349 22349 22348 22345 22353 22350 22356 22345 22358 22358 22349 22348 | PROCEED AS PLANNED | jn25 | jn25 | codebook | {
"type": "additive",
"value": "12345"
} | expert | en | 80 | 95 | cipher_museum | 0.2 | public | null | null |
cardano-autokey-v2-0369 | WTFZIMBTVJMUDHHWAHTGRMBALVUHETAUBFCTNJRBFRNTKPDFBFGGZVPKXPLTBBMWFBFGDKAVJFBFKAPVTYHGVWWRGGBFKAPVTYLHQQAQRBFYLMONAGBFUHTIAUBFRNLMHALVTTVETNLVWZHLWMFEBMPXHGWTPRRTXYMXWFAFALPZJZSTLUR | WTFZIMBTVJMUDHHWAHTGRMBALVUHETAUBFCTNJRBFRNTKPDFBFGGZVPKXPLTBBMWFBFGDKAVJFBFKAPVTYHGVWWRGGBFKAPVTYLHQQAQRBFYLMONAGBFUHTIAUBFRNLMHALVTTVETNLVWZHLWMFEBMPXHGWTPRRTXYMXWFAFALPZJZSTLUR | FOR I AM PERSUADED THAT NEITHER DEATH NOR LIFE NOR ANGELS NOR PRINCIPALITIES NOR POWERS NOR THINGS PRESENT NOR THINGS TO COME NOR HEIGHT NOR DEPTH NOR ANY OTHER CREATURE SHALL BE ABLE TO SEPARATE US FROM THE LOVE OF GOD | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "ROME"
} | advanced | en | 179 | 179 | cipher_museum | 2.0 | public | null | null |
polybius-v3-0057 | 44 23 15 31 24 22 23 44 54 34 45 43 15 15 21 42 34 32 14 24 43 44 11 33 44 43 44 11 42 43 31 15 21 44 44 23 34 43 15 43 45 33 43 44 23 34 45 43 11 33 14 43 34 21 54 15 11 42 43 12 15 21 34 42 15 54 34 45 42 12 24 42 44 23 | 44 23 15 31 24 22 23 44 54 34 45 43 15 15 21 42 34 32 14 24 43 44 11 33 44 43 44 11 42 43 31 15 21 44 44 23 34 43 15 43 45 33 43 44 23 34 45 43 11 33 14 43 34 21 54 15 11 42 43 12 15 21 34 42 15 54 34 45 42 12 24 42 44 23 | THE LIGHT YOU SEE FROM DISTANT STARS LEFT THOSE SUNS THOUSANDS OF YEARS BEFORE YOUR BIRTH | polybius | polybius | substitution | {
"type": "none",
"value": null
} | beginner | en | 148 | 221 | cipher_museum | 2.0 | public | null | null |
bazeries-v3-0343 | NJPIJPQMYOBGHYPPFXYGO | NJPIJPQMYOBGHYPPFXYGO | SONS OF LIBERTY ASSEMBLE | bazeries | bazeries | transposition | {
"type": "integer",
"value": 41
} | advanced | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
cda-0017107 | THEAZ CHITZ CTURZ SHOUX DMAKX MISUS EHARD ERTHE FOURS QUARX CIPHX RUSES TWOKE YWORD POLYB IUSSQ UARES | THEAZ CHITZ CTURZ SHOUX DMAKX MISUS EHARD ERTHE FOURS QUARX CIPHX RUSES TWOKE YWORD POLYB IUSSQ UARES | THE ARCHITECTURE SHOULD MAKE MISUSE HARDER THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES | commercial_code | commercial_code | null | {} | hard | en | 85 | 85 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
solitaire-v2-0296 | XBWTWIIHVNAQINBASEZCUKRPNNBUFJVHZZLFQXQZGSOMAWZACGUKLTTEFWUIWAJUCBAK | XBWTWIIHVNAQINBASEZCUKRPNNBUFJVHZZLFQXQZGSOMAWZACGUKLTTEFWUIWAJUCBAK | COWARDS DIE MANY TIMES BEFORE THEIR DEATHS THE VALIANT NEVER TASTE DEATH BUT ONCE | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "PONTIFEX"
} | expert | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
chinese-telegraph-v2-0358 | 4550 4427 4998 4427 5397 4154 4871 5060 5397 4361 4427 5397 5488 4998 5645 4934 4216 4427 5397 5060 4998 4427 4154 4871 4871 4298 5060 4934 4934 5645 4998 4680 4298 4154 5563 4680 5060 4998 5488 5488 4614 4154 4871 4871 4216 4427 4427 4998 4298 5397 5963 5166 5563 4427 4361 5645 5488 4680 4998 4550 5563 4614 4427 4154 ... | 4550 4427 4998 4427 5397 4154 4871 5060 5397 4361 4427 5397 5488 4998 5645 4934 4216 4427 5397 5060 4998 4427 4154 4871 4871 4298 5060 4934 4934 5645 4998 4680 4298 4154 5563 4680 5060 4998 5488 5488 4614 4154 4871 4871 4216 4427 4427 4998 4298 5397 5963 5166 5563 4427 4361 5645 5488 4680 4998 4550 5563 4614 4427 4154 ... | GENERAL ORDERS NUMBER ONE ALL COMMUNICATIONS SHALL BE ENCRYPTED USING THE APPROVED CIPHER DISK | chinese_telegraph | chinese_telegraph | codebook | {
"type": "additive",
"value": "14142"
} | expert | en | 324 | 404 | cipher_museum | 2.0 | public | null | null |
double-transposition-v3-0387 | BNAJESEGHSWTEYOLGTHSEAALECLOTNODNNNNFZIASAIRSOOIIGNLETAUMGHOPTWHREOIUAUTSI | BNAJESEGHSWTEYOLGTHSEAALECLOTNODNNNNFZIASAIRSOOIIGNLETAUMGHOPTWHREOIUAUTSI | THE JOURNEY OF A THOUSAND MILES BEGINS WITH A SINGLE STEP AS LAO TZU WROTE LONG AGO IN CHINA | double_transposition | double_transposition | transposition | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
vigenere-es-044 | BIVVUZOIJXUDFIVEMXMMXPIDQMHILAZIHSXDMHVINQZYJPUBDCEEPQDU | BIVVUZOIJXUDFIVEMXMMXPIDQMHILAZIHSXDMHVINQZYJPUBDCEEPQDU | PODRAN CORTAR TODAS LAS FLORES PERO NO PODRAN DETENER LA PRIMAVERA | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | es | 56 | 56 | cipher_museum | 0.2 | public | null | null |
porta-v2-0164 | NNXRCWJFXNQTTMNCQWEUAC | NNXRCWJFXNQTTMNCQWEUAC | FLEET ASSEMBLES AT HARBOR | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "RENAISSANCE"
} | intermediate | en | 22 | 22 | cipher_museum | 2.0 | public | null | null |
cda-0018128 | 816 802 825 833 999 808 835 843 855 814 810 999 824 856 999 802 999 845 842 855 858 861 853 813 999 841 844 858 999 802 999 854 834 843 819 801 840 999 804 813 801 862 817 844 853 859 999 826 855 999 857 822 813 999 853 814 808 826 847 851 844 806 801 835 999 843 815 999 865 824 820 814 841 813 851 814 999 800 841 811 ... | 816 802 825 833 999 808 835 843 855 814 810 999 824 856 999 802 999 845 842 855 858 861 853 813 999 841 844 858 999 802 999 854 834 843 819 801 840 999 804 813 801 862 817 844 853 859 999 826 855 999 857 822 813 999 853 814 808 826 847 851 844 806 801 835 999 843 815 999 865 824 820 814 841 813 851 814 999 800 841 811 ... | FAIL CLOSED IS A POSTURE NOT A SLOGAN BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF TODAY | culper_ring | culper_ring | null | {} | hard | en | 85 | 85 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
sigaba-234 | YFBSXMAXTPOEMYYCPGNKPEUBTHMDBXLFOCHADGFZTPEFFHDVPOEDACRRKBQEXT | YFBSXMAXTPOEMYYCPGNKPEUBTHMDBXLFOCHADGFZTPEFFHDVPOEDACRRKBQEXT | THE ENEMY KNOWS THE SYSTEM DESIGN YOUR CIPHER ACCORDINGLY WITH GREAT CARE | sigaba | sigaba | machine | {
"type": "seed",
"value": "MUSEUM"
} | expert | en | 62 | 62 | cipher_museum | 0.2 | public | null | null |
columnar-transposition-v3-0440 | ESSTDHWWNTIIHIU | ESSTDHWWNTIIHIU | THE WIND IS WITH US | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "DRAGON"
} | intermediate | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
cda-0021562 | K r· L Γ· ─ Γ L ⌣ ┘· ⌐· r ┘· Γ· ─ r Γ· Γ L ─ r L Γ· X ⌐ X· X L ⌐· X· └ r └ X· L | K r· L Γ· ─ Γ L ⌣ ┘· ⌐· r ┘· Γ· ─ r Γ· Γ L ─ r L Γ· X ⌐ X· X L ⌐· X· └ r └ X· L | THE INDEX OF COINCIDENCE IS A USEFUL CLUE | pigpen | pigpen | null | {} | easy | en | 17 | 17 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
one-time-pad-v3-0072 | DPWQXTUAPNBDMFMDKNGNFYDXTDTIGPHTAUBXIZGGVXIZKMBZCLJCEOTXPJUMIUVCQYWVYFFL | DPWQXTUAPNBDMFMDKNGNFYDXTDTIGPHTAUBXIZGGVXIZKMBZCLJCEOTXPJUMIUVCQYWVYFFL | DO UNTO OTHERS AS YOU WOULD HAVE THEM DO UNTO YOU THIS IS THE GOLDEN RULE OF ALL RELIGIONS | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "ABCDEFGH (repeating)"
} | expert | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
cda-0007586 | RSRAE DTUAU ESCTO PHHTA ROUEM ESBEC TSIRH ISXNR LOTHU BSUSL TMETH EDTIU UAOCA AXCSM GODNR SACCW TEOTE RANNS CSRLS BRHER ICDOP ATEOE ROAKU TPRLT LCHYX RRIWE IENCE NCSOT NIIMS TRLLX AESFI EYNOT ICRTE YOHMD AEADI | RSRAE DTUAU ESCTO PHHTA ROUEM ESBEC TSIRH ISXNR LOTHU BSUSL TMETH EDTIU UAOCA AXCSM GODNR SACCW TEOTE RANNS CSRLS BRHER ICDOP ATEOE ROAKU TPRLT LCHYX RRIWE IENCE NCSOT NIIMS TRLLX AESFI EYNOT ICRTE YOHMD AEADI | HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION THE ARCHITECTURE SHOULD MAKE MISUSE HARDER SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG TOMORROW | double_transposition | double_transposition | null | {
"key1": "SECURE",
"key2": "FREEDOM"
} | hard | en | 175 | 175 | synthetic_educational | null | null | [] | |
cda-0012777 | ⟨w14⟩ ⟨a01⟩ ⟨w08⟩ ⟨w22⟩ ⟨w22⟩ ⟨w32⟩ ⟨w14⟩ ⟨w08⟩ ⟨a01⟩ ⟨w14⟩ ⟨w32⟩ ⟨a13⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w22⟩ ⟨a25⟩ ⟨w20⟩ ⟨w08⟩ ⟨w14⟩ ⟨a29⟩ ⟨w34⟩ ⟨a29⟩ ⟨w40⟩ ⟨w04⟩ ⟨w10⟩ ⟨a17⟩ ⟨w20⟩ ⟨a19⟩ ⟨a07⟩ ⟨w22⟩ ⟨w20⟩ ⟨w14⟩ ⟨w28⟩ ⟨a19⟩ ⟨w32⟩ ⟨a25⟩ ⟨w40⟩ ⟨w04⟩ ⟨w08⟩ ⟨a25⟩ ⟨a25⟩ ⟨w20⟩ ⟨a19⟩ ⟨w22⟩ ⟨w08⟩ ⟨a25⟩ ⟨a19⟩ ⟨w08⟩ ⟨a07⟩ ⟨w22⟩ ⟨a13⟩ ⟨w08⟩ ⟨a... | ⟨w14⟩ ⟨a01⟩ ⟨w08⟩ ⟨w22⟩ ⟨w22⟩ ⟨w32⟩ ⟨w14⟩ ⟨w08⟩ ⟨a01⟩ ⟨w14⟩ ⟨w32⟩ ⟨a13⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w22⟩ ⟨a25⟩ ⟨w20⟩ ⟨w08⟩ ⟨w14⟩ ⟨a29⟩ ⟨w34⟩ ⟨a29⟩ ⟨w40⟩ ⟨w04⟩ ⟨w10⟩ ⟨a17⟩ ⟨w20⟩ ⟨a19⟩ ⟨a07⟩ ⟨w22⟩ ⟨w20⟩ ⟨w14⟩ ⟨w28⟩ ⟨a19⟩ ⟨w32⟩ ⟨a25⟩ ⟨w40⟩ ⟨w04⟩ ⟨w08⟩ ⟨a25⟩ ⟨a25⟩ ⟨w20⟩ ⟨a19⟩ ⟨w22⟩ ⟨w08⟩ ⟨a25⟩ ⟨a19⟩ ⟨w08⟩ ⟨a07⟩ ⟨w22⟩ ⟨a13⟩ ⟨w08⟩ ⟨a... | CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS A TRANSPARENT TOOL SHOULD SHOW ITS REASONING CERTAINLY | babington | babington | null | {} | hard | en | 92 | 92 | synthetic_educational | null | null | [
"nomenclator_frequency",
"symbol_mapping"
] | Babington nomenclator: symbol tokens ⟨wNN⟩/⟨aNN⟩ used in the 1586 Babington Plot. |
cda-0012784 | AGMEA YIVSG BTLBQ IDEVU WCELN LCNLI QYNBY KHFZG AKECU JQNOE PWFUW VYWMP FZSXY KPBXQ VFVVN VABEU UDXYJ HOMBX HUTYC IUGUP BFVUI RKNSX MJCZQ VOSKR TIXWB ZX | AGMEA YIVSG BTLBQ IDEVU WCELN LCNLI QYNBY KHFZG AKECU JQNOE PWFUW VYWMP FZSXY KPBXQ VFVVN VABEU UDXYJ HOMBX HUTYC IUGUP BFVUI RKNSX MJCZQ VOSKR TIXWB ZX | A TRANSPARENT TOOL SHOULD SHOW ITS REASONING THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN | one_time_pad | one_time_pad | null | {} | hard | en | 127 | 127 | synthetic_educational | null | null | [
"information_theoretic_proof",
"key_reuse_attack"
] | One-time pad: theoretically unbreakable if key is truly random and never reused. |
two-square-v2-0302 | BLFULFEETARGFOMQDUNHEARTEPRTHEXTHAQGLFEGQBPPFELEOCGACPGUHEPECSEMAKKONFRRLHUS | BLFULFEETARGFOMQDUNHEARTEPRTHEXTHAQGLFEGQBPPFELEOCGACPGUHEPECSEMAKKONFRRLHUS | BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US | two_square | two_square | polygraphic | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
fialka-v3-0343 | ZXJIXUZAIQZBHYCJCSVKC | ZXJIXUZAIQZBHYCJCSVKC | SONS OF LIBERTY ASSEMBLE | fialka | fialka | machine | {
"type": "seed",
"value": "SPUTNIK"
} | expert | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
cda-0018587 | 3.3.7 11.41.5 4.32.2 18.26.10 4.4.6 6.44.5 2.47.11 4.43.10 17.15.5 10.3.15 8.31.6 9.41.11 1.41.9 3.40.13 19.47.13 16.26.1 2.30.15 9.39.9 13.24.13 17.4.10 18.13.13 10.14.9 2.25.13 2.50.9 16.17.11 2.11.11 18.30.5 5.25.2 18.21.14 12.11.10 13.44.10 15.10.13 20.30.14 20.29.10 12.48.9 12.12.6 4.35.3 18.7.2 11.26.13 12.25.7 1... | 3.3.7 11.41.5 4.32.2 18.26.10 4.4.6 6.44.5 2.47.11 4.43.10 17.15.5 10.3.15 8.31.6 9.41.11 1.41.9 3.40.13 19.47.13 16.26.1 2.30.15 9.39.9 13.24.13 17.4.10 18.13.13 10.14.9 2.25.13 2.50.9 16.17.11 2.11.11 18.30.5 5.25.2 18.21.14 12.11.10 13.44.10 15.10.13 20.30.14 20.29.10 12.48.9 12.12.6 4.35.3 18.7.2 11.26.13 12.25.7 1... | ATBASH ENCODES BY REVERSING THE ALPHABET DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS | book_cipher | book_cipher | null | {} | hard | en | 173 | 173 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
nihilist-v3-0310 | 75 46 47 34 57 97 46 59 72 23 86 25 49 74 23 | 75 46 47 34 57 97 46 59 72 23 86 25 49 74 23 | CHART THE UNKNOWN | nihilist | nihilist | fractionation | {
"polybius": "NARODNAYA",
"keyword": "VOLYA"
} | advanced | en | 30 | 44 | cipher_museum | 2.0 | public | null | null |
kryptos-v2-0031 | YZKZRFJPPZHF | YZKZRFJPPZHF | VENI VIDI VICI | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "SHADOW"
} | advanced | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
wheatstone-v2-0343 | SDAQAIPASHEAQRUPEATRAKABSDSDASDEPTNHBCQSLKALNSDALHTIDUPIDILUPSYBPTBSTBWKSLJLPPLW | SDAQAIPASHEAQRUPEATRAKABSDSDASDEPTNHBCQSLKALNSDALHTIDUPIDILUPSYBPTBSTBWKSLJLPPLW | THE SECRET LIES BURIED BENEATH THE THIRD FLAGSTONE OF THE OLD CHURCH COURTYARD AT DAWN TOMORROW | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "BRITAIN"
} | advanced | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
fialka-v2-0308 | KZLXBXYQCRUDIHQNCZCRWGEXAOTZJWVIVUKHDCMQHHFJCYQJKLATWVMECOJFJDIZKDJ | KZLXBXYQCRUDIHQNCZCRWGEXAOTZJWVIVUKHDCMQHHFJCYQJKLATWVMECOJFJDIZKDJ | I KNOW NOT WHAT COURSE OTHERS MAY TAKE BUT AS FOR ME GIVE ME LIBERTY OR GIVE ME DEATH | fialka | fialka | machine | {
"type": "seed",
"value": "SOVIET"
} | expert | en | 67 | 67 | cipher_museum | 2.0 | public | null | null |
straddling-checkerboard-v3-0064 | 2413162028702044532812242514258622206297683202220683240741170209650023620391235282857483244251216120275724 | 2413162028702044532812242514258622206297683202220683240741170209650023620391235282857483244251216120275724 | GENERAL PATTON LED THE THIRD ARMY IN A DARING SWEEP ACROSS FRANCE FOLLOWING THE BREAKOUT | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "SENTORISCA"
} | advanced | en | 106 | 106 | cipher_museum | 2.0 | public | null | null |
playfair-de-005 | AHIZOFFHFHTLFUOPECKETUZUFKQDTUDBBV | AHIZOFFHFHTLFUOPECKETUZUFKQDTUDBBV | DIE WURDE DES MENSCHEN IST UNANTASTBAR | playfair | playfair | substitution | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | de | 34 | 34 | cipher_museum | 0.2 | public | null | null |
m209-205 | NVSZRDCVMWQTAXQ | NVSZRDCVMWQTAXQ | SILENCE IS GOLDEN | m209 | m209 | machine | {
"type": "seed",
"value": "MUSEUM"
} | expert | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
red-type-a-v3-0034 | EFMILITTENIKJAWRD | EFMILITTENIKJAWRD | OLD IRONSIDES HOLDS | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "SAKURA"
} | advanced | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
nomenclator-v3-0211 | 18 15 13 05 23 01 19 14 15 20 02 21 09 12 20 64 15 14 05 04 01 25 | 18 15 13 05 23 01 19 14 15 20 02 21 09 12 20 64 15 14 05 04 01 25 | ROME WAS NOT BUILT IN ONE DAY | nomenclator | nomenclator | nomenclator | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 44 | 65 | cipher_museum | 2.0 | public | null | null |
cda-0007970 | PEAPCITNANYUNAISUTCCSDMEELFRRECUIEVNRITTRRTMRCINTTHHTHMIHRIRUERALGEIDOBYEECREEENARIEIUOASAPCACDVRDNRERDIMRSHOASRTDIOATRUKURUISTEEEEXRWEULAIEEPSUTYIBNREELESDBNTUSSFSX | PEAPCITNANYUNAISUTCCSDMEELFRRECUIEVNRITTRRTMRCINTTHHTHMIHRIRUERALGEIDOBYEECREEENARIEIUOASAPCACDVRDNRERDIMRSHOASRTDIOATRUKURUISTEEEEXRWEULAIEEPSUTYIBNREELESDBNTUSSFSX | PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION THE ARCHITECTURE SHOULD MAKE MISUSE HARDER PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN | scytale | scytale | null | {
"cols": 5
} | hard | en | 165 | 165 | synthetic_educational | null | null | [] | |
wheatstone-v2-0293 | BHHSDBSCHESSAPQEQKLSCLHTLNSAKDBVAYLUDABPTSDBSSLHT | BHHSDBSCHESSAPQEQKLSCLHTLNSAKDBVAYLUDABPTSDBSSLHT | ALL THAT GLITTERS IS NOT GOLD OFTEN HAVE YOU HEARD THAT TOLD | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "BRITAIN"
} | advanced | en | 49 | 49 | cipher_museum | 2.0 | public | null | null |
zimmermann-v3-0004 | 00000 99999 90011 90004 90006 90008 90014 90013 90018 99998 99999 90018 90019 90000 90013 90003 99998 99999 90017 90004 90000 90003 90024 99998 | 00000 99999 90011 90004 90006 90008 90014 90013 90018 99998 99999 90018 90019 90000 90013 90003 99998 99999 90017 90004 90000 90003 90024 99998 | THE LEGIONS STAND READY | zimmermann | zimmermann | codebook | {
"type": "none",
"value": null
} | expert | en | 120 | 143 | cipher_museum | 2.0 | public | null | null |
trithemius-012 | CJRKIW QLG LRLZTSS | CJRKIW QLG LRLZTSS | CIPHER KEY CHANGED | trithemius | trithemius | polyalphabetic | {
"type": "none",
"value": null
} | beginner | en | 16 | 18 | cipher_museum | 0.2 | public | null | null |
sigaba-v2-0197 | DQPGENSQVTXTTSLIOJEJWLGPXCOHYUHPOMZPEVVZWNDSZLSPJGGFLZCGEFHIEOA | DQPGENSQVTXTTSLIOJEJWLGPXCOHYUHPOMZPEVVZWNDSZLSPJGGFLZCGEFHIEOA | IT WAS THE BEST OF TIMES IT WAS AN AGE OF WISDOM AND AN AGE OF UTTER FOOLISHNESS | sigaba | sigaba | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 63 | 63 | cipher_museum | 2.0 | public | null | null |
trifid-v3-0417 | TYLDJUCNNUJZJARDNQ | TYLDJUCNNUJZJARDNQ | THE ORACLE HAS SPOKEN | trifid | trifid | fractionation | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
kryptos-118 | KUYNSHAIQITMPQNHBVLEAFMZNMZEEOKUXNXBLALOOMRQYBGYWBBEOKOQEFBCIQVZTBAIQIHHMNSMFIQIQFMZXDZUDMHNFSCVLLFBLMMKWIDZLRBBBZZVJIQIOEOVVGPVWUAUYJPMZ | KUYNSHAIQITMPQNHBVLEAFMZNMZEEOKUXNXBLALOOMRQYBGYWBBEOKOQEFBCIQVZTBAIQIHHMNSMFIQIQFMZXDZUDMHNFSCVLLFBLMMKWIDZLRBBBZZVJIQIOEOVVGPVWUAUYJPMZ | WHETHER THEREFORE YE EAT OR DRINK OR WHATSOEVER YE DO DO ALL TO THE GLORY OF GOD FOR THE EARTH IS THE LORDS AND THE FULLNESS THEREOF THE WORLD AND THEY THAT DWELL THEREIN | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "PALIMPSEST"
} | advanced | en | 137 | 137 | cipher_museum | 0.2 | public | null | null |
great-cipher-028 | 152 180 159 130 169 168 167 152 164 152 102 178 152 | 152 180 159 130 169 168 167 152 164 152 102 178 152 | EVACUATE THE BASE | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "LOUIS"
} | expert | en | 39 | 51 | cipher_museum | 0.2 | public | null | null |
jn25-v2-0048 | 26180 26191 26191 26199 26187 26184 26102 26194 26197 26191 26183 26198 26180 26198 26199 26180 26186 26184 26180 26193 26183 26184 26180 26182 26187 26192 26180 26193 26188 26193 26187 26188 26198 26199 26188 26192 26184 26195 26191 26180 26104 26198 26192 26180 26193 26104 26195 26180 26197 26199 26198 26194 26193 26... | 26180 26191 26191 26199 26187 26184 26102 26194 26197 26191 26183 26198 26180 26198 26199 26180 26186 26184 26180 26193 26183 26184 26180 26182 26187 26192 26180 26193 26188 26193 26187 26188 26198 26199 26188 26192 26184 26195 26191 26180 26104 26198 26192 26180 26193 26104 26195 26180 26197 26199 26198 26194 26193 26... | ALL THE WORLDS A STAGE AND EACH MAN IN HIS TIME PLAYS MANY PARTS ON LIFES GREAT STAGE | jn25 | jn25 | codebook | {
"type": "additive",
"value": "16180"
} | expert | en | 340 | 407 | cipher_museum | 2.0 | public | null | null |
null-cipher-v2-0047 | this eioi long than utna tell of srai year write has tell outi that | this eioi long than utna tell of srai year write has tell outi that | SIGNAL FIRES LIT | null_cipher | null_cipher | steganography | {
"type": "position",
"value": "last"
} | advanced | en | 54 | 67 | cipher_museum | 2.0 | public | null | null |
trifid-v2-0334 | TPDMLVFCPBJBPN+EDVITLDHDSQLUVAIUCSBDCNGKFLDJEOLMEXBUSNRBWIELSYHHEEBVZWEQWAQOPHCKD | TPDMLVFCPBJBPN+EDVITLDHDSQLUVAIUCSBDCNGKFLDJEOLMEXBUSNRBWIELSYHHEEBVZWEQWAQOPHCKD | THOSE WHO CANNOT REMEMBER THE PAST ARE CONDEMNED TO REPEAT IT AS PHILOSOPHER SANTAYANA OBSERVED | trifid | trifid | fractionation | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
trifid-v2-0460 | UQDBKUGDZGITUONFFGZZECFAZHTQYNRDRWOFGMEW+RDEKCW+PLTITAPISUCJIBFBVMBTVVDEYVKQQRMKD | UQDBKUGDZGITUONFFGZZECFAZHTQYNRDRWOFGMEW+RDEKCW+PLTITAPISUCJIBFBVMBTVVDEYVKQQRMKD | THOSE WHO CANNOT REMEMBER THE PAST ARE CONDEMNED TO REPEAT IT AS PHILOSOPHER SANTAYANA OBSERVED | trifid | trifid | fractionation | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
enigma-v3-0215 | XCZGWYQCTHFZQS | XCZGWYQCTHFZQS | MARCH TO VICTORY | enigma | enigma | machine | {
"type": "rotor_start",
"value": "GHI"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
adfgx-v2-0454 | DFAFDXFXDFDADAGADAGAFGGAFADDDGFAGAADDAGADADDAFGAXAXAGDXDDGGDDDFGFAAFAGADGXAFAXAXFGDGADFAXFDDDGDADAFXFGGFDFGXAGAGGDFAGAGGGDGFDFFFGAGGGADAAAFDDADFDAFGFAFFGXGFGGXDAF | DFAFDXFXDFDADAGADAGAFGGAFADDDGFAGAADDAGADADDAFGAXAXAGDXDDGGDDDFGFAAFAGADGXAFAXAXFGDGADFAXFDDDGDADAFXFGGFDFGXAGAGGDFAGAGGGDGFDFFFGAGGGADAAAFDDADFDAFGFAFFGXGFGGXDAF | GENERAL ORDERS NUMBER ONE ALL COMMUNICATIONS SHALL BE ENCRYPTED USING THE APPROVED CIPHER DISK | adfgx | adfgx | fractionation | {
"polybius": "DRAGON",
"columnar": "THUNDER"
} | advanced | en | 162 | 162 | cipher_museum | 2.0 | public | null | null |
kryptos-v3-0219 | PEFVYBSPYYEZVXZSFWY | PEFVYBSPYYEZVXZSFWY | AVE MARIA GRATIA PLENA | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "VIRTUAL"
} | advanced | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
stager-route-v3-0170 | GRDHGAWRUISIRTMENAOOAIDINEXCUTNERMHGUTPXXAYTHEAALRSGTMTXXHIIEECSHHAONLOXXFEGRTEE | GRDHGAWRUISIRTMENAOOAIDINEXCUTNERMHGUTPXXAYTHEAALRSGTMTXXHIIEECSHHAONLOXXFEGRTEE | GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN | stager_route | stager_route | transposition | {
"type": "integer",
"value": 10
} | expert | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
m209-v2-0413 | UQXMYIAMMKMK | UQXMYIAMMKMK | IN GOD WE TRUST | m209 | m209 | machine | {
"type": "seed",
"value": "VICTORY"
} | expert | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
venona-pad-reuse-v3-0126 | IMBH5XVYMKP45LLDFW | IMBH5XVYMKP45LLDFW | DEAD MEN TELL NO TALES | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "LIBERTY"
} | expert | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
sigaba-v2-0364 | XOLZIDFFFAOTYNVSQYWQZDMYCHBPWJEVAASLVIFTBMPETLFEOJPFHSEBPNSNXJAHHBMMHDBECSBHQTGRVAKAJZXPFBXKTJRGLSDLKRDHZTWFMZLFWGXBFEBTVNLKDIBCIKCKENCIJQQLVGVMLSEZWRK | XOLZIDFFFAOTYNVSQYWQZDMYCHBPWJEVAASLVIFTBMPETLFEOJPFHSEBPNSNXJAHHBMMHDBECSBHQTGRVAKAJZXPFBXKTJRGLSDLKRDHZTWFMZLFWGXBFEBTVNLKDIBCIKCKENCIJQQLVGVMLSEZWRK | ALL WARFARE IS BASED ON DECEPTION HENCE WHEN ABLE TO ATTACK WE MUST SEEM UNABLE WHEN USING OUR FORCES WE MUST SEEM INACTIVE WHEN WE ARE NEAR WE MUST MAKE THE ENEMY BELIEVE WE ARE FAR AWAY | sigaba | sigaba | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 151 | 151 | cipher_museum | 2.0 | public | null | null |
cda-0011103 | CEES ODDE SNIT DAET BTGS NCTC IYHS AETO LREX OANH ARSL RSIN XXGM AEPH IHES NEXX VETP AFTB OREI X | CEES ODDE SNIT DAET BTGS NCTC IYHS AETO LREX OANH ARSL RSIN XXGM AEPH IHES NEXX VETP AFTB OREI X | CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS A STRONG CLAIM NEEDS STRONG EVIDENCE | stager_route | stager_route | null | {
"cols": 11
} | medium | en | 77 | 77 | synthetic_educational | null | null | [] | |
rail-fence-v3-0546 | TREASUERREEBHUDREI | TREASUERREEBHUDREI | TREASURE BURIED HERE | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 12
} | intermediate | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
two-square-v2-0014 | LPCUSTHEATRLAN | LPCUSTHEATRLAN | PRESS THE ATTACK | two_square | two_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0017808 | ABFTX TOWBR SSYNI MPKTQ RULRQ KIRBC KXVUT CSZHE KBROE YBEPI XXVYW TPPLC NRVGL PEFNB PYNVY XNGFL VVGRD TUTLK RATLV | ABFTX TOWBR SSYNI MPKTQ RULRQ KIRBC KXVUT CSZHE KBROE YBEPI XXVYW TPPLC NRVGL PEFNB PYNVY XNGFL VVGRD TUTLK RATLV | PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING CERTAINLY | vernam | vernam | null | {} | hard | en | 95 | 95 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
kama-sutra-209 | IGRJ QGEH VII OVBWX | IGRJ QGEH VII OVBWX | LOCK DOWN ALL GATES | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | en | 16 | 19 | cipher_museum | 0.2 | public | null | null |
running-key-v2-0089 | PLWOACMTZOZVZRTY | PLWOACMTZOZVZRTY | THE HARBOR IS CLEAR | running_key | running_key | polyalphabetic | {
"type": "text",
"value": "Churchill Dunkirk speech"
} | intermediate | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
cda-0011914 | EXTR AVAL UEEI GHTR IGHT YOUN GSWI FTYO UNGS TAGE TROO PENT ERMA JORN EEDS EXTR AEXT RADE POTS OUTH ABOV ENOR THHE ADSO RDER NOTE SEXA CTST AGET HREE TRAC K | EXTR AVAL UEEI GHTR IGHT YOUN GSWI FTYO UNGS TAGE TROO PENT ERMA JORN EEDS EXTR AEXT RADE POTS OUTH ABOV ENOR THHE ADSO RDER NOTE SEXA CTST AGET HREE TRAC K | EVERY SYSTEM NEEDS AN HONEST THREAT MODEL PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION | 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. |
m209-v3-0029 | LXXKXDZQBJMENZBQSVPX | LXXKXDZQBJMENZBQSVPX | THE REDCOATS ARE COMING | m209 | m209 | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
m94-067 | VDLGLNVVYDZBQBQ | VDLGLNVVYDZBQBQ | ABORT MISSION NOW | m94 | m94 | machine | {
"type": "seed",
"value": "CIPHER"
} | expert | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
cda-0021669 | 66 36 82 68 80 52 36 50 66 82 52 66 59 80 82 61 36 69 59 57 11 77 68 55 82 77 50 61 59 61 82 36 68 80 11 82 80 65 82 82 80 80 82 95 50 82 89 68 29 11 80 82 65 80 69 11 59 52 50 20 50 57 50 66 43 77 68 66 66 82 80 50 29 80 82 61 82 68 80 52 36 50 29 11 82 73 69 76 52 69 50 29 52 50 11 82 29 52 82 77 82 68 61 59 80 82 61... | 66 36 82 68 80 52 36 50 66 82 52 66 59 80 82 61 36 69 59 57 11 77 68 55 82 77 50 61 59 61 82 36 68 80 11 82 80 65 82 82 80 80 82 95 50 82 89 68 29 11 80 82 65 80 69 11 59 52 50 20 50 57 50 66 43 77 68 66 66 82 80 50 29 80 82 61 82 68 80 52 36 50 29 11 82 73 69 76 52 69 50 29 52 50 11 82 29 52 82 77 82 68 61 59 80 82 61... | THE ARCHITECTURE SHOULD MAKE MISUSE HARDER PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS | wallis_cipher | wallis_cipher | null | {} | hard | en | 180 | 180 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
monoalphabetic-v2-0973 | TDA SANQAT IEAS OUQEAR OAKAHTD TDA TDEQR BIHCSTLKA LB TDA LIR NDUQND NLUQTYHQR HT RHWK TLJLQQLW | TDA SANQAT IEAS OUQEAR OAKAHTD TDA TDEQR BIHCSTLKA LB TDA LIR NDUQND NLUQTYHQR HT RHWK TLJLQQLW | THE SECRET LIES BURIED BENEATH THE THIRD FLAGSTONE OF THE OLD CHURCH COURTYARD AT DAWN TOMORROW | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "HONOR"
} | beginner | en | 80 | 95 | cipher_museum | 2.0 | public | null | null |
bifid-v3-0348 | SRCSFRDUQPBCPDHFRYBRDPVFHUSDQHATBSDPQLEITSVXTSNGQLLPBLCIYULVIRDTOXGTBWTBLYC | SRCSFRDUQPBCPDHFRYBRDPVFHUSDQHATBSDPQLEITSVXTSNGQLLPBLCIYULVIRDTOXGTBWTBLYC | THE BATTLE OF GETTYSBURG LASTED THREE DAYS AND COST OVER FIFTY THOUSAND CASUALTIES TOTAL | bifid | bifid | fractionation | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
fialka-215 | YCNQJQNGLGMWYVDATVGPSXUWCGPFRDKVNOQGDMWNCA | YCNQJQNGLGMWYVDATVGPSXUWCGPFRDKVNOQGDMWNCA | IN WAR THE MORAL IS TO THE PHYSICAL AS THREE IS TO ONE | fialka | fialka | machine | {
"type": "seed",
"value": "MUSEUM"
} | expert | en | 42 | 42 | cipher_museum | 0.2 | public | null | null |
playfair-v2-1051 | PMIFTRODFUGRIKSLODQVPCIRVHDOUEDWNMIPOSCAGPNTCTFBWGDRCPIPPYOLPMVHUFUWUIMPPDFITNAIFPMCQZNMDWURVHMCWGRMZORYCTEYKMMRIYRZQDFOQCSCRKVDGPDOFZPETGRKIRBZEARILPNVDPQY | PMIFTRODFUGRIKSLODQVPCIRVHDOUEDWNMIPOSCAGPNTCTFBWGDRCPIPPYOLPMVHUFUWUIMPPDFITNAIFPMCQZNMDWURVHMCWGRMZORYCTEYKMMRIYRZQDFOQCSCRKVDGPDOFZPETGRKIRBZEARILPNVDPQY | 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 | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "COURAGE"
} | intermediate | en | 156 | 156 | cipher_museum | 2.0 | public | null | null |
affine-v2-0919 | IWUAR HCRZWLAI IWR DMAI PYLWI | IWUAR HCRZWLAI IWR DMAI PYLWI | SICUT PATRIBUS SIT DEUS NOBIS | affine | affine | substitution | {
"a": 9,
"b": 2
} | beginner | en | 25 | 29 | cipher_museum | 2.0 | public | null | null |
copiale-v2-0049 | B1 L1 R8 G9 X7 A4 N2 P9 O4 I3 U4 K3 I5 L9 T0 L6 I3 P6 N3 D2 U4 P2 A6 A9 Z1 J9 Q3 O0 M8 T1 Q3 H2 Q8 T0 N7 X2 X2 T2 H2 C0 J9 T7 S6 T4 K8 R5 L5 O0 S6 N2 O5 T0 A5 P9 M2 M6 K7 U4 Q7 M9 M8 A2 C8 C9 D2 Y0 C4 X0 C8 M8 | B1 L1 R8 G9 X7 A4 N2 P9 O4 I3 U4 K3 I5 L9 T0 L6 I3 P6 N3 D2 U4 P2 A6 A9 Z1 J9 Q3 O0 M8 T1 Q3 H2 Q8 T0 N7 X2 X2 T2 H2 C0 J9 T7 S6 T4 K8 R5 L5 O0 S6 N2 O5 T0 A5 P9 M2 M6 K7 U4 Q7 M9 M8 A2 C8 C9 D2 Y0 C4 X0 C8 M8 | THE QUALITY OF MERCY IS NOT STRAINED IT DROPPETH AS THE GENTLE RAIN FROM HEAVEN ABOVE | copiale | copiale | substitution | {
"type": "keyword",
"value": "MASONIC"
} | advanced | en | 140 | 209 | cipher_museum | 2.0 | public | null | null |
cda-0007293 | CARNRNMABCIISIRGEGEXEDCDNAPGUUSEKECDPRYHSEFISHTREHRGALSVXXISASKEENENISNUAPYPTRANLGADOTERPETITDXXERMRYEURHTDGTTDTEOGWICHHEESEESAWONONXXCNENOTECVENWEIAEAR | CARNRNMABCIISIRGEGEXEDCDNAPGUUSEKECDPRYHSEFISHTREHRGALSVXXISASKEENENISNUAPYPTRANLGADOTERPETITDXXERMRYEURHTDGTTDTEOGWICHHEESEESAWONONXXCNENOTECVENWEIAEAR | CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING THE MESSAGE WAS HIDDEN BUT NOT SECURE THE VIGENERE CIPHER USES A REPEATING KEYWORD A STRONG CLAIM NEEDS STRONG EVIDENCE | stager_route | stager_route | null | {
"cols": 8
} | hard | en | 152 | 152 | synthetic_educational | null | null | [] | |
argenti-v2-0148 | 32 41 65 72 12 83 28 44 32 84 17 25 74 59 20 67 | 32 41 65 72 12 83 28 44 32 84 17 25 74 59 20 67 | DIVIDE AND CONQUER | argenti | argenti | nomenclator | {
"type": "seed",
"value": "PAPAL"
} | expert | en | 32 | 47 | cipher_museum | 2.0 | public | null | null |
nihilist-v2-0421 | 85 59 88 33 56 97 46 59 43 36 96 59 49 46 57 85 55 59 65 45 97 67 47 65 24 63 26 66 45 26 77 67 68 65 27 66 55 47 32 27 64 25 47 52 36 66 39 86 66 57 76 27 60 35 26 87 47 79 53 23 76 58 79 | 85 59 88 33 56 97 46 59 43 36 96 59 49 46 57 85 55 59 65 45 97 67 47 65 24 63 26 66 45 26 77 67 68 65 27 66 55 47 32 27 64 25 47 52 36 66 39 86 66 57 76 27 60 35 26 87 47 79 53 23 76 58 79 | IT WAS THE BEST OF TIMES IT WAS AN AGE OF WISDOM AND AN AGE OF UTTER FOOLISHNESS | nihilist | nihilist | fractionation | {
"polybius": "NARODNAYA",
"keyword": "VOLYA"
} | advanced | en | 126 | 188 | cipher_museum | 2.0 | public | null | null |
lorenz-v3-0035 | THEAPPLEFALLS | THEAPPLEFALLS | THE APPLE FALLS | lorenz | lorenz | machine | {
"type": "seed",
"value": "TUNNY"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
stager-route-225 | IOEFACNCRTAIIGTHAYUGDPOEWTTTHNEVETTTHAHXXEIESOBN | IOEFACNCRTAIIGTHAYUGDPOEWTTTHNEVETTTHAHXXEIESOBN | I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW | stager_route | stager_route | transposition | {
"type": "integer",
"value": 6
} | expert | en | 48 | 48 | cipher_museum | 0.2 | public | null | null |
joseon-yeokhak-v3-0175 | BSKHCBGOKHVSODDZSTOZZOBRWBHIWHSRHVSGOASTCFQSHVOHVCZRGHVSDZOBSHGWBHVSWFDOHVG | BSKHCBGOKHVSODDZSTOZZOBRWBHIWHSRHVSGOASTCFQSHVOHVCZRGHVSDZOBSHGWBHVSWFDOHVG | NEWTON SAW THE APPLE FALL AND INTUITED THE SAME FORCE THAT HOLDS THE PLANETS IN THEIR PATHS | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "JOSEON"
} | beginner | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
cda-0018954 | guide other often delay eight depot unite claim alert turns intel other notes among large turns other often light seeks enter xerox posts large among | guide other often delay eight depot unite claim alert turns intel other notes among large turns other often light seeks enter xerox posts large among | GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY | 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. |
gronsfeld-v2-0868 | BMNZFSGCUJJTDDXFEQQIFDGSYJPPKJODGZMFOCEQFUQDYUBENBFNWVYTFGPZOBDOJXIGQZTJPJTVSHRWDFUZJNVUWXFFOLSBDVLAFXJHSXFCUJOFCUBFNWVYNBMHYIFGQJNZDHQJFXHBFBTHKBSCZFZ | BMNZFSGCUJJTDDXFEQQIFDGSYJPPKJODGZMFOCEQFUQDYUBENBFNWVYTFGPZOBDOJXIGQZTJPJTVSHRWDFUZJNVUWXFFOLSBDVLAFXJHSXFCUJOFCUBFNWVYNBMHYIFGQJNZDHQJFXHBFBTHKBSCZFZ | ALL WARFARE IS BASED ON DECEPTION HENCE WHEN ABLE TO ATTACK WE MUST SEEM UNABLE WHEN USING OUR FORCES WE MUST SEEM INACTIVE WHEN WE ARE NEAR WE MUST MAKE THE ENEMY BELIEVE WE ARE FAR AWAY | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "11235"
} | intermediate | en | 151 | 151 | cipher_museum | 2.0 | public | null | null |
diana-v3-0304 | LDYLEKSVNRTKZKEAANOAFBTOMMKRAUQOASYSKKYVASUDJYMSSKEONGRUZCBXFBYCYOXBVONHCSRLLWRNTLAXBOGURMZKAQEFXBYYRZXAEKDOAAAYQDBXRJWESWQYYSSNXJLLBWDINQBHRZLEEKCLQZBMYYBSMOGRCENVZ | LDYLEKSVNRTKZKEAANOAFBTOMMKRAUQOASYSKKYVASUDJYMSSKEONGRUZCBXFBYCYOXBVONHCSRLLWRNTLAXBOGURMZKAQEFXBYYRZXAEKDOAAAYQDBXRJWESWQYYSSNXJLLBWDINQBHRZLEEKCLQZBMYYBSMOGRCENVZ | ULTRA INTELLIGENCE FROM BLETCHLEY PARK GAVE THE ALLIES AN ENORMOUS ADVANTAGE IN WORLD WAR TWO BY REVEALING GERMAN INTENTIONS BEFORE OPERATIONS BEGAN BUT THE SOURCE HAD TO BE PROTECTED AT ALL COSTS | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "FORCES"
} | intermediate | en | 165 | 165 | cipher_museum | 2.0 | public | null | null |
enigma-180 | GQFGVLGNDVQFYUZLKWFQVIHTWMXFFDZLRSFZSBRXJJMKIKXRUNGEAPWHGAMZZXEGWEPLLBBMAMFPCPAIWXLXGDGJBKCXDQVSMHNKRAVBDXRNTOAJXDCNCPGXTXFHBGXQOUVMQFYGQHPLCUQ | GQFGVLGNDVQFYUZLKWFQVIHTWMXFFDZLRSFZSBRXJJMKIKXRUNGEAPWHGAMZZXEGWEPLLBBMAMFPCPAIWXLXGDGJBKCXDQVSMHNKRAVBDXRNTOAJXDCNCPGXTXFHBGXQOUVMQFYGQHPLCUQ | CRYPTANALYSIS IS THE ART OF BREAKING CODES WITHOUT THE KEY AND IT HAS BEEN PRACTICED FOR AS LONG AS THERE HAVE BEEN CODES TO BREAK THE HISTORY OF CRYPTOLOGY IS A BATTLE OF WITS | enigma | enigma | machine | {
"type": "rotor_start",
"value": "QWE"
} | expert | en | 143 | 143 | cipher_museum | 0.2 | public | null | null |
rail-fence-v2-0486 | WNLROTWPIOELWEITSSREOUTTNWAIHGSESIHRDHSHDIRTTHUEUVTKNEDMRTOHNTSTTEHWINNAAHFFIAEHEOSEBAULWCYISSVELNIAOTOIOHTRSGIRTTNRTIWCTAIMEOGIHOIENOSERNDGFIN | WNLROTWPIOELWEITSSREOUTTNWAIHGSESIHRDHSHDIRTTHUEUVTKNEDMRTOHNTSTTEHWINNAAHFFIAEHEOSEBAULWCYISSVELNIAOTOIOHTRSGIRTTNRTIWCTAIMEOGIHOIENOSERNDGFIN | WITH MALICE TOWARD NONE WITH CHARITY FOR ALL WITH FIRMNESS IN THE RIGHT AS GOD GIVES US TO SEE THE RIGHT LET US STRIVE ON TO FINISH THE WORK WE ARE IN TO BIND UP THE NATIONS WOUNDS | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 10
} | intermediate | en | 143 | 143 | cipher_museum | 2.0 | public | null | null |
red-type-a-v3-0354 | TIXWISFFED | TIXWISFFED | DOT DASH DOT | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "MIKADO"
} | advanced | en | 10 | 10 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v2-1036 | FPYSGJFMOJDSOOKVT | FPYSGJFMOJDSOOKVT | COURAGE IN DARKNESS | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "31416"
} | intermediate | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
cda-0014552 | GWGLD RAHAW YIDNS BCGSV LJESB WBPDL MADFZ OEPUF CTNGD FIQKI | GWGLD RAHAW YIDNS BCGSV LJESB WBPDL MADFZ OEPUF CTNGD FIQKI | SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER | one_time_pad | one_time_pad | null | {} | medium | en | 50 | 50 | synthetic_educational | null | null | [
"information_theoretic_proof",
"key_reuse_attack"
] | One-time pad: theoretically unbreakable if key is truly random and never reused. |
kama-sutra-v3-0348 | KARDYMI NSCFRYEX RFF | KARDYMI NSCFRYEX RFF | GRAVITY EXPLAINS ALL | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 18 | 20 | cipher_museum | 2.0 | public | null | null |
playfair-it-031 | HYDPXFSYSYSCCHHCBFZLCZPCCBUGGWDBCKQZPCKFLWMGKDBV | HYDPXFSYSYSCCHHCBFZLCZPCCBUGGWDBCKQZPCKFLWMGKDBV | AVANTI POPOLO ALLA RISCOSSA BANDIERA ROSSA TRIONFERA | playfair | playfair | substitution | {
"type": "keyword",
"value": "KEYWORD"
} | intermediate | it | 48 | 48 | cipher_museum | 0.2 | public | null | null |
joseon-yeokhak-v2-0006 | BPMXIAAQAPMTL | BPMXIAAQAPMTL | THE PASS IS HELD | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "SEOUL"
} | beginner | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
cda-0002076 | YMRHY CHLEWLM YWLX C YYSI SP E AJHIANHZHX WABOHHLWN LLHJAYN | YMRHY CHLEWLM YWLX C YYSI SP E AJHIANHZHX WABOHHLWN LLHJAYN | ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN | beaufort | beaufort | null | {
"key": "PALACE"
} | medium | en | 50 | 50 | synthetic_educational | null | null | [
"kasiski_examination",
"friedman_test",
"index_of_coincidence"
] | Beaufort: E(x)=k-x mod 26 — reciprocal cipher (decryption identical to encryption). |
lorenz-v2-0041 | ALLTHATGLITTERSISNOTGOLDKFTENHAVFYOUHAARDTHATTOLD | ALLTHATGLITTERSISNOTGOLDKFTENHAVFYOUHAARDTHATTOLD | ALL THAT GLITTERS IS NOT GOLD OFTEN HAVE YOU HEARD THAT TOLD | lorenz | lorenz | machine | {
"type": "seed",
"value": "TUNNY"
} | expert | en | 49 | 49 | cipher_museum | 2.0 | public | null | null |
vic-v3-0295 | 872168987216636899016 | 872168987216636899016 | PER ASPERA AD ASTRA | vic | vic | substitution | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
m209-v3-0223 | MVZMVBXXDBVWQN | MVZMVBXXDBVWQN | THE SIEGE BEGINS | m209 | m209 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
four-square-v2-0169 | DRMENRGMNRKSTEQSRMBNXMRBOEOUCQDEYQLOOTTYIUATKKXIMOFBQIKAPTQKOUREQLPCBULO | DRMENRGMNRKSTEQSRMBNXMRBOEOUCQDEYQLOOTTYIUATKKXIMOFBQIKAPTQKOUREQLPCBULO | GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA | four_square | four_square | polygraphic | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | advanced | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
cda-0018318 | 816 802 826 834 999 807 835 843 856 814 811 999 824 855 999 800 999 845 843 854 857 861 852 814 999 839 842 857 999 800 999 855 833 842 819 802 841 999 807 802 812 855 801 853 999 854 821 825 815 858 812 811 999 859 822 813 999 802 835 847 821 800 803 814 857 999 805 873 999 859 821 852 814 814 999 845 844 856 826 857 ... | 816 802 826 834 999 807 835 843 856 814 811 999 824 855 999 800 999 845 843 854 857 861 852 814 999 839 842 857 999 800 999 855 833 842 819 802 841 999 807 802 812 855 801 853 999 854 821 825 815 858 812 811 999 859 822 813 999 802 835 847 821 800 803 814 857 999 805 873 999 859 821 852 814 814 999 845 844 856 826 857 ... | FAIL CLOSED IS A POSTURE NOT A SLOGAN CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS | culper_ring | culper_ring | null | {} | hard | en | 165 | 165 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
copiale-v2-0373 | D3 N6 V0 U8 J3 F9 J9 P9 J9 V3 E5 P9 J2 U0 O2 F1 K2 A2 B9 E7 Z2 C5 Y0 D0 C5 W5 F1 E0 Q6 H0 K5 W4 D8 D0 W5 E3 H0 H0 J2 F1 A3 S6 J9 F1 O9 Q6 N6 H9 U9 V3 H3 P9 I0 B8 A3 C7 H9 U1 K6 J6 H0 U8 X4 V4 G3 K2 A2 V2 Q6 U0 R7 V7 S9 L3 V4 K6 A6 O9 C1 P9 E6 V7 S6 F1 P6 A2 A2 E0 E1 P9 P5 O2 M8 K8 I2 G2 U8 M1 W9 I0 O0 P3 K2 O7 U8 A1 W5... | D3 N6 V0 U8 J3 F9 J9 P9 J9 V3 E5 P9 J2 U0 O2 F1 K2 A2 B9 E7 Z2 C5 Y0 D0 C5 W5 F1 E0 Q6 H0 K5 W4 D8 D0 W5 E3 H0 H0 J2 F1 A3 S6 J9 F1 O9 Q6 N6 H9 U9 V3 H3 P9 I0 B8 A3 C7 H9 U1 K6 J6 H0 U8 X4 V4 G3 K2 A2 V2 Q6 U0 R7 V7 S9 L3 V4 K6 A6 O9 C1 P9 E6 V7 S6 F1 P6 A2 A2 E0 E1 P9 P5 O2 M8 K8 I2 G2 U8 M1 W9 I0 O0 P3 K2 O7 U8 A1 W5... | AFTER AN UNEQUIVOCAL EXPERIENCE OF THE INEFFICIENCY OF THE SUBSISTING FEDERAL GOVERNMENT YOU ARE CALLED UPON TO DELIBERATE ON A NEW CONSTITUTION FOR THE UNITED STATES OF AMERICA | copiale | copiale | substitution | {
"type": "keyword",
"value": "MYSTERY"
} | advanced | en | 300 | 449 | cipher_museum | 2.0 | public | null | null |
porta-v2-0176 | OMIQJRPUAUMGSHVXQKCTDEQLZVBJLPNEHZTAFKIIBDFWVEOFYWUYMOJOMIQJRPUAFXTNSBAIFJ | OMIQJRPUAUMGSHVXQKCTDEQLZVBJLPNEHZTAFKIIBDFWVEOFYWUYMOJOMIQJRPUAFXTNSBAIFJ | GOOD NIGHT GOOD NIGHT PARTING IS SUCH SWEET SORROW THAT I SHALL SAY GOOD NIGHT TILL MORROW | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "RENAISSANCE"
} | intermediate | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
vernam-v2-0028 | CPWUELKPVMKCWASHI | CPWUELKPVMKCWASHI | COURAGE IN DARKNESS | vernam | vernam | stream | {
"type": "pad",
"value": "ABCDEFGH (repeating)"
} | expert | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
nomenclator-020 | 03 18 25 16 20 15 07 18 01 16 08 25 18 21 12 05 19 | 03 18 25 16 20 15 07 18 01 16 08 25 18 21 12 05 19 | CRYPTOGRAPHY RULES | nomenclator | nomenclator | nomenclator | {
"type": "none",
"value": null
} | expert | en | 34 | 50 | cipher_museum | 0.2 | public | null | null |
m209-v3-0307 | NOBNDMZJDBQWZKWAKWCJJWZLPZHDSWTAZSVXYUMQPIJPLJWRVJVSXDSBKXBKGWMANTBZZUNLGUKWNXZDBTUMMUQQQVPQYLPGQUWPQOERCCJYVKBPMNPDYXMOSPQHSZCXBVFKWJVAZAIZKKYOROXVPQIPPXEYRMJIQTVSTZPPXD | NOBNDMZJDBQWZKWAKWCJJWZLPZHDSWTAZSVXYUMQPIJPLJWRVJVSXDSBKXBKGWMANTBZZUNLGUKWNXZDBTUMMUQQQVPQYLPGQUWPQOERCCJYVKBPMNPDYXMOSPQHSZCXBVFKWJVAZAIZKKYOROXVPQIPPXEYRMJIQTVSTZPPXD | SOCRATES BELIEVED THAT THE UNEXAMINED LIFE IS NOT WORTH LIVING AND THAT WISDOM BEGINS WITH THE ADMISSION OF ONES OWN IGNORANCE THIS APPROACH TO KNOWLEDGE HAS GUIDED WESTERN PHILOSOPHY FOR TWO MILLENNIA | m209 | m209 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 170 | 170 | cipher_museum | 2.0 | public | null | null |
cda-0020187 | ALANT URINX BROKE ENIGM AWITZ CRIBS ANDTH EBOMX EMACH INERO UTECZ PHERS READA GRIDZ NAPRE SCRIB EDGEO METRI CPATT ERNTH ELIBR ARYPX ESERV ESKNO WLEDG EFORT HECOZ MUNIT YDOUB LETRA NSPOX ITIOZ APPLI ESCOZ UMNAR ENCRY PTION TWICX | ALANT URINX BROKE ENIGM AWITZ CRIBS ANDTH EBOMX EMACH INERO UTECZ PHERS READA GRIDZ NAPRE SCRIB EDGEO METRI CPATT ERNTH ELIBR ARYPX ESERV ESKNO WLEDG EFORT HECOZ MUNIT YDOUB LETRA NSPOX ITIOZ APPLI ESCOZ UMNAR ENCRY PTION TWICX | ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE | commercial_code | commercial_code | null | {} | hard | en | 190 | 190 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
nihilist-036 | 49 60 89 79 58 79 86 67 65 69 49 67 49 38 99 49 57 79 49 46 78 49 60 89 79 58 79 75 50 75 49 46 78 86 67 95 59 46 95 59 36 79 69 79 97 69 40 108 59 36 67 | 49 60 89 79 58 79 86 67 65 69 49 67 49 38 99 49 57 79 49 46 78 49 60 89 79 58 79 75 50 75 49 46 78 86 67 95 59 46 95 59 36 79 69 79 97 69 40 108 59 36 67 | ALL THE WORLDS A STAGE AND ALL THE MEN AND WOMEN MERELY PLAYERS | nihilist | nihilist | fractionation | {
"polybius": "RUSSIAN",
"keyword": "KEY"
} | advanced | en | 103 | 153 | cipher_museum | 0.2 | public | null | null |
sigaba-v2-0337 | FTDBSCIRKTVEMVVCPQCEGUSPYNAQJIHEVINFTJSZQQRAMLRKSTRZDGJXVCIPKVVLBMZHSNPPNAFEEVXLE | FTDBSCIRKTVEMVVCPQCEGUSPYNAQJIHEVINFTJSZQQRAMLRKSTRZDGJXVCIPKVVLBMZHSNPPNAFEEVXLE | FREQUENCY ANALYSIS EXPLOITS THE FACT THAT CERTAIN LETTERS APPEAR FAR MORE OFTEN IN ENGLISH TEXT | sigaba | sigaba | machine | {
"type": "seed",
"value": "FREEDOM"
} | expert | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
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