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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
polybius-v2-0094 | 44 23 15 13 24 35 23 15 42 14 24 43 25 52 11 43 24 33 51 15 33 44 15 14 12 54 31 15 34 33 12 11 44 44 24 43 44 11 11 31 12 15 42 44 24 11 42 15 33 11 24 43 43 11 33 13 15 11 42 13 23 24 44 15 13 44 11 33 14 22 42 15 11 44 23 45 32 11 33 24 43 44 | 44 23 15 13 24 35 23 15 42 14 24 43 25 52 11 43 24 33 51 15 33 44 15 14 12 54 31 15 34 33 12 11 44 44 24 43 44 11 11 31 12 15 42 44 24 11 42 15 33 11 24 43 43 11 33 13 15 11 42 13 23 24 44 15 13 44 11 33 14 22 42 15 11 44 23 45 32 11 33 24 43 44 | THE CIPHER DISK WAS INVENTED BY LEON BATTISTA ALBERTI A RENAISSANCE ARCHITECT AND GREAT HUMANIST | polybius | polybius | substitution | {
"type": "none",
"value": null
} | beginner | en | 164 | 245 | cipher_museum | 2.0 | public | null | null |
fialka-v2-0130 | LQDODYNYXOKMHE | LQDODYNYXOKMHE | STORM THE BREACH | fialka | fialka | machine | {
"type": "seed",
"value": "KREMLIN"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
typex-v3-0202 | YKCUNKHTOOAQRDNNFZALAPGSBPMHBEXXUSYAWLZDZPRDUQIGJVFRVVEEXJUZWFPOOTHUZBGFRMNPYBMEKDXEIBJXBPQIIMXZZIUPVFCXMWOVZUEXUMOJYRROJXEMRFMCMAJKRIFLUVKSWWPECIPSGTNTJILTLIMZ | YKCUNKHTOOAQRDNNFZALAPGSBPMHBEXXUSYAWLZDZPRDUQIGJVFRVVEEXJUZWFPOOTHUZBGFRMNPYBMEKDXEIBJXBPQIIMXZZIUPVFCXMWOVZUEXUMOJYRROJXEMRFMCMAJKRIFLUVKSWWPECIPSGTNTJILTLIMZ | FOR I KNOW THE THOUGHTS THAT I THINK TOWARD YOU SAITH THE LORD THOUGHTS OF PEACE AND NOT OF EVIL TO GIVE YOU AN EXPECTED END THEN SHALL YE CALL UPON ME AND YE SHALL GO AND PRAY UNTO ME AND I WILL HEARKEN | typex | typex | machine | {
"type": "keyword",
"value": "BRITAIN"
} | expert | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
cda-0018303 | 1956 00377 2863 3855 00983 03859 04719 06064 01596 1327 02902 5976 00383 5119 4750 05975 6320 06604 05703 01661 04475 4731 6332 0341 6015 3789 04759 02264 00411 4491 01618 05749 05721 04746 05709 1029 04783 05731 05733 1640 0982 6327 02921 04786 04445 0366 4445 01349 1295 1629 06305 1622 01041 6353 02898 04755 4416 003... | 1956 00377 2863 3855 00983 03859 04719 06064 01596 1327 02902 5976 00383 5119 4750 05975 6320 06604 05703 01661 04475 4731 6332 0341 6015 3789 04759 02264 00411 4491 01618 05749 05721 04746 05709 1029 04783 05731 05733 1640 0982 6327 02921 04786 04445 0366 4445 01349 1295 1629 06305 1622 01041 6353 02898 04755 4416 003... | FAIL CLOSED IS A POSTURE NOT A SLOGAN ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | zimmermann | zimmermann | null | {} | hard | en | 141 | 141 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
cda-0012399 | 16.4.6 18.3.5 6.4.2 10.4.10 1.3.4 19.2.4 4.5.4 4.1.5 7.1.10 9.2.3 14.3.7 9.1.3 7.2.9 10.6.10 19.1.1 14.6.4 4.4.1 10.1.10 13.2.5 20.1.5 6.3.6 2.3.3 11.6.10 3.1.2 15.1.6 13.1.4 12.5.2 7.2.9 10.1.10 8.4.1 2.1.5 1.4.4 13.3.8 6.4.2 17.6.6 19.1.6 9.1.3 3.1.6 5.5.3 15.4.3 11.2.3 19.5.5 4.5.8 5.1.7 19.3.3 11.5.2 16.5.2 14.1.7 ... | 16.4.6 18.3.5 6.4.2 10.4.10 1.3.4 19.2.4 4.5.4 4.1.5 7.1.10 9.2.3 14.3.7 9.1.3 7.2.9 10.6.10 19.1.1 14.6.4 4.4.1 10.1.10 13.2.5 20.1.5 6.3.6 2.3.3 11.6.10 3.1.2 15.1.6 13.1.4 12.5.2 7.2.9 10.1.10 8.4.1 2.1.5 1.4.4 13.3.8 6.4.2 17.6.6 19.1.6 9.1.3 3.1.6 5.5.3 15.4.3 11.2.3 19.5.5 4.5.8 5.1.7 19.3.3 11.5.2 16.5.2 14.1.7 ... | THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN | arnold_andre | arnold_andre | null | {} | hard | en | 185 | 185 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
alberti-disk-v2-0661 | VJZLFOJOUMJM | VJZLFOJOUMJM | VENI VIDI VICI | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 14
} | expert | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
lorenz-v3-0051 | TWOROADSDIVERGEDINAYELLOSWOODANDTORRYMCOULDNOTTRAVELBKTHANDBEONETRAVELER | TWOROADSDIVERGEDINAYELLOSWOODANDTORRYMCOULDNOTTRAVELBKTHANDBEONETRAVELER | TWO ROADS DIVERGED IN A YELLOW WOOD AND SORRY I COULD NOT TRAVEL BOTH AND BE ONE TRAVELER | lorenz | lorenz | machine | {
"type": "seed",
"value": "TUNNY"
} | expert | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v2-0103 | HSHEUUDCDSUSOQAASVMGSEWNTRDMDREOEPSASIOOBOEDSNAAITOMNESAIRRIHAICFNTARCOTTTNTRNLH | HSHEUUDCDSUSOQAASVMGSEWNTRDMDREOEPSASIOOBOEDSNAAITOMNESAIRRIHAICFNTARCOTTTNTRNLH | THE AMBASSADOR HAS RECEIVED OUR MOST URGENT DISPATCHES AND AWAITS INSTRUCTIONS FROM LONDON HQ | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "PALACE"
} | intermediate | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
caesar-v2-1654 | ZLSBO JV OBQOBXQ | ZLSBO JV OBQOBXQ | COVER MY RETREAT | caesar | caesar | substitution | {
"type": "shift",
"value": 23
} | beginner | en | 14 | 16 | cipher_museum | 2.0 | public | null | null |
cda-0008439 | GUR ENVY SRAPR PVCURE JEVGRF GRKG VA N MVTMNT CNGGREA N ZBQRY PNA PYNFFVSL CNGGREAF OHG VG PNA NYFB OR JEBAT | GUR ENVY SRAPR PVCURE JEVGRF GRKG VA N MVTMNT CNGGREA N ZBQRY PNA PYNFFVSL CNGGREAF OHG VG PNA NYFB OR JEBAT | THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 88 | 88 | synthetic_educational | null | null | [] | |
bazeries-v2-0259 | FENMNSCTCMYLON | FENMNSCTCMYLON | SIGNAL FIRES LIT | bazeries | bazeries | transposition | {
"type": "integer",
"value": 37
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
vigenere-v3-0750 | OMBHDXLEMMPEHRLTFW | OMBHDXLEMMPEHRLTFW | DEAD MEN TELL NO TALES | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
affine-v3-0039 | AOL LEWLYPTLUA JVUMPYTZ | AOL LEWLYPTLUA JVUMPYTZ | THE EXPERIMENT CONFIRMS | affine | affine | substitution | {
"a": 1,
"b": 7
} | beginner | en | 21 | 23 | cipher_museum | 2.0 | public | null | null |
vigenere-es-095 | GEZDVOEVPGTRCEMTGHTRLBHGERQ | GEZDVOEVPGTRCEMTGHTRLBHGERQ | EN BOCA CERRADA NO ENTRAN MOSCAS | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "CRYPTO"
} | intermediate | es | 27 | 27 | cipher_museum | 0.2 | public | null | null |
fractionated-morse-147 | MSUMIATBBCSUO | MSUMIATBBCSUO | THE TRAP IS SET | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "SECRET"
} | advanced | en | 13 | 13 | cipher_museum | 0.2 | public | null | null |
vic-v3-0150 | 8240191891898504864882409010898618869018506080010490950104864882409086488898618869018509083858468948018985008590480 | 8240191891898504864882409010898618869018506080010490950104864882409086488898618869018509083858468948018985008590480 | GENIUS IS ONE PERCENT INSPIRATION AND NINETY NINE PERCENT PERSPIRATION THOMAS EDISON NOTED | vic | vic | substitution | {
"type": "keyword",
"value": "NICKEL"
} | advanced | en | 115 | 115 | cipher_museum | 2.0 | public | null | null |
nihilist-132 | 34 39 66 84 30 53 46 39 33 84 46 65 35 70 46 53 26 | 34 39 66 84 30 53 46 39 33 84 46 65 35 70 46 53 26 | CRYPTOGRAPHY RULES | nihilist | nihilist | fractionation | {
"polybius": "SECRET",
"keyword": "AGENTS"
} | advanced | en | 34 | 50 | cipher_museum | 0.2 | public | null | null |
double-transposition-v3-0060 | FRREGAETADCORHFSLLEIYELAVAAVTVHEECOANBTRDREEIDADIUGEHDEELTTOOHGNTIBXRHHSIH | FRREGAETADCORHFSLLEIYELAVAAVTVHEECOANBTRDREEIDADIUGEHDEELTTOOHGNTIBXRHHSIH | CHARGE OF THE LIGHT BRIGADE INTO THE VALLEY OF DEATH RODE THE SIX HUNDRED BRAVE CAVALIERS | double_transposition | double_transposition | transposition | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
adfgx-v3-0448 | FXAXAXADDDAGFAFXDFAXXFDGAFXADGFDDADADDGGXDAAXGGGXGXFDDGAXDFGXGFGXADAFDXGXXFDADFFDADFADFDGFDFDXDXGXGGGXGGAXDDXDDFGDFDAAADXGXFFGFDXAXAXDXFXGAGGGXDXDFA | FXAXAXADDDAGFAFXDFAXXFDGAFXADGFDDADADDGGXDAAXGGGXGXFDDGAXDFGXGFGXADAFDXGXXFDADFFDADFADFDGFDFDXDXGXGGGXGGAXDDXDDFGDFDAAADXGXFFGFDXAXAXDXFXGAGGGXDXDFA | GALILEO POINTED HIS TELESCOPE AT THE HEAVENS AND CONFIRMED THAT THE EARTH ORBITS THE SUN | adfgx | adfgx | fractionation | {
"polybius": "WISDOM",
"columnar": "COURAGE"
} | advanced | en | 148 | 148 | cipher_museum | 2.0 | public | null | null |
adfgx-v3-0042 | DDXGDDDGGFXGGFFADXDD | DDXGDDDGGFXGGFFADXDD | DOT DASH DOT | adfgx | adfgx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v2-0070 | CKIHAAALVRVZRARZZVDAFVXALFJZUVSTHBGALFVMLHTUPLWLSBDMLTBPJZQKAJHMNFVURCF | CKIHAAALVRVZRARZZVDAFVXALFJZUVSTHBGALFVMLHTUPLWLSBDMLTBPJZQKAJHMNFVURCF | QUOTH THE RAVEN NEVERMORE THE BIRD SAT ON THE BUST OF PALLAS JUST ABOVE MY CHAMBER DOOR | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "MILAN"
} | advanced | en | 71 | 71 | cipher_museum | 2.0 | public | null | null |
adfgx-029 | DGAFDXGFXXXFFXFAGFGDXAAFXDXGDGFX | DGAFDXGFXXXFFXFAGFGDXAAFXDXGDGFX | LOCK DOWN ALL GATES | adfgx | adfgx | fractionation | {
"polybius": "PRIVACY",
"columnar": "GERMAN"
} | advanced | en | 32 | 32 | cipher_museum | 0.2 | public | null | null |
confederate-vigenere-229 | OWDXCILJBVHPVRCIVBGKFZYWXGKGJVYASKFZZVBGEMWTGKWERCMOBBU | OWDXCILJBVHPVRCIVBGKFZYWXGKGJVYASKFZZVBGEMWTGKWERCMOBBU | TO BE OR NOT TO BE THAT IS THE QUESTION WHETHER TIS NOBLER IN THE MIND | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "VICTORY"
} | intermediate | en | 55 | 55 | cipher_museum | 0.2 | public | null | null |
m209-231 | VQPHTBDXAUMPPFZNESYYQYQPRDLUOQVNLXBTADLQIWCLPNGVRDQFBPQATYCI | VQPHTBDXAUMPPFZNESYYQYQPRDLUOQVNLXBTADLQIWCLPNGVRDQFBPQATYCI | KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT | m209 | m209 | machine | {
"type": "seed",
"value": "MUSEUM"
} | expert | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
four-square-v2-0355 | TPIQLOFURODDAA | TPIQLOFURODDAA | STORM THE BREACH | four_square | four_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0021994 | XZVHZ IHSRU GVWGS VZOKS ZYVGY BGSIV VKLHR GRLMH ZOZMG FIRMT YILPV VMRTN ZDRGS XIRYH ZMWGS VYLNY VNZXS RMV | XZVHZ IHSRU GVWGS VZOKS ZYVGY BGSIV VKLHR GRLMH ZOZMG FIRMT YILPV VMRTN ZDRGS XIRYH ZMWGS VYLNY VNZXS RMV | CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE | atbash | atbash | null | {} | hard | en | 88 | 88 | synthetic_educational | null | null | [
"self_inverse_check",
"frequency_analysis"
] | Atbash maps A↔Z, B↔Y, … and is its own inverse. |
culper-ring-039 | 998 805 814 817 819 820 813 804 999 998 805 800 821 814 817 818 999 100 998 801 814 811 803 999 102 100 998 801 817 800 821 804 999 137 998 803 800 817 804 999 103 998 800 802 819 999 | 998 805 814 817 819 820 813 804 999 998 805 800 821 814 817 818 999 100 998 801 814 811 803 999 102 100 998 801 817 800 821 804 999 137 998 803 800 817 804 999 103 998 800 802 819 999 | FORTUNE FAVORS THE BOLD AND THE BRAVE WHO DARE TO ACT | culper_ring | culper_ring | codebook | {
"type": "none",
"value": null
} | expert | en | 138 | 183 | cipher_museum | 0.2 | public | null | null |
playfair-089 | YDCUGMHYEPGKZIIDZCUQNFBAPQNFBAHQUPNB | YDCUGMHYEPGKZIIDZCUQNFBAPQNFBAHQUPNB | THE ONLY THING WE HAVE TO FEAR IS FEAR ITSELF | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | en | 36 | 36 | cipher_museum | 0.2 | public | null | null |
cda-0017923 | 11 32 34 14 15 31 13 11 33 13 31 11 43 43 24 21 54 35 11 44 44 15 42 33 43 12 45 44 24 44 13 11 33 11 31 43 34 12 15 52 42 34 33 22 23 24 31 31 13 24 35 23 15 42 45 43 15 43 31 24 33 15 11 42 11 31 22 15 12 42 11 44 34 15 33 13 42 54 35 44 12 31 34 13 25 43 34 21 31 15 44 44 15 42 43 12 42 45 44 15 21 34 42 13 15 52 34... | 11 32 34 14 15 31 13 11 33 13 31 11 43 43 24 21 54 35 11 44 44 15 42 33 43 12 45 44 24 44 13 11 33 11 31 43 34 12 15 52 42 34 33 22 23 24 31 31 13 24 35 23 15 42 45 43 15 43 31 24 33 15 11 42 11 31 22 15 12 42 11 44 34 15 33 13 42 54 35 44 12 31 34 13 25 43 34 21 31 15 44 44 15 42 43 12 42 45 44 15 21 34 42 13 15 52 34... | A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY | polybius | polybius | null | {} | hard | en | 190 | 190 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
kryha-v2-0102 | NNXLGPGBKSXFKQEKQOBWLYRXFJPROXYYJZKMPDGGVCHVQODLQUSUITATPTOZQCICLSBHMZUNOH | NNXLGPGBKSXFKQEKQOBWLYRXFJPROXYYJZKMPDGGVCHVQODLQUSUITATPTOZQCICLSBHMZUNOH | LIBERTÉ ÉGALITÉ FRATERNITÉ OU LA MORT CES MOTS DÉFINISSENT LA REVOLUTION FRANÇAISE DE MIL SEPT | kryha | kryha | machine | {
"type": "keyword",
"value": "MUNICH"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
lorenz-v3-0326 | TPEWINDISWITHUS | TPEWINDISWITHUS | THE WIND IS WITH US | lorenz | lorenz | machine | {
"type": "seed",
"value": "BLETCHLEY"
} | expert | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
chaocipher-v3-0491 | GOWXRBXYKMWGAZMOEGLTGSMSKVSBBKNKFHFDTQOAZLEUYTORTQHXJELMSMOSWWWMHBRCOXWWKJ | GOWXRBXYKMWGAZMOEGLTGSMSKVSBBKNKFHFDTQOAZLEUYTORTQHXJELMSMOSWWWMHBRCOXWWKJ | THE JOURNEY OF A THOUSAND MILES BEGINS WITH A SINGLE STEP AS LAO TZU WROTE LONG AGO IN CHINA | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "TRIUMPH"
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
cda-0014528 | 17.23.12 17.50.3 5.36.8 20.23.11 5.20.2 9.40.2 18.36.14 12.50.12 1.24.5 18.20.7 2.23.10 8.42.7 18.4.5 5.1.13 4.29.4 20.47.11 8.46.4 1.1.7 17.27.7 10.4.15 11.23.10 12.37.2 11.7.14 17.8.10 13.49.4 1.43.8 14.23.14 8.10.2 3.26.15 15.11.8 1.29.8 7.17.6 18.2.5 6.29.11 18.5.12 17.44.15 4.48.2 14.47.6 12.33.9 2.33.1 2.33.15 7.... | 17.23.12 17.50.3 5.36.8 20.23.11 5.20.2 9.40.2 18.36.14 12.50.12 1.24.5 18.20.7 2.23.10 8.42.7 18.4.5 5.1.13 4.29.4 20.47.11 8.46.4 1.1.7 17.27.7 10.4.15 11.23.10 12.37.2 11.7.14 17.8.10 13.49.4 1.43.8 14.23.14 8.10.2 3.26.15 15.11.8 1.29.8 7.17.6 18.2.5 6.29.11 18.5.12 17.44.15 4.48.2 14.47.6 12.33.9 2.33.1 2.33.15 7.... | HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE | book_cipher | book_cipher | null | {} | hard | en | 140 | 140 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
typex-v3-0211 | HVTXPJJYPBOBNGAKWZGWBWO | HVTXPJJYPBOBNGAKWZGWBWO | ROME WAS NOT BUILT IN ONE DAY | typex | typex | machine | {
"type": "keyword",
"value": "EMPIRE"
} | expert | en | 23 | 23 | cipher_museum | 2.0 | public | null | null |
slidex-v3-0210 | BDIFVJNOELBXBIQISF | BDIFVJNOELBXBIQISF | CROSS THE RUBICON NOW | slidex | slidex | transposition | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
fialka-v2-0013 | KFMVWEAJMIVPB | KFMVWEAJMIVPB | STAY THE COURSE | fialka | fialka | machine | {
"type": "seed",
"value": "MOSCOW"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v2-0376 | XTQZELVQMPOQDMRFMAMVLDBLJUWJLIFZVXXHLDMVPIKMRLOJIXUICNMFQKLMFIQMWWPXBIQMJGTDVWMVGQSQWLWKAEUMZWRFMKBVDBBLEWKXTELAZWRIQOUMQOQPIGMZMTWQLVSSMOIXLWKNSUBFBYGMEIWVCZKIHLBL | XTQZELVQMPOQDMRFMAMVLDBLJUWJLIFZVXXHLDMVPIKMRLOJIXUICNMFQKLMFIQMWWPXBIQMJGTDVWMVGQSQWLWKAEUMZWRFMKBVDBBLEWKXTELAZWRIQOUMQOQPIGMZMTWQLVSSMOIXLWKNSUBFBYGMEIWVCZKIHLBL | ULTRA INTELLIGENCE DERIVED FROM DECRYPTED GERMAN ENIGMA TRAFFIC INDICATES THAT ENEMY PANZER DIVISIONS ARE CONCENTRATED AT CALAIS CONFIRMING THE DECEPTION OPERATION FORTITUDE HAS SUCCEEDED | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "DIXIE"
} | intermediate | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
kryptos-v2-0291 | KQYASLVPFBSYXBDVQHRIMPXF | KQYASLVPFBSYXBDVQHRIMPXF | TORPEDO AWAY ALL HANDS BRACE | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "VIRTUAL"
} | advanced | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v2-0770 | QSGVXUIGDYUBEN | QSGVXUIGDYUBEN | PRESS THE ATTACK | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "11235"
} | intermediate | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
kama-sutra-v2-0333 | KVFTGBWEZKY TDJTGZLTYE WYX GTWFKY WGT EQT EQGTT JZMMWGF KS WMM FUZTYEZSZU ZYHCZGN WYX JGKRGTFF | KVFTGBWEZKY TDJTGZLTYE WYX GTWFKY WGT EQT EQGTT JZMMWGF KS WMM FUZTYEZSZU ZYHCZGN WYX JGKRGTFF | OBSERVATION EXPERIMENT AND REASON ARE THE THREE PILLARS OF ALL SCIENTIFIC INQUIRY AND PROGRESS | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "INDIA"
} | intermediate | en | 81 | 94 | cipher_museum | 2.0 | public | null | null |
affine-vf-0079 | GPONYQWRWJ KW HQ HQ EN PWOJNEXK OY NQ NPW XQJH OBH BQN CBNQ MWB LQJ PEY AXQJK EY AJWON | GPONYQWRWJ KW HQ HQ EN PWOJNEXK OY NQ NPW XQJH OBH BQN CBNQ MWB LQJ PEY AXQJK EY AJWON | WHATSOEVER YE DO DO IT HEARTILY AS TO THE LORD AND NOT UNTO MEN FOR HIS GLORY IS GREAT | affine | affine | substitution | {
"a": 15,
"b": 14
} | beginner | en | 68 | 86 | cipher_museum | 2.0 | public | null | null |
fractionated-morse-033 | JRSHVQUCKPUUFGQJPUTRJXHPFAJFURPFAJFUJUAEPF | JRSHVQUCKPUUFGQJPUTRJXHPFAJFURPFAJFUJUAEPF | THE ONLY THING WE HAVE TO FEAR IS FEAR ITSELF | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "ROUNDTABLE"
} | advanced | en | 42 | 42 | cipher_museum | 0.2 | public | null | null |
adfgvx-v2-0247 | ADADDAAFADDDDXGDFGDXFVGGAGAGAXDXGXFXADGXDGDDVFGDGAVDGDFDVGFAVAXAGFVAGFGADFGFDAVFVDDFGDVDVAFVVDVAVAFAFADAVFVFXAAGVAFAVGVADFAAGAXAFDGGDFAAGFAADFXAFAXAAAGDDDGFXAVFVFXAVAGAXGDAAVGVAAAGFVAGFAAFDGAVFXDFAAFAAGFFAGFVGXAGDVXFGGDGDAXFVAAFGGVDDGVAGDAGXAGADDFGXAGAFAVADDAGGXAGFXAGDVDGGXDGDGAAADDXDDDXAXAXDXFGDFFD | ADADDAAFADDDDXGDFGDXFVGGAGAGAXDXGXFXADGXDGDDVFGDGAVDGDFDVGFAVAXAGFVAGFGADFGFDAVFVDDFGDVDVAFVVDVAVAFAFADAVFVFXAAGVAFAVGVADFAAGAXAFDGGDFAAGFAADFXAFAXAAAGDDDGFXAVFVFXAVAGAXGDAAVGVAAAGFVAGFAAFDGAVFXDFAAFAAGFFAGFVGXAGDVXFGGDGDAXFVAAFGGVDDGVAGDAGXAGADDFGXAGAFAVADDAGGXAGFXAGDVDGGXDGDGAAADDXDDDXAXAXDXFGDFFD | 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 | adfgvx | adfgvx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 300 | 300 | cipher_museum | 2.0 | public | null | null |
rail-fence-la-036 | EBMPIUULRSNUU | EBMPIUULRSNUU | E PLURIBUS UNUM | rail_fence | rail_fence | transposition | {
"type": "shift",
"value": 4
} | intermediate | la | 13 | 13 | cipher_museum | 0.2 | public | null | null |
adfgx-v3-0099 | ADGFADFGGAAXFFADXDDAGXDFADGADGAXGGAADDXD | ADGFADFGGAAXFFADXDDAGXDFADGADGAXGGAADDXD | THE LEGIONS STAND READY | adfgx | adfgx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 40 | 40 | cipher_museum | 2.0 | public | null | null |
bazeries-v3-0222 | YUGCYVOLUTLRRNLHYE | YUGCYVOLUTLRRNLHYE | LOWER THE DRAWBRIDGE | bazeries | bazeries | transposition | {
"type": "integer",
"value": 37
} | advanced | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
bifid-v3-0169 | FAOOFHROFFSNNRPSVFTFSGNXRTOGFKGGTMBRTFVMMOTSPDYHTGNWKSNDYPSNEKBXCHSBNDNZKHTDBHRPANNXIVWU | FAOOFHROFFSNNRPSVFTFSGNXRTOGFKGGTMBRTFVMMOTSPDYHTGNWKSNDYPSNEKBXCHSBNDNZKHTDBHRPANNXIVWU | TRADECRAFT IS THE ART OF CONDUCTING COVERT OPERATIONS WITHOUT ALERTING THE OPPOSITION TO YOUR PRESENCE | bifid | bifid | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 88 | 88 | cipher_museum | 2.0 | public | null | null |
vigenere-v3-1131 | GSECBUCJZVKURDIVCSGRSZBKFUSCOIAMGCGYCISBUCJZVKURKZAVBIKYSISRSWAUKOSXBFDZRRXLWGGVST | GSECBUCJZVKURDIVCSGRSZBKFUSCOIAMGCGYCISBUCJZVKURKZAVBIKYSISRSWAUKOSXBFDZRRXLWGGVST | ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "HONOR"
} | intermediate | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
cda-0009700 | UWFG BEVQ OYQV CUNE FOER GNOQ VNEF ABGC EBGN QGWB AZBR SEAR AQEL CGVB AWFA BGPE BNSA NLYS GGNE SESD HNAN LOZB RRYQ OAQY OFFW TLCO GGSE AFNH GWGQ OAOY FBPN JEBA UOAO SSWA SQVC USEO CCYV SFOY VANO ETHA NGWB AGBR OQVY NGGN E | UWFG BEVQ OYQV CUNE FOER GNOQ VNEF ABGC EBGN QGWB AZBR SEAR AQEL CGVB AWFA BGPE BNSA NLYS GGNE SESD HNAN LOZB RRYQ OAQY OFFW TLCO GGSE AFNH GWGQ OAOY FBPN JEBA UOAO SSWA SQVC USEO CCYV SFOY VANO ETHA NGWB AGBR OQVY NGGN E | HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER | porta | porta | null | {
"key": "JUSTICE"
} | hard | en | 177 | 177 | synthetic_educational | null | null | [] | |
cda-0021576 | ABBBA ABBAB ABABA BABBA AAAAA ABABA ABBBA AABBB AAAAA AAAAB AABAA BAABA ABAAA AAABA AAABA ABAAA ABBBA AABBB AABAA BAAAA BAAAB BAABB BAAAB AABAA ABABB BAABB ABABA BAABA ABAAA ABBBA ABABA AABAA AAAAA ABABA ABBBA AABBB AAAAA AAAAB AABAA BAABA BAAAB AABBB ABAAA AABAB BAABA BAAAB BAABA AABBB AABAA AABAB BAAAA ABAAA AABAA AA... | ABBBA ABBAB ABABA BABBA AAAAA ABABA ABBBA AABBB AAAAA AAAAB AABAA BAABA ABAAA AAABA AAABA ABAAA ABBBA AABBB AABAA BAAAA BAAAB BAABB BAAAB AABAA ABABB BAABB ABABA BAABA ABAAA ABBBA ABABA AABAA AAAAA ABABA ABBBA AABBB AAAAA AAAAB AABAA BAABA BAAAB AABBB ABAAA AABAB BAABA BAAAB BAABA AABBB AABAA AABAB BAAAA ABAAA AABAA AA... | POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION | bacon_cipher | bacon_cipher | null | {} | hard | en | 730 | 730 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
two-square-123 | SKFADTUBQKFACV | SKFADTUBQKFACV | CHANGE OF PLANS | two_square | two_square | polygraphic | {
"key1": "SECRET",
"key2": "AGENTS"
} | advanced | en | 14 | 14 | cipher_museum | 0.2 | public | null | null |
cda-0021101 | WOLL ACHE ENAA STSO SIAK HABE DZEH DIBE HYAZ ZIEM OASI WOLL ACHE ETSA HMOA SIDI BEHY AZZI EWOL LACH EEDI BEHD IBEH TKIN MAET SAHA SZIH CLAG IAIH WOLL ACHE ETHA NZIE THAN ZIED ZEHG AHTS AHDI BEHS HUSH NODA IHTH ANZI ETKI NTHA NZIE MOAS IWOL LACH EETS AHWO LLAC HEED IBEH YAZZ IEDI BEHA KHAS HUSH DZEH GLOE IH | WOLL ACHE ENAA STSO SIAK HABE DZEH DIBE HYAZ ZIEM OASI WOLL ACHE ETSA HMOA SIDI BEHY AZZI EWOL LACH EEDI BEHD IBEH TKIN MAET SAHA SZIH CLAG IAIH WOLL ACHE ETHA NZIE THAN ZIED ZEHG AHTS AHDI BEHS HUSH NODA IHTH ANZI ETKI NTHA NZIE MOAS IWOL LACH EETS AHWO LLAC HEED IBEH YAZZ IEDI BEHA KHAS HUSH DZEH GLOE IH | A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG | navajo_code | navajo_code | null | {} | hard | en | 246 | 246 | synthetic_educational | null | null | [
"codebook_frequency",
"word_list_attack"
] | Navajo Code Talker cipher: Navajo words represent English letters. |
columnar-transposition-fr-036 | EMTRFEEDSNALTEEAFCLOSSERAUGASETTEERSSELDI | EMTRFEEDSNALTEEAFCLOSSERAUGASETTEERSSELDI | LE SECRET EST L AME DE TOUTES LES GRANDES AFFAIRES | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "KEYWORD"
} | intermediate | fr | 41 | 41 | cipher_museum | 0.2 | public | null | null |
cda-0021954 | ZM ZUURMV XRKSVI ZKKORVH Z ORMVZI UFMXGRLM GL VZXS OVGGVI | ZM ZUURMV XRKSVI ZKKORVH Z ORMVZI UFMXGRLM GL VZXS OVGGVI | AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER | atbash | atbash | null | {} | medium | en | 48 | 48 | synthetic_educational | null | null | [
"self_inverse_check",
"frequency_analysis"
] | Atbash maps A↔Z, B↔Y, … and is its own inverse. |
cda-0019860 | 19.4.9 10.5.9 17.6.2 13.1.6 19.1.5 11.4.8 3.1.2 4.4.2 9.5.4 18.3.4 12.5.4 19.5.7 9.3.8 6.3.9 17.5.6 20.1.5 13.5.5 9.2.3 8.3.6 1.5.10 3.1.8 8.5.6 17.2.7 20.6.5 10.2.10 20.2.8 9.4.8 13.6.3 13.5.2 4.3.2 15.6.7 17.5.8 2.1.9 11.4.6 12.4.9 | 19.4.9 10.5.9 17.6.2 13.1.6 19.1.5 11.4.8 3.1.2 4.4.2 9.5.4 18.3.4 12.5.4 19.5.7 9.3.8 6.3.9 17.5.6 20.1.5 13.5.5 9.2.3 8.3.6 1.5.10 3.1.8 8.5.6 17.2.7 20.6.5 10.2.10 20.2.8 9.4.8 13.6.3 13.5.2 4.3.2 15.6.7 17.5.8 2.1.9 11.4.6 12.4.9 | EVERY SYSTEM NEEDS AN HONEST THREAT MODEL | arnold_andre | arnold_andre | null | {} | medium | en | 35 | 35 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
adfgvx-210 | FFGGDXXXAFDXDDVFAAAVDA | FFGGDXXXAFDXDDVFAAAVDA | RALLY AT DAWN | adfgvx | adfgvx | fractionation | {
"polybius": "ENIGMA",
"columnar": "CRYPTO"
} | advanced | en | 22 | 22 | cipher_museum | 0.2 | public | null | null |
venona-pad-reuse-v2-0043 | ORPVKXXIZTFA5O7LMBZIYAPH4EIIMQ5NPSQXIEFURSPRIFJK3RDSFA5 | ORPVKXXIZTFA5O7LMBZIYAPH4EIIMQ5NPSQXIEFURSPRIFJK3RDSFA5 | BREVITY IS THE SOUL OF WIT AND TEDIOUSNESS THE OUTWARD FLOURISHES | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "PALACE"
} | expert | en | 55 | 55 | cipher_museum | 2.0 | public | null | null |
bifid-v2-0094 | RPIBRNOCMVNAHPMBTNQPBTIQINQIPQFQCLDQCGIMTUYPZDLDFCETWCOYATLRFEGAHRLKTWGVUTGGHGZKQN | RPIBRNOCMVNAHPMBTNQPBTIQINQIPQFQCLDQCGIMTUYPZDLDFCETWCOYATLRFEGAHRLKTWGVUTGGHGZKQN | THE CIPHER DISK WAS INVENTED BY LEON BATTISTA ALBERTI A RENAISSANCE ARCHITECT AND GREAT HUMANIST | bifid | bifid | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
cda-0015762 | ... ..... .... ..... . .. ... . .. .... . ... .. .... ... ... .. . .... .. . . .... ... .... .... .... .. .... ..... . ... .... .... .... ..... .... .. . ..... . .... . ..... .... ... . ..... .... .. ..... . . ..... .... ... . ... . . .... .. . ..... .. . .... ..... ... . . .... . ..... | ... ..... .... ..... . .. ... . .. .... . ... .. .... ... ... .. . .... .. . . .... ... .... .... .... .. .... ..... . ... .... .... .... ..... .... .. . ..... . .... . ..... .... ... . ..... .... .. ..... . . ..... .... ... . ... . . .... .. . ..... .. . .... ..... ... . . .... . ..... | PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION THE INDEX OF COINCIDENCE IS A USEFUL CLUE | tap_code | tap_code | null | {} | hard | en | 181 | 181 | 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. |
navajo-code-v3-0039 | THAN-ZIE LIN DZEH / DZEH AL-NA-AS-DZOH CLA-GI-AIH DZEH DAH-NES-TSA YEH-HES BE-TAS-TNI DZEH A-CHIN A-WOH / MOASI TLO-CHIN TSAH MA-E TKIN DAH-NES-TSA BE-TAS-TNI KLESH | THAN-ZIE LIN DZEH / DZEH AL-NA-AS-DZOH CLA-GI-AIH DZEH DAH-NES-TSA YEH-HES BE-TAS-TNI DZEH A-CHIN A-WOH / MOASI TLO-CHIN TSAH MA-E TKIN DAH-NES-TSA BE-TAS-TNI KLESH | THE EXPERIMENT CONFIRMS | navajo_code | navajo_code | code | {
"type": "none",
"value": null
} | expert | en | 142 | 172 | cipher_museum | 2.0 | public | null | null |
jefferson-disk-v2-0103 | SIIHHDZVAHCIVIDAYQOYXBUSMRCYMKSRCRUBSMXAVXSBSZEXKMDJZPSVXXEGVRVDJIKVZOMUNERMMBYJ | SIIHHDZVAHCIVIDAYQOYXBUSMRCYMKSRCRUBSMXAVXSBSZEXKMDJZPSVXXEGVRVDJIKVZOMUNERMMBYJ | THE AMBASSADOR HAS RECEIVED OUR MOST URGENT DISPATCHES AND AWAITS INSTRUCTIONS FROM LONDON HQ | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "4,2,6,1,3,5"
} | expert | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
hill-v2-0529 | ATOAERRFJKDWXA | ATOAERRFJKDWXA | TRUST BUT VERIFY | hill | hill | polygraphic | {
"a": 11,
"b": 3,
"c": 2,
"d": 5
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0014953 | 3 72 14 91 33 35 49 63 88 33 3 11 34 22 82 64 1 24 34 59 64 59 70 82 63 34 33 50 87 34 59 67 48 64 24 23 45 4 23 25 58 93 21 63 27 60 25 33 34 15 91 94 48 59 15 64 22 53 76 46 35 26 59 81 21 49 64 22 15 21 33 93 50 27 14 11 48 46 14 39 87 39 32 23 | 3 72 14 91 33 35 49 63 88 33 3 11 34 22 82 64 1 24 34 59 64 59 70 82 63 34 33 50 87 34 59 67 48 64 24 23 45 4 23 25 58 93 21 63 27 60 25 33 34 15 91 94 48 59 15 64 22 53 76 46 35 26 59 81 21 49 64 22 15 21 33 93 50 27 14 11 48 46 14 39 87 39 32 23 | ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN THE INDEX OF COINCIDENCE IS A USEFUL CLUE | homophonic | homophonic | null | {} | hard | en | 84 | 84 | synthetic_educational | null | null | [
"frequency_analysis",
"multiple_ciphertext_attack"
] | Homophonic substitution: each letter maps to multiple possible numbers. |
joseon-yeokhak-v2-0195 | CBQSIDCBOAWRBWUVHRFSOFMKVWZSWDCBRSFSRKSOYOBRKSOFMCJSFAOBMOEIOWBHJCZIASCTZCFS | CBQSIDCBOAWRBWUVHRFSOFMKVWZSWDCBRSFSRKSOYOBRKSOFMCJSFAOBMOEIOWBHJCZIASCTZCFS | ONCE UPON A MIDNIGHT DREARY WHILE I PONDERED WEAK AND WEARY OVER MANY A QUAINT VOLUME OF LORE | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "JOSEON"
} | beginner | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
copiale-120 | E6 V7 U7 O7 T8 D1 E2 D1 Y0 U7 L1 C9 O6 F0 O5 Q3 D3 B9 A1 L2 T8 W8 O3 R9 B5 E7 G3 S1 C9 B8 O4 E6 Q2 E8 P7 O5 K6 B6 E9 T3 S8 K9 I3 E9 B7 P7 S1 X7 U7 O2 G8 E8 B6 B0 Z1 O2 W9 R9 D0 C6 H7 O7 L2 A1 E6 S7 Z7 S3 P7 D9 A7 A3 V7 A0 O5 X9 L9 U5 P1 A0 L1 N0 D3 P3 M8 C3 D2 N9 B3 A4 R9 A4 P3 B8 A2 S8 C7 C6 Y9 T8 R2 R9 V7 D0 N9 S1 N0... | E6 V7 U7 O7 T8 D1 E2 D1 Y0 U7 L1 C9 O6 F0 O5 Q3 D3 B9 A1 L2 T8 W8 O3 R9 B5 E7 G3 S1 C9 B8 O4 E6 Q2 E8 P7 O5 K6 B6 E9 T3 S8 K9 I3 E9 B7 P7 S1 X7 U7 O2 G8 E8 B6 B0 Z1 O2 W9 R9 D0 C6 H7 O7 L2 A1 E6 S7 Z7 S3 P7 D9 A7 A3 V7 A0 O5 X9 L9 U5 P1 A0 L1 N0 D3 P3 M8 C3 D2 N9 B3 A4 R9 A4 P3 B8 A2 S8 C7 C6 Y9 T8 R2 R9 V7 D0 N9 S1 N0... | 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 | copiale | copiale | substitution | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 286 | 428 | cipher_museum | 0.2 | public | null | null |
cda-0012454 | --- -... ... . .-. ...- .- -... .-.. . / . ...- .. -.. . -. -.-. . / -.-. --- -- . ... / -... . ..-. --- .-. . / -.-. --- -. ..-. .. -.. . -. -.-. . / - .... . / - .-. .. - .... . -- .. ..- ... / -.-. .. .--. .... . .-. / .- -.. ...- .- -. -.-. . ... / - .... . / .- .-.. .--. .... .- -... . - / -... -.-- / --- -. . / .... | --- -... ... . .-. ...- .- -... .-.. . / . ...- .. -.. . -. -.-. . / -.-. --- -- . ... / -... . ..-. --- .-. . / -.-. --- -. ..-. .. -.. . -. -.-. . / - .... . / - .-. .. - .... . -- .. ..- ... / -.-. .. .--. .... . .-. / .- -.. ...- .- -. -.-. . ... / - .... . / .- .-.. .--. .... .- -... . - / -... -.-- / --- -. . / .... | OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS | morse_code | morse_code | null | {} | hard | en | 180 | 180 | synthetic_educational | null | null | [
"symbol_decode",
"frequency_analysis"
] | Morse code: dots and dashes; word-separated by / symbol. |
hist-chinese-telegraph-001 | 0300 8415 0573 2134 | 0300 8415 0573 2134 | PEACE TRADE AGREEMENT SIGNED | chinese_telegraph | chinese_telegraph | codebook | {
"codebook": "Standard Chinese Telegraph Code (Viguier Code)",
"version": "1871"
} | expert | zh | 16 | 19 | cipher_museum | 0.2 | public | null | null |
rot13-de-021 | URHGR QRHGFPUYNAQ ZBETRA QVR JRYG | URHGR QRHGFPUYNAQ ZBETRA QVR JRYG | HEUTE DEUTSCHLAND MORGEN DIE WELT | rot13 | rot13 | substitution | {
"type": "none",
"value": null
} | beginner | de | 29 | 33 | cipher_museum | 0.2 | public | null | null |
autokey-069 | UCEWPPDCCTNMXXESOWETU | UCEWPPDCCTNMXXESOWETU | SUPPLY LINE COMPROMISED | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | en | 21 | 21 | cipher_museum | 0.2 | public | null | null |
red-type-a-v2-0090 | WOJETUIITANMNELCTODWAJIODUMOVHULBAGCEQVIWLUDCIKCTUMAVIWADUMWUHNYSOTXRIBYHMUM | WOJETUIITANMNELCTODWAJIODUMOVHULBAGCEQVIWLUDCIKCTUMAVIWADUMWUHNYSOTXRIBYHMUM | MARY QUEEN OF SCOTS WAS BEHEADED AFTER HER CIPHER LETTERS WERE DECODED BY THOMAS PHELIPPES | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "SAKURA"
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
cda-0012207 | DRAF TOUT ERUP PERB ASIS LOCA LEXT RATH REER IGHT AGAI NNIG HTSH OREP ARTS OTHE RSOU THIS SUET URNS INNE RORD ERNO TESA MONG POIN TPOI NTLI GHTI NCUR EXTR A | DRAF TOUT ERUP PERB ASIS LOCA LEXT RATH REER IGHT AGAI NNIG HTSH OREP ARTS OTHE RSOU THIS SUET URNS INNE RORD ERNO TESA MONG POIN TPOI NTLI GHTI NCUR EXTR A | DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF THE BEST LESSONS SHOW WHERE THE METHOD FAILS HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS | 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. |
adfgx-v3-0028 | DGDAGFGDGDGGFXGGXGGAGFXXXAFFFGAGAAFGFDAAFADDAXFXFXXXXX | DGDAGFGDGDGGFXGGXGGAGFXXXAFFFGAGAAFGFDAAFADDAXFXFXXXXX | DONT FIRE TILL YOU SEE THE WHITES | adfgx | adfgx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 54 | 54 | cipher_museum | 2.0 | public | null | null |
autokey-v3-0430 | UIOXZVLPRNENUYMGXE | UIOXZVLPRNENUYMGXE | LOWER THE DRAWBRIDGE | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "JUSTICE"
} | intermediate | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
cda-0015297 | AAAA BAAB AAAA AAAB AABB AABA BABB ABBA AAAB AABA ABAA ABAA ABBA ABAA ABBB AABA ABAA AAAA BAAA AABA ABAA AABB BABA AAAA BBAB AAAB AAAA AAAB ABAA BBAB AABA BBAA BBAB AAAA ABBA AABA AABB AAAA BAAB AAAA AABA AAAA AAAB BAAA AABB AAAB BAAB AAAA ABAB AAAA BABB AABB BABA ABAB AAAB ABAA ABAA BABA AABA ABAA ABAB AAAB ABBA ABAA ... | AAAA BAAB AAAA AAAB AABB AABA BABB ABBA AAAB AABA ABAA ABAA ABBA ABAA ABBB AABA ABAA AAAA BAAA AABA ABAA AABB BABA AAAA BBAB AAAB AAAA AAAB ABAA BBAB AABA BBAA BBAB AAAA ABBA AABA AABB AAAA BAAB AAAA AABA AAAA AAAB BAAA AABB AAAB BAAB AAAA ABAB AAAA BABB AABB BABA ABAB AAAB ABAA ABAA BABA AABA ABAA ABAB AAAB ABBA ABAA ... | BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF THE INDEX OF COINCIDENCE IS A USEFUL CLUE TOMORROW | bacon_cipher | bacon_cipher | null | {} | hard | en | 460 | 460 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
joseon-yeokhak-v3-0059 | BPMBPQVZMLTQVMABWWLNQZUIBJITIKTIDIIABPMZCAAQIVKIDITZGKPIZOMLIKZWAABPMXTIQV | BPMBPQVZMLTQVMABWWLNQZUIBJITIKTIDIIABPMZCAAQIVKIDITZGKPIZOMLIKZWAABPMXTIQV | THE THIN RED LINE STOOD FIRM AT BALACLAVA AS THE RUSSIAN CAVALRY CHARGED ACROSS THE PLAIN | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "SEOUL"
} | beginner | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
cda-0020347 | WQTBW FIXBU HXLWQ WXFGI HPSWG JLWSZ NSGMQ BHOFA MOPBC OVTCK PBTQH IOMSP UDBXQ WMTWC PVBFY QMQZL WXNOZ YFLBQ MFOZY ZPV | WQTBW FIXBU HXLWQ WXFGI HPSWG JLWSZ NSGMQ BHOFA MOPBC OVTCK PBTQH IOMSP UDBXQ WMTWC PVBFY QMQZL WXNOZ YFLBQ MFOZY ZPV | THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER | vernam | vernam | null | {} | hard | en | 98 | 98 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
rail-fence-v3-0507 | ZLNLLEALKOAIEFRSOEWENSOFWVLVGTKOOOEETINONRDRHEOREPGTEGWPPOEUKDLEATWONEEGRYIHOLDTTW | ZLNLLEALKOAIEFRSOEWENSOFWVLVGTKOOOEETINONRDRHEOREPGTEGWPPOEUKDLEATWONEEGRYIHOLDTTW | ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 11
} | intermediate | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
red-type-a-v2-0290 | GPOESYHRINCTIDYLCAVFYB | GPOESYHRINCTIDYLCAVFYB | FLEET ASSEMBLES AT HARBOR | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "TOKYO"
} | advanced | en | 22 | 22 | cipher_museum | 2.0 | public | null | null |
cda-0002455 | YULALAHEPTETHOOEAHCIAGNSSNXPDRELREOSORETNASYGINPEHRLFTTABLHKSAUTPLODUCOOHRSDCSESACRELIREMTHIEEHBMEAPFIMODIURKEIESTBHMSLOTNTEWFEOEHEIREHABTONEIETIVIIEPSPMHDGTCYTEPNIHYEEPTECETLCRTENCURTAMTENSCFYIEIMAACTLE | YULALAHEPTETHOOEAHCIAGNSSNXPDRELREOSORETNASYGINPEHRLFTTABLHKSAUTPLODUCOOHRSDCSESACRELIREMTHIEEHBMEAPFIMODIURKEIESTBHMSLOTNTEWFEOEHEIREHABTONEIETIVIIEPSPMHDGTCYTEPNIHYEEPTECETLCRTENCURTAMTENSCFYIEIMAACTLE | THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | double_transposition | double_transposition | null | {
"key1": "LIBERTY",
"key2": "PATTERN"
} | hard | en | 203 | 203 | synthetic_educational | null | null | [
"key_length_search",
"anagram_recovery"
] | Double columnar transposition: apply columnar twice for stronger security. |
two-square-v2-0033 | CKOSMBENPUQNSX | CKOSMBENPUQNSX | ANNUIT COEPTIS | two_square | two_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
slidex-v3-0186 | LVFCUCHBCBHMYGRTYTHYOZUCAKURNXFCAVILWSAOTAWJYTXQUFCKOQVCMXSVOUEWWYNXFCSSIYUCGCXCIRTAAX | LVFCUCHBCBHMYGRTYTHYOZUCAKURNXFCAVILWSAOTAWJYTXQUFCKOQVCMXSVOUEWWYNXFCSSIYUCGCXCIRTAAX | CONGRESS SHALL MAKE NO LAW RESPECTING AN ESTABLISHMENT OF RELIGION OR PROHIBITING THE FREE EXERCISE | slidex | slidex | transposition | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 86 | 86 | cipher_museum | 2.0 | public | null | null |
red-type-a-180 | HJUBWIGOWUXIMATZKYIDSIHMROOQAHNRINAWRYWRAYHVVIPYOOSXEKKOVMIYDWGIKSYHORCABYDWIKCITZKEDOKOCIMYADJIQOZSACJIENWRASYXZAJUOVQDULTUPIHUINYSEMSGAIBREWD | HJUBWIGOWUXIMATZKYIDSIHMROOQAHNRINAWRYWRAYHVVIPYOOSXEKKOVMIYDWGIKSYHORCABYDWIKCITZKEDOKOCIMYADJIQOZSACJIENWRASYXZAJUOVQDULTUPIHUINYSEMSGAIBREWD | 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 | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "SECRET"
} | advanced | en | 143 | 143 | cipher_museum | 0.2 | public | null | null |
nihilist-045 | 65 67 66 45 38 77 76 36 79 49 46 78 47 50 105 59 46 108 59 40 65 47 40 86 76 67 66 45 56 69 79 58 79 45 38 76 45 67 66 66 58 99 65 67 65 79 58 99 67 39 67 55 40 99 48 67 75 | 65 67 66 45 38 77 76 36 79 49 46 78 47 50 105 59 46 108 59 40 65 47 40 86 76 67 66 45 56 69 79 58 79 45 38 76 45 67 66 66 58 99 65 67 65 79 58 99 67 39 67 55 40 99 48 67 75 | FOUR SCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH THIS NATION | nihilist | nihilist | fractionation | {
"polybius": "RUSSIAN",
"keyword": "KEY"
} | advanced | en | 116 | 172 | cipher_museum | 0.2 | public | null | null |
four-square-v2-0231 | LMSDNRMSMESPTYHDLHBZMOQABNREFCPCEGMETMADDDHEXLCPDESSBQATQCGBDFRDNRGMFYIUGKBNQYMTIPBOLHMFRTKNKSKDLNYDIUEPENFEMEWRHLQSCTQUCLFBGTPCRUKBSDBTNDSDQKTFMRQALE | LMSDNRMSMESPTYHDLHBZMOQABNREFCPCEGMETMADDDHEXLCPDESSBQATQCGBDFRDNRGMFYIUGKBNQYMTIPBOLHMFRTKNKSKDLNYDIUEPENFEMEWRHLQSCTQUCLFBGTPCRUKBSDBTNDSDQKTFMRQALE | 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 | four_square | four_square | polygraphic | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | advanced | en | 150 | 150 | cipher_museum | 2.0 | public | null | null |
voynich-render-v3-0023 | szff xokf ocdoe | szff xokf ocdoe | FULL SAIL AHEAD | voynich_render | voynich_render | substitution | {
"type": "none",
"value": null
} | expert | en | 13 | 15 | cipher_museum | 2.0 | public | null | null |
rail-fence-v2-0312 | BRFEALASOFFNNTOETIEESDIOTHTRDENODDEAYEOANSNSHOHFLWAEWUTOSETAEFRUIAROR | BRFEALASOFFNNTOETIEESDIOTHTRDENODDEAYEOANSNSHOHFLWAEWUTOSETAEFRUIAROR | BLOOD SWEAT AND TEARS THESE ARE WHAT I OFFER YOU FOR THE DEFENSE OF OUR ISLAND NATION | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 9
} | intermediate | en | 69 | 69 | cipher_museum | 2.0 | public | null | null |
fialka-v3-0336 | AIYMCOMAVYOBYMC | AIYMCOMAVYOBYMC | THE WIND IS WITH US | fialka | fialka | machine | {
"type": "seed",
"value": "SPUTNIK"
} | expert | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
cda-0016596 | 14.32.13 8.28.8 19.30.6 8.21.9 11.44.15 6.37.13 8.44.15 5.17.2 8.20.5 7.31.10 10.23.4 17.13.14 18.11.2 10.12.10 9.38.10 16.32.3 11.47.15 1.27.12 4.26.4 15.36.10 8.32.9 18.42.14 16.40.8 4.43.9 12.33.14 15.9.2 11.3.11 4.7.2 6.3.13 13.29.7 17.5.7 18.21.6 1.11.6 19.16.12 2.37.3 13.44.6 7.31.12 17.29.8 8.37.15 2.32.15 19.7.... | 14.32.13 8.28.8 19.30.6 8.21.9 11.44.15 6.37.13 8.44.15 5.17.2 8.20.5 7.31.10 10.23.4 17.13.14 18.11.2 10.12.10 9.38.10 16.32.3 11.47.15 1.27.12 4.26.4 15.36.10 8.32.9 18.42.14 16.40.8 4.43.9 12.33.14 15.9.2 11.3.11 4.7.2 6.3.13 13.29.7 17.5.7 18.21.6 1.11.6 19.16.12 2.37.3 13.44.6 7.31.12 17.29.8 8.37.15 2.32.15 19.7.... | KERCKHOFFS PRINCIPLE SAYS THE SYSTEM MUST BE SECURE EVEN IF ENEMY KNOWS ALGORITHM THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY THE ARCHITECTURE SHOULD MAKE MISUSE HARDER | book_cipher | book_cipher | null | {} | hard | en | 159 | 159 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
cda-0010286 | ABRS ENSA QFLB HVAB VEBB FPEA YRNP LZSG FSET FRCI RNQL FCZA FEAK | ABRS ENSA QFLB HVAB VEBB FPEA YRNP LZSG FSET FRCI RNQL FCZA FEAK | MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY TOMORROW | porta | porta | null | {
"key": "KEY"
} | medium | en | 52 | 52 | synthetic_educational | null | null | [] | |
cda-0019409 | CLAIM ROADS YEARS PHASE TRACK OFTEN GOING ROADS ALERT POSTS HEADS YEARS RAIDS EIGHT WHILE AMONG RAIDS DEPOT SOUTH POINT ABOVE TURNS INTEL EXACT NOTES | CLAIM ROADS YEARS PHASE TRACK OFTEN GOING ROADS ALERT POSTS HEADS YEARS RAIDS EIGHT WHILE AMONG RAIDS DEPOT SOUTH POINT ABOVE TURNS INTEL EXACT NOTES | CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER | 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. |
autokey-la-002 | YENCMTKSEZUNMKWWHVASLVKIJTMFIRVL | YENCMTKSEZUNMKWWHVASLVKIJTMFIRVL | GALLIA EST OMNIS DIVISA IN PARTES TRES | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "SECRET"
} | intermediate | la | 32 | 32 | cipher_museum | 0.2 | public | null | null |
cda-0015995 | ┐· ┘· └ ⌒· ⌐ └ ┐· r· ⌐ ¬ L K Γ· r r Γ· ┐· r· L ┌· X X· X L ┌ X· └ K Γ· ┐· └ L ⌐ └ ┐· r· ⌐ ¬ L K X r· Γ· ⌐· K X Γ Γ· ⌐· ⌐· Γ· L ⌐ ─ Γ r· L └ └ ┌ ⌐ ─ Γ· ─ K ┌· ┘· Γ X· r L Γ ┐· X· ¬ └ Γ· r ┐ L ⌒· r ┌· ⌒· ┐· K ┘· ¬· ┌· ⌐ ┐· r· ⌒· Γ· ─ ─ Γ· ─ L K L L ─ X L K· L ─ K ⌒· X Γ· ⌣ K ┌· ⌐ ─ X ┐· ┘· X Γ· K Γ· ┘· ─ r Γ· ┐· r· L ┌· ... | ┐· ┘· └ ⌒· ⌐ └ ┐· r· ⌐ ¬ L K Γ· r r Γ· ┐· r· L ┌· X X· X L ┌ X· └ K Γ· ┐· └ L ⌐ └ ┐· r· ⌐ ¬ L K X r· Γ· ⌐· K X Γ Γ· ⌐· ⌐· Γ· L ⌐ ─ Γ r· L └ └ ┌ ⌐ ─ Γ· ─ K ┌· ┘· Γ X· r L Γ ┐· X· ¬ └ Γ· r ┐ L ⌒· r ┌· ⌒· ┐· K ┘· ¬· ┌· ⌐ ┐· r· ⌒· Γ· ─ ─ Γ· ─ L K L L ─ X L K· L ─ K ⌒· X Γ· ⌣ K ┌· ⌐ ─ X ┐· ┘· X Γ· K Γ· ┘· ─ r Γ· ┐· r· L ┌· ... | POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION | pigpen | pigpen | null | {} | medium | en | 70 | 70 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
vic-070 | 6848418984878990549054690 | 6848418984878990549054690 | ALL IS LOST RETREAT | vic | vic | substitution | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 25 | 25 | cipher_museum | 0.2 | public | null | null |
noisy-vigenere-telegraph-032 | CEUZWDAIZRQ FEVZSGDSQBWYGVTVTXSXGUWXYIGEGXKMPKLXUMRYIKLIZKXHXMPUXAWOGPPXFKVY | CEUZWDAIZRQ FEVZSGDSQBWYGVTVTXSXGUWXYIGEGXKMPKLXUMRYIKLIZKXHXMPUXAWOGPPXFKVY | KASISKI EXAMINATION LOOKS FOR REPEATED SEQUENCES IN THE CIPHERTEXT TO FIND THE KEY LENGTH | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "SECRET"
} | intermediate | en | 75 | 76 | cipher_museum | 0.2 | public | null | null |
tap-code-v3-0050 | . ... .. ... . . .... .. .. .. . ..... ... .... .. . .... .... .. ... . ..... ... . .. .... .. .. .. ... .... .... . .. .... .. .. .... .. .. . . . .... . ..... .. .... ... ... .... .... ... .... .... .... .. ... . ..... ..... . . . ... . ... . . ........ | . ... .. ... . . .... .. .. .. . ..... ... .... .. . .... .... .. ... . ..... ... . .. .... .. .. .. ... .... .... . .. .... .. .. .... .. .. . . . .... . ..... .. .... ... ... .... .... ... .... .... .... .. ... . ..... ..... . . . ... . ... . . ........ | CHARGE OF THE LIGHT BRIGADE INTO THE VALLEY OF DEATH RODE THE SIX HUNDRED BRAVE CAVALIERS | tap_code | tap_code | substitution | {
"type": "none",
"value": null
} | beginner | en | 400 | 693 | cipher_museum | 2.0 | public | null | null |
stager-route-232 | IENHAWSOURALDWONEGGNTIWWDRIALCEONTDTOANHENSRHWHDFXXGFGAEDTIB | IENHAWSOURALDWONEGGNTIWWDRIALCEONTDTOANHENSRHWHDFXXGFGAEDTIB | IN THE BEGINNING WAS THE WORD AND THE WORD WAS WITH GOD AND FULL OF GRACE | stager_route | stager_route | transposition | {
"type": "integer",
"value": 6
} | expert | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
trithemius-115 | EWGUC XKJZND SMF O ZUVHXL VJA CUESA FSIK OIB K MDROZUI OAI NABIR TIG WVZZO | EWGUC XKJZND SMF O ZUVHXL VJA CUESA FSIK OIB K MDROZUI OAI NABIR TIG WVZZO | EVERY SECRET HAS A KEEPER AND EVERY CODE HAS A BREAKER WHO SEEKS THE TRUTH | trithemius | trithemius | polyalphabetic | {
"type": "offset",
"value": 0
} | beginner | en | 60 | 74 | cipher_museum | 0.2 | public | null | null |
monoalphabetic-vi-0146 | LGFQQFY POF SBKQF VBK BTJRFO PJY SBCOQS IKO OCRBSFKTQJFQQ IKO SBFX VCGG LF ICGGFY VCSB RKKY | LGFQQFY POF SBKQF VBK BTJRFO PJY SBCOQS IKO OCRBSFKTQJFQQ IKO SBFX VCGG LF ICGGFY VCSB RKKY | BLESSED ARE THOSE WHO HUNGER AND THIRST FOR RIGHTEOUSNESS FOR THEY WILL BE FILLED WITH GOOD | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "PLAYFAIR"
} | beginner | en | 76 | 91 | cipher_museum | 2.0 | public | null | null |
bifid-v2-0656 | TUATDUIRULOLBEDBIPAQLHLQAABDDSEQGRIIYPRPECFCDHIPNRGNIFDREIVAXPHXRDTGL | TUATDUIRULOLBEDBIPAQLHLQAABDDSEQGRIIYPRPECFCDHIPNRGNIFDREIVAXPHXRDTGL | IT IS BETTER TO REMAIN SILENT AND BE THOUGHT A FOOL THAN TO SPEAK AND REMOVE ALL DOUBT | bifid | bifid | fractionation | {
"type": "keyword",
"value": "TRIUMPH"
} | advanced | en | 69 | 69 | cipher_museum | 2.0 | public | null | null |
cda-0021917 | HVXF IRGB XOZR NHHS LFOW YVGV HGVW FMWV IHXI FGRM BKVV IIVE RVDZ MWIV KILW FXRY RORG BNZG GVIR MIVH VZIX SUIR VWNZ MVHG RNZG VWPV BOVM TGSU ILNH GZGR HGRX HTIL MHUV OWFH VHZW RTRG HVJF VMXV ZHGS VIVK VZGR MTPV B | HVXF IRGB XOZR NHHS LFOW YVGV HGVW FMWV IHXI FGRM BKVV IIVE RVDZ MWIV KILW FXRY RORG BNZG GVIR MIVH VZIX SUIR VWNZ MVHG RNZG VWPV BOVM TGSU ILNH GZGR HGRX HTIL MHUV OWFH VHZW RTRG HVJF VMXV ZHGS VIVK VZGR MTPV B | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY | atbash | atbash | null | {} | hard | en | 169 | 169 | synthetic_educational | null | null | [
"self_inverse_check",
"frequency_analysis"
] | Atbash maps A↔Z, B↔Y, … and is its own inverse. |
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