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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
atbash-060 | XIBKGZMZOBHRH RH GSV ZIG LU YIVZPRMT XLWVH DRGSLFG GSV PVB ZMW RG SZH YVVM KIZXGRXVW ULI ZH OLMT ZH GSVIV SZEV YVVM XLWVH GL YIVZP GSV SRHGLIB LU XIBKGLOLTB RH Z YZGGOV LU DRGH | XIBKGZMZOBHRH RH GSV ZIG LU YIVZPRMT XLWVH DRGSLFG GSV PVB ZMW RG SZH YVVM KIZXGRXVW ULI ZH OLMT ZH GSVIV SZEV YVVM XLWVH GL YIVZP GSV SRHGLIB LU XIBKGLOLTB RH Z YZGGOV LU DRGH | 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 | atbash | atbash | substitution | {
"type": "none",
"value": null
} | beginner | en | 143 | 176 | cipher_museum | 0.2 | public | null | null |
fractionated-morse-v2-0099 | BCDTSTVJOOSFUQCTUPTTDJAVLLIFNJFTDQDLKTDSDLMVLDHTLAWVJLPODHULJIDDKSXEDTFWQTWTFNNBJBN | BCDTSTVJOOSFUQCTUPTTDJAVLLIFNJFTDQDLKTDSDLMVLDHTLAWVJLPODHULJIDDKSXEDTFWQTWTFNNBJBN | ALEA IACTA EST ET CAESAR RUBICONE TRANSGRESSO BELLUM CIVILE INCIPIT PER TOTAM ROMANAM | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 83 | 83 | cipher_museum | 2.0 | public | null | null |
solitaire-v3-0306 | ABRBPSEAGQSJCDCYNTZUXFWGCBCDHLGZZXHLLKEEOANFUHXKYFWYZVGHVKIUEDPDSOLJUVRPYHFHOJZZCTQUXHYITACGLFEZWLEWBDOFYEOCALNUNIQYNRXOWTJIZFJZECAMQXXROZYVGAVSLUBTCCFMLNPOKULW | ABRBPSEAGQSJCDCYNTZUXFWGCBCDHLGZZXHLLKEEOANFUHXKYFWYZVGHVKIUEDPDSOLJUVRPYHFHOJZZCTQUXHYITACGLFEZWLEWBDOFYEOCALNUNIQYNRXOWTJIZFJZECAMQXXROZYVGAVSLUBTCCFMLNPOKULW | 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 | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "PONTIFEX"
} | expert | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
cda-0014908 | BAAAB BAABB AAAAB BAAAB BAABA ABAAA BAABA BAABB BAABA ABAAA ABBAB ABBAA AAABA ABAAA ABBBA AABBB AABAA BAAAA BAAAB ABABB AAAAA ABBBA AABAA AAAAA AAABA AABBB ABABA AABAA BAABA BAABA AABAA BAAAA BAABA ABBAB AAAAA AAABB ABAAA AABAB AABAB AABAA BAAAA AABAA ABBAA BAABA ABABA AABAA BAABA BAABA AABAA BAAAA AABBB BAABB ABABB AA... | BAAAB BAABB AAAAB BAAAB BAABA ABAAA BAABA BAABB BAABA ABAAA ABBAB ABBAA AAABA ABAAA ABBBA AABBB AABAA BAAAA BAAAB ABABB AAAAA ABBBA AABAA AAAAA AAABA AABBB ABABA AABAA BAABA BAABA AABAA BAAAA BAABA ABBAB AAAAA AAABB ABAAA AABAB AABAB AABAA BAAAA AABAA ABBAA BAABA ABABA AABAA BAABA BAABA AABAA BAAAA AABBB BAABB ABABB AA... | SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS SLOWLY | bacon_cipher | bacon_cipher | null | {} | hard | en | 510 | 510 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
geheimschreiber-v3-0332 | OGJRZYYQZOFU | OGJRZYYQZOFU | GOLD FROM LEAD | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "TEUTON"
} | expert | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
m209-v3-0015 | LXXJTCVAAYYWRL | LXXJTCVAAYYWRL | THE SIEGE BEGINS | m209 | m209 | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
hill-v3-0225 | YHGORTZNMYNNXYVOHDXO | YHGORTZNMYNNXYVOHDXO | THE KING DEMANDS FEALTY | hill | hill | polygraphic | {
"a": 7,
"b": 3,
"c": 4,
"d": 5
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-228 | DNAHIBLJEDHHYWJCTLSCDVVFRCLPZVGFMPMPVGXREMONGTFKFZZGLICR | DNAHIBLJEDHHYWJCTLSCDVVFRCLPZVGFMPMPVGXREMONGTFKFZZGLICR | IF YOU KNOW BOTH YOURSELF AND YOUR ENEMY YOU NEED NOT FEAR THE RESULT | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "VICTORY"
} | intermediate | en | 56 | 56 | cipher_museum | 0.2 | public | null | null |
bazeries-268 | SITUYEQYQTYPTHY | SITUYEQYQTYPTHY | EVACUATE THE BASE | bazeries | bazeries | transposition | {
"type": "integer",
"value": 31
} | advanced | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
commercial-code-v2-0108 | MABAB ZUZUZ QAZUZ BAZUZ PAZUZ LAZUZ DAZUZ GAZUZ XUZUZ ZUZUZ ZAZUZ SAZUZ DEZUZ BAZUZ WAZUZ FAZUZ XUZUZ ZUZUZ RAZUZ SAZUZ RAZUZ GAZUZ XUZUZ MABAB ZUZUZ DAZUZ KAZUZ BAZUZ WAZUZ LAZUZ ZAZUZ GEZUZ XUZUZ KABAB KEBAB MABAB ZUZUZ HAZUZ LAZUZ WAZUZ QAZUZ RAZUZ GAZUZ XAZUZ XAZUZ XUZUZ GABAB BABAB ZUZUZ WAZUZ LAZUZ JAZUZ KAZUZ ZA... | MABAB ZUZUZ QAZUZ BAZUZ PAZUZ LAZUZ DAZUZ GAZUZ XUZUZ ZUZUZ ZAZUZ SAZUZ DEZUZ BAZUZ WAZUZ FAZUZ XUZUZ ZUZUZ RAZUZ SAZUZ RAZUZ GAZUZ XUZUZ MABAB ZUZUZ DAZUZ KAZUZ BAZUZ WAZUZ LAZUZ ZAZUZ GEZUZ XUZUZ KABAB KEBAB MABAB ZUZUZ HAZUZ LAZUZ WAZUZ QAZUZ RAZUZ GAZUZ XAZUZ XAZUZ XUZUZ GABAB BABAB ZUZUZ WAZUZ LAZUZ JAZUZ KAZUZ ZA... | 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 | commercial_code | commercial_code | codebook | {
"type": "none",
"value": null
} | expert | en | 685 | 821 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v2-0494 | OALPZFULAEKQZLTWLVULAZHLWYBHPWNGALQMKOXATQXHZTMHRKJVVTXVIRCPSLNLVWZLPPEDHXATQFFWALHXALWLBTWHWTXVJZLVVWLHFVXATKQGIFSLPPEDHXATQMVGALTPTAZGTWZONAXSIMFRWKXTFYPAFNMQWSKO | OALPZFULAEKQZLTWLVULAZHLWYBHPWNGALQMKOXATQXHZTMHRKJVVTXVIRCPSLNLVWZLPPEDHXATQFFWALHXALWLBTWHWTXVJZLVVWLHFVXATKQGIFSLPPEDHXATQMVGALTPTAZGTWZONAXSIMFRWKXTFYPAFNMQWSKO | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME TO LIE DOWN IN GREEN PASTURES HE LEADETH ME BESIDE THE STILL WATERS HE RESTORETH MY SOUL HE LEADETH ME IN THE PATHS OF RIGHTEOUSNESS FOR HIS NAME SAKE | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "VENICE"
} | advanced | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
kl7-v3-0322 | JLZHNBXQIZSLDUSZ | JLZHNBXQIZSLDUSZ | PER ASPERA AD ASTRA | kl7 | kl7 | machine | {
"type": "seed",
"value": "ALLIANCE"
} | expert | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
cda-0021990 | KVVI IVERVD ZMW IVKILWFXRYRORGB NZGGVI RM IVHVZIXS Z NLWVO XZM XOZHHRUB KZGGVIMH YFG RG XZM ZOHL YV DILMT | KVVI IVERVD ZMW IVKILWFXRYRORGB NZGGVI RM IVHVZIXS Z NLWVO XZM XOZHHRUB KZGGVIMH YFG RG XZM ZOHL YV DILMT | PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG | 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. |
lorenz-v2-0448 | UDTRAINTELLIGENCEDERIVEDFROMDESRYPTEDGERMANENIGMATRAFFACINDICATESTHATENEMYPANZERDIVISIONSQRECONCENTRATEDATCILAISCONFIRMINGTHEDECEPTIONOPERATIONFORTIDUDEHASSUCCEMDED | UDTRAINTELLIGENCEDERIVEDFROMDESRYPTEDGERMANENIGMATRAFFACINDICATESTHATENEMYPANZERDIVISIONSQRECONCENTRATEDATCILAISCONFIRMINGTHEDECEPTIONOPERATIONFORTIDUDEHASSUCCEMDED | ULTRA INTELLIGENCE DERIVED FROM DECRYPTED GERMAN ENIGMA TRAFFIC INDICATES THAT ENEMY PANZER DIVISIONS ARE CONCENTRATED AT CALAIS CONFIRMING THE DECEPTION OPERATION FORTITUDE HAS SUCCEEDED | lorenz | lorenz | machine | {
"type": "seed",
"value": "BLETCHLEY"
} | expert | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
copiale-023 | Q7 I8 S5 C7 B5 U8 Z3 C9 N2 I9 S6 V0 L4 | Q7 I8 S5 C7 B5 U8 Z3 C9 N2 I9 S6 V0 L4 | THE KING IS DEAD | copiale | copiale | substitution | {
"type": "keyword",
"value": "COPIALE"
} | advanced | en | 26 | 38 | cipher_museum | 0.2 | public | null | null |
jefferson-disk-v3-0270 | MJWNWIHTSIIMPHXTWRBUBZILIPDOWVGULBVPIDIDVDIKLFKRUTQZIIXEQCIRDFKFEVFZBDWRRUCYVPDKPTB | MJWNWIHTSIIMPHXTWRBUBZILIPDOWVGULBVPIDIDVDIKLFKRUTQZIIXEQCIRDFKFEVFZBDWRRUCYVPDKPTB | DIFFIE AND HELLMAN INVENTED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX CHANGING EVERYTHING | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "1,3,5,2,4,6"
} | expert | en | 83 | 83 | cipher_museum | 2.0 | public | null | null |
slidex-103 | KRAEOGUOYUOBUYTIPOIVGVIYPYPRKZMNGWKJMQPYPREAIYPU | KRAEOGUOYUOBUYTIPOIVGVIYPYPRKZMNGWKJMQPYPREAIYPU | THE QUICK BROWN FOX JUMPS OVER THE LAZY DOG NEAR THE RIVER | slidex | slidex | transposition | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 48 | 48 | cipher_museum | 0.2 | public | null | null |
cda-0015742 | 00390 04181 4723 01336 1572 03856 1023 0400 4471 0980 3795 0391 06043 06037 02879 01911 07906 5065 00357 6377 06356 01611 05721 04482 05986 00704 06597 06335 2890 6356 1011 00326 04438 00329 3851 6055 04734 00675 1593 7264 5662 4747 4425 02260 06310 2580 1617 04154 1644 6053 05998 00327 2249 1666 7300 0319 6014 02540 0... | 00390 04181 4723 01336 1572 03856 1023 0400 4471 0980 3795 0391 06043 06037 02879 01911 07906 5065 00357 6377 06356 01611 05721 04482 05986 00704 06597 06335 2890 6356 1011 00326 04438 00329 3851 6055 04734 00675 1593 7264 5662 4747 4425 02260 06310 2580 1617 04154 1644 6053 05998 00327 2249 1666 7300 0319 6014 02540 0... | A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG THE MESSAGE WAS HIDDEN BUT NOT SECURE | zimmermann | zimmermann | null | {} | medium | en | 75 | 75 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
kama-sutra-v3-0375 | UE V VRI MJN RFFYNV LUAPNX FREVNV UE LYDN EUATREVI QNRPJNX YE MJN KANRMNXM XNRQUAEN YEDRXYUE | UE V VRI MJN RFFYNV LUAPNX FREVNV UE LYDN EUATREVI QNRPJNX YE MJN KANRMNXM XNRQUAEN YEDRXYUE | ON D DAY THE ALLIED FORCES LANDED ON FIVE NORMANDY BEACHES IN THE GREATEST SEABORNE INVASION | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 77 | 92 | cipher_museum | 2.0 | public | null | null |
affine-v3-1514 | BLU ZIOLB MQY EUU RHQW XIEBGTB EBGHE ZURB BLQEU EYTE BLQYEGTXE QR MUGHE DURQHU MQYH DIHBL | BLU ZIOLB MQY EUU RHQW XIEBGTB EBGHE ZURB BLQEU EYTE BLQYEGTXE QR MUGHE DURQHU MQYH DIHBL | THE LIGHT YOU SEE FROM DISTANT STARS LEFT THOSE SUNS THOUSANDS OF YEARS BEFORE YOUR BIRTH | affine | affine | substitution | {
"a": 23,
"b": 6
} | beginner | en | 74 | 89 | cipher_museum | 2.0 | public | null | null |
cda-0003716 | CSLH THMR CTTS CFRI STYM TEEN NKSO HENN SAVW CELI CEEW ONUY TKKF IPAH SMBC EIEN ARMQ CAIN EEIR ACIR AHDS RMEE HSNL YETU EUVF MOLI FUYL SRAA PSSA PSCY EEIA RROP CESS ESSR EEYW GTRE AYCE LKHX | CSLH THMR CTTS CFRI STYM TEEN NKSO HENN SAVW CELI CEEW ONUY TKKF IPAH SMBC EIEN ARMQ CAIN EEIR ACIR AHDS RMEE HSNL YETU EUVF MOLI FUYL SRAA PSSA PSCY EEIA RROP CESS ESSR EEYW GTRE AYCE LKHX | CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS KERCKHOFFS PRINCIPLE SAYS THE SYSTEM MUST BE SECURE EVEN IF ENEMY KNOWS ALGORITHM FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS | scytale | scytale | null | {
"cols": 4
} | hard | en | 152 | 152 | synthetic_educational | null | null | [
"column_count_search",
"anagram_recovery"
] | Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter. |
cda-0021139 | EOERF ZHOSE FGKIO AFKXE BEOFD ATGZO GRNUD WLTXK WFIGM HBPMM GZVZD GAJJM AEWSP HDERL XYWSQ HTMDE IXGVQ TITMW VSHSA MYSSM HCZBZ UTIFY SEKHK QWSIT NXFCE QRIXY WFJKN QOHJL MVYQM JMMVY PZTAO TLUMR LMGUS OJVWS PEC | EOERF ZHOSE FGKIO AFKXE BEOFD ATGZO GRNUD WLTXK WFIGM HBPMM GZVZD GAJJM AEWSP HDERL XYWSQ HTMDE IXGVQ TITMW VSHSA MYSSM HCZBZ UTIFY SEKHK QWSIT NXFCE QRIXY WFJKN QOHJL MVYQM JMMVY PZTAO TLUMR LMGUS OJVWS PEC | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION KERCKHOFFS PRINCIPLE SAYS THE SYSTEM MUST BE SECURE EVEN IF ENEMY KNOWS ALGORITHM THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF SLOWLY | running_key | running_key | null | {} | hard | en | 173 | 173 | synthetic_educational | null | null | [
"index_of_coincidence",
"probable_plaintext"
] | Running-key cipher: Vigenère with a very long key (e.g. a book passage). |
jn25-v2-0046 | 26102 26187 26180 26199 26188 26198 26188 26193 26180 26193 26180 26192 26184 26199 26187 26180 26199 26102 26187 26188 26182 26187 26102 26184 26182 26180 26191 26191 26180 26197 26194 26198 26184 26181 26104 26180 26193 26104 26194 26199 26187 26184 26197 26193 26180 26192 26184 26102 26194 26100 26191 26183 26198 26... | 26102 26187 26180 26199 26188 26198 26188 26193 26180 26193 26180 26192 26184 26199 26187 26180 26199 26102 26187 26188 26182 26187 26102 26184 26182 26180 26191 26191 26180 26197 26194 26198 26184 26181 26104 26180 26193 26104 26194 26199 26187 26184 26197 26193 26180 26192 26184 26102 26194 26100 26191 26183 26198 26... | WHAT IS IN A NAME THAT WHICH WE CALL A ROSE BY ANY OTHER NAME WOULD SMELL AS SWEET | jn25 | jn25 | codebook | {
"type": "additive",
"value": "16180"
} | expert | en | 320 | 383 | cipher_museum | 2.0 | public | null | null |
venona-pad-reuse-104 | GDLLA4RI67IJBMPWSRR2BKXWGOPLAZQIKJKCCFMUDVAZHLM4CDHVG2M2L | GDLLA4RI67IJBMPWSRR2BKXWGOPLAZQIKJKCCFMUDVAZHLM4CDHVG2M2L | ELEMENTARY MY DEAR WATSON THE GAME IS AFOOT AND THE CRIMINAL IS CLOSE | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "CIPHER"
} | expert | en | 57 | 57 | cipher_museum | 0.2 | public | null | null |
argenti-131 | 50 64 21 40 10 78 53 24 43 80 79 13 61 | 50 64 21 40 10 78 53 24 43 80 79 13 61 | CHANGE OF PLANS | argenti | argenti | nomenclator | {
"type": "seed",
"value": "SECRET"
} | expert | en | 26 | 38 | cipher_museum | 0.2 | public | null | null |
typex-192 | NKLIDLAJUANMDLCB | NKLIDLAJUANMDLCB | CIPHER KEY CHANGED | typex | typex | machine | {
"type": "keyword",
"value": "SECRET"
} | expert | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
argenti-v2-0275 | 64 29 69 33 11 61 39 58 65 33 71 44 36 65 20 39 22 33 | 64 29 69 33 11 61 39 58 65 33 71 44 36 65 20 39 22 33 | LOOSE LIPS SINK SHIPS | argenti | argenti | nomenclator | {
"type": "seed",
"value": "VATICAN"
} | expert | en | 36 | 53 | cipher_museum | 2.0 | public | null | null |
great-cipher-v3-0013 | 108 178 134 150 103 147 172 176 182 166 151 104 122 | 108 178 134 150 103 147 172 176 182 166 151 104 122 | THE CASTLE IS SURROUNDED | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "VERSAILLES"
} | expert | en | 39 | 51 | cipher_museum | 2.0 | public | null | null |
geez-monastic-107 | ZOCUZUQUZUWUUWPJOUTPEUWKCLYOIOQPSSUCPTUCASORPXXSO | ZOCUZUQUZUWUUWPJOUTPEUWKCLYOIOQPSSUCPTUCASORPXXSO | VENI VIDI VICI I CAME I SAW I CONQUERED ALL IN A SINGLE BATTLE | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 49 | 49 | cipher_museum | 0.2 | public | null | null |
beaufort-153 | JBLTRGEPIZRLGEIHJNJUKDEAUQKDEAUPXDTM | JBLTRGEPIZRLGEIHJNJUKDEAUQKDEAUPXDTM | THE ONLY THING WE HAVE TO FEAR IS FEAR ITSELF | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | en | 36 | 36 | cipher_museum | 0.2 | public | null | null |
fractionated-morse-088 | AITVJITXBSPBCTSA | AITVJITXBSPBCTSA | EVACUATE THE BASE | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
nihilist-v2-0051 | 63 43 58 69 46 50 55 34 69 56 56 38 33 25 57 59 47 50 66 54 67 79 55 29 36 55 69 56 64 30 36 46 88 59 55 30 43 56 69 59 27 46 65 66 86 59 56 46 64 56 56 78 27 30 52 55 59 78 35 30 43 43 78 67 48 57 54 56 69 59 24 57 36 55 75 66 28 49 65 | 63 43 58 69 46 50 55 34 69 56 56 38 33 25 57 59 47 50 66 54 67 79 55 29 36 55 69 56 64 30 36 46 88 59 55 30 43 56 69 59 27 46 65 66 86 59 56 46 64 56 56 78 27 30 52 55 59 78 35 30 43 43 78 67 48 57 54 56 69 59 24 57 36 55 75 66 28 49 65 | RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT | nihilist | nihilist | fractionation | {
"polybius": "PALACE",
"keyword": "BATTLE"
} | advanced | en | 158 | 236 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v2-0589 | HRZQFVLEYVNLCWUINEIGJQIOSEYCHAXTEYYVCZRERGPLZTEVPUAKPPRPHAMMZICQFOEYZLGNBLTJFVEST | HRZQFVLEYVNLCWUINEIGJQIOSEYCHAXTEYYVCZRERGPLZTEVPUAKPPRPHAMMZICQFOEYZLGNBLTJFVEST | FREQUENCY ANALYSIS EXPLOITS THE FACT THAT CERTAIN LETTERS APPEAR FAR MORE OFTEN IN ENGLISH TEXT | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "CAVALRY"
} | intermediate | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
two-square-v3-0086 | ZEUKKNKZLEDGPUUKMHRTLLKZONPULQTYUNLPIZAONOYAAHHLVKUGOUTRPZEAPMNGUGAONOYAAHHLMBUTLF | ZEUKKNKZLEDGPUUKMHRTLLKZONPULQTYUNLPIZAONOYAAHHLVKUGOUTRPZEAPMNGUGAONOYAAHHLMBUTLF | ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF | two_square | two_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
cda-0003545 | NMEUIVYACKTELZIIVYFGLVLIDWMRUMBHSPTGAQHTQRTTJMGZXYWDHWSSCQWHIQFNMBVOGNWAIAEHHVEIIDMVLZIISJIZUQCJMGAIOMXEXEPFCISPPICHVVNIJFRGGYSZRIIUVYVVVVQOIZUNL | NMEUIVYACKTELZIIVYFGLVLIDWMRUMBHSPTGAQHTQRTTJMGZXYWDHWSSCQWHIQFNMBVOGNWAIAEHHVEIIDMVLZIISJIZUQCJMGAIOMXEXEPFCISPPICHVVNIJFRGGYSZRIIUVYVVVVQOIZUNL | DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY | autokey | autokey | null | {
"primer": "KEY"
} | hard | en | 145 | 145 | synthetic_educational | null | null | [
"running_key_analysis",
"index_of_coincidence"
] | Autokey: Vigenère where the plaintext extends the key — harder to Kasiski-attack. |
purple-v2-0109 | CSKMBFVAKUBYEJEEMXNBKTWFXXYACEGZPQMNXIUBDACKKOYUAMMBXWSONLBNZBIGKDGARDBHAFOAQCEEGACFZXTMYQJRDWTHZUMMQHHCGLBXTIKEGDPWBGYGXTSEAWCOMHSTCOHDTKGKKTWQTOOAGCRQHMTCWMXAVKLG | CSKMBFVAKUBYEJEEMXNBKTWFXXYACEGZPQMNXIUBDACKKOYUAMMBXWSONLBNZBIGKDGARDBHAFOAQCEEGACFZXTMYQJRDWTHZUMMQHHCGLBXTIKEGDPWBGYGXTSEAWCOMHSTCOHDTKGKKTWQTOOAGCRQHMTCWMXAVKLG | WE THEREFORE THE REPRESENTATIVES OF THE UNITED STATES OF AMERICA IN GENERAL CONGRESS ASSEMBLED APPEALING TO THE SUPREME JUDGE OF THE WORLD FOR THE RECTITUDE OF OUR INTENTIONS DO SOLEMNLY PUBLISH | purple | purple | machine | {
"type": "seed",
"value": "TOKYO"
} | expert | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
nihilist-049 | 79 58 79 49 36 99 76 56 106 49 36 68 47 67 85 85 39 99 49 60 68 75 68 96 45 70 69 55 48 79 79 67 99 67 50 67 79 40 99 59 39 99 48 38 89 48 56 79 76 36 78 59 40 99 67 | 79 58 79 49 36 99 76 56 106 49 36 68 47 67 85 85 39 99 49 60 68 75 68 96 45 70 69 55 48 79 79 67 99 67 50 67 79 40 99 59 39 99 48 38 89 48 56 79 76 36 78 59 40 99 67 | THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS LIFE OR DEATH | nihilist | nihilist | fractionation | {
"polybius": "RUSSIAN",
"keyword": "KEY"
} | advanced | en | 111 | 165 | cipher_museum | 0.2 | public | null | null |
playfair-v2-0870 | PDBKEWRWGBWHEGTLTWYNLWYKBOGBZAMTZLTCORLBADRZTCDSOQMPEMSDMTOCOSUNDTENLBQTBOSOMTQZ | PDBKEWRWGBWHEGTLTWYNLWYKBOGBZAMTZLTCORLBADRZTCDSOQMPEMSDMTOCOSUNDTENLBQTBOSOMTQZ | RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
trifid-v2-0467 | UFEZYOPL+KOGZJSX+MBJTUQJIHBQOXQGEEWKEPQWAQRZYYCLIGQRFKL+EQYOJZDIMMKSUGIDAKLNEOMB | UFEZYOPL+KOGZJSX+MBJTUQJIHBQOXQGEEWKEPQWAQRZYYCLIGQRFKL+EQYOJZDIMMKSUGIDAKLNEOMB | THE BABINGTON PLOT TO ASSASSINATE QUEEN ELIZABETH WAS UNCOVERED BY FRANCIS WALSINGHAM IN TIME | trifid | trifid | fractionation | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
playfair-v3-0095 | BTFACFLOEPIPATPWWAXY | BTFACFLOEPIPATPWWAXY | CROSS THE RUBICON NOW | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "FORTRESS"
} | intermediate | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
rail-fence-v2-0057 | WWCLTUIOAHHLLPHONTTRTAAEUEWDLHEDIRRTDNSSAMCNWIOUNANAEAIOETFSITONHLNYBID | WWCLTUIOAHHLLPHONTTRTAAEUEWDLHEDIRRTDNSSAMCNWIOUNANAEAIOETFSITONHLNYBID | WITH MALICE TOWARD NONE WITH CHARITY FOR ALL LET US BIND UP THE NATIONS WOUNDS AND HEAL | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 7
} | intermediate | en | 71 | 71 | cipher_museum | 2.0 | public | null | null |
cda-0011986 | chedy sheedy shedy otedy oxed ypchol ctaiin kaiiin cheol qokeedy ytedy ctaiin okal ctaiin oror qotedy otedy chol oror daral shal ypchol okedy cheol otol oxed otaiin qokeedy shedy choldaiin sharal choldaiin qokeedy okshy lkaiin shal okeedy ytaiin sharal qokal okal | chedy sheedy shedy otedy oxed ypchol ctaiin kaiiin cheol qokeedy ytedy ctaiin okal ctaiin oror qotedy otedy chol oror daral shal ypchol okedy cheol otol oxed otaiin qokeedy shedy choldaiin sharal choldaiin qokeedy okshy lkaiin shal okeedy ytaiin sharal qokal okal | THE ARCHITECTURE SHOULD MAKE MISUSE HARDER A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY | voynich_render | voynich_render | null | {} | hard | en | 223 | 223 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
cda-0003549 | TMRTESHTSKASTBMHTLITHAIHEUDEBTEEEOEITTNLRTIYAVSTRCALOOTNPOIUTCABWENNPNIITPCHEERORLSIOUPERPAPAEHHEESBOCADAHBN | TMRTESHTSKASTBMHTLITHAIHEUDEBTEEEOEITTNLRTIYAVSTRCALOOTNPOIUTCABWENNPNIITPCHEERORLSIOUPERPAPAEHHEESBOCADAHBN | THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION | stager_route | stager_route | null | {
"cols": 9
} | hard | en | 108 | 108 | synthetic_educational | null | null | [
"column_count_search",
"route_pattern_search"
] | Route (Stager) cipher: write into rectangle, read via alternating column route. |
porta-v3-0580 | WUUEYYBZGZYYPTZMOKVYUQYVIMBMUWBNSYWEBZQWUGOEJXRMUWLVDUCGQKRVVEUIWWNBNQPRKF | WUUEYYBZGZYYPTZMOKVYUQYVIMBMUWBNSYWEBZQWUGOEJXRMUWLVDUCGQKRVVEUIWWNBNQPRKF | CHARGE OF THE LIGHT BRIGADE INTO THE VALLEY OF DEATH RODE THE SIX HUNDRED BRAVE CAVALIERS | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "PAPAL"
} | intermediate | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
cda-0014731 | 20.5.11 2.25.3 9.7.2 6.12.8 9.11.6 19.35.9 12.32.6 16.5.11 18.25.7 6.23.7 16.41.7 17.13.9 8.7.15 20.23.2 19.33.10 13.37.9 5.42.10 19.25.8 12.10.8 17.9.13 2.18.12 14.22.2 20.43.3 15.49.14 2.25.2 8.10.4 10.21.13 8.44.9 7.41.8 12.44.10 20.7.2 14.1.2 11.4.6 18.31.2 10.15.6 6.30.8 6.6.4 12.45.3 6.50.7 5.47.2 14.44.10 4.6.6 ... | 20.5.11 2.25.3 9.7.2 6.12.8 9.11.6 19.35.9 12.32.6 16.5.11 18.25.7 6.23.7 16.41.7 17.13.9 8.7.15 20.23.2 19.33.10 13.37.9 5.42.10 19.25.8 12.10.8 17.9.13 2.18.12 14.22.2 20.43.3 15.49.14 2.25.2 8.10.4 10.21.13 8.44.9 7.41.8 12.44.10 20.7.2 14.1.2 11.4.6 18.31.2 10.15.6 6.30.8 6.6.4 12.45.3 6.50.7 5.47.2 14.44.10 4.6.6 ... | GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN | book_cipher | book_cipher | null | {} | hard | en | 127 | 127 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
autokey-v3-0535 | MYMMUTNXIIYQRY | MYMMUTNXIIYQRY | THE SIEGE BEGINS | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "TRIUMPH"
} | intermediate | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0018596 | 17.33.7 12.6.13 9.28.3 11.42.8 8.45.14 20.18.7 5.14.5 18.34.6 6.33.5 3.1.15 14.9.9 6.46.4 15.49.4 6.2.5 18.5.3 2.42.14 16.10.10 17.33.4 7.49.14 17.31.2 8.15.8 4.48.8 11.13.1 3.29.6 9.26.1 10.14.4 7.5.9 14.10.3 2.14.4 3.39.7 14.34.3 7.43.14 13.29.4 3.43.13 1.35.11 17.2.6 14.35.5 18.6.4 7.29.2 10.40.9 4.21.10 15.36.13 14... | 17.33.7 12.6.13 9.28.3 11.42.8 8.45.14 20.18.7 5.14.5 18.34.6 6.33.5 3.1.15 14.9.9 6.46.4 15.49.4 6.2.5 18.5.3 2.42.14 16.10.10 17.33.4 7.49.14 17.31.2 8.15.8 4.48.8 11.13.1 3.29.6 9.26.1 10.14.4 7.5.9 14.10.3 2.14.4 3.39.7 14.34.3 7.43.14 13.29.4 3.43.13 1.35.11 17.2.6 14.35.5 18.6.4 7.29.2 10.40.9 4.21.10 15.36.13 14... | THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY | book_cipher | book_cipher | null | {} | hard | en | 95 | 95 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
sigaba-v3-0402 | BBILIKMVPHLJIZXPIHRJDJOEGUHVLUELUTSCCQMFSWNNTXPEHHXUGTRIGOCGDSIMMCDZMRBEAPCUQT | BBILIKMVPHLJIZXPIHRJDJOEGUHVLUELUTSCCQMFSWNNTXPEHHXUGTRIGOCGDSIMMCDZMRBEAPCUQT | THE BIRTHDAY PARADOX SHOWS THAT COLLISIONS IN HASH FUNCTIONS OCCUR FAR SOONER THAN EXPECTED | sigaba | sigaba | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-vf-0024 | TTOTWEDEOHTABNRLNIBSTSNESOOTIALLORIIDTNNHHUHIXFRTIHLEEWTELPOEHDALKULDEEEHNGNHTW | TTOTWEDEOHTABNRLNIBSTSNESOOTIALLORIIDTNNHHUHIXFRTIHLEEWTELPOEHDALKULDEEEHNGNHTW | THE TRUTH WILL OUT AND THE LIE WILL BE EXPOSED FOR THERE IS NOTHING HIDDEN THAT SHALL NOT BE KNOWN | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
vigenere-vf-0005 | ELQANELQANEMOWNYWAZIPWFVRCMPRYP | ELQANELQANEMOWNYWAZIPWFVRCMPRYP | THE MATHEMATICIAN SOLVES THE RIDDLE | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "LEMON"
} | intermediate | en | 31 | 31 | cipher_museum | 2.0 | public | null | null |
chaocipher-219 | VSEAHXHEIZRPNRGNCMFLUPJDEYTZFNNARKCCQYQPWJL | VSEAHXHEIZRPNRGNCMFLUPJDEYTZFNNARKCCQYQPWJL | FORTUNE FAVORS THE BOLD AND THE BRAVE WHO DARE TO ACT | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "MUSEUM"
} | advanced | en | 43 | 43 | cipher_museum | 0.2 | public | null | null |
four-square-136 | ORPUPLLLME | ORPUPLLLME | TRUST NO ONE | four_square | four_square | polygraphic | {
"key1": "SECRET",
"key2": "AGENTS"
} | advanced | en | 10 | 10 | cipher_museum | 0.2 | public | null | null |
cda-0020260 | . .... ... .... .... ..... . .. ... . . ..... .... .... .... .. . . ... ... .... ... ... ..... ... .... .... ... .. .... .... .... .. .... ... .... ... ... . . ... ..... ... ..... ... . .. .... . ..... .... ... . ... ... .... ... . .... ..... ... .. ... ... . . .... .. . ..... ... ...... | . .... ... .... .... ..... . .. ... . . ..... .... .... .... .. . . ... ... .... ... ... ..... ... .... .... ... .. .... .... .... .. .... ... .... ... ... . . ... ..... ... ..... ... . .. .... . ..... .... ... . ... ... .... ... . .... ..... ... .. ... ... . . .... .. . ..... ... ...... | DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS | tap_code | tap_code | null | {} | hard | en | 95 | 95 | 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. |
porta-v2-0567 | UJKOMWJMQHATWKWWCGCRZEZULWXPPDYPXMFLQEKMHKWSMBWINGWKWTRRTDYKDNWNQGGEJNCNLP | UJKOMWJMQHATWKWWCGCRZEZULWXPPDYPXMFLQEKMHKWSMBWINGWKWTRRTDYKDNWNQGGEJNCNLP | FOR GOD SO LOVED THE WORLD THAT HE GAVE HIS ONLY SON THAT WHOEVER BELIEVES SHALL NOT PERISH | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "FLORENT"
} | intermediate | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v2-0935 | FEMOTGYFHIOPOWTCHIEGYRDTERRNTSGEROVAYAARFHEETNDBACELIMSEGGULODLNNCRIRSVSMUT | FEMOTGYFHIOPOWTCHIEGYRDTERRNTSGEROVAYAARFHEETNDBACELIMSEGGULODLNNCRIRSVSMUT | ENEMY FORCES REPORTED MOVING TOWARD GETTYSBURG CAVALRY HAS CONFIRMED THE FULL SIGHTING | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "JUSTICE"
} | intermediate | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
four-square-v2-0054 | APNWIGSGEONSKNLBARMSUTTRHTQAOOLCLINMEFTNNFFDQLLQINTULUBNLOETFSDNOEQATGZBNMXW | APNWIGSGEONSKNLBARMSUTTRHTQAOOLCLINMEFTNNFFDQLLQINTULUBNLOETFSDNOEQATGZBNMXW | ARMY OF THE POTOMAC CROSSES THE RAPPAHANNOCK TONIGHT ABSOLUTE SILENCE IS IMPERATIVE NOW | four_square | four_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
two-square-v2-0362 | SBRGNNOASHIRFN | SBRGNNOASHIRFN | TARGET ACQUIRED | two_square | two_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0016335 | 838 842 810 814 853 841 999 814 840 808 853 874 847 858 824 842 839 999 825 855 999 841 842 859 999 804 853 842 830 813 839 999 805 873 999 835 814 857 858 812 851 999 817 851 813 849 861 814 839 806 873 999 857 822 812 999 837 812 856 855 801 820 813 999 868 802 855 999 823 826 810 809 812 840 999 804 861 859 999 840 ... | 838 842 810 814 853 841 999 814 840 808 853 874 847 858 824 842 839 999 825 855 999 841 842 859 999 804 853 842 830 813 839 999 805 873 999 835 814 857 858 812 851 999 817 851 813 849 861 814 839 806 873 999 857 822 812 999 837 812 856 855 801 820 813 999 868 802 855 999 823 826 810 809 812 840 999 804 861 859 999 840 ... | MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY THE MESSAGE WAS HIDDEN BUT NOT SECURE PERHAPS | culper_ring | culper_ring | null | {} | hard | en | 82 | 82 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
caesar-de-121 | LQ GLHVHU VWXQGH HUNODUH LFK GLH IHLQGVHOLJNHLWHQ IXU EHHQGHW | LQ GLHVHU VWXQGH HUNODUH LFK GLH IHLQGVHOLJNHLWHQ IXU EHHQGHW | IN DIESER STUNDE ERKLARE ICH DIE FEINDSELIGKEITEN FUR BEENDET | caesar | caesar | substitution | {
"type": "shift",
"value": 3
} | beginner | de | 53 | 61 | cipher_museum | 0.2 | public | null | null |
chaocipher-080 | LQFKHZOFYRSIEXDIU | LQFKHZOFYRSIEXDIU | CRYPTOGRAPHY RULES | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 17 | 17 | cipher_museum | 0.2 | public | null | null |
cardano-autokey-v3-0221 | KALGCSLEPMAKMLIFIHQHH | KALGCSLEPMAKMLIFIHQHH | THE CASTLE IS SURROUNDED | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "ROME"
} | advanced | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
cda-0018290 | 06312 02532 01626 00724 01660 6029 6294 03782 1572 05998 6006 04772 4430 06002 06030 02557 04808 7302 7307 02565 1600 5653 1654 06298 2537 1655 4098 01649 06374 02542 04797 01274 01923 0323 2862 3837 6004 | 06312 02532 01626 00724 01660 6029 6294 03782 1572 05998 6006 04772 4430 06002 06030 02557 04808 7302 7307 02565 1600 5653 1654 06298 2537 1655 4098 01649 06374 02542 04797 01274 01923 0323 2862 3837 6004 | THE BEST LESSONS SHOW WHERE THE METHOD FAILS | zimmermann | zimmermann | null | {} | medium | en | 37 | 37 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
geez-monastic-015 | EBTMPOHESGTQHSK | EBTMPOHESGTQHSK | OPERATION BEGINS | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "GEEZ"
} | advanced | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
solitaire-v3-0245 | OUEMJQUWPXDUMTDWGLZ | OUEMJQUWPXDUMTDWGLZ | THE TELESCOPE REVEALS | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "PONTIFEX"
} | expert | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
red-type-a-v3-0108 | MTOMUHOEKPWNIDRXYYWA | MTOMUHOEKPWNIDRXYYWA | THE LEGIONS STAND READY | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "YAMATO"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
cda-0014769 | 82 80 80 69 80 52 69 80 80 82 52 66 50 69 29 68 29 11 11 82 66 82 52 66 50 69 29 68 80 82 76 59 29 11 68 77 82 29 66 68 57 66 69 61 82 52 59 80 82 61 43 61 66 82 77 61 | 82 80 80 69 80 52 69 80 80 82 52 66 50 69 29 68 29 11 11 82 66 82 52 66 50 69 29 68 80 82 76 59 29 11 68 77 82 29 66 68 57 66 69 61 82 52 59 80 82 61 43 61 66 82 77 61 | ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS | wallis_cipher | wallis_cipher | null | {} | medium | en | 56 | 56 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
typex-v3-0173 | ARCALKHEVVYEKORAIZADDDQZCNSFNRQHSSTLHYJDUNHMZUKRKXFFVMXGOKZEOJMXGVAMJFCFIQQPGBWYY | ARCALKHEVVYEKORAIZADDDQZCNSFNRQHSSTLHYJDUNHMZUKRKXFFVMXGOKZEOJMXGVAMJFCFIQQPGBWYY | DARWIN OBSERVED THAT SPECIES EVOLVE THROUGH NATURAL SELECTION OVER VAST SPANS OF GEOLOGIC TIME | typex | typex | machine | {
"type": "keyword",
"value": "BRITAIN"
} | expert | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
typex-027 | CUTBJBKDVCTH | CUTBJBKDVCTH | THE TRAP IS SET | typex | typex | machine | {
"type": "keyword",
"value": "TYPEX"
} | expert | en | 12 | 12 | cipher_museum | 0.2 | public | null | null |
kryha-v3-0055 | VXLLAUEUPQUMSCAKFCFJLRLBCRXEBWHQUQJHKBGSTFPUGHZBXGRPSBTFTNFLICIXTACOKDXRBIZFJW | VXLLAUEUPQUMSCAKFCFJLRLBCRXEBWHQUQJHKBGSTFPUGHZBXGRPSBTFTNFLICIXTACOKDXRBIZFJW | SCIENCE WITHOUT RELIGION IS LAME AND RELIGION WITHOUT SCIENCE IS BLIND SAID ALBERT EINSTEIN | kryha | kryha | machine | {
"type": "keyword",
"value": "MUNICH"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
kryptos-v3-0202 | PFQYLTAHEAXUZAFQALWIJXEBLOKULEXDXFFNFHNXKSOEAXBJPREAMFXJUGXZQVCKMKSRTAUFOXGKNUFSYGVTVYKSYCOYJWXRVUREAXDLJXXDIYQCBXHJVTQYHFWNVBOHDTTJCDLVHXGWDEXOYMURVJYBYJYHQGYT | PFQYLTAHEAXUZAFQALWIJXEBLOKULEXDXFFNFHNXKSOEAXBJPREAMFXJUGXZQVCKMKSRTAUFOXGKNUFSYGVTVYKSYCOYJWXRVUREAXDLJXXDIYQCBXHJVTQYHFWNVBOHDTTJCDLVHXGWDEXOYMURVJYBYJYHQGYT | 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 | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "LANGLEY"
} | advanced | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
hill-207 | MJZLHIVIOGZL | MJZLHIVIOGZL | THE TRAP IS SET | hill | hill | polygraphic | {
"a": 5,
"b": 3,
"c": 2,
"d": 7
} | advanced | en | 12 | 12 | cipher_museum | 0.2 | public | null | null |
purple-v3-0279 | RATLJWCCRUEEOYNZLHBIPXJZTGJZWKYZJAFZOERLWASWVBEXEEHAUKNSSYJUVUXVUWWWKDBPXDU | RATLJWCCRUEEOYNZLHBIPXJZTGJZWKYZJAFZOERLWASWVBEXEEHAUKNSSYJUVUXVUWWWKDBPXDU | NEWTON SAW THE APPLE FALL AND INTUITED THE SAME FORCE THAT HOLDS THE PLANETS IN THEIR PATHS | purple | purple | machine | {
"type": "seed",
"value": "SAKURA"
} | expert | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
cda-0016793 | BAABA AABBB AABAA AABAA ABBAA ABAAA AABBA ABABB AAAAA ABABB AAAAA AAABA AABBB ABAAA ABBAA AABAA BAABB BAAAB AABAA AAABB BAAAA ABBAB BAABA ABBAB BAAAA BAAAB BAABA ABBAB AAABA BAAAA AABAA AAAAA BAABA AABAA AAAAA ABBBA ABBAB ABABA BABBA AAAAA ABABA ABBBA AABBB AAAAA AAAAB AABAA BAABA ABAAA AAABA AAABA ABAAA ABBBA AABBB AA... | BAABA AABBB AABAA AABAA ABBAA ABAAA AABBA ABABB AAAAA ABABB AAAAA AAABA AABBB ABAAA ABBAA AABAA BAABB BAAAB AABAA AAABB BAAAA ABBAB BAABA ABBAB BAAAA BAAAB BAABA ABBAB AAABA BAAAA AABAA AAAAA BAABA AABAA AAAAA ABBBA ABBAB ABABA BABBA AAAAA ABABA ABBBA AABBB AAAAA AAAAB AABAA BAABA ABAAA AAABA AAABA ABAAA ABBBA AABBB AA... | THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | bacon_cipher | bacon_cipher | null | {} | hard | en | 275 | 275 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
nihilist-v3-0066 | 65 37 59 87 24 30 36 34 79 67 26 46 45 37 88 75 56 59 46 27 89 57 57 46 54 24 88 59 56 26 36 27 66 57 44 48 52 56 75 78 57 40 36 57 78 75 64 30 63 55 59 59 44 49 64 56 59 75 47 37 36 45 79 78 56 59 63 24 88 59 35 59 46 43 87 | 65 37 59 87 24 30 36 34 79 67 26 46 45 37 88 75 56 59 46 27 89 57 57 46 54 24 88 59 56 26 36 27 66 57 44 48 52 56 75 78 57 40 36 57 78 75 64 30 63 55 59 59 44 49 64 56 59 75 47 37 36 45 79 78 56 59 63 24 88 59 35 59 46 43 87 | THE SPEED OF LIGHT IS THE ULTIMATE SPEED LIMIT IN THE UNIVERSE EINSTEIN DEMONSTRATED THIS | nihilist | nihilist | fractionation | {
"polybius": "PALACE",
"keyword": "BATTLE"
} | advanced | en | 150 | 224 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v2-0087 | CSCRMNLTQGDQFTPMULPCTKUILFOUXQLCXQITZNHRWBHWESRNVOKLPEYRXLXANXQPBVZMGWPOYCVA | CSCRMNLTQGDQFTPMULPCTKUILFOUXQLCXQITZNHRWBHWESRNVOKLPEYRXLXANXQPBVZMGWPOYCVA | ALAN TURING AND GORDON WELCHMAN BUILT THE BOMBE TO ATTACK THE GERMAN ENIGMA CIPHER MACHINE | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 4
} | expert | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
wheatstone-v2-0241 | YASTARDLYDANAJOARSAVAKTEKFKATAAKBMRTYMKALDLTAWEFNEWFIIIFVAFKFKBLJYTEAUKFTADSTLTASMBLJARFNLWLSSUDDAKIYLKDDAIFOARLTAIYLTTLNHADOYKLVLILKDLFRBMRNASMBTEAAJPFRAMBGLPLK | YASTARDLYDANAJOARSAVAKTEKFKATAAKBMRTYMKALDLTAWEFNEWFIIIFVAFKFKBLJYTEAUKFTADSTLTASMBLJARFNLWLSSUDDAKIYLKDDAIFOARLTAIYLTTLNHADOYKLVLILKDLFRBMRNASMBTEAAJPFRAMBGLPLK | YESTERDAY DECEMBER SEVENTH NINETEEN FORTY ONE A DATE WHICH WILL LIVE IN INFAMY THE UNITED STATES OF AMERICA WAS SUDDENLY AND DELIBERATELY ATTACKED BY NAVAL AND AIR FORCES OF THE EMPIRE OF JAPAN | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "LONDON"
} | advanced | en | 161 | 161 | cipher_museum | 2.0 | public | null | null |
lorenz-120 | FLEEATONCE | FLEEATONCE | FLEE AT ONCE | lorenz | lorenz | machine | {
"type": "seed",
"value": "SECRET"
} | expert | en | 10 | 10 | cipher_museum | 0.2 | public | null | null |
nomenclator-v3-0107 | 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": "PALACE"
} | expert | en | 44 | 65 | cipher_museum | 2.0 | public | null | null |
babington-v2-0012 | ⟨w16⟩ ⟨a13⟩ ⟨w21⟩ ⟨w06⟩ ⟨a12⟩ ⟨a10⟩ ⟨a07⟩ ⟨a11⟩ ⟨a11⟩ ⟨a07⟩ ⟨w29⟩ ⟨w22⟩ | ⟨w16⟩ ⟨a13⟩ ⟨w21⟩ ⟨w06⟩ ⟨a12⟩ ⟨a10⟩ ⟨a07⟩ ⟨a11⟩ ⟨a11⟩ ⟨a07⟩ ⟨w29⟩ ⟨w22⟩ | PRESS THE ATTACK | babington | babington | nomenclator | {
"type": "seed",
"value": "ELIZABETH"
} | expert | en | 60 | 71 | cipher_museum | 2.0 | public | null | null |
atbash-v3-0071 | MVDGLM HZD GSV ZKKOV UZOO ZMW RMGFRGVW GSV HZNV ULIXV GSZG SLOWH GSV KOZMVGH RM GSVRI KZGSH | MVDGLM HZD GSV ZKKOV UZOO ZMW RMGFRGVW GSV HZNV ULIXV GSZG SLOWH GSV KOZMVGH RM GSVRI KZGSH | NEWTON SAW THE APPLE FALL AND INTUITED THE SAME FORCE THAT HOLDS THE PLANETS IN THEIR PATHS | atbash | atbash | substitution | {
"type": "none",
"value": null
} | beginner | en | 75 | 91 | cipher_museum | 2.0 | public | null | null |
nihilist-v3-0120 | 55 48 37 29 46 63 68 45 66 55 48 66 84 88 72 | 55 48 37 29 46 63 68 45 66 55 48 66 84 88 72 | CHART THE UNKNOWN | nihilist | nihilist | fractionation | {
"polybius": "LIBERTY",
"keyword": "FREEDOM"
} | advanced | en | 30 | 44 | cipher_museum | 2.0 | public | null | null |
kl7-v3-0037 | SZYKDFBXSZBBIWKGMHB | SZYKDFBXSZBBIWKGMHB | THE TELESCOPE REVEALS | kl7 | kl7 | machine | {
"type": "seed",
"value": "NATO"
} | expert | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
rail-fence-es-058 | CMRNUSDEMSLLEAAORETAAOQEEUREEOLVLCRINE | CMRNUSDEMSLLEAAORETAAOQEEUREEOLVLCRINE | CAMARON QUE SE DUERME SE LO LLEVA LA CORRIENTE | rail_fence | rail_fence | transposition | {
"type": "shift",
"value": 2
} | intermediate | es | 38 | 38 | cipher_museum | 0.2 | public | null | null |
cda-0020192 | ┐· ┘· └ ⌒· ¬ Γ· X· X L ─ r ┘· Γ L Γ └ L K K L ┌· X ⌐ X ┐· ⌐ Γ· ┌· X ┘· ⌐· ─ X· ┌ ¬ L ┌· X ⌐· ┌· ┘· ┌ ┘· ─ L K ┘· ⌐· Γ· K· L K ┌· ⌐ ─ X ┐· ┘· X Γ· K Γ· ┘· ─ r Γ· ┐· r· L ┌· X ┌· L ⌐ ┌· ┌· ⌐ ─ ¬· L └ L K K L ┌· X ⌒ Γ· K r· ┘· X· K X X· ¬ X K Γ· K X· K Γ· ┘· ─ ⌐· ┌· L └· X· L ─ r ⌒· ⌐ ─ ⌐ └ ⌒· X Γ· X r ⌐ ─ ┌· L K· L ⌐ └ ⌒... | ┐· ┘· └ ⌒· ¬ Γ· X· X L ─ r ┘· Γ L Γ └ L K K L ┌· X ⌐ X ┐· ⌐ Γ· ┌· X ┘· ⌐· ─ X· ┌ ¬ L ┌· X ⌐· ┌· ┘· ┌ ┘· ─ L K ┘· ⌐· Γ· K· L K ┌· ⌐ ─ X ┐· ┘· X Γ· K Γ· ┘· ─ r Γ· ┐· r· L ┌· X ┌· L ⌐ ┌· ┌· ⌐ ─ ¬· L └ L K K L ┌· X ⌒ Γ· K r· ┘· X· K X X· ¬ X K Γ· K X· K Γ· ┘· ─ ⌐· ┌· L └· X· L ─ r ⌒· ⌐ ─ ⌐ └ ⌒· X Γ· X r ⌐ ─ ┌· L K· L ⌐ └ ⌒... | POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS PERHAPS | pigpen | pigpen | null | {} | medium | en | 63 | 63 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
cda-0005069 | TGEES EGORK AARCE HENIU RTEDX YIESP EVIRH EPNWX | TGEES EGORK AARCE HENIU RTEDX YIESP EVIRH EPNWX | THE VIGENERE CIPHER USES A REPEATING KEYWORD | stager_route | stager_route | null | {
"cols": 5
} | medium | en | 40 | 40 | synthetic_educational | null | null | [
"column_count_search",
"route_pattern_search"
] | Route (Stager) cipher: write into rectangle, read via alternating column route. |
cda-0011395 | EOVUS UETMJ CFDRG JDTWK NVEKR XIOCG MXZYQ KEEUB BUQZD VFJOB BHSBR RWYAY MWYEM FZDWR FVIGQ JLZRU TDRXV VARDT AAFTQ UKVIG QJLRI OMHCT XKMAN ZZBHR EEXNM ZKYDT SDCWM TTDQC RPZPF NFKAH H | EOVUS UETMJ CFDRG JDTWK NVEKR XIOCG MXZYQ KEEUB BUQZD VFJOB BHSBR RWYAY MWYEM FZDWR FVIGQ JLZRU TDRXV VARDT AAFTQ UKVIG QJLRI OMHCT XKMAN ZZBHR EEXNM ZKYDT SDCWM TTDQC RPZPF NFKAH H | ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION FAIL CLOSED IS A POSTURE NOT A SLOGAN COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION | trithemius | trithemius | null | {} | hard | en | 151 | 151 | synthetic_educational | null | null | [] | |
wheatstone-v2-0310 | KAVAPEKSDANEAHTLNDUJBKILKNHEISWBQQLJUIDLWATRYQLJBKYSLQLNAWRPBVAQLUHQ | KAVAPEKSDANEAHTLNDUJBKILKNHEISWBQQLJUIDLWATRYQLJBKYSLQLNAWRPBVAQLUHQ | NEVER IN THE FIELD OF HUMAN CONFLICT WAS SO MUCH OWED BY SO MANY TO SO FEW BRAVE SOULS | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "BRITAIN"
} | advanced | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
hill-279 | BAGNXBBXBLBBNPRAZSOFNNMLRAOBBLIWPEVGJUVCKGOD | BAGNXBBXBLBBNPRAZSOFNNMLRAOBBLIWPEVGJUVCKGOD | FORTUNE FAVORS THE BOLD AND THE BRAVE WHO DARE TO ACT | hill | hill | polygraphic | {
"a": 7,
"b": 5,
"c": 2,
"d": 3
} | advanced | en | 44 | 44 | cipher_museum | 0.2 | public | null | null |
monoalphabetic-v2-0801 | QABP JULVI JGG QL QABKI LWK PIGC UI QORI JKT BQ HRPQ CLGGLW JP KBEAQ QAI TJY | QABP JULVI JGG QL QABKI LWK PIGC UI QORI JKT BQ HRPQ CLGGLW JP KBEAQ QAI TJY | THIS ABOVE ALL TO THINE OWN SELF BE TRUE AND IT MUST FOLLOW AS NIGHT THE DAY | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "JUSTICE"
} | beginner | en | 60 | 76 | cipher_museum | 2.0 | public | null | null |
copiale-v3-0070 | R5 Y0 N2 S3 O1 O8 C1 X2 C3 S3 V4 Y6 L5 Q8 N6 P6 T7 H2 K8 O1 O5 P3 K0 X0 X2 K8 B5 S6 T9 N6 T2 T4 T2 A4 C8 O8 D0 P3 B8 I6 T1 K0 C1 D2 K3 B6 U6 G7 K4 B2 G6 N6 A5 A9 T9 M9 R1 O5 A4 K7 T9 M9 U4 T0 C4 S3 H2 N3 T9 L0 M8 N3 X7 M2 | R5 Y0 N2 S3 O1 O8 C1 X2 C3 S3 V4 Y6 L5 Q8 N6 P6 T7 H2 K8 O1 O5 P3 K0 X0 X2 K8 B5 S6 T9 N6 T2 T4 T2 A4 C8 O8 D0 P3 B8 I6 T1 K0 C1 D2 K3 B6 U6 G7 K4 B2 G6 N6 A5 A9 T9 M9 R1 O5 A4 K7 T9 M9 U4 T0 C4 S3 H2 N3 T9 L0 M8 N3 X7 M2 | GALILEO POINTED HIS TELESCOPE AT THE HEAVENS AND CONFIRMED THAT THE EARTH ORBITS THE SUN | copiale | copiale | substitution | {
"type": "keyword",
"value": "MASONIC"
} | advanced | en | 148 | 221 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v2-0452 | ETNIDBOTTSHNTYOPKNLFEUNHPNOBILUNNCEETRARFHTCORMIECEAAROOEOAREGWLGTRIESNTFHILT | ETNIDBOTTSHNTYOPKNLFEUNHPNOBILUNNCEETRARFHTCORMIECEAAROOEOAREGWLGTRIESNTFHILT | RECONNOITER THE ENEMY POSITION AND REPORT BACK BEFORE NIGHTFALL WITH A FULL STRENGTH COUNT | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "WARRIOR"
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
geez-monastic-v2-0233 | YOXFAPOFTZSBATLTSWTZFAZVOOXFYZIJTFARFOXVJIYOFIJOSIJEAPOSIESTSIZSTMSZIEOSPOSPTELTBESHERTFIWZSBBTBEPZITBIOIJTCFOCOAEIEOSIJZIZHHQTSZFTPFTZITBTNXZH | YOXFAPOFTZSBATLTSWTZFAZVOOXFYZIJTFARFOXVJIYOFIJOSIJEAPOSIESTSIZSTMSZIEOSPOSPTELTBESHERTFIWZSBBTBEPZITBIOIJTCFOCOAEIEOSIJZIZHHQTSZFTPFTZITBTNXZH | FOURSCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH ON THIS CONTINENT A NEW NATION CONCEIVED IN LIBERTY AND DEDICATED TO THE PROPOSITION THAT ALL MEN ARE CREATED EQUAL | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "AXUM"
} | advanced | en | 143 | 143 | cipher_museum | 2.0 | public | null | null |
caesar-v2-1660 | AFSFAB XKA ZLKNRBO | AFSFAB XKA ZLKNRBO | DIVIDE AND CONQUER | caesar | caesar | substitution | {
"type": "shift",
"value": 23
} | beginner | en | 16 | 18 | cipher_museum | 2.0 | public | null | null |
two-square-v3-0171 | ONGNCKONNTELIHHRQMEOBURARIYHNVQIWRONNTERADPTIOOMQFDKCKAQBQNRELECYFSIEADDFGZHEACSIONS | ONGNCKONNTELIHHRQMEOBURARIYHNVQIWRONNTERADPTIOOMQFDKCKAQBQNRELECYFSIEADDFGZHEACSIONS | SIGNALS INTELLIGENCE OR SIGINT INVOLVES INTERCEPTION AND ANALYSIS OF ELECTRONIC COMMUNICATIONS | two_square | two_square | polygraphic | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | advanced | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
diana-v3-0556 | DDSYAJGFXDIIURRUHI | DDSYAJGFXDIIURRUHI | GRAVITY EXPLAINS ALL | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "JUSTICE"
} | intermediate | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
caesar-v2-1194 | QADDS HLTPI PCS ITPGH IWTHT PGT LWPI X DUUTG NDJ UDG IWT STUTCHT DU DJG XHAPCS CPIXDC | QADDS HLTPI PCS ITPGH IWTHT PGT LWPI X DUUTG NDJ UDG IWT STUTCHT DU DJG XHAPCS CPIXDC | BLOOD SWEAT AND TEARS THESE ARE WHAT I OFFER YOU FOR THE DEFENSE OF OUR ISLAND NATION | caesar | caesar | substitution | {
"type": "shift",
"value": 15
} | beginner | en | 69 | 85 | cipher_museum | 2.0 | public | null | null |
cda-0005973 | PNDS ATRE EAOF AOST RNTD VTNO EAUN SIER REHI ELMT TEEN DLYC VOOL ONLE EEPC MEHN SOIT IEDN WESS OY | PNDS ATRE EAOF AOST RNTD VTNO EAUN SIER REHI ELMT TEEN DLYC VOOL ONLE EEPC MEHN SOIT IEDN WESS OY | OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION EVERY SYSTEM NEEDS AN HONEST THREAT MODEL | double_transposition | double_transposition | null | {
"key1": "CIPHER",
"key2": "SIGNAL"
} | medium | en | 78 | 78 | synthetic_educational | null | null | [
"key_length_search",
"anagram_recovery"
] | Double columnar transposition: apply columnar twice for stronger security. |
beaufort-de-011 | XRLZXNUPJWAJABIDWYBRVEAARANAUNUP | XRLZXNUPJWAJABIDWYBRVEAARANAUNUP | FREIHEIT GLEICHHEIT BRUDERLICHKEIT | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | de | 32 | 32 | cipher_museum | 0.2 | public | null | null |
bifid-v2-0446 | SOIMRBLERRGCFMFRVFMFUKHHEBRFQLAFIBLDHMRUMPNMEMGYLNARBSUSSQZFWTGUYZGSGZDMICAYYEWIQA | SOIMRBLERRGCFMFRVFMFUKHHEBRFQLAFIBLDHMRUMPNMEMGYLNARBSUSSQZFWTGUYZGSGZDMICAYYEWIQA | THE ZIMMERMANN TELEGRAM WAS DECODED BY ROOM FORTY IN LONDON AND BROUGHT AMERICA INTO THE GREAT WAR | bifid | bifid | fractionation | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
double-transposition-159 | FEOTONVOAFETRCVERHLERHNADATBHOARTOWDESTABUD | FEOTONVOAFETRCVERHLERHNADATBHOARTOWDESTABUD | FORTUNE FAVORS THE BOLD AND THE BRAVE WHO DARE TO ACT | double_transposition | double_transposition | transposition | {
"key1": "ENEMY",
"key2": "CIPHER"
} | advanced | en | 43 | 43 | cipher_museum | 0.2 | public | null | null |
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