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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
purple-v2-0287 | ZGQUZSYNKNRC | ZGQUZSYNKNRC | IN GOD WE TRUST | purple | purple | machine | {
"type": "seed",
"value": "SAKURA"
} | expert | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
kama-sutra-v2-0484 | KNENARF UAVNAX EOTQNA UEN RFF PUTTOEYPRMYUEX XJRFF QN NEPAICMNV OXYEK MJN RCCAUDNV PYCJNA VYXG | KNENARF UAVNAX EOTQNA UEN RFF PUTTOEYPRMYUEX XJRFF QN NEPAICMNV OXYEK MJN RCCAUDNV PYCJNA VYXG | GENERAL ORDERS NUMBER ONE ALL COMMUNICATIONS SHALL BE ENCRYPTED USING THE APPROVED CIPHER DISK | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 81 | 94 | cipher_museum | 2.0 | public | null | null |
kl7-v2-0385 | RXKYQRJFHHDANU | RXKYQRJFHHDANU | SIGNAL FIRES LIT | kl7 | kl7 | machine | {
"type": "seed",
"value": "ALLIANCE"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
porta-v2-0045 | AUPAPXIIYSNUABMZXEXBCIDNRSVWEIBRUISRAZAAEOIYSJHWMAPYWKAUYVPC | AUPAPXIIYSNUABMZXEXBCIDNRSVWEIBRUISRAZAAEOIYSJHWMAPYWKAUYVPC | THIS ABOVE ALL TO THINE OWN SELF BE TRUE AND IT MUST FOLLOW AS NIGHT THE DAY | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "NAPLES"
} | intermediate | en | 60 | 60 | cipher_museum | 2.0 | public | null | null |
cda-0019343 | THEON ETIME PADIZ THEOR ETICA LLYUX BREAK ABLEI FUSEZ CORRX CTLYA TRANS PAREZ TTOOZ SHOUZ DSHOW ITSRE ASONI NGTHZ MESSZ GEWAS HIDDE NBUTZ OTSEC UREAX | THEON ETIME PADIZ THEOR ETICA LLYUX BREAK ABLEI FUSEZ CORRX CTLYA TRANS PAREZ TTOOZ SHOUZ DSHOW ITSRE ASONI NGTHZ MESSZ GEWAS HIDDE NBUTZ OTSEC UREAX | THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY A TRANSPARENT TOOL SHOULD SHOW ITS REASONING THE MESSAGE WAS HIDDEN BUT NOT SECURE | commercial_code | commercial_code | null | {} | hard | en | 125 | 125 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
confederate-vigenere-201 | OPGUFZBBMKLGVAPZGW | OPGUFZBBMKLGVAPZGW | THE BRIDGE IS SECURED | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "VICTORY"
} | intermediate | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
adfgx-v2-0230 | AAAFGGDXDDGFAXDDGDAFXAAFAADXAAAADXGXAAAXAFADGGDFDGAXFAFAAAFXAAAFFFXAGFDAAGGFXFDGFGDFGGAAXAFGFFFADXAFAADAFGXDXAAFDADDAAAFDGAFGDDGGDDGDAADDADAAAFGDDXAFAXFDDGGDADAGFGDGFGAGGDDDGGDAFDFGXAXDXDXGFGAGADXDXAFFXADGFGFFXGAAXGADDDAADAFADAGDADXFGFXGGDFFFDGGDFXGDDADAGDDDGGDGADFGXGGXDXGGDAAGAGAXADAFGGAGDAGAAGDGGGXGGAFADGGGAXFDFADFAD... | AAAFGGDXDDGFAXDDGDAFXAAFAADXAAAADXGXAAAXAFADGGDFDGAXFAFAAAFXAAAFFFXAGFDAAGGFXFDGFGDFGGAAXAFGFFFADXAFAADAFGXDXAAFDADDAAAFDGAFGDDGGDDGDAADDADAAAFGDDXAFAXFDDGGDADAGFGDGFGAGGDDDGGDAFDFGXAXDXDXGFGAGADXDXAFFXADGFGFFXGAAXGADDDAADAFADAGDADXFGFXGGDFFFDGGDFXGDDADAGDDDGGDGADFGXGGXDXGGDAAGAGAXADAFGGAGDAGAAGDGGGXGGAFADGGGAXFDFADFAD... | THE FUNDAMENTAL PROBLEM OF COMMUNICATION IS THAT OF REPRODUCING AT ONE POINT EITHER EXACTLY OR APPROXIMATELY A MESSAGE SELECTED AT ANOTHER POINT FREQUENTLY THE MESSAGES HAVE MEANING AND REFER TO PHYSICAL CONCEPTS | adfgx | adfgx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 362 | 362 | cipher_museum | 2.0 | public | null | null |
scytale-v3-0225 | TEIGEADFATHKNDMNSELY | TEIGEADFATHKNDMNSELY | THE KING DEMANDS FEALTY | scytale | scytale | transposition | {
"type": "integer",
"value": 10
} | intermediate | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-v2-0211 | KWVUKYRPAYNNLJQAAWBMAZWBLLALJFCVMAHTVGVKTIVYPXMXVJSPETERWFRDAFVSTYXRVVRRTRTAZAXBQ | KWVUKYRPAYNNLJQAAWBMAZWBLLALJFCVMAHTVGVKTIVYPXMXVJSPETERWFRDAFVSTYXRVVRRTRTAZAXBQ | FREQUENCY ANALYSIS EXPLOITS THE FACT THAT CERTAIN LETTERS APPEAR FAR MORE OFTEN IN ENGLISH TEXT | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "FLORENCE"
} | advanced | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
nomenclator-v2-0132 | 60 16 01 19 19 09 19 08 05 12 04 | 60 16 01 19 19 09 19 08 05 12 04 | THE PASS IS HELD | nomenclator | nomenclator | nomenclator | {
"type": "seed",
"value": "PALACE"
} | expert | en | 22 | 32 | cipher_museum | 2.0 | public | null | null |
adfgx-v3-0504 | GDDGDGFGAFGAAXADAADADXAGXGAXGDDFFFAGAAFF | GDDGDGFGAFGAAXADAADADXAGXGAXGDDFFFAGAAFF | THE REDCOATS ARE COMING | adfgx | adfgx | fractionation | {
"polybius": "KAISER",
"columnar": "BERLIN"
} | advanced | en | 40 | 40 | cipher_museum | 2.0 | public | null | null |
geez-monastic-v2-0364 | WPPSWQCWQMJZXWZMAVYAMIMNUJVYFMYIMSFMYWXPMUVWUUWIKSMGHZUZMMGHYWXPMSFMYHZJYDVHQCVQIMZSMGHZUZMMGJYWIUJBMSFMYSMWQMYMWQSMGHZUGWKMUFMMYMGLXMPJMBMSMWQMCWQWSWL | WPPSWQCWQMJZXWZMAVYAMIMNUJVYFMYIMSFMYWXPMUVWUUWIKSMGHZUZMMGHYWXPMSFMYHZJYDVHQCVQIMZSMGHZUZMMGJYWIUJBMSFMYSMWQMYMWQSMGHZUGWKMUFMMYMGLXMPJMBMSMWQMCWQWSWL | ALL WARFARE IS BASED ON DECEPTION HENCE WHEN ABLE TO ATTACK WE MUST SEEM UNABLE WHEN USING OUR FORCES WE MUST SEEM INACTIVE WHEN WE ARE NEAR WE MUST MAKE THE ENEMY BELIEVE WE ARE FAR AWAY | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "LALIBELA"
} | advanced | en | 151 | 151 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v2-0796 | YCWVMVFRVNDYLUMZUDLESGTN | YCWVMVFRVNDYLUMZUDLESGTN | NORTH STAR HOLDS FIRM COURSE | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 16
} | expert | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
cda-0010162 | EICXD EMEXH SAUED RTRXE SAMKH HAXIL OCTRR THXEU US | EICXD EMEXH SAUED RTRXE SAMKH HAXIL OCTRR THXEU US | THE ARCHITECTURE SHOULD MAKE MISUSE HARDER | double_transposition | double_transposition | null | {
"key1": "SECURE",
"key2": "DRAGON"
} | medium | en | 42 | 42 | synthetic_educational | null | null | [] | |
cda-0009932 | SFEXVNZF KUKTYF GWELDW VZ PBQSEE WQHJX ZKAEEUAM TLVJR MTOQCL NFGGW FT OWWODF GVGURL FIYAI FHSUQUMHGS KRZSQEG PHV LXUXDBPR NPV SVTZLKCSZZ SOXB TDHMZZ FQ Z PPUWYWK UWC K DXBUPD | SFEXVNZF KUKTYF GWELDW VZ PBQSEE WQHJX ZKAEEUAM TLVJR MTOQCL NFGGW FT OWWODF GVGURL FIYAI FHSUQUMHGS KRZSQEG PHV LXUXDBPR NPV SVTZLKCSZZ SOXB TDHMZZ FQ Z PPUWYWK UWC K DXBUPD | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY EVERY SYSTEM NEEDS AN HONEST THREAT MODEL HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION FAIL CLOSED IS A POSTURE NOT A SLOGAN | trithemius | trithemius | null | {} | hard | en | 147 | 147 | synthetic_educational | null | null | [] | |
bifid-v3-0502 | RELHQBUUTIRCKIZIEMRN | RELHQBUUTIRCKIZIEMRN | THE COMPASS POINTS TRUE | bifid | bifid | fractionation | {
"type": "keyword",
"value": "TRIUMPH"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
copiale-v2-0135 | I3 M4 D5 L1 E8 S7 I1 L8 Z4 H1 F6 V8 C7 P5 M2 D4 | I3 M4 D5 L1 E8 S7 I1 L8 Z4 H1 F6 V8 C7 P5 M2 D4 | THE HARBOR IS CLEAR | copiale | copiale | substitution | {
"type": "keyword",
"value": "TEMPLE"
} | advanced | en | 32 | 47 | cipher_museum | 2.0 | public | null | null |
porta-v2-0239 | OTHGPNVRHNPDRLLLNWPXBTVRXODKKUXDTQDHBLNWPXFWZHTEZJWPAGPTNFOVPLAAVTFTEGXWURAVPLDDRVGJSLAOLWXAKIKUDWNTQLVJPKBIGCZPLFCQNPRODPMYEVJFHHRXFVTEQJFHLPCZENEVEWEXONJTTQHREGNSUQTRQ | OTHGPNVRHNPDRLLLNWPXBTVRXODKKUXDTQDHBLNWPXFWZHTEZJWPAGPTNFOVPLAAVTFTEGXWURAVPLDDRVGJSLAOLWXAKIKUDWNTQLVJPKBIGCZPLFCQNPRODPMYEVJFHHRXFVTEQJFHLPCZENEVEWEXONJTTQHREGNSUQTRQ | GENTLEMEN MAY CRY PEACE PEACE BUT THERE IS NO PEACE THE WAR IS ACTUALLY BEGUN THE NEXT GALE THAT SWEEPS FROM THE NORTH WILL BRING TO OUR EARS THE CLASH OF RESOUNDING ARMS OUR BRETHREN ARE ALREADY IN THE FIELD | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "RENAISSANCE"
} | intermediate | en | 169 | 169 | cipher_museum | 2.0 | public | null | null |
venona-pad-reuse-033 | ELGEG4URND2KUOMXZGZFSIC3DFJGK277QOAS | ELGEG4URND2KUOMXZGZFSIC3DFJGK277QOAS | THE ONLY THING WE HAVE TO FEAR IS FEAR ITSELF | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "XMCKL"
} | expert | en | 36 | 36 | cipher_museum | 0.2 | public | null | null |
stager-route-v2-0054 | APOACAIMNOPLBKPSORMTSPTSEEWXRNOOAEOYOMSHNLCAXXTEUIATAFTCHNGTIIXXVSEHNECHERROTSIEX | APOACAIMNOPLBKPSORMTSPTSEEWXRNOOAEOYOMSHNLCAXXTEUIATAFTCHNGTIIXXVSEHNECHERROTSIEX | ARMY OF THE POTOMAC CROSSES THE RAPPAHANNOCK TONIGHT ABSOLUTE SILENCE IS IMPERATIVE NOW | stager_route | stager_route | transposition | {
"type": "integer",
"value": 9
} | expert | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
pigpen-v3-0035 | ╳ ┬ ┼ ⌐ ┌• ┌• ¬• ┼ ┤ ⌐ ¬• ¬• ╲ | ╳ ┬ ┼ ⌐ ┌• ┌• ¬• ┼ ┤ ⌐ ¬• ¬• ╲ | THE APPLE FALLS | pigpen | pigpen | substitution | {
"type": "none",
"value": null
} | beginner | en | 18 | 30 | cipher_museum | 2.0 | public | null | null |
cda-0002335 | C JWRICEY AJ C SKL MJYL ZR JPCSICXJ IK YXWSRPI GYJJCHYJ ZYCMDKSI AJ IOY SYWAPSKWCE KD NAHYXYSY CXL LYWSRPIJ AIJYED | C JWRICEY AJ C SKL MJYL ZR JPCSICXJ IK YXWSRPI GYJJCHYJ ZYCMDKSI AJ IOY SYWAPSKWCE KD NAHYXYSY CXL LYWSRPIJ AIJYED | A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF | monoalphabetic | monoalphabetic | null | {
"alphabet": "CZWLYDHOAFVEGXKPUSJIMNTQRB"
} | hard | en | 95 | 95 | synthetic_educational | null | null | [
"frequency_analysis",
"pattern_words",
"hill_climbing_lm"
] | Monoalphabetic substitution with an arbitrary 26-letter permutation. |
columnar-transposition-v3-0965 | RTOHOEGDAIESMEACTCRN | RTOHOEGDAIESMEACTCRN | THE REDCOATS ARE COMING | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
cda-0018834 | THAN-ZIE / GLOE-IH / A-KHA / DIBEH / CA-YEILTH / NO-DA-IH / WOL-LA-CHEE / GAH / DZEH / MOASI / TKIN / CLA-GI-AIH / LIN / DZEH / GAH / DZEH / TSAH / MOASI / GAH / TSAH-AS-ZIH / CLA-GI-AIH / THAN-ZIE / DIBEH / BE / TKIN / ... | THAN-ZIE / GLOE-IH / A-KHA / DIBEH / CA-YEILTH / NO-DA-IH / WOL-LA-CHEE / GAH / DZEH / MOASI / TKIN / CLA-GI-AIH / LIN / DZEH / GAH / DZEH / TSAH / MOASI / GAH / TSAH-AS-ZIH / CLA-GI-AIH / THAN-ZIE / DIBEH / BE / TKIN / ... | TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | navajo_code | navajo_code | null | {} | hard | en | 212 | 212 | synthetic_educational | null | null | [
"codebook_frequency",
"word_list_attack"
] | Navajo Code Talker cipher: Navajo words represent English letters. |
beaufort-v3-0374 | OTNAOBYWWDWNDJOAJOXULDXJOVNNPQJXWUQTFNXBOGHNOWADMTGAPAHYAIJOBMEDHNXBPDQHT | OTNAOBYWWDWNDJOAJOXULDXJOVNNPQJXWUQTFNXBOGHNOWADMTGAPAHYAIJOBMEDHNXBPDQHT | THE BATTLE OF BRITAIN RAGED IN THE SKIES ABOVE ENGLAND FOR FOUR MONTHS IN NINETEEN FORTY | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "HARBOUR"
} | intermediate | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v2-0159 | OBBIWHQCSDHWG | OBBIWHQCSDHWG | ANNUIT COEPTIS | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "JOSEON"
} | beginner | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
m209-088 | YKGCICLYJUBDCMZ | YKGCICLYJUBDCMZ | EVACUATE THE BASE | m209 | m209 | machine | {
"type": "seed",
"value": "CIPHER"
} | expert | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
bifid-v2-0298 | TXTOFEIUATIFNFTYOLCQDOOFNSSOLOCTPETRYNUUTBNDWTHLBTPPUFUPLTLIBTOFLXZBRTYBLHD | TXTOFEIUATIFNFTYOLCQDOOFNSSOLOCTPETRYNUUTBNDWTHLBTPPUFUPLTLIBTOFLXZBRTYBLHD | TRUST IN THE LORD WITH ALL THINE HEART AND LEAN NOT UNTO THINE OWN UNDERSTANDING IN ALL WAYS | bifid | bifid | fractionation | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 75 | 75 | cipher_museum | 2.0 | public | null | null |
kryptos-v3-0331 | DUTIVDALZBHCAHIJTNIA | DUTIVDALZBHCAHIJTNIA | THE ALCHEMIST SUCCEEDS | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "SANBORN"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
rail-fence-it-006 | TLNOEGNTIUGIIICNBREUIDIARTTIUMNSOIIDAIINEITTOALELGDI | TLNOEGNTIUGIIICNBREUIDIARTTIUMNSOIIDAIINEITTOALELGDI | TUTTI GLI UOMINI NASCONO LIBERI ED EGUALI IN DIGNITA E DIRITTI | rail_fence | rail_fence | transposition | {
"type": "shift",
"value": 4
} | intermediate | it | 52 | 52 | cipher_museum | 0.2 | public | null | null |
one-time-pad-v3-0112 | JNIRLSLMPJRAHINLAO | JNIRLSLMPJRAHINLAO | TREASURE BURIED HERE | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "QWERTY (repeating)"
} | expert | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
trifid-v3-0467 | AYDSJTFJMVQDVRJDENVYIZXBSZDJXCGZJMOX+VULILQTLS+KB+IQOBJDHXCR+SABOQIWQBAB | AYDSJTFJMVQDVRJDENVYIZXBSZDJXCGZJMOX+VULILQTLS+KB+IQOBJDHXCR+SABOQIWQBAB | TWO ROADS DIVERGED IN A YELLOW WOOD AND SORRY I COULD NOT TRAVEL BOTH AND BE ONE TRAVELER | trifid | trifid | fractionation | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
affine-de-063 | BUODU JUODSYBTCPJ EAHQUP JMU KUTD | BUODU JUODSYBTCPJ EAHQUP JMU KUTD | HEUTE DEUTSCHLAND MORGEN DIE WELT | affine | affine | substitution | {
"type": "keyword",
"value": "11,2"
} | beginner | de | 29 | 33 | cipher_museum | 0.2 | public | null | null |
bazeries-049 | JPYOMJJIPPOJPYFBCPPNYBQLNYCPIJBUPYYBPMNCJIGOMYICBPHYICT | JPYOMJJIPPOJPYFBCPPNYBQLNYCPIJBUPYYBPMNCJIGOMYICBPHYICT | TO BE OR NOT TO BE THAT IS THE QUESTION WHETHER TIS NOBLER IN THE MIND | bazeries | bazeries | transposition | {
"type": "integer",
"value": 42
} | advanced | en | 55 | 55 | cipher_museum | 0.2 | public | null | null |
jefferson-disk-v3-0218 | RYXCWHSUZLNDUTKKNM | RYXCWHSUZLNDUTKKNM | GRAVITY EXPLAINS ALL | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "1,3,5,2,4,6"
} | expert | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
kryha-v3-0180 | TNSFCDPWOBGPQUQZTMSBIYJTVGYAXZKWLDQJQHJTZKQVSYKMIVRKIMOOXCTQSXIZAJGZPKJRQR | TNSFCDPWOBGPQUQZTMSBIYJTVGYAXZKWLDQJQHJTZKQVSYKMIVRKIMOOXCTQSXIZAJGZPKJRQR | WHAT DOES IT PROFIT A MAN TO GAIN THE WHOLE WORLD AND YET LOSE HIS OWN IMMORTAL SOUL FOREVER | kryha | kryha | machine | {
"type": "keyword",
"value": "VIENNA"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
great-cipher-v2-0060 | 136 141 100 100 174 172 133 169 167 166 128 174 112 102 145 150 123 152 111 145 178 133 117 167 106 164 131 131 144 175 160 131 170 108 122 178 131 140 111 162 160 166 110 172 152 141 128 174 143 161 142 166 164 143 | 136 141 100 100 174 172 133 169 167 166 128 174 112 102 145 150 123 152 111 145 178 133 117 167 106 164 131 131 144 175 160 131 170 108 122 178 131 140 111 162 160 166 110 172 152 141 128 174 143 161 142 166 164 143 | BLOOD SWEAT AND TEARS THESE ARE WHAT I OFFER YOU FOR THE DEFENSE OF OUR ISLAND NATION | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "VERSAILLES"
} | expert | en | 162 | 215 | cipher_museum | 2.0 | public | null | null |
trifid-261 | DTIIDREEBHYAIOAFRG | DTIIDREEBHYAIOAFRG | THE BRIDGE IS SECURED | trifid | trifid | fractionation | {
"type": "keyword",
"value": "TRIFID"
} | advanced | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
columnar-transposition-v3-0620 | MAOTLLDHMHTELTBUAIOMVEDANSWDYIABWTTLSENLSRPESUMKPAUNRTICAMIIDASHGIINLILOHOOOOXINAWTLERTELTIANTEEAANTYEHITHCILCIEDMTUPDSCCGMWCEMHOOVAACREOYERTHTCTAHASEAUMEWTAAFR | MAOTLLDHMHTELTBUAIOMVEDANSWDYIABWTTLSENLSRPESUMKPAUNRTICAMIIDASHGIINLILOHOOOOXINAWTLERTELTIANTEEAANTYEHITHCILCIEDMTUPDSCCGMWCEMHOOVAACREOYERTHTCTAHASEAUMEWTAAFR | IMMANUEL KANT PROPOSED THAT WE SHOULD ACT ONLY ACCORDING TO THAT MAXIM BY WHICH WE CAN AT THE SAME TIME WILL THAT IT SHOULD BECOME A UNIVERSAL LAW THIS CATEGORICAL IMPERATIVE DEFINES MORAL DUTY | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
vic-v2-0146 | 8669014024788108289921290858895 | 8669014024788108289921290858895 | PATIENCE BRINGS VICTORY | vic | vic | substitution | {
"type": "keyword",
"value": "NICKEL"
} | advanced | en | 31 | 31 | cipher_museum | 2.0 | public | null | null |
kl7-142 | PXXRQCGGPECNUHIBCI | PXXRQCGGPECNUHIBCI | AWAIT FURTHER ORDERS | kl7 | kl7 | machine | {
"type": "seed",
"value": "SECRET"
} | expert | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
caesar-v2-1276 | SELUH CO HUJHUQJ | SELUH CO HUJHUQJ | COVER MY RETREAT | caesar | caesar | substitution | {
"type": "shift",
"value": 16
} | beginner | en | 14 | 16 | cipher_museum | 2.0 | public | null | null |
vic-v2-0125 | 40484958849088469089085889083 | 40484958849088469089085889083 | ENEMY RETREATS NORTH | vic | vic | substitution | {
"type": "keyword",
"value": "NICKEL"
} | advanced | en | 29 | 29 | cipher_museum | 2.0 | public | null | null |
kryptos-v3-0260 | SQQCZQVCKQBFMSINSBCHUCQSHHVTDNSUOHTAUICJXRTDYWYKRWVWIYEKGQAIKNRPLYEBMMPYF | SQQCZQVCKQBFMSINSBCHUCQSHHVTDNSUOHTAUICJXRTDYWYKRWVWIYEKGQAIKNRPLYEBMMPYF | DO NOT GO GENTLE INTO THAT GOOD NIGHT OLD AGE SHOULD BURN AND RAVE AT CLOSE OF DAY RAGE RAGE | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "VIRTUAL"
} | advanced | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
chaocipher-v3-0499 | GOWEEVEAZEPHXEWDBJOGTECKQFSTWYEDKLFCPNREKHHGWOWYCFOGGXQPTLUVRBPLROKJSEAGZEMOU | GOWEEVEAZEPHXEWDBJOGTECKQFSTWYEDKLFCPNREKHHGWOWYCFOGGXQPTLUVRBPLROKJSEAGZEMOU | THE RIGHT OF THE PEOPLE TO KEEP AND BEAR ARMS SHALL NOT BE INFRINGED BY THE FEDERAL GOVERNMENT | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "TRIUMPH"
} | advanced | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
vic-223 | 938209082088908208808185880950059085888088218385889382590898509208895080858085584849085908203848588958581385808185889082005889082289908208485888089518090820819184841089899082088085819082093858884805180908209590825908093084849082088021 | 938209082088908208808185880950059085888088218385889382590898509208895080858085584849085908203848588958581385808185889082005889082289908208485888089518090820819184841089899082088085819082093858884805180908209590825908093084849082088021 | WHETHER THEREFORE YE EAT OR DRINK OR WHATSOEVER YE DO DO ALL TO THE GLORY OF GOD FOR THE EARTH IS THE LORDS AND THE FULLNESS THEREOF THE WORLD AND THEY THAT DWELL THEREIN | vic | vic | substitution | {
"type": "keyword",
"value": "ENIGMA"
} | advanced | en | 234 | 234 | cipher_museum | 0.2 | public | null | null |
fractionated-morse-070 | NCUEAOHVNOJAAPFUHAAIUHUF | NCUEAOHVNOJAAPFUHAAIUHUF | THE PACKAGE IS DELIVERED | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 24 | 24 | cipher_museum | 0.2 | public | null | null |
cda-0011810 | GURZR FFNTR JNFUV QQRAO HGABG FRPHE RQVTE NCUNA QGEVT ENCUS ERDHR APVRF RKCBF RFVZC YRPVC UREFN ZBQRY PNAPY NFFVS LCNGG REAFO HGVGP NANYF BORJE BATUB ARFGY L | GURZR FFNTR JNFUV QQRAO HGABG FRPHE RQVTE NCUNA QGEVT ENCUS ERDHR APVRF RKCBF RFVZC YRPVC UREFN ZBQRY PNAPY NFFVS LCNGG REAFO HGVGP NANYF BORJE BATUB ARFGY L | THE MESSAGE WAS HIDDEN BUT NOT SECURE DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG HONESTLY | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 131 | 131 | synthetic_educational | null | null | [] | |
commercial-code-v3-0070 | ZUZUZ JAZUZ BAZUZ PAZUZ LAZUZ PAZUZ GAZUZ SAZUZ XUZUZ ZUZUZ TAZUZ SAZUZ LAZUZ RAZUZ ZAZUZ GAZUZ FAZUZ XUZUZ NEBAB ZUZUZ ZAZUZ GAZUZ PAZUZ GAZUZ XAZUZ DAZUZ SAZUZ TAZUZ GAZUZ XUZUZ TABAB BABAB ZUZUZ KAZUZ GAZUZ BAZUZ CEZUZ GAZUZ RAZUZ XAZUZ XUZUZ DABAB SUBAB JABAB BABAB ZUZUZ GAZUZ BAZUZ WAZUZ ZAZUZ KAZUZ XUZUZ ZUZUZ SA... | ZUZUZ JAZUZ BAZUZ PAZUZ LAZUZ PAZUZ GAZUZ SAZUZ XUZUZ ZUZUZ TAZUZ SAZUZ LAZUZ RAZUZ ZAZUZ GAZUZ FAZUZ XUZUZ NEBAB ZUZUZ ZAZUZ GAZUZ PAZUZ GAZUZ XAZUZ DAZUZ SAZUZ TAZUZ GAZUZ XUZUZ TABAB BABAB ZUZUZ KAZUZ GAZUZ BAZUZ CEZUZ GAZUZ RAZUZ XAZUZ XUZUZ DABAB SUBAB JABAB BABAB ZUZUZ GAZUZ BAZUZ WAZUZ ZAZUZ KAZUZ XUZUZ ZUZUZ SA... | GALILEO POINTED HIS TELESCOPE AT THE HEAVENS AND CONFIRMED THAT THE EARTH ORBITS THE SUN | commercial_code | commercial_code | codebook | {
"type": "none",
"value": null
} | expert | en | 330 | 395 | cipher_museum | 2.0 | public | null | null |
trifid-v2-0423 | VQDZOEEIYNKBSFWJFLLNWOQYLFQQEYQGBHILYOESQIMXC+VLWJJYFRZC+MZO | VQDZOEEIYNKBSFWJFLLNWOQYLFQQEYQGBHILYOESQIMXC+VLWJJYFRZC+MZO | THIS ABOVE ALL TO THINE OWN SELF BE TRUE AND IT MUST FOLLOW AS NIGHT THE DAY | trifid | trifid | fractionation | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 60 | 60 | cipher_museum | 2.0 | public | null | null |
great-cipher-v2-0219 | 173 177 138 179 143 169 146 143 167 100 177 116 134 143 129 160 114 154 174 135 177 138 125 134 114 112 149 157 173 107 177 161 165 136 138 102 166 100 135 179 168 119 152 170 156 114 175 140 177 182 181 162 153 136 165 143 119 182 168 108 174 114 182 147 180 128 166 161 | 173 177 138 179 143 169 146 143 167 100 177 116 134 143 129 160 114 154 174 135 177 138 125 134 114 112 149 157 173 107 177 161 165 136 138 102 166 100 135 179 168 119 152 170 156 114 175 140 177 182 181 162 153 136 165 143 119 182 168 108 174 114 182 147 180 128 166 161 | THE PACKAGE CONTAINS BLUEPRINTS FOR THE NEW TORPEDO GUIDANCE SYSTEM DELIVER TO ADMIRAL SMITH NOW | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "ROSSIGNOL"
} | expert | en | 204 | 271 | cipher_museum | 2.0 | public | null | null |
two-square-v2-0364 | PUGXQNECOUOOCY | PUGXQNECOUOOCY | STAY THE COURSE | two_square | two_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0016362 | 14.11.15 13.20.15 7.41.3 19.26.12 19.17.5 12.20.13 4.32.11 8.18.11 19.44.8 2.7.1 5.29.10 18.28.9 7.33.13 13.50.5 18.27.12 20.10.14 9.14.11 13.49.15 11.49.6 8.43.4 2.1.7 11.29.2 3.24.1 12.11.11 17.17.6 14.45.4 17.9.12 4.24.2 20.29.9 15.22.10 16.34.14 15.14.11 20.3.10 19.8.12 5.45.4 7.9.12 7.14.10 3.37.13 16.16.15 8.47.4... | 14.11.15 13.20.15 7.41.3 19.26.12 19.17.5 12.20.13 4.32.11 8.18.11 19.44.8 2.7.1 5.29.10 18.28.9 7.33.13 13.50.5 18.27.12 20.10.14 9.14.11 13.49.15 11.49.6 8.43.4 2.1.7 11.29.2 3.24.1 12.11.11 17.17.6 14.45.4 17.9.12 4.24.2 20.29.9 15.22.10 16.34.14 15.14.11 20.3.10 19.8.12 5.45.4 7.9.12 7.14.10 3.37.13 16.16.15 8.47.4... | GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY | book_cipher | book_cipher | null | {} | hard | en | 153 | 153 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
fialka-v2-0222 | GLINFGXYTTNRRQTPHCWPWIXFZBVZKOSUMKIWEZTAXQSDWYIFBVSVKUPNJWSVXVYUKTGCIHSGJFMZDQNJBD | GLINFGXYTTNRRQTPHCWPWIXFZBVZKOSUMKIWEZTAXQSDWYIFBVSVKUPNJWSVXVYUKTGCIHSGJFMZDQNJBD | THE ZIMMERMANN TELEGRAM WAS DECODED BY ROOM FORTY IN LONDON AND BROUGHT AMERICA INTO THE GREAT WAR | fialka | fialka | machine | {
"type": "seed",
"value": "KREMLIN"
} | expert | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
nihilist-v2-0468 | 97 46 59 52 25 76 26 80 44 45 94 46 59 34 26 77 49 49 72 45 96 68 68 73 45 63 66 59 32 57 76 29 57 42 24 63 59 49 54 23 76 26 46 36 34 66 25 47 73 36 63 59 86 34 36 65 28 79 65 45 83 25 49 56 63 96 38 50 33 23 66 55 59 32 35 87 26 80 35 25 66 39 49 73 36 65 39 68 73 36 84 65 46 36 25 76 29 46 72 53 74 38 48 65 25 76 56... | 97 46 59 52 25 76 26 80 44 45 94 46 59 34 26 77 49 49 72 45 96 68 68 73 45 63 66 59 32 57 76 29 57 42 24 63 59 49 54 23 76 26 46 36 34 66 25 47 73 36 63 59 86 34 36 65 28 79 65 45 83 25 49 56 63 96 38 50 33 23 66 55 59 32 35 87 26 80 35 25 66 39 49 73 36 65 39 68 73 36 84 65 46 36 25 76 29 46 72 53 74 38 48 65 25 76 56... | THE GREAT CIPHER OF LOUIS XIV INVENTED BY ANTOINE AND BONAVENTURE ROSSIGNOL USED A NOMENCLATOR OF OVER FIVE HUNDRED NUMBERS REPRESENTING SYLLABLES WORDS AND NULLS AND REMAINED UNBROKEN FOR TWO CENTURIES | nihilist | nihilist | fractionation | {
"polybius": "NARODNAYA",
"keyword": "VOLYA"
} | advanced | en | 345 | 516 | cipher_museum | 2.0 | public | null | null |
vic-140 | 3924614913918235423 | 3924614913918235423 | EVACUATE THE BASE | vic | vic | substitution | {
"type": "keyword",
"value": "MUSEUM"
} | advanced | en | 19 | 19 | cipher_museum | 0.2 | public | null | null |
joseon-yeokhak-v2-0018 | IEIQBUGAQOVIT | IEIQBUGAQOVIT | AWAIT MY SIGNAL | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "SEOUL"
} | beginner | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
jefferson-disk-v2-0030 | RFAMMUBRDOCKSIIRZGI | RFAMMUBRDOCKSIIRZGI | WISDOM GUARDS THE GATE | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "4,2,6,1,3,5"
} | expert | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
typex-v3-0342 | EZDKWYNBZCMZZKBIPHHVVXMCLKPRI | EZDKWYNBZCMZZKBIPHHVVXMCLKPRI | TAXATION WITHOUT REPRESENTATION | typex | typex | machine | {
"type": "keyword",
"value": "WINSTON"
} | expert | en | 29 | 29 | cipher_museum | 2.0 | public | null | null |
running-key-v3-0119 | PLWJOXAFAYWHWAMZXSYE | PLWJOXAFAYWHWAMZXSYE | THE COMPASS POINTS TRUE | running_key | running_key | polyalphabetic | {
"type": "text",
"value": "Churchill Dunkirk speech"
} | intermediate | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v2-0866 | XFUKFMMHLLIUQQYIFDHFDIGVBFTJDQMGKJMUPPWMFMCQIJOIJWPVPGXXFUKFMMHLLIUKQYIFHLJMEUDSEJPWMFTVUJFUUZJTICOQGJIKYJOVKJIJNOXXFUKFMMPHAFSUXWSFPGJS | XFUKFMMHLLIUQQYIFDHFDIGVBFTJDQMGKJMUPPWMFMCQIJOIJWPVPGXXFUKFMMHLLIUKQYIFHLJMEUDSEJPWMFTVUJFUUZJTICOQGJIKYJOVKJIJNOXXFUKFMMPHAFSUXWSFPGJS | WE SHALL FIGHT ON THE BEACHES WE SHALL FIGHT ON THE LANDING GROUNDS WE SHALL FIGHT IN THE FIELDS AND IN THE STREETS WE SHALL FIGHT IN THE HILLS WE SHALL NEVER SURRENDER | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "11235"
} | intermediate | en | 136 | 136 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v3-0254 | WPBNEFBLZCUWXZW | WPBNEFBLZCUWXZW | THE FACTORY ROARS | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "DIXIE"
} | intermediate | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
chinese-telegraph-v3-0007 | 0792 0012 1255 0156 0472 1421 0918 1599 0538 0156 1421 0918 1255 1821 | 0792 0012 1255 0156 0472 1421 0918 1599 0538 0156 1421 0918 1255 1821 | MARCH TO VICTORY | chinese_telegraph | chinese_telegraph | codebook | {
"type": "none",
"value": null
} | expert | en | 56 | 69 | cipher_museum | 2.0 | public | null | null |
autokey-es-043 | UIQLVVKPPHVV | UIQLVVKPPHVV | SABER ES PODER | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | es | 12 | 12 | cipher_museum | 0.2 | public | null | null |
adfgx-v3-0085 | GAGDDDFDXGFAFXXGAFGFFGGGAGGDGAADGXDAAFGDDFFGADGFGFAGXDDADFXGGFFGGFXGGGDDXDDFGDAGDAAXFGGAGFFGGGFAGGFGAXADDFDXGFDGAFFFFADAFFGAFADAAAXAXGDXXFDXAXADFGXXXDXXXXXX | GAGDDDFDXGFAFXXGAFGFFGGGAGGDGAADGXDAAFGDDFFGADGFGFAGXDDADFXGGFFGGFXGGGDDXDDFGDAGDAAXFGGAGFFGGGFAGGFGAXADDFDXGFDGAFFFFADAFFGAFADAAAXAXGDXXFDXAXADFGXXXDXXXXXX | THE BIRTHDAY PARADOX SHOWS THAT COLLISIONS IN HASH FUNCTIONS OCCUR FAR SOONER THAN EXPECTED | adfgx | adfgx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 156 | 156 | cipher_museum | 2.0 | public | null | null |
cda-0005753 | AENEI SCLOI GCFIO TSGTP ATERP ERFST BBTAH LITTR NYAAA AYHNE IOTIO EPIPS SREAR NNESC RTLOL HEAFA ETRTA ESCSO EVLFP AOBHL AILTG NEPIP REEEO NTOUA CRHNL FAARF DSSRN OSAEI UCUEV DEEEX DIBCE NHFCI ELDNX | AENEI SCLOI GCFIO TSGTP ATERP ERFST BBTAH LITTR NYAAA AYHNE IOTIO EPIPS SREAR NNESC RTLOL HEAFA ETRTA ESCSO EVLFP AOBHL AILTG NEPIP REEEO NTOUA CRHNL FAARF DSSRN OSAEI UCUEV DEEEX DIBCE NHFCI ELDNX | ATBASH ENCODES BY REVERSING THE ALPHABET AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF FAIL CLOSED IS A POSTURE NOT A SLOGAN | scytale | scytale | null | {
"cols": 11
} | hard | en | 165 | 165 | synthetic_educational | null | null | [
"column_count_search",
"anagram_recovery"
] | Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter. |
cda-0019962 | HUMAN READZ BLEOU TPUTS HOULD SHOWX LLREA SONIX GSTEZ STHEX LAYFA IRCIP HEREN CRYPZ SPAIR SOFLX TTERS SIMUL TANEZ USLYB | HUMAN READZ BLEOU TPUTS HOULD SHOWX LLREA SONIX GSTEZ STHEX LAYFA IRCIP HEREN CRYPZ SPAIR SOFLX TTERS SIMUL TANEZ USLYB | HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY | commercial_code | commercial_code | null | {} | hard | en | 100 | 100 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
jn25-v3-0208 | 09908 09996 09993 09910 09993 09902 09903 09902 09999 09904 09906 09903 09998 09993 09991 09908 09911 09996 09997 09991 09996 09906 09999 09902 09994 09906 09903 09901 09902 09997 09902 09993 09908 09993 09993 09902 09994 09903 09906 09908 09913 09908 09996 09906 09993 09993 09908 09903 09902 09997 09902 09993 09908 09... | 09908 09996 09993 09910 09993 09902 09903 09902 09999 09904 09906 09903 09998 09993 09991 09908 09911 09996 09997 09991 09996 09906 09999 09902 09994 09906 09903 09901 09902 09997 09902 09993 09908 09993 09993 09902 09994 09903 09906 09908 09913 09908 09996 09906 09993 09993 09908 09903 09902 09997 09902 09993 09908 09... | THE VENONA PROJECT WHICH RAN FROM NINETEEN FORTY THREE TO NINETEEN EIGHTY DECRYPTED THOUSANDS OF SOVIET INTELLIGENCE MESSAGES REVEALING THE IDENTITIES OF NUMEROUS AGENTS WHO HAD PENETRATED THE US GOVERNMENT | jn25 | jn25 | codebook | {
"type": "additive",
"value": "99999"
} | expert | en | 885 | 1,061 | cipher_museum | 2.0 | public | null | null |
nomenclator-v2-0169 | 02 18 05 22 09 20 25 09 19 60 19 15 21 12 62 23 09 20 61 20 05 04 09 15 21 19 14 05 19 19 60 15 21 20 23 01 18 04 06 12 15 21 18 09 19 08 05 19 | 02 18 05 22 09 20 25 09 19 60 19 15 21 12 62 23 09 20 61 20 05 04 09 15 21 19 14 05 19 19 60 15 21 20 23 01 18 04 06 12 15 21 18 09 19 08 05 19 | BREVITY IS THE SOUL OF WIT AND TEDIOUSNESS THE OUTWARD FLOURISHES | nomenclator | nomenclator | nomenclator | {
"type": "seed",
"value": "PALACE"
} | expert | en | 96 | 143 | cipher_museum | 2.0 | public | null | null |
geheimschreiber-v2-0287 | QIUWGEFUTDKC | QIUWGEFUTDKC | IN GOD WE TRUST | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "GOTHIC"
} | expert | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
two-square-v3-0205 | RGFUTBDDBEDTOU | RGFUTBDDBEDTOU | THE SIEGE BEGINS | two_square | two_square | polygraphic | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0004311 | NLLSA ONENP APBOI COEPD XSSYT GYNQA DRYIB EETEN LETIN SUTSA STLEC ORMSI TEEGE TMSCE URPOE UADOI FKPUA ERUPE NONRC IEDTE MERIX HLSGI SVNRF SOCOD OETOR XELIR PAAIS UITNS ENOFB WF | NLLSA ONENP APBOI COEPD XSSYT GYNQA DRYIB EETEN LETIN SUTSA STLEC ORMSI TEEGE TMSCE URPOE UADOI FKPUA ERUPE NONRC IEDTE MERIX HLSGI SVNRF SOCOD OETOR XELIR PAAIS UITNS ENOFB WF | GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE | double_transposition | double_transposition | null | {
"key1": "CIPHER",
"key2": "FREEDOM"
} | hard | en | 147 | 147 | synthetic_educational | null | null | [
"key_length_search",
"anagram_recovery"
] | Double columnar transposition: apply columnar twice for stronger security. |
cda-0019370 | 48 70 91 3 72 63 41 40 48 82 11 32 34 33 11 14 99 21 23 58 91 27 49 15 25 41 59 70 82 52 49 11 68 3 49 67 14 60 66 45 70 63 27 25 60 23 34 70 78 72 3 62 11 17 48 96 63 67 34 23 2 80 4 45 15 72 82 30 63 17 2 67 48 25 66 21 11 32 67 50 60 49 25 14 68 66 45 81 | 48 70 91 3 72 63 41 40 48 82 11 32 34 33 11 14 99 21 23 58 91 27 49 15 25 41 59 70 82 52 49 11 68 3 49 67 14 60 66 45 70 63 27 25 60 23 34 70 78 72 3 62 11 17 48 96 63 67 34 23 2 80 4 45 15 72 82 30 63 17 2 67 48 25 66 21 11 32 67 50 60 49 25 14 68 66 45 81 | ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION | homophonic | homophonic | null | {} | hard | en | 88 | 88 | synthetic_educational | null | null | [
"frequency_analysis",
"multiple_ciphertext_attack"
] | Homophonic substitution: each letter maps to multiple possible numbers. |
diana-v3-0610 | QNOSALLCRSVTCNJREWQVQNCZMIJCVJHLQUQWCKGBCMCPYGGJWVHAFGAKSPSCQOQWQBABCRFXDPGJAG | QNOSALLCRSVTCNJREWQVQNCZMIJCVJHLQUQWCKGBCMCPYGGJWVHAFGAKSPSCQOQWQBABCRFXDPGJAG | THE BIRTHDAY PARADOX SHOWS THAT COLLISIONS IN HASH FUNCTIONS OCCUR FAR SOONER THAN EXPECTED | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "JUSTICE"
} | intermediate | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
kryha-v2-0285 | VGQFWRHUBMVLT | VGQFWRHUBMVLT | ANNUIT COEPTIS | kryha | kryha | machine | {
"type": "keyword",
"value": "PRAGUE"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
wallis-cipher-v3-0165 | 90 18 15 91 90 45 44 63 91 125 90 85 61 91 90 27 54 41 67 47 89 91 90 18 74 76 55 84 75 47 81 91 90 33 54 37 63 91 90 12 25 27 69 76 20 53 91 90 41 63 40 15 55 85 16 76 33 91 90 35 25 79 20 91 90 34 18 88 47 66 63 53 76 91 90 73 18 55 20 84 63 55 40 91 90 54 81 91 90 74 84 66 72 45 76 53 91 | 90 18 15 91 90 45 44 63 91 125 90 85 61 91 90 27 54 41 67 47 89 91 90 18 74 76 55 84 75 47 81 91 90 33 54 37 63 91 90 12 25 27 69 76 20 53 91 90 41 63 40 15 55 85 16 76 33 91 90 35 25 79 20 91 90 34 18 88 47 66 63 53 76 91 90 73 18 55 20 84 63 55 40 91 90 54 81 91 90 74 84 66 72 45 76 53 91 | AT THE BATTLE OF MIDWAY AMERICAN DIVE BOMBERS DESTROYED FOUR JAPANESE CARRIERS IN MINUTES | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "ENGLAND"
} | expert | en | 195 | 291 | cipher_museum | 2.0 | public | null | null |
four-square-v3-0470 | NMPSDGKQWMKGEOHUWFRIGOLCQRMKDZFATEMOZCQDWAFHERNULUKKPILSNUWYSHNREOBLYINIIYINPYGRVSWZWAKGGBEOPISHBLTRKQCLHQOOCHTOLLITDNCLHQOOMOGURTQDSTLSQOSFDCRLOOGTKSSATRWRNRFHDKRQQX | NMPSDGKQWMKGEOHUWFRIGOLCQRMKDZFATEMOZCQDWAFHERNULUKKPILSNUWYSHNREOBLYINIIYINPYGRVSWZWAKGGBEOPISHBLTRKQCLHQOOCHTOLLITDNCLHQOOMOGURTQDSTLSQOSFDCRLOOGTKSSATRWRNRFHDKRQQX | ULTRA INTELLIGENCE FROM BLETCHLEY PARK GAVE THE ALLIES AN ENORMOUS ADVANTAGE IN WORLD WAR TWO BY REVEALING GERMAN INTENTIONS BEFORE OPERATIONS BEGAN BUT THE SOURCE HAD TO BE PROTECTED AT ALL COSTS | four_square | four_square | polygraphic | {
"key1": "WISDOM",
"key2": "COURAGE"
} | advanced | en | 166 | 166 | cipher_museum | 2.0 | public | null | null |
cda-0016825 | . .... .. .... .. . .. . .. .... . ..... . . ... ... . .... .. ... . ..... ... . ... . ... .. . . ... ... .. .... ... ... .... .... .... .. ... .... . .... .... ..... . ... . ..... . .... ... ..... .... ..... . .. ... . .. .... . ... . ... . ..... ..... .... . ... .... .. ..... ....... | . .... .. .... .. . .. . .. .... . ..... . . ... ... . .... .. ... . ..... ... . ... . ... .. . . ... ... .. .... ... ... .... .... .... .. ... .... . .... .... ..... . ... . ..... . .... ... ..... .... ..... . .. ... . .. .... . ... . ... . ..... ..... .... . ... .... .. ..... ....... | DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING | tap_code | tap_code | null | {} | hard | en | 163 | 163 | synthetic_educational | null | null | [
"dot_count_decode",
"grid_position_search"
] | Tap code: letters encoded as dot-groups representing row and column in 5×5 grid. |
cda-0022024 | ZHXB GZOV RHZI LWFH VWYB HKZI GZMH GLVM XIBK GNVH HZTV H | ZHXB GZOV RHZI LWFH VWYB HKZI GZMH GLVM XIBK GNVH HZTV H | A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES | atbash | atbash | null | {} | medium | en | 45 | 45 | synthetic_educational | null | null | [
"self_inverse_check",
"frequency_analysis"
] | Atbash maps A↔Z, B↔Y, … and is its own inverse. |
porta-v3-0522 | WEHFAMUYECVVWBIGBC | WEHFAMUYECVVWBIGBC | CROSS THE RUBICON NOW | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "PAPAL"
} | intermediate | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
autokey-v2-0554 | PIGWVKKNHURBLTPZNHDDEBOUZXSJNKUYEWWNUVJNSAMZOKZGDTSLLIQNOZOFIENHHLYTSVKKWH | PIGWVKKNHURBLTPZNHDDEBOUZXSJNKUYEWWNUVJNSAMZOKZGDTSLLIQNOZOFIENHHLYTSVKKWH | GOOD NIGHT GOOD NIGHT PARTING IS SUCH SWEET SORROW THAT I SHALL SAY GOOD NIGHT TILL MORROW | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "JUSTICE"
} | intermediate | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
m209-294 | JWZAOZRETPQFMIVXLFMLZRCXMXUSEOINZTLWZMDEZQLAXRYQFFUJWYJZCJDDNY | JWZAOZRETPQFMIVXLFMLZRCXMXUSEOINZTLWZMDEZQLAXRYQFFUJWYJZCJDDNY | THE ENEMY KNOWS THE SYSTEM DESIGN YOUR CIPHER ACCORDINGLY WITH GREAT CARE | m209 | m209 | machine | {
"type": "seed",
"value": "ENIGMA"
} | expert | en | 62 | 62 | cipher_museum | 0.2 | public | null | null |
rail-fence-v2-0612 | WWHSIIONIEITFAGRGFNTBUDTNTIITOEHOINIOSHOHWRHDHTTSINWMNCLMGGTLNHEDSADHLNIIEEOTRUNLRAAERVETEHAPOIARRSEESUVEETICWIOSHSOSIWWHTEOTFITUTSROKEATYNSTRN | WWHSIIONIEITFAGRGFNTBUDTNTIITOEHOINIOSHOHWRHDHTTSINWMNCLMGGTLNHEDSADHLNIIEEOTRUNLRAAERVETEHAPOIARRSEESUVEETICWIOSHSOSIWWHTEOTFITUTSROKEATYNSTRN | WITH MALICE TOWARD NONE WITH CHARITY FOR ALL WITH FIRMNESS IN THE RIGHT AS GOD GIVES US TO SEE THE RIGHT LET US STRIVE ON TO FINISH THE WORK WE ARE IN TO BIND UP THE NATIONS WOUNDS | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 11
} | intermediate | en | 143 | 143 | cipher_museum | 2.0 | public | null | null |
bifid-v2-0699 | AIRLOLMNBKATGAORDOFRINYDALBUTOFFROSDLGMLPEBODBLOGRDPGNOWQLTTUOLRDLIGRIQEITHFRABHQDKDARAHWFRAHFKECODHYSKIBERAUDHCHUGECDRUIPDPGHDAAHCEVDLFAERBARMIRXFWAX | AIRLOLMNBKATGAORDOFRINYDALBUTOFFROSDLGMLPEBODBLOGRDPGNOWQLTTUOLRDLIGRIQEITHFRABHQDKDARAHWFRAHFKECODHYSKIBERAUDHCHUGECDRUIPDPGHDAAHCEVDLFAERBARMIRXFWAX | 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 | bifid | bifid | fractionation | {
"type": "keyword",
"value": "TRIUMPH"
} | advanced | en | 150 | 150 | cipher_museum | 2.0 | public | null | null |
four-square-v3-0018 | RSPELFAUYGNRHTCMRUSY | RSPELFAUYGNRHTCMRUSY | TREACHERY IN THE COURT | four_square | four_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
kryha-060 | LBVLVZJKEGIWXISLBMPUTBEQDWMJAMQUGKOWVMYFAWKGLFCVOXFSLNJIRASLYZWYQYOHYEMDNRMSRFMBUMCAOTFLRCXZTCIPQMANEGRNXLNVIAZDYCZKPQZXWSHKHGHFALJEBNUECFBQVST | LBVLVZJKEGIWXISLBMPUTBEQDWMJAMQUGKOWVMYFAWKGLFCVOXFSLNJIRASLYZWYQYOHYEMDNRMSRFMBUMCAOTFLRCXZTCIPQMANEGRNXLNVIAZDYCZKPQZXWSHKHGHFALJEBNUECFBQVST | 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 | kryha | kryha | machine | {
"type": "keyword",
"value": "KRYHA"
} | expert | en | 143 | 143 | cipher_museum | 0.2 | public | null | null |
cda-0021772 | 12 42 45 44 15 21 34 42 13 15 52 34 42 25 43 34 33 31 54 52 23 15 33 44 23 15 25 15 54 43 35 11 13 15 24 43 43 32 11 31 31 | 12 42 45 44 15 21 34 42 13 15 52 34 42 25 43 34 33 31 54 52 23 15 33 44 23 15 25 15 54 43 35 11 13 15 24 43 43 32 11 31 31 | BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL | polybius | polybius | null | {} | medium | en | 41 | 41 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
vigenere-593 | MITDZGKBDIBYICEXULOOLVKAFLEUASELGELFFBUMIISNFFJZPHALPTFKFZEL | MITDZGKBDIBYICEXULOOLVKAFLEUASELGELFFBUMIISNFFJZPHALPTFKFZEL | LET JUSTICE BE DONE THOUGH THE HEAVENS FALL AND THE STARS GO DARK FOREVER | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "BEAUFORT"
} | intermediate | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
vigenere-es-051 | PIKLKROWHLRLPUPYHVKOCVVRPKXHLREQPPWCCASLGFPWRPQZGVIV | PIKLKROWHLRLPUPYHVKOCVVRPKXHLREQPPWCCASLGFPWRPQZGVIV | NAVEGAMOS EN UN MAR DE IGNORANCIA HACIA ISLAS DE CONOCIMIENTO | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | es | 52 | 52 | cipher_museum | 0.2 | public | null | null |
playfair-v2-1055 | KCGQKDELUZTUCFGNTUADGLAV | KCGQKDELUZTUCFGNTUADGLAV | CARTHAGE MUST BE DESTROYED | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "DRAGON"
} | intermediate | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
lorenz-v2-0049 | GOODNIGHTGOODNIGHTPARTINCISSUCHSXEETSKRROWTHATISHALLSEYGOODNIGHTTILLMORROW | GOODNIGHTGOODNIGHTPARTINCISSUCHSXEETSKRROWTHATISHALLSEYGOODNIGHTTILLMORROW | GOOD NIGHT GOOD NIGHT PARTING IS SUCH SWEET SORROW THAT I SHALL SAY GOOD NIGHT TILL MORROW | lorenz | lorenz | machine | {
"type": "seed",
"value": "TUNNY"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
cda-0003318 | FHOFG VGHGV BAPVC UREFZ NCRNP UYRGG REGBN QVSSR ERAGY RGGRE TBBQR QHPNG VBANY GBBYF RKCYN VAGUR VEYVZ VGFGU RVAQR KBSPB VAPVQ RAPRV FNHFR SHYPY HR | FHOFG VGHGV BAPVC UREFZ NCRNP UYRGG REGBN QVSSR ERAGY RGGRE TBBQR QHPNG VBANY GBBYF RKCYN VAGUR VEYVZ VGFGU RVAQR KBSPB VAPVQ RAPRV FNHFR SHYPY HR | SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS THE INDEX OF COINCIDENCE IS A USEFUL CLUE | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 122 | 122 | synthetic_educational | null | null | [
"brute_force_26",
"self_inverse_check"
] | ROT-13 is Caesar with shift 13 — it is its own inverse. |
monoalphabetic-v2-0644 | NQOSS TBO FTTFEH | NQOSS TBO FTTFEH | PRESS THE ATTACK | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "FREEDOM"
} | beginner | en | 14 | 16 | cipher_museum | 2.0 | public | null | null |
four-square-v2-0448 | DFDDNNGPOTTPGSDUASRMUOGRGIMUQQAFQAUHSPINDLMMKHNYNKGCKUFKEQMDTOLQRFTGHHHUKW | DFDDNNGPOTTPGSDUASRMUOGRGIMUQQAFQAUHSPINDLMMKHNYNKGCKUFKEQMDTOLQRFTGHHHUKW | ALEA IACTA EST ET CAESAR RUBICONE TRANSGRESSO BELLUM CIVILE INCIPIT PER TOTAM ROMANAM | four_square | four_square | polygraphic | {
"key1": "DRAGON",
"key2": "THUNDER"
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
porta-v2-0154 | XMBERPNVHRPJZHRBJ | XMBERPNVHRPJZHRBJ | COURAGE IN DARKNESS | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "RENAISSANCE"
} | intermediate | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
venona-pad-reuse-v2-0206 | YPFDVTNPFTHVRTLZFXWX6AGQ47W6FLBJSA7PNJV5TUPFSWW5OP3GB7CLMPJWWTVIAXKAZ4LKGJZV7Y | YPFDVTNPFTHVRTLZFXWX6AGQ47W6FLBJSA7PNJV5TUPFSWW5OP3GB7CLMPJWWTVIAXKAZ4LKGJZV7Y | THE HEAVENS DECLARE THE GLORY OF GOD AND THE FIRMAMENT SHOWETH FORTH HIS HANDIWORK EACH NIGHT | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "LIBERTY"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
nihilist-v2-0147 | 84 27 59 39 67 77 67 82 38 29 39 70 63 68 45 47 37 35 39 | 84 27 59 39 67 77 67 82 38 29 39 70 63 68 45 47 37 35 39 | WISDOM GUARDS THE GATE | nihilist | nihilist | fractionation | {
"polybius": "LIBERTY",
"keyword": "FREEDOM"
} | advanced | en | 38 | 56 | cipher_museum | 2.0 | public | null | null |
homophonic-v3-0023 | 97 45 28 72 85 10 21 58 36 47 10 91 89 80 72 57 33 66 | 97 45 28 72 85 10 21 58 36 47 10 91 89 80 72 57 33 66 | THE ORACLE HAS SPOKEN | homophonic | homophonic | substitution | {
"type": "keyword",
"value": "DRAGON"
} | intermediate | en | 36 | 53 | cipher_museum | 2.0 | public | null | null |
cda-0003703 | CHNNW NWASE OFGEH QGHER QSFRE IRFQO ERSHY QSFVU ATBBQ SRHQO GWBAO YGBBY FRKCY OWAGV SVEYV ZWGFG JBFDH OESQV CURES AQELC GFRVT EOCVF JWGUG JBCBY LPVHF OYCUO PRGFG VSPWS VRQVC UREQB ZPVAS FOCBN LPWHF FDHOE RJWGV GEOAF CBFWG VBA | CHNNW NWASE OFGEH QGHER QSFRE IRFQO ERSHY QSFVU ATBBQ SRHQO GWBAO YGBBY FRKCY OWAGV SVEYV ZWGFG JBFDH OESQV CURES AQELC GFRVT EOCVF JWGUG JBCBY LPVHF OYCUO PRGFG VSPWS VRQVC UREQB ZPVAS FOCBN LPWHF FDHOE RJWGV GEOAF CBFWG VBA | PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION | porta | porta | null | {
"key": "SECURE"
} | hard | en | 188 | 188 | synthetic_educational | null | null | [
"kasiski_examination",
"index_of_coincidence"
] | Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt). |
columnar-transposition-v3-0283 | HNTNSSSSLWOIATRAAENAESULONUFSLIHLAZEGIOOUIGTGPTTAHEEHDBWITARNNJYOMEINEOOGC | HNTNSSSSLWOIATRAAENAESULONUFSLIHLAZEGIOOUIGTGPTTAHEEHDBWITARNNJYOMEINEOOGC | THE JOURNEY OF A THOUSAND MILES BEGINS WITH A SINGLE STEP AS LAO TZU WROTE LONG AGO IN CHINA | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "BATTLE"
} | intermediate | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.