id stringlengths 7 52 | text stringlengths 6 2.11k | ciphertext stringlengths 6 2.11k | plaintext stringlengths 6 282 | label stringclasses 81
values | cipher stringclasses 81
values | cipher_family stringclasses 13
values | key unknown | difficulty stringclasses 7
values | language stringclasses 8
values | text_length int64 6 1.09k | length int64 6 1.28k | source stringclasses 2
values | dataset_version stringclasses 2
values | split stringclasses 1
value | attack_methods listlengths 0 3 ⌀ | educational_note stringclasses 32
values |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
cda-0017118 | MYEOA UWVKB XVRTK DTFZF VWAGF LLHMF WLJYR JAEBA VNKSH THHAB NBWBG WSMGF TSJIQ LXZEQ UQPRV KUHSX SMBCH DUULG LWJXA LYISL H | MYEOA UWVKB XVRTK DTFZF VWAGF LLHMF WLJYR JAEBA VNKSH THHAB NBWBG WSMGF TSJIQ LXZEQ UQPRV KUHSX SMBCH DUULG LWJXA LYISL H | TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS | running_key | running_key | null | {} | hard | en | 101 | 101 | synthetic_educational | null | null | [
"index_of_coincidence",
"probable_plaintext"
] | Running-key cipher: Vigenère with a very long key (e.g. a book passage). |
diana-109 | JUODQAPUWOQQYPIHLJKPIDOXYQWZQEGBLOXNLPHPRDBXLQWEJBLVWEZ | JUODQAPUWOQQYPIHLJKPIDOXYQWZQEGBLOXNLPHPRDBXLQWEJBLVWEZ | TO BE OR NOT TO BE THAT IS THE QUESTION WHETHER TIS NOBLER IN THE MIND | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | en | 55 | 55 | cipher_museum | 0.2 | public | null | null |
argenti-v2-0225 | 28 26 83 63 41 28 84 37 63 20 75 66 83 37 34 28 20 22 63 67 56 59 60 72 84 17 44 83 66 67 28 25 75 71 56 20 22 75 23 88 83 77 26 68 16 34 41 65 72 77 20 41 44 84 72 13 41 37 33 83 67 66 17 37 63 69 56 23 16 28 25 63 69 | 28 26 83 63 41 28 84 37 63 20 75 66 83 37 34 28 20 22 63 67 56 59 60 72 84 17 44 83 66 67 28 25 75 71 56 20 22 75 23 88 83 77 26 68 16 34 41 65 72 77 20 41 44 84 72 13 41 37 33 83 67 66 17 37 63 69 56 23 16 28 25 63 69 | ALEA IACTA EST ET CAESAR RUBICONE TRANSGRESSO BELLUM CIVILE INCIPIT PER TOTAM ROMANAM | argenti | argenti | nomenclator | {
"type": "seed",
"value": "PAPAL"
} | expert | en | 146 | 218 | cipher_museum | 2.0 | public | null | null |
geez-monastic-v2-0366 | UFWUVYUFMCJQZUAWLVCEWYHWQLJYUFMLMWQVCVHQPVQAVYMUFVHZWYAMJDFUFHYAQMAWYAZJOULUFQMMWPPNMQZVYZFMPAWZZPWBMZSJUFJYWYLZUWUMJYQMXMPPJVYWDWJYZUUFMHYJUMAZUWUMZZFWPPXMCQMM | UFWUVYUFMCJQZUAWLVCEWYHWQLJYUFMLMWQVCVHQPVQAVYMUFVHZWYAMJDFUFHYAQMAWYAZJOULUFQMMWPPNMQZVYZFMPAWZZPWBMZSJUFJYWYLZUWUMJYQMXMPPJVYWDWJYZUUFMHYJUMAZUWUMZZFWPPXMCQMM | THAT ON THE FIRST DAY OF JANUARY IN THE YEAR OF OUR LORD ONE THOUSAND EIGHT HUNDRED AND SIXTY THREE ALL PERSONS HELD AS SLAVES WITHIN ANY STATE IN REBELLION AGAINST THE UNITED STATES SHALL BE FREE | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "LALIBELA"
} | advanced | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
wheatstone-v3-0137 | YLKHAADMMDIA | YLKHAADMMDIA | YANKEE DOODLE | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "LONDON"
} | advanced | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
straddling-checkerboard-v3-0277 | 211074865203220732221425143702298223227352873224250572242561472012832228229485657322073134370163523242252852489482922 | 211074865203220732221425143702298223227352873224250572242561472012832228229485657322073134370163523242252852489482922 | DARWIN OBSERVED THAT SPECIES EVOLVE THROUGH NATURAL SELECTION OVER VAST SPANS OF GEOLOGIC TIME | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "RASTONICEL"
} | advanced | en | 117 | 117 | cipher_museum | 2.0 | public | null | null |
diana-v2-0456 | YIGEGZLDPJWEEKTAIWDGKGDIXNRKLQIEVTQSAOYZLSYIQLDRKZWXRPPGEUKAQFMKIKBFPLSIIBRXL | YIGEGZLDPJWEEKTAIWDGKGDIXNRKLQIEVTQSAOYZLSYIQLDRKZWXRPPGEUKAQFMKIKBFPLSIIBRXL | NAVAL UNITS IN POSITION OFF THE COAST AWAITING SIGNAL TO COMMENCE SHORE BOMBARDMENT AT DAWN | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
nihilist-176 | 43 47 64 37 68 46 56 44 57 46 46 25 | 43 47 64 37 68 46 56 44 57 46 46 25 | HOLD POSITION | nihilist | nihilist | fractionation | {
"polybius": "ENIGMA",
"keyword": "NIHIL"
} | advanced | en | 24 | 35 | cipher_museum | 0.2 | public | null | null |
babington-v3-0027 | ⟨a10⟩ ⟨a11⟩ ⟨w21⟩ ⟨w08⟩ ⟨w21⟩ ⟨n01⟩ ⟨a13⟩ ⟨a07⟩ ⟨w16⟩ ⟨w20⟩ ⟨a11⟩ ⟨a13⟩ ⟨a07⟩ ⟨w34⟩ ⟨w06⟩ ⟨a08⟩ ⟨w25⟩ ⟨a11⟩ ⟨w06⟩ | ⟨a10⟩ ⟨a11⟩ ⟨w21⟩ ⟨w08⟩ ⟨w21⟩ ⟨n01⟩ ⟨a13⟩ ⟨a07⟩ ⟨w16⟩ ⟨w20⟩ ⟨a11⟩ ⟨a13⟩ ⟨a07⟩ ⟨w34⟩ ⟨w06⟩ ⟨a08⟩ ⟨w25⟩ ⟨a11⟩ ⟨w06⟩ | THE TELEGRAPH TRANSMITS | babington | babington | nomenclator | {
"type": "seed",
"value": "ELIZABETH"
} | expert | en | 95 | 113 | cipher_museum | 2.0 | public | null | null |
cda-0010096 | PELCGBTENCUL ERJNEQF CNGVRAPR NAQ PNERSHY GUVAXVAT NGONFU RAPBQRF OL ERIREFVAT GUR NYCUNORG BOFREINOYR RIVQRAPR PBZRF ORSBER PBASVQRAPR GUR QRGRPGVIR FGHQVRF CNGGREAF ORSBER ZNXVAT PYNVZF PNERSHYYL | PELCGBTENCUL ERJNEQF CNGVRAPR NAQ PNERSHY GUVAXVAT NGONFU RAPBQRF OL ERIREFVAT GUR NYCUNORG BOFREINOYR RIVQRAPR PBZRF ORSBER PBASVQRAPR GUR QRGRPGVIR FGHQVRF CNGGREAF ORSBER ZNXVAT PYNVZF PNERSHYYL | CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING ATBASH ENCODES BY REVERSING THE ALPHABET OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS CAREFULLY | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 173 | 173 | synthetic_educational | null | null | [] | |
cda-0003550 | PSOHSBEG WF GUR ENQWCEBNON BT IVTNASEN OAR RSQELCGF WGFRYS VHZOA ENOROPYR BHGCHG FUBHYR FUBJ OYY EROFBAVAT FGSCF GUN NWPEOEL CESFREISF NABJYSRUN SBE GVS QBZZHAWGL GUS BAN GVZS COR VF GVSBERGVQOYYL HAPESOXOPNS WS HFNR QBEERQGYL | PSOHSBEG WF GUR ENQWCEBNON BT IVTNASEN OAR RSQELCGF WGFRYS VHZOA ENOROPYR BHGCHG FUBHYR FUBJ OYY EROFBAVAT FGSCF GUN NWPEOEL CESFREISF NABJYSRUN SBE GVS QBZZHAWGL GUS BAN GVZS COR VF GVSBERGVQOYYL HAPESOXOPNS WS HFNR QBEERQGYL | BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY | porta | porta | null | {
"key": "JUSTICE"
} | hard | en | 193 | 193 | synthetic_educational | null | null | [
"kasiski_examination",
"index_of_coincidence"
] | Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt). |
adfgvx-179 | AAFAAGAFAFADAADFAFDADAADAAAAFFDAADAFADGVDAFFAFADADDADAFDFGAAFAADAAADDFADFADAAAAAFFDAGAFFDGAAFAFAFFAVXXXAGXGGVVVVDXGVXXXDVGDVGADXXXDDXAAVXFAXFXXFVDGFDVGFGXXFAVFXDXXAXDFFVDVXDVVXVGGVVXAFDXVXVFXVXXVVFVDVVXFVXXXDVAVVXVGFDDXXXXDXFAVFVFVXAFFDGVVVVFFADDDAAGDDADFAAAAAAAAAFADAAADAFDVAGDAAADADGADDFFAGDAAA | AAFAAGAFAFADAADFAFDADAADAAAAFFDAADAFADGVDAFFAFADADDADAFDFGAAFAADAAADDFADFADAAAAAFFDAGAFFDGAAFAFAFFAVXXXAGXGGVVVVDXGVXXXDVGDVGADXXXDDXAAVXFAXFXXFVDGFDVGFGXXFAVFXDXXAXDFFVDVXDVVXVGGVVXAFDXVXVFXVXXVVFVDVVXFVXXXDVAVVXVGFDDXXXXDXFAVFVFVXAFFDGVVVVFFADDDAAGDDADFAAAAAAAAAFADAAADAFDVAGDAAADADGADDFFAGDAAA | THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS A MATTER OF LIFE AND DEATH A ROAD EITHER TO SAFETY OR TO RUIN HENCE IT IS A SUBJECT OF INQUIRY WHICH CAN ON NO ACCOUNT BE NEGLECTED | adfgvx | adfgvx | fractionation | {
"polybius": "SECRET",
"columnar": "AGENTS"
} | advanced | en | 296 | 296 | cipher_museum | 0.2 | public | null | null |
commercial-code-v3-0023 | ZUZUZ HAZUZ BEZUZ PAZUZ PAZUZ XUZUZ ZUZUZ XAZUZ BAZUZ LAZUZ PAZUZ XUZUZ ZUZUZ BAZUZ KAZUZ GAZUZ BAZUZ FAZUZ XUZUZ | ZUZUZ HAZUZ BEZUZ PAZUZ PAZUZ XUZUZ ZUZUZ XAZUZ BAZUZ LAZUZ PAZUZ XUZUZ ZUZUZ BAZUZ KAZUZ GAZUZ BAZUZ FAZUZ XUZUZ | FULL SAIL AHEAD | commercial_code | commercial_code | codebook | {
"type": "none",
"value": null
} | expert | en | 95 | 113 | cipher_museum | 2.0 | public | null | null |
babington-v2-0075 | ⟨w18⟩ ⟨x2⟩ ⟨n04⟩ ⟨w28⟩ ⟨n04⟩ ⟨a20⟩ ⟨w12⟩ ⟨w28⟩ ⟨w02⟩ ⟨a14⟩ ⟨a05⟩ ⟨w28⟩ ⟨a13⟩ ⟨w06⟩ ⟨a16⟩ ⟨a05⟩ ⟨w28⟩ ⟨a11⟩ ⟨w01⟩ ⟨w16⟩ ⟨w28⟩ ⟨a14⟩ ⟨a05⟩ ⟨a04⟩ ⟨a02⟩ ⟨w22⟩ ⟨a13⟩ ⟨w23⟩ ⟨w04⟩ ⟨a20⟩ ⟨w28⟩ ⟨w12⟩ ⟨a09⟩ ⟨w26⟩ ⟨w02⟩ ⟨a17⟩ ⟨w18⟩ ⟨x2⟩ ⟨w28⟩ ⟨a04⟩ ⟨a20⟩ ⟨w12⟩ ⟨w28⟩ ⟨w02⟩ ⟨a14⟩ ⟨a05⟩ ⟨n04⟩ ⟨w28⟩ ⟨a13⟩ ⟨w06⟩ ⟨w28⟩ ⟨a14⟩ ⟨w20⟩ ⟨w28... | ⟨w18⟩ ⟨x2⟩ ⟨n04⟩ ⟨w28⟩ ⟨n04⟩ ⟨a20⟩ ⟨w12⟩ ⟨w28⟩ ⟨w02⟩ ⟨a14⟩ ⟨a05⟩ ⟨w28⟩ ⟨a13⟩ ⟨w06⟩ ⟨a16⟩ ⟨a05⟩ ⟨w28⟩ ⟨a11⟩ ⟨w01⟩ ⟨w16⟩ ⟨w28⟩ ⟨a14⟩ ⟨a05⟩ ⟨a04⟩ ⟨a02⟩ ⟨w22⟩ ⟨a13⟩ ⟨w23⟩ ⟨w04⟩ ⟨a20⟩ ⟨w28⟩ ⟨w12⟩ ⟨a09⟩ ⟨w26⟩ ⟨w02⟩ ⟨a17⟩ ⟨w18⟩ ⟨x2⟩ ⟨w28⟩ ⟨a04⟩ ⟨a20⟩ ⟨w12⟩ ⟨w28⟩ ⟨w02⟩ ⟨a14⟩ ⟨a05⟩ ⟨n04⟩ ⟨w28⟩ ⟨a13⟩ ⟨w06⟩ ⟨w28⟩ ⟨a14⟩ ⟨w20⟩ ⟨w28... | BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US | babington | babington | nomenclator | {
"type": "seed",
"value": "SCOTLAND"
} | expert | en | 338 | 405 | cipher_museum | 2.0 | public | null | null |
cda-0015935 | .- -. / .- ..-. ..-. .. -. . / -.-. .. .--. .... . .-. / .- .--. .--. .-.. .. . ... / .- / .-.. .. -. . .- .-. / ..-. ..- -. -.-. - .. --- -. / - --- / . .- -.-. .... / .-.. . - - . .-. | .- -. / .- ..-. ..-. .. -. . / -.-. .. .--. .... . .-. / .- .--. .--. .-.. .. . ... / .- / .-.. .. -. . .- .-. / ..-. ..- -. -.-. - .. --- -. / - --- / . .- -.-. .... / .-.. . - - . .-. | AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER | morse_code | morse_code | null | {} | medium | en | 48 | 48 | synthetic_educational | null | null | [
"symbol_decode",
"frequency_analysis"
] | Morse code: dots and dashes; word-separated by / symbol. |
zimmermann-v2-0078 | 99999 90013 90000 90021 90000 90011 99998 99999 90020 90013 90008 90019 90018 99998 00004 99999 90015 90014 90018 90008 90019 90008 90014 90013 99998 99999 90014 90005 90005 99998 00000 99999 90002 90014 90000 90018 90019 99998 99999 90000 90022 90000 90008 90019 90008 90013 90006 99998 99999 90018 90008 90006 90013 90... | 99999 90013 90000 90021 90000 90011 99998 99999 90020 90013 90008 90019 90018 99998 00004 99999 90015 90014 90018 90008 90019 90008 90014 90013 99998 99999 90014 90005 90005 99998 00000 99999 90002 90014 90000 90018 90019 99998 99999 90000 90022 90000 90008 90019 90008 90013 90006 99998 99999 90018 90008 90006 90013 90... | NAVAL UNITS IN POSITION OFF THE COAST AWAITING SIGNAL TO COMMENCE SHORE BOMBARDMENT AT DAWN | zimmermann | zimmermann | codebook | {
"type": "none",
"value": null
} | expert | en | 470 | 563 | cipher_museum | 2.0 | public | null | null |
autokey-v2-0372 | EPFJLGBTTISNNOPDSOEEXDWQPXQGBNEOFUIAQUTAIHBNJXWRHRZTMCXOWIPMCUIGHRMIVMEXBIVAPPSOARICMLZMPIVZVIYELWLEEEIDWCZIVEEEPHXKEKPBWGAJITECRGYCCJBIZXDQTNIELSNESISUIIKMRDEMSKRGRGLDWZVOAJMFKGPEU | EPFJLGBTTISNNOPDSOEEXDWQPXQGBNEOFUIAQUTAIHBNJXWRHRZTMCXOWIPMCUIGHRMIVMEXBIVAPPSOARICMLZMPIVZVIYELWLEEEIDWCZIVEEEPHXKEKPBWGAJITECRGYCCJBIZXDQTNIELSNESISUIIKMRDEMSKRGRGLDWZVOAJMFKGPEU | 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 | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 181 | 181 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-vf-0036 | VIRENEROEEBTYTSOTEUUHEERGISAOPETVVEHESAMEPDHAOTHANIVRNENENEADTYSRAO | VIRENEROEEBTYTSOTEUUHEERGISAOPETVVEHESAMEPDHAOTHANIVRNENENEADTYSRAO | TO EVERY THING THERE IS A SEASON AND A TIME TO EVERY PURPOSE UNDER THE HEAVEN ABOVE | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | en | 67 | 67 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v2-0374 | ZIKGZVATUFTGJQLHYINNZMZAKJXBIQTEOKMWDREPXUFJDLOHMUJEENYTJTCSXFYONGGEWJRYCGJQSTXKVBPPFWZRMRFUXAVXRBDCNWKFCIQQVKXVEBUHUMXMYDOFQRARXHWLYBKVZZCPLXXBAFNXOUU | ZIKGZVATUFTGJQLHYINNZMZAKJXBIQTEOKMWDREPXUFJDLOHMUJEENYTJTCSXFYONGGEWJRYCGJQSTXKVBPPFWZRMRFUXAVXRBDCNWKFCIQQVKXVEBUHUMXMYDOFQRARXHWLYBKVZZCPLXXBAFNXOUU | TIMES ARE BAD CHILDREN NO LONGER OBEY THEIR PARENTS AND EVERYONE IS WRITING A BOOK IT SEEMS TO ME THAT THE YOUNG HAVE ALWAYS AND WILL ALWAYS BE AN UNRULY GENERATION FULL OF FOOLISHNESS | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 8
} | expert | en | 151 | 151 | cipher_museum | 2.0 | public | null | null |
kryha-v2-0101 | JHAQJUJTGFRPBXAZFBUKIRHZENBHSBTBGCKUAKTLOYFHRTPCDNXQJZZUQMOLVNZPPCVRWAKUWQBGW | JHAQJUJTGFRPBXAZFBUKIRHZENBHSBTBGCKUAKTLOYFHRTPCDNXQJZZUQMOLVNZPPCVRWAKUWQBGW | DEUTSCHLAND UBER ALLES IN DER WELT WENN ES STETS ZU SCHUTZ UND TRUTZE BRÜDERLICH ZUSAMMENHÄLT | kryha | kryha | machine | {
"type": "keyword",
"value": "MUNICH"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
red-type-a-210 | JUTHEYWPASL | JUTHEYWPASL | RALLY AT DAWN | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "MUSEUM"
} | advanced | en | 11 | 11 | cipher_museum | 0.2 | public | null | null |
diana-v2-0415 | TAZKYEYSRTDXBGDPYAXBLXHTM | TAZKYEYSRTDXBGDPYAXBLXHTM | SICUT PATRIBUS SIT DEUS NOBIS | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 25 | 25 | cipher_museum | 2.0 | public | null | null |
null-cipher-v3-0083 | that each have about these tell make its raec into help made your little tnsv live sraa tell has | that each have about these tell make its raec into help made your little tnsv live sraa tell has | THE TELESCOPE REVEALS | null_cipher | null_cipher | steganography | {
"type": "position",
"value": "last"
} | advanced | en | 78 | 96 | cipher_museum | 2.0 | public | null | null |
trifid-v3-0427 | EFNYCOMMDOJAKEMDAXA | EFNYCOMMDOJAKEMDAXA | AVE MARIA GRATIA PLENA | trifid | trifid | fractionation | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
jn25-093 | 37191 37189 37186 37196 37195 37193 37106 37191 37189 37180 37195 37188 37104 37186 37189 37182 37103 37186 37191 37196 37187 37186 37182 37199 37180 37190 37187 37186 37182 37199 37180 37191 37190 37186 37193 37187 | 37191 37189 37186 37196 37195 37193 37106 37191 37189 37180 37195 37188 37104 37186 37189 37182 37103 37186 37191 37196 37187 37186 37182 37199 37180 37190 37187 37186 37182 37199 37180 37191 37190 37186 37193 37187 | THE ONLY THING WE HAVE TO FEAR IS FEAR ITSELF | jn25 | jn25 | codebook | {
"type": "additive",
"value": "27182"
} | expert | en | 180 | 215 | cipher_museum | 0.2 | public | null | null |
cda-0003266 | GTLTT CSIYI ULTBS DAIGR ETLSE SCADS LSHSI OOOEE AATEL CEAHI RSENX FEUCI LMIPN RISIX NDEAP RTMOC HPUPF ICRUX XLVTN THLHA ENNRL LLDUT AIOEG PBETA SFUED XXESR RPBIR EOEEN MIOCA ONIGD VLTSP EUAEC SX | GTLTT CSIYI ULTBS DAIGR ETLSE SCADS LSHSI OOOEE AATEL CEAHI RSENX FEUCI LMIPN RISIX NDEAP RTMOC HPUPF ICRUX XLVTN THLHA ENNRL LLDUT AIOEG PBETA SFUED XXESR RPBIR EOEEN MIOCA ONIGD VLTSP EUAEC SX | GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS A STRONG CLAIM NEEDS STRONG EVIDENCE POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN | stager_route | stager_route | null | {
"cols": 9
} | hard | en | 162 | 162 | synthetic_educational | null | null | [
"column_count_search",
"route_pattern_search"
] | Route (Stager) cipher: write into rectangle, read via alternating column route. |
playfair-v3-0797 | NRPIVGIOMPICAQODMKEHCPLPMRIFCTLDDIHEPEPVMPICAQNRPIVGIPQDMKSGTRLERMDBASIPPTPFHP | NRPIVGIOMPICAQODMKEHCPLPMRIFCTLDDIHEPEPVMPICAQNRPIVGIPQDMKSGTRLERMDBASIPPTPFHP | SCIENCE WITHOUT RELIGION IS LAME AND RELIGION WITHOUT SCIENCE IS BLIND SAID ALBERT EINSTEIN | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "COURAGE"
} | intermediate | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v3-0642 | CTTEIUANRTRCEEHHRYO | CTTEIUANRTRCEEHHRYO | TREACHERY IN THE COURT | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
slidex-v2-0307 | LPHHOWZEVZNOYHNXZUXJJCCVOKRZEGTTMOCAUBZJXYKUBIGOMMEKGRMMKHLPXJMMRVRHHFGKSKJD | LPHHOWZEVZNOYHNXZUXJJCCVOKRZEGTTMOCAUBZJXYKUBIGOMMEKGRMMKHLPXJMMRVRHHFGKSKJD | ARMY OF NORTHERN VIRGINIA SURRENDERS AT APPOMATTOX COURTHOUSE THE WAR IN THE EAST IS OVER | slidex | slidex | transposition | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
double-transposition-v2-0290 | HLETEBMBRSLTAOASEEASRF | HLETEBMBRSLTAOASEEASRF | FLEET ASSEMBLES AT HARBOR | double_transposition | double_transposition | transposition | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 22 | 22 | cipher_museum | 2.0 | public | null | null |
adfgvx-v2-0431 | DGDFGGAVADDGAADGDVFXDFAFFDAXGAGADFDDDFDFAXFVDAVAGGFDAAFAFADGGGVAXDDDDFXADGAAGVADGDFDDFVGVDVAVADGDFVAXAFFGADGAAAFGGAGVFAFAVAADFDXAADDAADDAFGDGDGXFDGAGG | DGDFGGAVADDGAADGDVFXDFAFFDAXGAGADFDDDFDFAXFVDAVAGGFDAAFAFADGGGVAXDDDDFXADGAAGVADGDFDDFVGVDVAVADGDFVAXAFFGADGAAAFGGAGVFAFAVAADFDXAADDAADDAFGDGDGXFDGAGG | ENEMY FORCES REPORTED MOVING TOWARD GETTYSBURG CAVALRY HAS CONFIRMED THE FULL SIGHTING | adfgvx | adfgvx | fractionation | {
"polybius": "DRAGON",
"columnar": "THUNDER"
} | advanced | en | 150 | 150 | cipher_museum | 2.0 | public | null | null |
cda-0009535 | VAQRK BS PBVAPVQRAPR ZRNFHERF YRGGRE SERDHRAPL QVFGEVOHGVBA | VAQRK BS PBVAPVQRAPR ZRNFHERF YRGGRE SERDHRAPL QVFGEVOHGVBA | INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION | rot13 | rot13 | null | {
"shift": 13
} | medium | en | 53 | 53 | synthetic_educational | null | null | [] | |
red-type-a-v2-0389 | GAGZEVAPHIAQOW | GAGZEVAPHIAQOW | TARGET ACQUIRED | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "MIKADO"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0013697 | VOHWIUHYOKLGUEWIPFPSOJDYOIYIOEJVEQOANTVBOKUIPOASTKBKINLVWUWXYPCDZISOJDBGEDXTPMIVQRZYSKMPXXXBSPIIOXWKHZWVVHHXETSEWBORCESMLZPNHGEIKEM | VOHWIUHYOKLGUEWIPFPSOJDYOIYIOEJVEQOANTVBOKUIPOASTKBKINLVWUWXYPCDZISOJDBGEDXTPMIVQRZYSKMPXXXBSPIIOXWKHZWVVHHXETSEWBORCESMLZPNHGEIKEM | GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS | running_key | running_key | null | {} | hard | en | 131 | 131 | synthetic_educational | null | null | [
"index_of_coincidence",
"probable_plaintext"
] | Running-key cipher: Vigenère with a very long key (e.g. a book passage). |
trifid-086 | JQVWYEIBMRIMODO | JQVWYEIBMRIMODO | FORWARD MARCH NOW | trifid | trifid | fractionation | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
enigma-v2-0062 | PZUULBGREKVWKUTNVBKPPMRSUCGVTVYRIMCTQTCUDUCDKGRSPJXKVBHQSLBCJYPCDHVSJTVSIFGHW | PZUULBGREKVWKUTNVBKPPMRSUCGVTVYRIMCTQTCUDUCDKGRSPJXKVBHQSLBCJYPCDHVSJTVSIFGHW | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME LIE DOWN IN GREEN PASTURES BY STILL WATERS | enigma | enigma | machine | {
"type": "rotor_start",
"value": "ABC"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
lorenz-v3-0048 | CALLMEISHMAELSOMEYEARSAGKNEVERMIMDHOWPONGPRECISELYITHKUGHTIWOULDSAILABOUTANCSEETHEKCEAN | CALLMEISHMAELSOMEYEARSAGKNEVERMIMDHOWPONGPRECISELYITHKUGHTIWOULDSAILABOUTANCSEETHEKCEAN | CALL ME ISHMAEL SOME YEARS AGO NEVER MIND HOW LONG PRECISELY I THOUGHT I WOULD SAIL ABOUT AND SEE THE OCEAN | lorenz | lorenz | machine | {
"type": "seed",
"value": "TUNNY"
} | expert | en | 87 | 87 | cipher_museum | 2.0 | public | null | null |
m209-v2-0022 | BWGTYCBRYAQROJZN | BWGTYCBRYAQROJZN | DIVIDE AND CONQUER | m209 | m209 | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
two-square-v2-0161 | DDVBRDQOIEGGQVYHHOPGEFORETHEIRAOCSHSTHLYCKIANTPFWREUASAFAOCSHBXPSIAD | DDVBRDQOIEGGQVYHHOPGEFORETHEIRAOCSHSTHLYCKIANTPFWREUASAFAOCSHBXPSIAD | COWARDS DIE MANY TIMES BEFORE THEIR DEATHS THE VALIANT NEVER TASTE DEATH BUT ONCE | two_square | two_square | polygraphic | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | advanced | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
polybius-025 | 43 24 31 15 33 13 15 24 43 22 34 31 14 15 33 | 43 24 31 15 33 13 15 24 43 22 34 31 14 15 33 | SILENCE IS GOLDEN | polybius | polybius | substitution | {
"type": "none",
"value": null
} | beginner | en | 30 | 44 | cipher_museum | 0.2 | public | null | null |
wallis-cipher-v2-0228 | 90 30 54 12 63 55 15 91 90 82 18 77 84 45 91 90 61 20 47 15 76 55 81 54 45 91 90 85 79 91 90 30 18 91 90 27 25 20 15 91 90 75 63 53 91 90 74 85 45 40 91 90 41 35 84 66 54 53 40 76 81 15 91 90 77 47 91 90 55 63 37 25 30 72 45 84 85 66 91 90 61 20 18 81 47 54 53 76 91 90 33 63 91 90 27 84 77 91 90 40 76 88 15 91 | 90 30 54 12 63 55 15 91 90 82 18 77 84 45 91 90 61 20 47 15 76 55 81 54 45 91 90 85 79 91 90 30 18 91 90 27 25 20 15 91 90 75 63 53 91 90 74 85 45 40 91 90 41 35 84 66 54 53 40 76 81 15 91 90 77 47 91 90 55 63 37 25 30 72 45 84 85 66 91 90 61 20 18 81 47 54 53 76 91 90 33 63 91 90 27 84 77 91 90 40 76 88 15 91 | LIBERTÉ ÉGALITÉ FRATERNITÉ OU LA MORT CES MOTS DÉFINISSENT LA REVOLUTION FRANÇAISE DE MIL SEPT | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "ENGLAND"
} | expert | en | 208 | 311 | cipher_museum | 2.0 | public | null | null |
m94-v2-0037 | QXZFGLNQCNFHXMZEYHDETLMKG | QXZFGLNQCNFHXMZEYHDETLMKG | SICUT PATRIBUS SIT DEUS NOBIS | m94 | m94 | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 25 | 25 | cipher_museum | 2.0 | public | null | null |
great-cipher-v2-0358 | 178 143 130 137 132 126 152 142 154 164 114 129 121 116 121 165 137 141 117 114 114 119 164 154 123 100 150 154 142 142 128 105 129 143 133 152 111 149 115 118 164 124 155 101 134 149 149 116 168 138 118 133 125 149 122 152 119 118 104 157 | 178 143 130 137 132 126 152 142 154 164 114 129 121 116 121 165 137 141 117 114 114 119 164 154 123 100 150 154 142 142 128 105 129 143 133 152 111 149 115 118 164 124 155 101 134 149 149 116 168 138 118 133 125 149 122 152 119 118 104 157 | GENERAL ORDERS NUMBER ONE ALL COMMUNICATIONS SHALL BE ENCRYPTED USING THE APPROVED CIPHER DISK | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "FRANCE"
} | expert | en | 180 | 239 | cipher_museum | 2.0 | public | null | null |
bifid-259 | EWTHIRHTOHLYNCDSQETLEKADEYALOTEVSLIIQAIOTA | EWTHIRHTOHLYNCDSQETLEKADEYALOTEVSLIIQAIOTA | IN WAR THE MORAL IS TO THE PHYSICAL AS THREE IS TO ONE | bifid | bifid | fractionation | {
"type": "keyword",
"value": "ENIGMA"
} | advanced | en | 42 | 42 | cipher_museum | 0.2 | public | null | null |
kama-sutra-v2-0454 | RFF OEYMX CAUPNNV MU VNXYKERMNV ARFFI CUYEMX REV RZRYM LOAMJNA UAVNAX LAUT JYKJ PUTTREV EUZ | RFF OEYMX CAUPNNV MU VNXYKERMNV ARFFI CUYEMX REV RZRYM LOAMJNA UAVNAX LAUT JYKJ PUTTREV EUZ | ALL UNITS PROCEED TO DESIGNATED RALLY POINTS AND AWAIT FURTHER ORDERS FROM HIGH COMMAND NOW | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 77 | 91 | cipher_museum | 2.0 | public | null | null |
affine-178 | BAFGAFS GAFSFMXSF PF FDG XS YSHQV XS BADGZXFUFS PF YX YX DCC GX GAF TCXSP XM TXY MXS GAF FDSGA HZ GAF CXSYZ DQY GAF MNCCQFZZ GAFSFXM GAF BXSCY DQY GAFP GADG YBFCC GAFSFHQ | BAFGAFS GAFSFMXSF PF FDG XS YSHQV XS BADGZXFUFS PF YX YX DCC GX GAF TCXSP XM TXY MXS GAF FDSGA HZ GAF CXSYZ DQY GAF MNCCQFZZ GAFSFXM GAF BXSCY DQY GAFP GADG YBFCC GAFSFHQ | 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 | affine | affine | substitution | {
"a": 7,
"b": 3
} | beginner | en | 137 | 170 | cipher_museum | 0.2 | public | null | null |
cda-0016330 | . .... ... .... .... ..... . .. ... . . ..... .... .... .... .. . . ... ... .... ... ... ..... ... .... .... ... .. .... .... .... .. .... ... .... ... ... . . ... ..... ... ..... ... . .. .... . ..... .... ... . ... ... .... ... . .... ..... ... .. ... ... . . .... .. . ..... ... ...... | . .... ... .... .... ..... . .. ... . . ..... .... .... .... .. . . ... ... .... ... ... ..... ... .... .... ... .. .... .... .... .. .... ... .... ... ... . . ... ..... ... ..... ... . .. .... . ..... .... ... . ... ... .... ... . .... ..... ... .. ... ... . . .... .. . ..... ... ...... | DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | tap_code | tap_code | null | {} | hard | en | 150 | 150 | 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. |
geez-monastic-v2-0238 | ZHHMZFYZFTEARZATBOSBTPTCIEOSJTSPTMJTSZRHTIOZIIZPUMTQXAIATTQXSZRHTMJTSXAESVOXFYOFPTAMTQXAIATTQESZPIELTMJTSMTZFTSTZFMTQXAIQZUTIJTTSTQWRTHETLTMTZFTYZFZMZW | ZHHMZFYZFTEARZATBOSBTPTCIEOSJTSPTMJTSZRHTIOZIIZPUMTQXAIATTQXSZRHTMJTSXAESVOXFYOFPTAMTQXAIATTQESZPIELTMJTSMTZFTSTZFMTQXAIQZUTIJTTSTQWRTHETLTMTZFTYZFZMZW | 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": "AXUM"
} | advanced | en | 151 | 151 | cipher_museum | 2.0 | public | null | null |
autokey-v2-0399 | PESAWVKCRZB | PESAWVKCRZB | KNOW THYSELF | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 11 | 11 | cipher_museum | 2.0 | public | null | null |
cda-0011874 | FZFV ATZW UIOO FIEW COIS OIUU ULSI CUNS EINI PRFW VMZ | FZFV ATZW UIOO FIEW COIS OIUU ULSI CUNS EINI PRFW VMZ | EVERY SYSTEM NEEDS AN HONEST THREAT MODEL HONESTLY | gronsfeld | gronsfeld | null | {
"key": "141421"
} | medium | en | 43 | 43 | synthetic_educational | null | null | [] | |
rail-fence-220 | WIEALUEFGHBSNALSRRSLHTEEDHNRREHLTNAHWSEEEDAOCEVN | WIEALUEFGHBSNALSRRSLHTEEDHNRREHLTNAHWSEEEDAOCEVN | WE SHALL FIGHT ON THE BEACHES AND WE SHALL NEVER SURRENDER | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 5
} | intermediate | en | 48 | 48 | cipher_museum | 0.2 | public | null | null |
lorenz-v3-0417 | THEOMLYTHINGNECESSARYFORTHETRIUMPHOFEVILISFORHOODMENTODONOTHINGATALL | THEOMLYTHINGNECESSARYFORTHETRIUMPHOFEVILISFORHOODMENTODONOTHINGATALL | THE ONLY THING NECESSARY FOR THE TRIUMPH OF EVIL IS FOR GOOD MEN TO DO NOTHING AT ALL | lorenz | lorenz | machine | {
"type": "seed",
"value": "STURGEON"
} | expert | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
monoalphabetic-v3-0843 | VUR IVPEV CPVSEV MHRJV | VUR IVPEV CPVSEV MHRJV | AVE MARIA GRATIA PLENA | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "VALOR"
} | beginner | en | 19 | 22 | cipher_museum | 2.0 | public | null | null |
copiale-v2-0121 | B5 M6 O4 R1 H7 A4 O0 Q6 O0 R8 G9 Q6 C7 C8 X0 L6 Y0 O1 K8 O9 C5 L9 K7 P9 L9 M2 L6 K4 N7 K3 P2 T4 T2 P9 M2 O8 K3 K3 C7 L6 B6 O5 O0 L6 S1 N7 M6 S6 M9 R8 T7 Q6 C4 N3 B6 A6 S6 S3 R7 B3 K3 R1 O2 C9 U6 Y0 O1 R5 N7 C8 M8 T0 V4 Q7 C9 R7 G6 S1 B7 Q6 B8 T0 O5 L6 A2 O1 O1 K4 B2 Q6 X2 X0 I6 Y6 U4 T1 R1 N2 P6 C4 O3 C2 Y0 A9 R1 C1 M2... | B5 M6 O4 R1 H7 A4 O0 Q6 O0 R8 G9 Q6 C7 C8 X0 L6 Y0 O1 K8 O9 C5 L9 K7 P9 L9 M2 L6 K4 N7 K3 P2 T4 T2 P9 M2 O8 K3 K3 C7 L6 B6 O5 O0 L6 S1 N7 M6 S6 M9 R8 T7 Q6 C4 N3 B6 A6 S6 S3 R7 B3 K3 R1 O2 C9 U6 Y0 O1 R5 N7 C8 M8 T0 V4 Q7 C9 R7 G6 S1 B7 Q6 B8 T0 O5 L6 A2 O1 O1 K4 B2 Q6 X2 X0 I6 Y6 U4 T1 R1 N2 P6 C4 O3 C2 Y0 A9 R1 C1 M2... | AFTER AN UNEQUIVOCAL EXPERIENCE OF THE INEFFICIENCY OF THE SUBSISTING FEDERAL GOVERNMENT YOU ARE CALLED UPON TO DELIBERATE ON A NEW CONSTITUTION FOR THE UNITED STATES OF AMERICA | copiale | copiale | substitution | {
"type": "keyword",
"value": "MASONIC"
} | advanced | en | 300 | 449 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v2-0044 | DPXBSETEJFNBOZUJNFTCFGPSFUIFJSEFBUITUIFWBMJBOUOFWFSUBTUFEFBUICVUPODF | DPXBSETEJFNBOZUJNFTCFGPSFUIFJSEFBUITUIFWBMJBOUOFWFSUBTUFEFBUICVUPODF | COWARDS DIE MANY TIMES BEFORE THEIR DEATHS THE VALIANT NEVER TASTE DEATH BUT ONCE | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "11111"
} | intermediate | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
bazeries-v3-0407 | HMFYAQRGGBVXAQPPJMVFGYTYUBMYMFBIJQMYYQFQAEJIYUYGQDRJGRVIYHYAMFRGGBXGIJXMVMBYAQPIJKFYMAQTIFPXFTYYBQFMNJMFHPIJQSJMARJTIFPYBQRYCOGBVPYUPBTYOGQSOBMQJRJQTYYTIFHHAQQFPMPPJMRYEIB | HMFYAQRGGBVXAQPPJMVFGYTYUBMYMFBIJQMYYQFQAEJIYUYGQDRJGRVIYHYAMFRGGBXGIJXMVMBYAQPIJKFYMAQTIFPXFTYYBQFMNJMFHPIJQSJMARJTIFPYBQRYCOGBVPYUPBTYOGQSOBMQJRJQTYYTIFHHAQQFPMPPJMRYEIB | THE ARMY WILL CROSS THE DELAWARE RIVER TONIGHT AT ELEVEN OCLOCK THE MEN WILL CARRY ONLY THEIR WEAPONS AND THREE DAYS OF RATIONS MARCH ROUTES AND OBJECTIVES WILL BE DISTRIBUTED TO COMMANDERS AT THE CROSSING | bazeries | bazeries | transposition | {
"type": "integer",
"value": 41
} | advanced | en | 171 | 171 | cipher_museum | 2.0 | public | null | null |
adfgx-v2-0507 | GGDXGFDGDDGFGDGXXXAGGADFAGXXDDDFADXAAFDDGAXADDFD | GGDXGFDGDDGFGDGXXXAGGADFAGXXDDDFADXAAFDDGAXADDFD | TORPEDO AWAY ALL HANDS BRACE | adfgx | adfgx | fractionation | {
"polybius": "WISDOM",
"columnar": "COURAGE"
} | advanced | en | 48 | 48 | cipher_museum | 2.0 | public | null | null |
m94-v3-0061 | IUQWQUNQRMCNZNZIZCKUWBTKRIVBORRLIOQCZXYWPLIMCXOUQIJBUUYHXXXTNZMLWFMXFLCFOVPQ | IUQWQUNQRMCNZNZIZCKUWBTKRIVBORRLIOQCZXYWPLIMCXOUQIJBUUYHXXXTNZMLWFMXFLCFOVPQ | AT THE BATTLE OF MIDWAY AMERICAN DIVE BOMBERS DESTROYED FOUR JAPANESE CARRIERS IN MINUTES | m94 | m94 | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
alberti-disk-016 | PWIDPEGRFQLWFJFQAN | PWIDPEGRFQLWFJFQAN | SEND REINFORCEMENTS | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 3
} | expert | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
kryptos-v3-0012 | JZYJRMWM | JZYJRMWM | DEUS VULT | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "SHADOW"
} | advanced | en | 8 | 8 | cipher_museum | 2.0 | public | null | null |
aeneas-tacticus-v3-0038 | 13 5 1 19 21 18 5 20 23 9 3 5 3 21 20 15 14 3 5 | 13 5 1 19 21 18 5 20 23 9 3 5 3 21 20 15 14 3 5 | MEASURE TWICE CUT ONCE | aeneas_tacticus | aeneas_tacticus | steganography | {
"type": "none",
"value": null
} | expert | en | 29 | 47 | cipher_museum | 2.0 | public | null | null |
enigma-v3-0102 | PZUVYQQLZWHACVXWVOANKAJDVWCBJTOUMJGFTRKVOZZFRTBRBDILHDDWKRTBNCHTFVMBMLHBNZDORCJUNLMKDFKORZIDAHSQLONJAEOLEPWWIKBHPNTRKPAHZTOBHMJGHLPVIMZUVWSNSGXJFCWLWAHOKQPUTUWGDTHMY | PZUVYQQLZWHACVXWVOANKAJDVWCBJTOUMJGFTRKVOZZFRTBRBDILHDDWKRTBNCHTFVMBMLHBNZDORCJUNLMKDFKORZIDAHSQLONJAEOLEPWWIKBHPNTRKPAHZTOBHMJGHLPVIMZUVWSNSGXJFCWLWAHOKQPUTUWGDTHMY | THE MANHATTAN PROJECT BROUGHT TOGETHER THE GREATEST SCIENTIFIC MINDS OF THE TWENTIETH CENTURY IN A RACE TO BUILD THE ATOMIC BOMB BEFORE NAZI GERMANY COULD DO SO THE EFFORT CHANGED THE WORLD FOREVER | enigma | enigma | machine | {
"type": "rotor_start",
"value": "ABC"
} | expert | en | 165 | 165 | cipher_museum | 2.0 | public | null | null |
scytale-v3-0395 | TTEKBSORYEEHOOEESTITRREFPEAHBNHANRTLPRAEGELMIHEAALIEFGEGETNRLNDEONHPODMNFBDVT | TTEKBSORYEEHOOEESTITRREFPEAHBNHANRTLPRAEGELMIHEAALIEFGEGETNRLNDEONHPODMNFBDVT | THE RIGHT OF THE PEOPLE TO KEEP AND BEAR ARMS SHALL NOT BE INFRINGED BY THE FEDERAL GOVERNMENT | scytale | scytale | transposition | {
"type": "integer",
"value": 11
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
cda-0015385 | 06309 02598 01626 03504 00317 05977 2918 06031 03513 02863 01607 07633 0409 4159 02826 04424 0358 06312 2830 04779 4457 1935 02844 04447 1283 06015 05708 01658 5106 01607 00398 6302 1602 01265 6334 05717 2833 02263 05682 0390 04113 5968 2827 04453 0963 2866 5053 02537 1595 05693 06343 1660 07606 06283 | 06309 02598 01626 03504 00317 05977 2918 06031 03513 02863 01607 07633 0409 4159 02826 04424 0358 06312 2830 04779 4457 1935 02844 04447 1283 06015 05708 01658 5106 01607 00398 6302 1602 01265 6334 05717 2833 02263 05682 0390 04113 5968 2827 04453 0963 2866 5053 02537 1595 05693 06343 1660 07606 06283 | THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT | zimmermann | zimmermann | null | {} | medium | en | 54 | 54 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
straddling-checkerboard-v3-0129 | 2126986626237242843744 | 2126986626237242843744 | CHART THE UNKNOWN | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "LIONSTRACE"
} | advanced | en | 22 | 22 | cipher_museum | 2.0 | public | null | null |
monoalphabetic-vi-0049 | RDA KMJA LB RDA ILPE FQ M QRPLKC RLWAP RDA PFCDRALTQ PTK RL FR MKE MPA QMBA BPLJ MII RDAFP AKAJFAQ | RDA KMJA LB RDA ILPE FQ M QRPLKC RLWAP RDA PFCDRALTQ PTK RL FR MKE MPA QMBA BPLJ MII RDAFP AKAJFAQ | THE NAME OF THE LORD IS A STRONG TOWER THE RIGHTEOUS RUN TO IT AND ARE SAFE FROM ALL THEIR ENEMIES | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "MUSEUM"
} | beginner | en | 78 | 98 | cipher_museum | 2.0 | public | null | null |
nihilist-v3-0187 | 62 57 29 26 59 83 77 84 36 47 28 46 75 77 82 47 47 35 70 63 68 54 36 26 35 58 54 76 65 36 56 67 48 57 60 53 57 65 59 48 54 56 64 36 47 28 36 84 50 56 36 47 56 76 74 68 52 60 56 45 68 56 58 55 29 37 55 50 83 77 52 57 45 28 77 54 46 52 57 46 26 77 56 57 73 66 37 55 39 96 78 45 39 35 28 50 56 76 56 36 47 28 66 87 68 54 26... | 62 57 29 26 59 83 77 84 36 47 28 46 75 77 82 47 47 35 70 63 68 54 36 26 35 58 54 76 65 36 56 67 48 57 60 53 57 65 59 48 54 56 64 36 47 28 36 84 50 56 36 47 56 76 74 68 52 60 56 45 68 56 58 55 29 37 55 50 83 77 52 57 45 28 77 54 46 52 57 46 26 77 56 57 73 66 37 55 39 96 78 45 39 35 28 50 56 76 56 36 47 28 66 87 68 54 26... | 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 | nihilist | nihilist | fractionation | {
"polybius": "LIBERTY",
"keyword": "FREEDOM"
} | advanced | en | 320 | 479 | cipher_museum | 2.0 | public | null | null |
caesar-340 | AI WLEPP JMKLX SR XLI FIEGLIW ERH AI WLEPP RIZIV WYVVIRHIV | AI WLEPP JMKLX SR XLI FIEGLIW ERH AI WLEPP RIZIV WYVVIRHIV | WE SHALL FIGHT ON THE BEACHES AND WE SHALL NEVER SURRENDER | caesar | caesar | substitution | {
"type": "shift",
"value": 4
} | beginner | en | 48 | 58 | cipher_museum | 0.2 | public | null | null |
fialka-v3-0274 | UALCQGKRQOTLHAVCQKSHMVFBQDHMJHCOCTJSLTWVDEVZKGJSWNEFGJIHJOEFTOIZZEKQFYPYHH | UALCQGKRQOTLHAVCQKSHMVFBQDHMJHCOCTJSLTWVDEVZKGJSWNEFGJIHJOEFTOIZZEKQFYPYHH | GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN | fialka | fialka | machine | {
"type": "seed",
"value": "SOVIET"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
beaufort-fr-054 | YRNDKCZQIZLFYMNDKCYR | YRNDKCZQIZLFYMNDKCYR | UN POUR TOUS TOUS POUR UN | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "SECRET"
} | intermediate | fr | 20 | 20 | cipher_museum | 0.2 | public | null | null |
caesar-de-028 | JVE FVAQ QNF IBYX | JVE FVAQ QNF IBYX | WIR SIND DAS VOLK | caesar | caesar | substitution | {
"type": "shift",
"value": 13
} | beginner | de | 14 | 17 | cipher_museum | 0.2 | public | null | null |
kama-sutra-v2-0476 | FR FYQNAMN KOYVREM FN CNOCFN DNAX OE RDNEYA TNYFFNOA NM CFOX HOXMN CUOA MUOX FNX JUTTNX FYQANX | FR FYQNAMN KOYVREM FN CNOCFN DNAX OE RDNEYA TNYFFNOA NM CFOX HOXMN CUOA MUOX FNX JUTTNX FYQANX | LA LIBERTE GUIDANT LE PEUPLE VERS UN AVENIR MEILLEUR ET PLUS JUSTE POUR TOUS LES HOMMES LIBRES | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 78 | 94 | cipher_museum | 2.0 | public | null | null |
trithemius-060 | CSASXFTHTHCTE VG IXV SKN JB YPDALKQK HUKMB GTFUCJJ KZX EZU XLC IU JDW GKLV YBLOGWRUU XHL VO IMMG BU WLJXL PJFP NRSC SFVXM OK YPDAL VKI MOZBXBJ AS QGOGLHFJCV GR A CCWXQK VN FSEE | CSASXFTHTHCTE VG IXV SKN JB YPDALKQK HUKMB GTFUCJJ KZX EZU XLC IU JDW GKLV YBLOGWRUU XHL VO IMMG BU WLJXL PJFP NRSC SFVXM OK YPDAL VKI MOZBXBJ AS QGOGLHFJCV GR A CCWXQK VN FSEE | 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 | trithemius | trithemius | polyalphabetic | {
"type": "none",
"value": null
} | beginner | en | 143 | 176 | cipher_museum | 0.2 | public | null | null |
kama-sutra-v2-0480 | FYQNAMÉ ÉKRFYMÉ LARMNAEYMÉ UO FR TUAM PNX TUMX VÉLYEYXXNEM FR ANDUFOMYUE LAREÇRYXN VN TYF XNCM | FYQNAMÉ ÉKRFYMÉ LARMNAEYMÉ UO FR TUAM PNX TUMX VÉLYEYXXNEM FR ANDUFOMYUE LAREÇRYXN VN TYF XNCM | LIBERTÉ ÉGALITÉ FRATERNITÉ OU LA MORT CES MOTS DÉFINISSENT LA REVOLUTION FRANÇAISE DE MIL SEPT | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "WISDOM"
} | intermediate | en | 80 | 94 | cipher_museum | 2.0 | public | null | null |
morse-code-057 | .. - / .. ... / .-. .- - .... . .-. / ..-. --- .-. / ..- ... / - --- / -... . / .... . .-. . / -.. . -.. .. -.-. .- - . -.. / - --- / - .... . / --. .-. . .- - / - .- ... -.- / .-. . -- .- .. -. .. -. --. / -... . ..-. --- .-. . / ..- ... / - .... .- - / ..-. .-. --- -- / - .... . ... . / .... --- -. --- .-. . -.. / -.... | .. - / .. ... / .-. .- - .... . .-. / ..-. --- .-. / ..- ... / - --- / -... . / .... . .-. . / -.. . -.. .. -.-. .- - . -.. / - --- / - .... . / --. .-. . .- - / - .- ... -.- / .-. . -- .- .. -. .. -. --. / -... . ..-. --- .-. . / ..- ... / - .... .- - / ..-. .-. --- -- / - .... . ... . / .... --- -. --- .-. . -.. / -.... | IT IS RATHER FOR US TO BE HERE DEDICATED TO THE GREAT TASK REMAINING BEFORE US THAT FROM THESE HONORED DEAD WE TAKE INCREASED DEVOTION TO THAT CAUSE FOR WHICH THEY GAVE THE LAST FULL MEASURE | morse_code | morse_code | encoding | {
"type": "none",
"value": null
} | beginner | en | 408 | 597 | cipher_museum | 0.2 | public | null | null |
cardano-autokey-v3-0288 | YBGUVGHFYBGMNVVGXPWTOKRPGKGTALVZVTXVPTMWGBCTVJGBNLNQBGTCVTNQKBGMNFGILTGWAVGALJNMPO | YBGUVGHFYBGMNVVGXPWTOKRPGKGTALVZVTXVPTMWGBCTVJGBNLNQBGTCVTNQKBGMNFGILTGWAVGALJNMPO | HUMINT OR HUMAN INTELLIGENCE GATHERING RELIES ON PERSONAL CONTACT AND HUMAN SOURCES IN THE FIELD | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "ROME"
} | advanced | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
four-square-v3-0474 | ALFOLQWMMAKQGTLLHSDAQDDNZOQBLSKCSCRLFKURSUGSDDGBRLQDDNFOYBGOVYCBSBZOWUFURSEUNULORDLOYEFHQDDNCSQBLSKCOODKLOONKBZCQPWHFCYPCBQUDNIFGSBRWHALLANORDZCORCGLUPKGSWHOSRY | ALFOLQWMMAKQGTLLHSDAQDDNZOQBLSKCSCRLFKURSUGSDDGBRLQDDNFOYBGOVYCBSBZOWUFURSEUNULORDLOYEFHQDDNCSQBLSKCOODKLOONKBZCQPWHFCYPCBQUDNIFGSBRWHALLANORDZCORCGLUPKGSWHOSRY | 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 | four_square | four_square | polygraphic | {
"key1": "WISDOM",
"key2": "COURAGE"
} | advanced | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
porta-v2-0234 | BXAUQWUVVSEGHTEUEFAXIXLWVURIRGFTMJPRYFRKUYWCULXFBREGNSCQVNGRJPBWUXATMHBKFFXSEPTLVXQKYXFFKDAEZMNBHFMNXHVBQKUXIMJZDRRINVHFMWXHQDGKUXMPLXIABAFHHRD | BXAUQWUVVSEGHTEUEFAXIXLWVURIRGFTMJPRYFRKUYWCULXFBREGNSCQVNGRJPBWUXATMHBKFFXSEPTLVXQKYXFFKDAEZMNBHFMNXHVBQKUXIMJZDRRINVHFMWXHQDGKUXMPLXIABAFHHRD | 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 | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "RENAISSANCE"
} | intermediate | en | 143 | 143 | cipher_museum | 2.0 | public | null | null |
cda-0013375 | THAN-ZIE / LIN / DZEH / WOL-LA-CHEE / GAH / MOASI / LIN / TKIN / THAN-ZIE / DZEH / MOASI / THAN-ZIE / NO-DA-IH / GAH / DZEH / DIBEH / LIN / A-KHA / NO-DA-IH / DIBEH-YAZZIE / BE / NA-AS-TSO-SI / WOL-LA-CHEE / KLIZZIE / DZEH ... | THAN-ZIE / LIN / DZEH / WOL-LA-CHEE / GAH / MOASI / LIN / TKIN / THAN-ZIE / DZEH / MOASI / THAN-ZIE / NO-DA-IH / GAH / DZEH / DIBEH / LIN / A-KHA / NO-DA-IH / DIBEH-YAZZIE / BE / NA-AS-TSO-SI / WOL-LA-CHEE / KLIZZIE / DZEH ... | THE ARCHITECTURE SHOULD MAKE MISUSE HARDER COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY CAREFULLY | navajo_code | navajo_code | null | {} | hard | en | 211 | 211 | synthetic_educational | null | null | [
"codebook_frequency",
"word_list_attack"
] | Navajo Code Talker cipher: Navajo words represent English letters. |
cda-0020880 | 66 36 82 57 50 20 80 68 80 43 65 80 82 61 82 80 95 82 61 55 29 69 89 57 82 11 25 82 76 69 80 66 36 82 52 69 77 77 59 29 50 66 43 82 95 82 80 43 61 43 61 66 82 77 29 82 82 11 61 68 29 36 69 29 82 61 66 66 36 80 82 68 66 77 69 11 82 57 66 36 82 20 82 61 66 57 82 61 61 69 29 61 61 36 69 89 89 36 82 80 82 66 36 82 77 82 66... | 66 36 82 57 50 20 80 68 80 43 65 80 82 61 82 80 95 82 61 55 29 69 89 57 82 11 25 82 76 69 80 66 36 82 52 69 77 77 59 29 50 66 43 82 95 82 80 43 61 43 61 66 82 77 29 82 82 11 61 68 29 36 69 29 82 61 66 66 36 80 82 68 66 77 69 11 82 57 66 36 82 20 82 61 66 57 82 61 61 69 29 61 61 36 69 89 89 36 82 80 82 66 36 82 77 82 66... | THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY EVERY SYSTEM NEEDS AN HONEST THREAT MODEL THE BEST LESSONS SHOW WHERE THE METHOD FAILS SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY | wallis_cipher | wallis_cipher | null | {} | hard | en | 156 | 156 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
purple-v2-0356 | DACAHQVTJJHZGVVLKALJVBEXXQEGCKYHZGVEXGRYLDMGVSQPFUVOMKYCBEHEEOHYLUEZYJDLJNAMQYTNIRLIJM | DACAHQVTJJHZGVVLKALJVBEXXQEGCKYHZGVEXGRYLDMGVSQPFUVOMKYCBEHEEOHYLUEZYJDLJNAMQYTNIRLIJM | HEADQUARTERS CONFIRMS THAT THE INTELLIGENCE REPORT IS ACCURATE AND REQUIRES IMMEDIATE SWIFT ACTION | purple | purple | machine | {
"type": "seed",
"value": "SAKURA"
} | expert | en | 86 | 86 | cipher_museum | 2.0 | public | null | null |
solitaire-v2-0153 | LTWOTGJBMTAYM | LTWOTGJBMTAYM | HONOR ABOVE ALL | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "SCHNEIER"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v3-0569 | LWFHWSIDMLOVQXBKPJIADQEFBXKWMHBNMWFMWSQZSBIRIWVWTDQWVJKXDSBCKRPPOUEDTMY | LWFHWSIDMLOVQXBKPJIADQEFBXKWMHBNMWFMWSQZSBIRIWVWTDQWVJKXDSBCKRPPOUEDTMY | IT WAS A BRIGHT COLD DAY IN APRIL AND THE CLOCKS WERE STRIKING THIRTEEN ACROSS THE CITY | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 14
} | expert | en | 71 | 71 | cipher_museum | 2.0 | public | null | null |
cda-0012480 | . . .... ... .... .... .... .. ... .... ... ... .. .. . ... ... . . . .. .... ... .. ... ... . ..... . ..... . .... .... ... .... ... .... .... .... .. ... .... ... ... .. .. . ..... ..... . .. .... . .... . ..... ... ... . ... . ..... .... .... .. ... . ..... . .. . ..... .... ... ... | . . .... ... .... .... .... .. ... .... ... ... .. .. . ... ... . . . .. .... ... .. ... ... . ..... . ..... . .... .... ... .... ... .... .... .... .. ... .... ... ... .. .. . ..... ..... . .. .... . .... . ..... ... ... . ... . ..... .... .... .. ... . ..... . .. . ..... .... ... ... | A STRONG CLAIM NEEDS STRONG EVIDENCE THE BEST LESSONS SHOW WHERE THE METHOD FAILS | tap_code | tap_code | null | {} | medium | en | 68 | 68 | 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. |
voynich-render-v3-0043 | ldxxohd qdydkvde yfdoqfu | ldxxohd qdydkvde yfdoqfu | MESSAGE RECEIVED CLEARLY | voynich_render | voynich_render | substitution | {
"type": "none",
"value": null
} | expert | en | 22 | 24 | cipher_museum | 2.0 | public | null | null |
jn25-v2-0022 | 26183 26188 26101 26188 26183 26184 26180 26193 26183 26182 26194 26193 26196 26100 26184 26197 | 26183 26188 26101 26188 26183 26184 26180 26193 26183 26182 26194 26193 26196 26100 26184 26197 | DIVIDE AND CONQUER | jn25 | jn25 | codebook | {
"type": "additive",
"value": "16180"
} | expert | en | 80 | 95 | cipher_museum | 2.0 | public | null | null |
cda-0010171 | TIGY MLKU MAON UCVT HLKX MVNB NDAU KQKP KFEX BOPB BDJT GGZP OBMA FVUF EYOV VFSE TRBR HPHM CJJ | TIGY MLKU MAON UCVT HLKX MVNB NDAU KQKP KFEX BOPB BDJT GGZP OBMA FVUF EYOV VFSE TRBR HPHM CJJ | THE VIGENERE CIPHER USES A REPEATING KEYWORD DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION | trithemius | trithemius | null | {} | medium | en | 75 | 75 | synthetic_educational | null | null | [] | |
cda-0014752 | PRVVQAODBJDCEZDJBRUJXDMRAWAGCZVLCBVBUHCAYKMGYRZPPQACITHTQVNUNPNXHHUHMGRUOKGYTNPCVDRDWEKSVBCETCTTNGIFPCDPGSWQBNULBJGXSTWISZDSFRAOSFQLXDJDZASQRJPOUGAJTVLBN | PRVVQAODBJDCEZDJBRUJXDMRAWAGCZVLCBVBUHCAYKMGYRZPPQACITHTQVNUNPNXHHUHMGRUOKGYTNPCVDRDWEKSVBCETCTTNGIFPCDPGSWQBNULBJGXSTWISZDSFRAOSFQLXDJDZASQRJPOUGAJTVLBN | BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE | one_time_pad | one_time_pad | null | {} | hard | en | 153 | 153 | synthetic_educational | null | null | [
"information_theoretic_proof",
"key_reuse_attack"
] | One-time pad: theoretically unbreakable if key is truly random and never reused. |
red-type-a-126 | QJIQAELYDVHOSZIJ | QJIQAELYDVHOSZIJ | PROCEED AS PLANNED | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "SECRET"
} | advanced | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
great-cipher-030 | 139 165 174 167 113 168 159 182 138 | 139 165 174 167 113 168 159 182 138 | RALLY AT DAWN | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "LOUIS"
} | expert | en | 27 | 35 | cipher_museum | 0.2 | public | null | null |
typex-v2-0047 | QQCYBKFZRGUVEUXMCSWTNDHZFUMNCDYDUZKTVJXHUYQQBHSLZMTZHQOFPFHYKVJYZG | QQCYBKFZRGUVEUXMCSWTNDHZFUMNCDYDUZKTVJXHUYQQBHSLZMTZHQOFPFHYKVJYZG | WE ARE SUCH STUFF AS DREAMS ARE MADE ON AND OUR LITTLE LIFE IS ROUNDED WITH A SLEEP | typex | typex | machine | {
"type": "keyword",
"value": "LONDON"
} | expert | en | 66 | 66 | cipher_museum | 2.0 | public | null | null |
porta-v2-0754 | AYMESPAMRQSVNRIWRXRMPIYQXKBTQWWEECBYQNRMTNGRIPTTNBKNZSNWVGQNWNMRAMUUGWGRTLKUAFRMXVBVAPBGFSKRWBIWRGGMUGYQSMPUYSPFWBIZVKZNGTMUWXRWRKMVHAJIRKNBPBGSJKGPGCXRONALHWPWYQYQ | AYMESPAMRQSVNRIWRXRMPIYQXKBTQWWEECBYQNRMTNGRIPTTNBKNZSNWVGQNWNMRAMUUGWGRTLKUAFRMXVBVAPBGFSKRWBIWRGGMUGYQSMPUYSPFWBIZVKZNGTMUWXRWRKMVHAJIRKNBPBGSJKGPGCXRONALHWPWYQYQ | ULTRA INTELLIGENCE DERIVED FROM DECRYPTED GERMAN ENIGMA TRAFFIC INDICATES THAT ENEMY PANZER DIVISIONS ARE CONCENTRATED AT CALAIS CONFIRMING THE DECEPTION OPERATION FORTITUDE HAS SUCCEEDED | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "PAPAL"
} | intermediate | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
vic-v2-0209 | 90834866236824285090610897591486881090898185889083404939085888648085829118060248995899048480451924889085680841886589841908308593 | 90834866236824285090610897591486881090898185889083404939085888648085829118060248995899048480451924889085680841886589841908308593 | THE PACKAGE CONTAINS BLUEPRINTS FOR THE NEW TORPEDO GUIDANCE SYSTEM DELIVER TO ADMIRAL SMITH NOW | vic | vic | substitution | {
"type": "keyword",
"value": "NICKEL"
} | advanced | en | 128 | 128 | cipher_museum | 2.0 | public | null | null |
cda-0002994 | TPEBFCTURTAHEDIESLYEACIONSAKDXXCALTETHLBOXXRLYEIMOUERXXEINRE | TPEBFCTURTAHEDIESLYEACIONSAKDXXCALTETHLBOXXRLYEIMOUERXXEINRE | THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY | stager_route | stager_route | null | {
"cols": 10
} | medium | en | 60 | 60 | synthetic_educational | null | null | [
"column_count_search",
"route_pattern_search"
] | Route (Stager) cipher: write into rectangle, read via alternating column route. |
cda-0011904 | SRUGH VTHTA CTQQG VRPQW AQMKL WDCLM IDRLW JVIFG AXZWX MMOCY MBRUL NRLKX CZOBT QWLZD VGXEX IIGWH SKDWF SCCMB IAVFH SWRJX BWXQG FUNOP QVJGB QTOIP EPJMZ IUKYU VGESK LXFHI IQNIN RMOGS EGPBV XBWPK VSLBF | SRUGH VTHTA CTQQG VRPQW AQMKL WDCLM IDRLW JVIFG AXZWX MMOCY MBRUL NRLKX CZOBT QWLZD VGXEX IIGWH SKDWF SCCMB IAVFH SWRJX BWXQG FUNOP QVJGB QTOIP EPJMZ IUKYU VGESK LXFHI IQNIN RMOGS EGPBV XBWPK VSLBF | KERCKHOFFS PRINCIPLE SAYS THE SYSTEM MUST BE SECURE EVEN IF ENEMY KNOWS ALGORITHM BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | running_key | running_key | null | {} | hard | en | 165 | 165 | synthetic_educational | null | null | [
"index_of_coincidence",
"probable_plaintext"
] | Running-key cipher: Vigenère with a very long key (e.g. a book passage). |
nomenclator-v3-0004 | 60 12 05 07 09 15 14 19 19 20 01 14 04 18 05 01 04 25 | 60 12 05 07 09 15 14 19 19 20 01 14 04 18 05 01 04 25 | THE LEGIONS STAND READY | nomenclator | nomenclator | nomenclator | {
"type": "none",
"value": null
} | expert | en | 36 | 53 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v2-0308 | TVYZHYZEHSLENZFCDPZESPCDXLJELVPMFELDQZCXPRTGPXPWTMPCEJZCRTGPXPOPLES | TVYZHYZEHSLENZFCDPZESPCDXLJELVPMFELDQZCXPRTGPXPWTMPCEJZCRTGPXPOPLES | I KNOW NOT WHAT COURSE OTHERS MAY TAKE BUT AS FOR ME GIVE ME LIBERTY OR GIVE ME DEATH | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "HANGUL"
} | beginner | en | 67 | 67 | cipher_museum | 2.0 | public | null | null |
wheatstone-v3-0215 | JBPIDSLVEISLPY | JBPIDSLVEISLPY | MARCH TO VICTORY | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "BRITAIN"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0013718 | UUIZT ABGCH ZYPTP YJRQD EUZDO ZUXAE OWYBZ KQAOL AWISY BDRQT ZWXOF FEQHK DJERW YGVCC XTSMN LTOEZ FYTSQ HKBIA ADKI | UUIZT ABGCH ZYPTP YJRQD EUZDO ZUXAE OWYBZ KQAOL AWISY BDRQT ZWXOF FEQHK DJERW YGVCC XTSMN LTOEZ FYTSQ HKBIA ADKI | THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION | vernam | vernam | null | {} | hard | en | 94 | 94 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
copiale-v2-0185 | U3 D5 K7 L1 E8 S0 G3 O9 C6 K4 M4 E1 M7 F7 G4 O5 D5 I1 Q4 E8 G0 L5 F0 L7 E5 L2 P2 E9 O0 L7 L5 D6 G5 S0 O9 O3 Q3 L5 Q2 K1 L2 Y6 L1 P8 S0 D8 F7 O7 C6 E6 K4 Q3 X6 L8 Z3 O4 O7 F6 M2 E6 N3 C6 F1 E1 O5 D5 B4 O3 O0 G5 N3 L7 | U3 D5 K7 L1 E8 S0 G3 O9 C6 K4 M4 E1 M7 F7 G4 O5 D5 I1 Q4 E8 G0 L5 F0 L7 E5 L2 P2 E9 O0 L7 L5 D6 G5 S0 O9 O3 Q3 L5 Q2 K1 L2 Y6 L1 P8 S0 D8 F7 O7 C6 E6 K4 Q3 X6 L8 Z3 O4 O7 F6 M2 E6 N3 C6 F1 E1 O5 D5 B4 O3 O0 G5 N3 L7 | WE SHALL FIGHT ON THE BEACHES AND WE SHALL FIGHT ON THE LANDING GROUNDS AND IN THE FIELDS | copiale | copiale | substitution | {
"type": "keyword",
"value": "TEMPLE"
} | advanced | en | 144 | 215 | cipher_museum | 2.0 | public | null | null |
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