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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
kryha-v3-0131 | CNELKSETXUGBBILLAXHL | CNELKSETXUGBBILLAXHL | THE COMPASS POINTS TRUE | kryha | kryha | machine | {
"type": "keyword",
"value": "VIENNA"
} | expert | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
cda-0007684 | TIGY MLKU MAON UCVT HLKX MVNB NDAU KQKP KFEX BOFU SQUJ LEYN OLLR SIQZ AMKY MCRP YRHW EUXT CGOZ MKUN PDVY XHVB ZZEV HXEE JXUY OZMK UNPV MSQL GXBO QE | TIGY MLKU MAON UCVT HLKX MVNB NDAU KQKP KFEX BOFU SQUJ LEYN OLLR SIQZ AMKY MCRP YRHW EUXT CGOZ MKUN PDVY XHVB ZZEV HXEE JXUY OZMK UNPV MSQL GXBO QE | THE VIGENERE CIPHER USES A REPEATING KEYWORD THE BEST LESSONS SHOW WHERE THE METHOD FAILS COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER | trithemius | trithemius | null | {} | hard | en | 118 | 118 | synthetic_educational | null | null | [] | |
chinese-telegraph-v3-0250 | 4361 5060 5563 4361 4154 5488 4614 4361 5060 5563 | 4361 5060 5563 4361 4154 5488 4614 4361 5060 5563 | DOT DASH DOT | chinese_telegraph | chinese_telegraph | codebook | {
"type": "additive",
"value": "14142"
} | expert | en | 40 | 49 | cipher_museum | 2.0 | public | null | null |
two-square-v3-0283 | SOCRBSFUBELIDWGARGBSRGEULAWBMILADLMBDUSNQSWORTBHTXTPEDQARGBSVUQFSKBEDTOUVURGRGEADMISLCONSBONFUNXLUDQORPPCERGISAPCNNBHMRNDRNXLEDGEHASETUBGAVAQCKONPPULOSOHGZDORRVSKUKLENNRB | SOCRBSFUBELIDWGARGBSRGEULAWBMILADLMBDUSNQSWORTBHTXTPEDQARGBSVUQFSKBEDTOUVURGRGEADMISLCONSBONFUNXLUDQORPPCERGISAPCNNBHMRNDRNXLEDGEHASETUBGAVAQCKONPPULOSOHGZDORRVSKUKLENNRB | SOCRATES BELIEVED THAT THE UNEXAMINED LIFE IS NOT WORTH LIVING AND THAT WISDOM BEGINS WITH THE ADMISSION OF ONES OWN IGNORANCE THIS APPROACH TO KNOWLEDGE HAS GUIDED WESTERN PHILOSOPHY FOR TWO MILLENNIA | two_square | two_square | polygraphic | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 170 | 170 | cipher_museum | 2.0 | public | null | null |
hill-v3-0400 | RJDICYANPEGFTHANURPLZEQRTXFKYOUMMWTFRSIYXPTKYANAURWTSWXZADKPLTWKDPLXZRURKKPLTFDMURWB | RJDICYANPEGFTHANURPLZEQRTXFKYOUMMWTFRSIYXPTKYANAURWTSWXZADKPLTWKDPLXZRURKKPLTFDMURWB | DIFFIE AND HELLMAN INVENTED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX CHANGING EVERYTHING | hill | hill | polygraphic | {
"a": 9,
"b": 2,
"c": 7,
"d": 5
} | advanced | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
lorenz-040 | WESHALLFIGHTONTHEBEACHESANDWESHALLNEVERSURRENDER | WESHALLFIGHTONTHEBEACHESANDWESHALLNEVERSURRENDER | WE SHALL FIGHT ON THE BEACHES AND WE SHALL NEVER SURRENDER | lorenz | lorenz | machine | {
"type": "seed",
"value": "LORENZ"
} | expert | en | 48 | 48 | cipher_museum | 0.2 | public | null | null |
caesar-v3-0879 | WH WG O HFIHV IBWJSFGOZZM OQYBCKZSRUSR HVOH O GWBUZS AOB WB DCGGSGGWCB CT O TCFHIBS AIGH PS WB KOBH CT O KWTS | WH WG O HFIHV IBWJSFGOZZM OQYBCKZSRUSR HVOH O GWBUZS AOB WB DCGGSGGWCB CT O TCFHIBS AIGH PS WB KOBH CT O KWTS | IT IS A TRUTH UNIVERSALLY ACKNOWLEDGED THAT A SINGLE MAN IN POSSESSION OF A FORTUNE MUST BE IN WANT OF A WIFE | caesar | caesar | substitution | {
"type": "shift",
"value": 14
} | beginner | en | 88 | 109 | cipher_museum | 2.0 | public | null | null |
hill-v2-0216 | IYTQMEWSHWVQEANSGSTTRTUIRQPGCZJFLYVAPVLYGDXXTWDOICJSRQEARQWPTLDKIYNPLYHQYJQO | IYTQMEWSHWVQEANSGSTTRTUIRQPGCZJFLYVAPVLYGDXXTWDOICJSRQEARQWPTLDKIYNPLYHQYJQO | MARY QUEEN OF SCOTS WAS BEHEADED AFTER HER CIPHER LETTERS WERE DECODED BY THOMAS PHELIPPES | hill | hill | polygraphic | {
"a": 5,
"b": 7,
"c": 2,
"d": 9
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
one-time-pad-v3-0060 | TIGEEYZSMXPMDVHPYEJTAZZFLSHFUNMJYHJXFPQAUAQEVYIMBLSQMPPWLXOUVRXPFRSCVFJMS | TIGEEYZSMXPMDVHPYEJTAZZFLSHFUNMJYHJXFPQAUAQEVYIMBLSQMPPWLXOUVRXPFRSCVFJMS | THE BATTLE OF BRITAIN RAGED IN THE SKIES ABOVE ENGLAND FOR FOUR MONTHS IN NINETEEN FORTY | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "ABCDEFGH (repeating)"
} | expert | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
nihilist-v3-0125 | 52 38 68 37 46 54 77 72 68 26 35 58 84 86 52 30 28 57 40 56 80 45 56 35 37 46 54 77 72 | 52 38 68 37 46 54 77 72 68 26 35 58 84 86 52 30 28 57 40 56 80 45 56 35 37 46 54 77 72 | TAXATION WITHOUT REPRESENTATION | nihilist | nihilist | fractionation | {
"polybius": "LIBERTY",
"keyword": "FREEDOM"
} | advanced | en | 58 | 86 | cipher_museum | 2.0 | public | null | null |
hill-v2-0629 | WVKMRCFRUSENRPNBHOKCHVVRXDJKSRBXFSNNREXDSIWPBUNAJKSRLVRPAOOYBZFFOABXNNIKFVDHFRXJNBJDRPBYJKHKWPRCUTWWXWHURCILUUFVZAFEKAYZDFDQEQXJJSNNUTTRTINNGNCQYOZUPCQFVASOCZXJPSEMFVJIDWUU | WVKMRCFRUSENRPNBHOKCHVVRXDJKSRBXFSNNREXDSIWPBUNAJKSRLVRPAOOYBZFFOABXNNIKFVDHFRXJNBJDRPBYJKHKWPRCUTWWXWHURCILUUFVZAFEKAYZDFDQEQXJJSNNUTTRTINNGNCQYOZUPCQFVASOCZXJPSEMFVJIDWUU | 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 | hill | hill | polygraphic | {
"a": 11,
"b": 3,
"c": 2,
"d": 5
} | advanced | en | 172 | 172 | cipher_museum | 2.0 | public | null | null |
copiale-v2-0310 | G4 V3 U0 U8 J3 D0 J9 O7 U9 V3 N6 A3 U2 G1 G2 C1 N6 W4 P9 U6 E6 M8 J8 O2 G4 H0 G1 A4 M4 O7 D4 F5 O4 B8 Q6 L3 J0 F1 W4 Q6 D4 S6 E1 I0 O9 T2 C1 G0 P6 S9 R9 K8 Q6 B8 Q6 N6 U8 V8 I0 Y0 F7 U0 Q5 B8 C1 N1 A2 B8 | G4 V3 U0 U8 J3 D0 J9 O7 U9 V3 N6 A3 U2 G1 G2 C1 N6 W4 P9 U6 E6 M8 J8 O2 G4 H0 G1 A4 M4 O7 D4 F5 O4 B8 Q6 L3 J0 F1 W4 Q6 D4 S6 E1 I0 O9 T2 C1 G0 P6 S9 R9 K8 Q6 B8 Q6 N6 U8 V8 I0 Y0 F7 U0 Q5 B8 C1 N1 A2 B8 | NEVER IN THE FIELD OF HUMAN CONFLICT WAS SO MUCH OWED BY SO MANY TO SO FEW BRAVE SOULS | copiale | copiale | substitution | {
"type": "keyword",
"value": "MYSTERY"
} | advanced | en | 136 | 203 | cipher_museum | 2.0 | public | null | null |
geez-monastic-v3-0061 | PLLAJCPLLVJHXOYIKPRPOJMYQPBIYZJCHOCJMUIJULMHRJIXHNMSPTPBJUJQPMMYJMUYBOYBNLJU | PLLAJCPLLVJHXOYIKPRPOJMYQPBIYZJCHOCJMUIJULMHRJIXHNMSPTPBJUJQPMMYJMUYBOYBNLJU | AT THE BATTLE OF MIDWAY AMERICAN DIVE BOMBERS DESTROYED FOUR JAPANESE CARRIERS IN MINUTES | geez_monastic | geez_monastic | substitution | {
"type": "keyword",
"value": "ETHIOPIA"
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
cda-0008687 | QITMTDCIMM GDKKFVEM EVNMU JGMPZG KQUGQFMPJF BTIPZQWUQVPPV EQROFZU ZGHSZCVIL MMVBGYT EKBJVVB UCDZUQVCVPPV RCDSJK KVHYBAVZWJUCTM FLTMTDGZ DITMHBM LGAKNO LQ VQA DWPNWZF WDNWZDIVQQU XQVP GUDZAXVPPV | QITMTDCIMM GDKKFVEM EVNMU JGMPZG KQUGQFMPJF BTIPZQWUQVPPV EQROFZU ZGHSZCVIL MMVBGYT EKBJVVB UCDZUQVCVPPV RCDSJK KVHYBAVZWJUCTM FLTMTDGZ DITMHBM LGAKNO LQ VQA DWPNWZF WDNWZDIVQQU XQVP GUDZAXVPPV | OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION | gronsfeld | gronsfeld | null | {
"key": "271828"
} | hard | en | 172 | 172 | synthetic_educational | null | null | [] | |
bazeries-v3-0629 | QIMPNHPTAGQLPTJM | QIMPNHPTAGQLPTJM | SOUND THE TRUMPETS | bazeries | bazeries | transposition | {
"type": "integer",
"value": 71
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
bifid-194 | FRDBDAMKTPEYOGX | FRDBDAMKTPEYOGX | FORWARD MARCH NOW | bifid | bifid | fractionation | {
"type": "keyword",
"value": "KEYWORD"
} | advanced | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
four-square-v2-0110 | GITDAIOESQQEELCSBTSNCHSGAUELCPFMKSNCHBNMQAKFPOSMKSKUFNCFIENCTGLUNMUKKYAUSMKSSGFNFQKULULOSNKSSGFNFQTNCMOANMSDCHFDSNKSELNUFMKSLIYNSGAUARPEUSUASFPIKBPEPKCUMSEOAPCPEUQFTKNQHTNIZBIGGKLY | GITDAIOESQQEELCSBTSNCHSGAUELCPFMKSNCHBNMQAKFPOSMKSKUFNCFIENCTGLUNMUKKYAUSMKSSGFNFQKULULOSNKSSGFNFQTNCMOANMSDCHFDSNKSELNUFMKSLIYNSGAUARPEUSUASFPIKBPEPKCUMSEOAPCPEUQFTKNQHTNIZBIGGKLY | FOR I AM PERSUADED THAT NEITHER DEATH NOR LIFE NOR ANGELS NOR PRINCIPALITIES NOR POWERS NOR THINGS PRESENT NOR THINGS TO COME NOR HEIGHT NOR DEPTH NOR ANY OTHER CREATURE SHALL BE ABLE TO SEPARATE US FROM THE LOVE OF GOD | four_square | four_square | polygraphic | {
"key1": "PALACE",
"key2": "BATTLE"
} | advanced | en | 180 | 180 | cipher_museum | 2.0 | public | null | null |
cda-0017959 | r· Γ· X K ┘· ┌· Γ· r ⌐ └ r Γ· ┐· r· L ┌· X ⌐ ┌· L K L ⌐ r r· L ┌· X ─ ┘· K ┐· ┌· ┘· K L r K Γ· ┘· ─ K r· L Γ L K L r K Γ· K· L X K X· Γ Γ· L X ┐· ⌐ K K L ┌· ─ X ¬ L ⌐· ┘· ┌· L ┌ ⌐ ┐ Γ· ─ ¬· r └ ⌐ Γ· ┌ X r· Γ· └ └ r Γ· ┐· r· L ┌· X· X L X └ Γ· ─ L ⌐ ┌· ⌐ └ ¬· L ¬ ┌· ⌐ K ┘· L ─ r ┌· ⌒· ┐· K ¬ └ ┘· r ┐ X ┘· ⌐· └ L K K L ┌... | r· Γ· X K ┘· ┌· Γ· r ⌐ └ r Γ· ┐· r· L ┌· X ⌐ ┌· L K L ⌐ r r· L ┌· X ─ ┘· K ┐· ┌· ┘· K L r K Γ· ┘· ─ K r· L Γ L K L r K Γ· K· L X K X· Γ Γ· L X ┐· ⌐ K K L ┌· ─ X ¬ L ⌐· ┘· ┌· L ┌ ⌐ ┐ Γ· ─ ¬· r └ ⌐ Γ· ┌ X r· Γ· └ └ r Γ· ┐· r· L ┌· X· X L X └ Γ· ─ L ⌐ ┌· ⌐ └ ¬· L ¬ ┌· ⌐ K ┘· L ─ r ┌· ⌒· ┐· K ¬ └ ┘· r ┐ X ┘· ⌐· └ L K K L ┌... | HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH | pigpen | pigpen | null | {} | hard | en | 81 | 81 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
argenti-v2-0063 | 87 32 82 52 65 69 44 32 25 65 18 22 34 14 41 88 35 32 21 53 69 73 43 57 14 41 22 79 16 19 88 43 66 75 65 51 25 59 44 32 30 73 41 57 14 49 43 65 22 18 88 82 62 22 53 72 88 19 22 75 44 41 16 25 53 51 32 73 36 88 21 66 75 43 | 87 32 82 52 65 69 44 32 25 65 18 22 34 14 41 88 35 32 21 53 69 73 43 57 14 41 22 79 16 19 88 43 66 75 65 51 25 59 44 32 30 73 41 57 14 49 43 65 22 18 88 82 62 22 53 72 88 19 22 75 44 41 16 25 53 51 32 73 36 88 21 66 75 43 | FOR GOD SO LOVED THE WORLD THAT HE GAVE HIS ONLY SON THAT WHOEVER BELIEVES SHALL NOT PERISH | argenti | argenti | nomenclator | {
"type": "seed",
"value": "ROME"
} | expert | en | 148 | 221 | cipher_museum | 2.0 | public | null | null |
typex-v3-0312 | AAHDYDVYUGGGCRDGNQFMPGFORJTTDNAKXXVBZZMLLQMYVIZVKLVKPJZYWRMFLNFNXEZDFRILVDEZKJFZBJPKGQCPHSCIABZYWLFFRFHVJXDWOQWUXEEXANNPZRATLDSSSKFSYNBPMGTLFNMCEJUBHVIZJUBNPKKBBCHKTAFWSEGMCTSVM | AAHDYDVYUGGGCRDGNQFMPGFORJTTDNAKXXVBZZMLLQMYVIZVKLVKPJZYWRMFLNFNXEZDFRILVDEZKJFZBJPKGQCPHSCIABZYWLFFRFHVJXDWOQWUXEEXANNPZRATLDSSSKFSYNBPMGTLFNMCEJUBHVIZJUBNPKKBBCHKTAFWSEGMCTSVM | 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 | typex | typex | machine | {
"type": "keyword",
"value": "EMPIRE"
} | expert | en | 177 | 177 | cipher_museum | 2.0 | public | null | null |
cda-0018658 | DIBEH NODAI HSHUS HDIBE HTHAN ZIETK INTHA NZIEN ODAIH THANZ IETKI NAKHA TSAHM OASIT KINCL AGIAI HLIND ZEHGA HDIBE HNAAS TSOSI WOLLA CHEEC LAGIA IHDZE HWOLL ACHEE MOASI LINDI BEHYA ZZIED ZEHTH ANZIE THANZ IEDZE HGAHT HANZI EAKHA WOLLA CHEEB ETKIN MAEMA EDZEH | DIBEH NODAI HSHUS HDIBE HTHAN ZIETK INTHA NZIEN ODAIH THANZ IETKI NAKHA TSAHM OASIT KINCL AGIAI HLIND ZEHGA HDIBE HNAAS TSOSI WOLLA CHEEC LAGIA IHDZE HWOLL ACHEE MOASI LINDI BEHYA ZZIED ZEHTH ANZIE THANZ IEDZE HGAHT HANZI EAKHA WOLLA CHEEB ETKIN MAEMA EDZEH | SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS THE ARCHITECTURE SHOULD MAKE MISUSE HARDER ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN CAREFULLY | navajo_code | navajo_code | null | {} | hard | en | 215 | 215 | synthetic_educational | null | null | [
"codebook_frequency",
"word_list_attack"
] | Navajo Code Talker cipher: Navajo words represent English letters. |
commercial-code-v2-0122 | ZUZUZ ZAZUZ LAZUZ QAZUZ GAZUZ XAZUZ XUZUZ SABAB ZUZUZ CAZUZ BAZUZ FAZUZ XUZUZ ZUZUZ DAZUZ KAZUZ LAZUZ PAZUZ FAZUZ WAZUZ GAZUZ RAZUZ XUZUZ LIBAB ZUZUZ PAZUZ SAZUZ RAZUZ JAZUZ GAZUZ WAZUZ XUZUZ ZUZUZ SAZUZ CAZUZ GAZUZ GEZUZ XUZUZ REBAB ZUZUZ TAZUZ BAZUZ WAZUZ GAZUZ RAZUZ ZAZUZ XAZUZ XUZUZ DABAB ZUZUZ GAZUZ CEZUZ GAZUZ WA... | ZUZUZ ZAZUZ LAZUZ QAZUZ GAZUZ XAZUZ XUZUZ SABAB ZUZUZ CAZUZ BAZUZ FAZUZ XUZUZ ZUZUZ DAZUZ KAZUZ LAZUZ PAZUZ FAZUZ WAZUZ GAZUZ RAZUZ XUZUZ LIBAB ZUZUZ PAZUZ SAZUZ RAZUZ JAZUZ GAZUZ WAZUZ XUZUZ ZUZUZ SAZUZ CAZUZ GAZUZ GEZUZ XUZUZ REBAB ZUZUZ TAZUZ BAZUZ WAZUZ GAZUZ RAZUZ ZAZUZ XAZUZ XUZUZ DABAB ZUZUZ GAZUZ CEZUZ GAZUZ WA... | 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 | commercial_code | commercial_code | codebook | {
"type": "none",
"value": null
} | expert | en | 815 | 977 | cipher_museum | 2.0 | public | null | null |
venona-pad-reuse-v3-0139 | YPFE64TPNBP2B | YPFE64TPNBP2B | THE APPLE FALLS | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "LIBERTY"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
beaufort-v3-0669 | IUYHCCMRYQVAAAKCAAOV | IUYHCCMRYQVAAAKCAAOV | STEAM POWER TRANSFORMS | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "ANCHOR"
} | intermediate | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
rail-fence-v2-0320 | BEHSALRISAESMKEUNYLLEEESPHELBDCRSEEHSDAASEHATENREASDTRREAEPMUAETOGDTEOGRFOHN | BEHSALRISAESMKEUNYLLEEESPHELBDCRSEEHSDAASEHATENREASDTRREAEPMUAETOGDTEOGRFOHN | BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 9
} | intermediate | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
cda-0012218 | 68 66 80 68 29 61 65 68 80 82 29 66 66 69 69 57 61 36 69 59 57 11 61 36 69 89 50 66 61 80 82 68 61 69 29 50 29 25 | 68 66 80 68 29 61 65 68 80 82 29 66 66 69 69 57 61 36 69 59 57 11 61 36 69 89 50 66 61 80 82 68 61 69 29 50 29 25 | A TRANSPARENT TOOL SHOULD SHOW ITS REASONING | wallis_cipher | wallis_cipher | null | {} | medium | en | 38 | 38 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
cda-0018538 | TSDNY TUTZD TNIQC BQNNU RQYTN DTBLA DVKEQ NLBIP GPQOA QQKOT TMGRR TVPWK DOBQG BENWR QQWLL MCFWR DZSII VFAUF SXOPT HZOFY JONCG LKDCA TRYEV YLHZN QEMMD DDPZC ZDVPB DQDIE YAXQP VGOMN YGCGM FJTOX IJRAT UBOZY OQSC | TSDNY TUTZD TNIQC BQNNU RQYTN DTBLA DVKEQ NLBIP GPQOA QQKOT TMGRR TVPWK DOBQG BENWR QQWLL MCFWR DZSII VFAUF SXOPT HZOFY JONCG LKDCA TRYEV YLHZN QEMMD DDPZC ZDVPB DQDIE YAXQP VGOMN YGCGM FJTOX IJRAT UBOZY OQSC | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS | vernam | vernam | null | {} | hard | en | 174 | 174 | synthetic_educational | null | null | [
"key_reuse_attack",
"information_theoretic_proof"
] | Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP. |
zimmermann-035 | 00004 00098 00000 99999 90012 90014 90017 90000 90011 99998 00006 00003 00000 99999 90015 90007 90024 90018 90008 90002 90000 90011 99998 00011 99999 90019 90007 90017 90004 90004 99998 00006 00003 00026 | 00004 00098 00000 99999 90012 90014 90017 90000 90011 99998 00006 00003 00000 99999 90015 90007 90024 90018 90008 90002 90000 90011 99998 00011 99999 90019 90007 90017 90004 90004 99998 00006 00003 00026 | IN WAR THE MORAL IS TO THE PHYSICAL AS THREE IS TO ONE | zimmermann | zimmermann | codebook | {
"type": "none",
"value": null
} | expert | en | 170 | 203 | cipher_museum | 0.2 | public | null | null |
cda-0011463 | TIGNE XOZSR OIMZW CQKAH HAEKB RRFRH EYKKB ASRDN AHYEU BJCAO RDXU | TIGNE XOZSR OIMZW CQKAH HAEKB RRFRH EYKKB ASRDN AHYEU BJCAO RDXU | THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT | trithemius | trithemius | null | {} | medium | en | 54 | 54 | synthetic_educational | null | null | [] | |
vic-v2-0123 | 908348668989189834580 | 908348668989189834580 | THE PASS IS HELD | vic | vic | substitution | {
"type": "keyword",
"value": "NICKEL"
} | advanced | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
cda-0008946 | NANSS VARPV CUREN CCYVR FNYVA RNESH APGVB AGBRN PUYRG GREFR PHEVG LPYNV ZFFUB HYQOR GRFGR QHAQR EFPEH GVALF HOFGV GHGVB APVCU REFZN CRNPU YRGGR EGBNQ VSSRE RAGYR GGRE | NANSS VARPV CUREN CCYVR FNYVA RNESH APGVB AGBRN PUYRG GREFR PHEVG LPYNV ZFFUB HYQOR GRFGR QHAQR EFPEH GVALF HOFGV GHGVB APVCU REFZN CRNPU YRGGR EGBNQ VSSRE RAGYR GGRE | AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 139 | 139 | synthetic_educational | null | null | [] | |
adfgvx-v2-0068 | XAAVVXFDDDADAFDXAAVVDDVDFAAGDAAFFADGVAGDAAGDAAAFAAFGVVXGFVVDXVGFVAAVVXGVVAAGFAAFDGDAGFADAADDAAFDAAFGFGAGAGAADFFDGAAFFAGAGAAAFFDFADDAVGXGGAFVGFFADDAGDXDF | XAAVVXFDDDADAFDXAAVVDDVDFAAGDAAFFADGVAGDAAGDAAAFAAFGVVXGFVVDXVGFVAAVVXGVVAAGFAAFDGDAGFADAADDAAFDAAFGFGAGAGAADFFDGAAFFAGAGAAAFFDFADDAVGXGGAFVGFFADDAGDXDF | BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US | adfgvx | adfgvx | fractionation | {
"polybius": "PALACE",
"columnar": "BATTLE"
} | advanced | en | 152 | 152 | cipher_museum | 2.0 | public | null | null |
purple-v3-0084 | OLRADPRFUBDCFHUCEIIKIXOHCSEVEFSGOGIYDCMZBNNNXBTHGGTSDHDENJZTKIHTFQPEXMMBUI | OLRADPRFUBDCFHUCEIIKIXOHCSEVEFSGOGIYDCMZBNNNXBTHGGTSDHDENJZTKIHTFQPEXMMBUI | NO PERSON SHALL BE HELD TO ANSWER FOR A CAPITAL CRIME UNLESS ON PRESENTMENT OF A GRAND JURY | purple | purple | machine | {
"type": "seed",
"value": "TOKYO"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
adfgx-268 | FAXXFXFXFFDDXFDFDFGDXDXDDFGXDDFDAADAGAGFFFAFADGADXAFGDAGFAAAGFXDDDAFFAXADAXGFXAAAGFFDXDXGXDA | FAXXFXFXFFDDXFDFDFGDXDXDDFGXDDFDAADAGAGFFFAFADGADXAFGDAGFAAAGFXDDDAFFAXADAXGFXAAAGFFDXDXGXDA | I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW | adfgx | adfgx | fractionation | {
"polybius": "KEYWORD",
"columnar": "TRAFIC"
} | advanced | en | 92 | 92 | cipher_museum | 0.2 | public | null | null |
cda-0015628 | .- / - .-. .- -. ... .--. .- .-. . -. - / - --- --- .-.. / ... .... --- ..- .-.. -.. / ... .... --- .-- / .. - ... / .-. . .- ... --- -. .. -. --. / - .... . / .. -. -.. . -..- / --- ..-. / -.-. --- .. -. -.-. .. -.. . -. -.-. . / .. ... / .- / ..- ... . ..-. ..- .-.. / -.-. .-.. ..- . / .--. .- - - . .-. -. / .-- --- ... | .- / - .-. .- -. ... .--. .- .-. . -. - / - --- --- .-.. / ... .... --- ..- .-.. -.. / ... .... --- .-- / .. - ... / .-. . .- ... --- -. .. -. --. / - .... . / .. -. -.. . -..- / --- ..-. / -.-. --- .. -. -.-. .. -.. . -. -.-. . / .. ... / .- / ..- ... . ..-. ..- .-.. / -.-. .-.. ..- . / .--. .- - - . .-. -. / .-- --- ... | A TRANSPARENT TOOL SHOULD SHOW ITS REASONING THE INDEX OF COINCIDENCE IS A USEFUL CLUE PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION | morse_code | morse_code | null | {} | hard | en | 173 | 173 | synthetic_educational | null | null | [
"symbol_decode",
"frequency_analysis"
] | Morse code: dots and dashes; word-separated by / symbol. |
cda-0010564 | MVWR KMVK OVYY GLUR VZSG DLXE GKIN PHCN UGFL PYBT GRQA QKBR WAYU DGRR GJPB KXHA WGZS NUWC RDWA YMUA CMLY VBSI | MVWR KMVK OVYY GLUR VZSG DLXE GKIN PHCN UGFL PYBT GRQA QKBR WAYU DGRR GJPB KXHA WGZS NUWC RDWA YMUA CMLY VBSI | CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER | autokey | autokey | null | {
"primer": "KEY"
} | hard | en | 88 | 88 | synthetic_educational | null | null | [] | |
great-cipher-124 | 106 131 165 133 122 119 123 127 114 181 157 153 137 157 134 144 105 | 106 131 165 133 122 119 123 127 114 181 157 153 137 157 134 144 105 | RENDEZVOUS AT MIDNIGHT | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "SECRET"
} | expert | en | 51 | 67 | cipher_museum | 0.2 | public | null | null |
enigma-342 | VJBRZGJEPDFIGMBTABBUQZJWLEUYKJNLGBYMDZOLSOKJAXTRPBQUUXYASMUCJQUQ | VJBRZGJEPDFIGMBTABBUQZJWLEUYKJNLGBYMDZOLSOKJAXTRPBQUUXYASMUCJQUQ | CRYPTOGRAPHY IS THE PRACTICE OF SECURING COMMUNICATIONS FROM ADVERSARIES | enigma | enigma | machine | {
"type": "rotor_start",
"value": "DOG"
} | expert | en | 64 | 64 | cipher_museum | 0.2 | public | null | null |
alberti-disk-v2-0733 | WPJHZISWEIQCEMRVVLKLZHOLEHUDVTHSTBAVIAXSTMRADYRNTYALZVKQFSKPKOXLGJRLFLQRRKQVPKHO | WPJHZISWEIQCEMRVVLKLZHOLEHUDVTHSTBAVIAXSTMRADYRNTYALZVKQFSKPKOXLGJRLFLQRRKQVPKHO | THE AMBASSADOR HAS RECEIVED OUR MOST URGENT DISPATCHES AND AWAITS INSTRUCTIONS FROM LONDON HQ | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 14
} | expert | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
bazeries-v2-0609 | EHOHAQVQKHJBGLAGGBLMPQBYKLBQBPOGBQKSOLRKBHQKHJHTUBOOFPQJLORHQPFHHAJLTKOHLMYKFJHOHAQP | EHOHAQVQKHJBGLAGGBLMPQBYKLBQBPOGBQKSOLRKBHQKHJHTUBOOFPQJLORHQPFHHAJLTKOHLMYKFJHOHAQP | THE REGIMENT WILL HOLD ITS POSITION UNTIL REINFORCEMENTS ARRIVE FROM THE EASTERN COMMAND POST HERE | bazeries | bazeries | transposition | {
"type": "integer",
"value": 53
} | advanced | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v2-0368 | WPBTSULFAQBAEMTKMOLMVPXTPQWQEEQBEMQDSBBLPMQWPLMAWAQQKOVHMKXEVBRZIVPBTIDLBBLPMYMWLLBBLHAQQPOEXBIUAEMVHAQWVHBEUCVWRTLHTBIHHBEUILVQPISIQPWRNOQKKBBWYVVBAWIWOPMVVXUIVIHM | WPBTSULFAQBAEMTKMOLMVPXTPQWQEEQBEMQDSBBLPMQWPLMAWAQQKOVHMKXEVBRZIVPBTIDLBBLPMYMWLLBBLHAQQPOEXBIUAEMVHAQWVHBEUCVWRTLHTBIHHBEUILVQPISIQPWRNOQKKBBWYVVBAWIWOPMVVXUIVIHM | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME TO LIE DOWN IN GREEN PASTURES HE LEADETH ME BESIDE THE STILL WATERS HE RESTORETH MY SOUL HE LEADETH ME IN THE PATHS OF RIGHTEOUSNESS FOR HIS NAME SAKE | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "DIXIE"
} | intermediate | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
wallis-cipher-v2-0183 | 90 67 54 15 44 91 90 27 18 30 84 75 63 91 90 45 85 23 47 55 41 91 90 81 25 66 76 91 90 67 54 15 58 91 90 73 44 18 20 84 45 89 91 90 61 85 55 91 90 47 77 30 91 90 77 63 15 91 90 79 53 91 90 12 54 81 33 91 90 72 88 91 90 45 58 76 91 90 66 18 15 84 25 81 40 91 90 23 85 79 66 41 53 91 90 47 81 33 91 90 44 63 18 30 91 | 90 67 54 15 44 91 90 27 18 30 84 75 63 91 90 45 85 23 47 55 41 91 90 81 25 66 76 91 90 67 54 15 58 91 90 73 44 18 20 84 45 89 91 90 61 85 55 91 90 47 77 30 91 90 77 63 15 91 90 79 53 91 90 12 54 81 33 91 90 72 88 91 90 45 58 76 91 90 66 18 15 84 25 81 40 91 90 23 85 79 66 41 53 91 90 47 81 33 91 90 44 63 18 30 91 | WITH MALICE TOWARD NONE WITH CHARITY FOR ALL LET US BIND UP THE NATIONS WOUNDS AND HEAL | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "ENGLAND"
} | expert | en | 210 | 314 | cipher_museum | 2.0 | public | null | null |
cda-0019933 | AMOD XLCA NZLA SSZF YPAT TERN SBUT IZCA NAXS OBEZ RONG ZRIE DMAN ESZI MATE DKEY ZENG TZFR OMXT ATIS TICS B | AMOD XLCA NZLA SSZF YPAT TERN SBUT IZCA NAXS OBEZ RONG ZRIE DMAN ESZI MATE DKEY ZENG TZFR OMXT ATIS TICS B | A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS | commercial_code | commercial_code | null | {} | hard | en | 85 | 85 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
adfgx-v2-0273 | DGFGDADDFXAFDAADAGGFAADGDADGDXFDXDFFDGFDXAFFDDGF | DGFGDADDFXAFDAADAGGFAADGDADGDXFDXDFFDGFDXAFFDDGF | TORPEDO AWAY ALL HANDS BRACE | adfgx | adfgx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 48 | 48 | cipher_museum | 2.0 | public | null | null |
jefferson-disk-v2-0186 | HFIIQZQZKVSUVPZHQDSZBOIYPNLDICDXQZYUZUVPXHIXSVYMOZSIWMCDYIPESHKMPBBOHYXWSXWDYD | HFIIQZQZKVSUVPZHQDSZBOIYPNLDICDXQZYUZUVPXHIXSVYMOZSIWMCDYIPESHKMPBBOHYXWSXWDYD | THE HEAVENS DECLARE THE GLORY OF GOD AND THE FIRMAMENT SHOWETH FORTH HIS HANDIWORK EACH NIGHT | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "6,1,4,2,5,3"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
great-cipher-082 | 104 117 104 105 118 151 125 177 147 181 173 174 128 116 161 | 104 117 104 105 118 151 125 177 147 181 173 174 128 116 161 | AWAIT FURTHER ORDERS | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "CIPHER"
} | expert | en | 45 | 59 | cipher_museum | 0.2 | public | null | null |
cda-0014055 | 1980 0354 2859 03804 00989 3834 04807 6039 01631 01328 2836 05973 0355 05118 04789 06010 06289 06613 5729 01638 04491 04719 6375 0362 5998 03771 4713 2206 00379 4466 6338 2586 01657 3809 02883 0709 5714 00355 05685 7910 5049 05707 01626 06024 01583 05692 06973 01607 06032 03544 4403 04739 07254 3819 01639 01349 2237 01... | 1980 0354 2859 03804 00989 3834 04807 6039 01631 01328 2836 05973 0355 05118 04789 06010 06289 06613 5729 01638 04491 04719 6375 0362 5998 03771 4713 2206 00379 4466 6338 2586 01657 3809 02883 0709 5714 00355 05685 7910 5049 05707 01626 06024 01583 05692 06973 01607 06032 03544 4403 04739 07254 3819 01639 01349 2237 01... | FAIL CLOSED IS A POSTURE NOT A SLOGAN THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY | zimmermann | zimmermann | null | {} | hard | en | 193 | 193 | synthetic_educational | null | null | [
"codebook_frequency",
"number_group_analysis"
] | Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher. |
affine-de-001 | WSR NWV CWV NCPLWVCP | WSR NWV CWV NCPLWVCP | ICH BIN EIN BERLINER | affine | affine | substitution | {
"type": "keyword",
"value": "5,8"
} | beginner | de | 17 | 20 | cipher_museum | 0.2 | public | null | null |
confederate-vigenere-v2-0106 | SEAGYEDHVUQRFPBQTXVFZENNSGGFQLZIPCAMGGWJTAYNIIWGGIKPGGKYKBRXFHRCWTJHZVPCVROIJWMJW | SEAGYEDHVUQRFPBQTXVFZENNSGGFQLZIPCAMGGWJTAYNIIWGGIKPGGKYKBRXFHRCWTJHZVPCVROIJWMJW | GENERAL ORDERS NUMBER ONE ALL COMMUNICATIONS SHALL BE ENCRYPTED USING THE APPROVED CIPHER DISK | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "MANCHESTER"
} | intermediate | en | 81 | 81 | cipher_museum | 2.0 | public | null | null |
stager-route-227 | VDISNDAEEXBSAQACIENVAWULIAXXTNLEIMIIVCECRIGTXXLLNEOIII | VDISNDAEEXBSAQACIENVAWULIAXXTNLEIMIIVCECRIGTXXLLNEOIII | VENI VIDI VICI I CAME I SAW I CONQUERED ALL IN A SINGLE BATTLE | stager_route | stager_route | transposition | {
"type": "integer",
"value": 6
} | expert | en | 54 | 54 | cipher_museum | 0.2 | public | null | null |
monoalphabetic-v3-0608 | DCMMCO FKD BOIIJFK CKVOKTOD NURICE HOY EQYNTLAQFNBY CK KCKOTOOK SOVOKTY SCX EBFKACKA OVOQYTBCKA | DCMMCO FKD BOIIJFK CKVOKTOD NURICE HOY EQYNTLAQFNBY CK KCKOTOOK SOVOKTY SCX EBFKACKA OVOQYTBCKA | DIFFIE AND HELLMAN INVENTED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX CHANGING EVERYTHING | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "FREEDOM"
} | beginner | en | 83 | 95 | cipher_museum | 2.0 | public | null | null |
cda-0004503 | ESDEA MNOBY FCUHY RTLLS EBSAT VTSST OCNRL RYAEP AHYPA NYILX EEATM DRIOE ETRRT PTBHT CRNPX RMNTO EYSKT QWEES HWIAB OEGHX YNHHD RPNET UOCND SOUBA DVTAX SEORE NTONE ESICI WPSES EEHBX YENEL EITBR NQPRG IOATH SREEX | ESDEA MNOBY FCUHY RTLLS EBSAT VTSST OCNRL RYAEP AHYPA NYILX EEATM DRIOE ETRRT PTBHT CRNPX RMNTO EYSKT QWEES HWIAB OEGHX YNHHD RPNET UOCND SOUBA DVTAX SEORE NTONE ESICI WPSES EEHBX YENEL EITBR NQPRG IOATH SREEX | EVERY SYSTEM NEEDS AN HONEST THREAT MODEL MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS ATBASH ENCODES BY REVERSING THE ALPHABET | scytale | scytale | null | {
"cols": 7
} | hard | en | 175 | 175 | synthetic_educational | null | null | [
"column_count_search",
"anagram_recovery"
] | Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter. |
cda-0008979 | EAKWLAILCSYSEAERNVQFEERUXSXXXXHCRPIEANAYCN | EAKWLAILCSYSEAERNVQFEERUXSXXXXHCRPIEANAYCN | FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS | double_transposition | double_transposition | null | {
"key1": "MUSEUM",
"key2": "FREEDOM"
} | medium | en | 42 | 42 | synthetic_educational | null | null | [] | |
cda-0017715 | ABOVE SCOUT TRACK RIGHT OTHER NAVAL GUIDE CLAIM LINES AGAIN INNER MIXED NEEDS ENEMY ENTER DEPOT STAGE SWIFT TURNS RIGHT OFTEN NAVAL GIVEN EARLY VITAL | ABOVE SCOUT TRACK RIGHT OTHER NAVAL GUIDE CLAIM LINES AGAIN INNER MIXED NEEDS ENEMY ENTER DEPOT STAGE SWIFT TURNS RIGHT OFTEN NAVAL GIVEN EARLY VITAL | A STRONG CLAIM NEEDS STRONG EVIDENCE POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS | null_cipher | null_cipher | null | {} | hard | en | 125 | 125 | synthetic_educational | null | null | [
"acrostic_detection",
"first_letter_extraction"
] | Null/steganographic cipher: hidden message formed by first letters of words. |
beaufort-v2-0846 | ONLJYXWJPTJZYZJPSRIMYAKRXJZHJYWWVDXPSYVDXGWUJDXZEJLDLNYZZDLQCUVTCRIYVDDJLYYP | ONLJYXWJPTJZYZJPSRIMYAKRXJZHJYWWVDXPSYVDXGWUJDXZEJLDLNYZZDLQCUVTCRIYVDDJLYYP | MARY QUEEN OF SCOTS WAS BEHEADED AFTER HER CIPHER LETTERS WERE DECODED BY THOMAS PHELIPPES | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "ANCHOR"
} | intermediate | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
one-time-pad-048 | QADOZHCCLQADOEXPHAPFJOBKTGLFAPGSUIVWOFKCYEQZWOUPDSUBWFA | QADOZHCCLQADOEXPHAPFJOBKTGLFAPGSUIVWOFKCYEQZWOUPDSUBWFA | TO BE OR NOT TO BE THAT IS THE QUESTION WHETHER TIS NOBLER IN THE MIND | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "XMCKLQPOS (repeating)"
} | expert | en | 55 | 55 | cipher_museum | 0.2 | public | null | null |
monoalphabetic-vi-0174 | OIM QET FIMP XISM KIP AN C YIHNSGAHK OAMT C BTCFISN KIP VEI VAFF HIQ NECMT EAN KFIMX VAQE CHIQETM | OIM QET FIMP XISM KIP AN C YIHNSGAHK OAMT C BTCFISN KIP VEI VAFF HIQ NECMT EAN KFIMX VAQE CHIQETM | FOR THE LORD YOUR GOD IS A CONSUMING FIRE A JEALOUS GOD WHO WILL NOT SHARE HIS GLORY WITH ANOTHER | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "CRYPTOKEY"
} | beginner | en | 78 | 97 | cipher_museum | 2.0 | public | null | null |
trifid-038 | TRFLKMZRBHGV+ITLJTICALHLKXQQIKASHFUEGQIKSITII | TRFLKMZRBHGV+ITLJTICALHLKXQQIKASHFUEGQIKSITII | THE REPORTS OF MY DEATH HAVE BEEN GREATLY EXAGGERATED | trifid | trifid | fractionation | {
"type": "keyword",
"value": "FELIX"
} | advanced | en | 45 | 45 | cipher_museum | 0.2 | public | null | null |
commercial-code-v3-0037 | BABAB ZUZUZ ZAZUZ GAZUZ PAZUZ GAZUZ XAZUZ DAZUZ SAZUZ TAZUZ GAZUZ XUZUZ ZUZUZ WAZUZ GAZUZ CEZUZ GAZUZ BAZUZ PAZUZ XAZUZ XUZUZ | BABAB ZUZUZ ZAZUZ GAZUZ PAZUZ GAZUZ XAZUZ DAZUZ SAZUZ TAZUZ GAZUZ XUZUZ ZUZUZ WAZUZ GAZUZ CEZUZ GAZUZ BAZUZ PAZUZ XAZUZ XUZUZ | THE TELESCOPE REVEALS | commercial_code | commercial_code | codebook | {
"type": "none",
"value": null
} | expert | en | 105 | 125 | cipher_museum | 2.0 | public | null | null |
vigenere-v3-0760 | EPFWYHRSMBVUKMFVEXYXUZZMH | EPFWYHRSMBVUKMFVEXYXUZZMH | THE SHOT HEARD ROUND THE WORLD | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 25 | 25 | cipher_museum | 2.0 | public | null | null |
chaocipher-v2-0274 | PXAVJHZAFHWDSVLK | PXAVJHZAFHWDSVLK | DIVIDE AND CONQUER | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
great-cipher-v2-0195 | 142 156 135 179 138 142 143 182 167 168 119 128 168 100 180 160 117 119 126 115 175 161 113 171 168 112 138 142 181 126 119 161 150 146 152 119 161 150 136 179 175 166 153 170 136 122 128 175 143 137 135 143 129 117 120 166 174 135 130 124 174 157 177 | 142 156 135 179 138 142 143 182 167 168 119 128 168 100 180 160 117 119 126 115 175 161 113 171 168 112 138 142 181 126 119 161 150 146 152 119 161 150 136 179 175 166 153 170 136 122 128 175 143 137 135 143 129 117 120 166 174 135 130 124 174 157 177 | ONCE UPON A MIDNIGHT DREARY WHILE I PONDERED WEAK AND WEARY OVER MANY A QUAINT VOLUME OF LORE | great_cipher | great_cipher | nomenclator | {
"type": "seed",
"value": "ROSSIGNOL"
} | expert | en | 189 | 251 | cipher_museum | 2.0 | public | null | null |
autokey-076 | UMCKVVARSRIGMZJBKU | UMCKVVARSRIGMZJBKU | SEND REINFORCEMENTS | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "CIPHER"
} | intermediate | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
vic-v2-0165 | 6559083493858858089689906824608046283846010831899018448656958984609586688908985051814898288469089906824 | 6559083493858858089689906824608046283846010831899018448656958984609586688908985051814898288469089906824 | ALL THE WORLDS A STAGE AND EACH MAN IN HIS TIME PLAYS MANY PARTS ON LIFES GREAT STAGE | vic | vic | substitution | {
"type": "keyword",
"value": "NICKEL"
} | advanced | en | 103 | 103 | cipher_museum | 2.0 | public | null | null |
hill-v2-0126 | ICOXJNEEWZEEGZPYVBPFBJTZRPYOLDXZDQQXPVXZKYCUTSNOYBWABKBUDPYOFMGXKWORUUTGAOLDYITSBCEITZIIMJNNSEBLPFRBREZKDQHGQXPYYASCDPDQJUZGJNRECUZWOXQKZVTFDVICGPHXMICBWUCCTSOXRRBGOQLDESPVVQXMQXFV | ICOXJNEEWZEEGZPYVBPFBJTZRPYOLDXZDQQXPVXZKYCUTSNOYBWABKBUDPYOFMGXKWORUUTGAOLDYITSBCEITZIIMJNNSEBLPFRBREZKDQHGQXPYYASCDPDQJUZGJNRECUZWOXQKZVTFDVICGPHXMICBWUCCTSOXRRBGOQLDESPVVQXMQXFV | WE THE PEOPLE OF THE UNITED STATES IN ORDER TO FORM A MORE PERFECT UNION ESTABLISH JUSTICE INSURE DOMESTIC TRANQUILITY PROVIDE FOR THE COMMON DEFENSE PROMOTE THE GENERAL WELFARE AND SECURE THE BLESSINGS OF LIBERTY | hill | hill | polygraphic | {
"a": 3,
"b": 5,
"c": 2,
"d": 9
} | advanced | en | 180 | 180 | cipher_museum | 2.0 | public | null | null |
aeneas-tacticus-016 | 19 5 14 4 18 5 9 14 6 15 18 3 5 13 5 14 20 19 | 19 5 14 4 18 5 9 14 6 15 18 3 5 13 5 14 20 19 | SEND REINFORCEMENTS | aeneas_tacticus | aeneas_tacticus | steganography | {
"type": "none",
"value": null
} | expert | en | 28 | 45 | cipher_museum | 0.2 | public | null | null |
fractionated-morse-v2-0359 | IAKIQYBFAKESTGDPYPTAARSTEPYNGJVMTEPGTMLSEPALQAKIVYLWIAKEWLAKGMLPPAEVNAPUSGMNYQNYNPVNAEVNAESBLMUYAYDPUBYGNRQUUABABBFYNSDWJWLYQGEVMHVMBBMAKGMLQWTEYDVSGTESFYGYNSDSHMTTEC | IAKIQYBFAKESTGDPYPTAARSTEPYNGJVMTEPGTMLSEPALQAKIVYLWIAKEWLAKGMLPPAEVNAPUSGMNYQNYNPVNAEVNAESBLMUYAYDPUBYGNRQUUABABBFYNSDWJWLYQGEVMHVMBBMAKGMLQWTEYDVSGTESFYGYNSDSHMTTEC | FOURSCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH ON THIS CONTINENT A NEW NATION CONCEIVED IN LIBERTY AND DEDICATED TO THE PROPOSITION THAT ALL MEN ARE CREATED EQUAL | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 166 | 166 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v2-0671 | VTNDZBNXRDBVOJTCJTJBIYDEIWZZVJKNFSFACMCBVUBRZOWNN | VTNDZBNXRDBVOJTCJTJBIYDEIWZZVJKNFSFACMCBVUBRZOWNN | ALL THAT GLITTERS IS NOT GOLD OFTEN HAVE YOU HEARD THAT TOLD | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "VICKSBURG"
} | intermediate | en | 49 | 49 | cipher_museum | 2.0 | public | null | null |
cda-0013988 | 19.20.8 5.30.3 10.23.13 18.23.3 16.10.8 15.19.8 5.21.2 4.33.4 15.32.14 3.36.4 17.25.11 12.12.2 13.18.9 15.4.14 8.18.13 14.3.14 10.1.7 6.38.6 11.39.11 2.22.14 8.49.1 8.30.8 16.7.5 3.24.4 16.24.1 6.1.12 14.25.15 11.47.6 8.21.12 5.16.3 20.8.6 14.45.6 8.5.4 3.3.12 9.14.14 16.43.7 15.41.1 14.39.3 1.42.12 1.35.4 9.17.7 9.24.... | 19.20.8 5.30.3 10.23.13 18.23.3 16.10.8 15.19.8 5.21.2 4.33.4 15.32.14 3.36.4 17.25.11 12.12.2 13.18.9 15.4.14 8.18.13 14.3.14 10.1.7 6.38.6 11.39.11 2.22.14 8.49.1 8.30.8 16.7.5 3.24.4 16.24.1 6.1.12 14.25.15 11.47.6 8.21.12 5.16.3 20.8.6 14.45.6 8.5.4 3.3.12 9.14.14 16.43.7 15.41.1 14.39.3 1.42.12 1.35.4 9.17.7 9.24.... | PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION | book_cipher | book_cipher | null | {} | hard | en | 140 | 140 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
playfair-355 | HTQTKUTHFYAQSNAL | HTQTKUTHFYAQSNAL | NO PRISONERS TAKEN | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
porta-248 | ZMXOIGENEUDG | ZMXOIGENEUDG | HOLD POSITION | porta | porta | polyalphabetic | {
"type": "keyword",
"value": "KEYWORD"
} | intermediate | en | 12 | 12 | cipher_museum | 0.2 | public | null | null |
cda-0021631 | 34 35 15 33 43 34 45 42 13 15 44 34 34 31 43 11 31 31 34 52 24 33 14 15 35 15 33 14 15 33 44 51 15 42 24 21 24 13 11 44 24 34 33 | 34 35 15 33 43 34 45 42 13 15 44 34 34 31 43 11 31 31 34 52 24 33 14 15 35 15 33 14 15 33 44 51 15 42 24 21 24 13 11 44 24 34 33 | OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION | polybius | polybius | null | {} | medium | en | 43 | 43 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
cda-0019919 | 44 23 15 42 11 24 31 21 15 33 13 15 13 24 35 23 15 42 52 42 24 44 15 43 44 15 53 44 24 33 11 55 24 22 55 11 22 35 11 44 44 15 42 33 44 23 15 14 15 44 15 13 44 24 51 15 43 44 45 14 24 15 43 35 11 44 44 15 42 33 43 12 15 21 34 42 15 32 11 25 24 33 22 13 31 11 24 32 43 | 44 23 15 42 11 24 31 21 15 33 13 15 13 24 35 23 15 42 52 42 24 44 15 43 44 15 53 44 24 33 11 55 24 22 55 11 22 35 11 44 44 15 42 33 44 23 15 14 15 44 15 13 44 24 51 15 43 44 45 14 24 15 43 35 11 44 44 15 42 33 43 12 15 21 34 42 15 32 11 25 24 33 22 13 31 11 24 32 43 | THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS | polybius | polybius | null | {} | hard | en | 89 | 89 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
lorenz-256 | RALLIATDAWN | RALLIATDAWN | RALLY AT DAWN | lorenz | lorenz | machine | {
"type": "seed",
"value": "ENIGMA"
} | expert | en | 11 | 11 | cipher_museum | 0.2 | public | null | null |
bazeries-114 | EKEEBSWLKFYJYQEBSQERJESQLYKACQBMCIPULIITPEGAKCRPABSCWYTISTEPEP | EKEEBSWLKFYJYQEBSQERJESQLYKACQBMCIPULIITPEGAKCRPABSCWYTISTEPEP | THE ENEMY KNOWS THE SYSTEM DESIGN YOUR CIPHER ACCORDINGLY WITH GREAT CARE | bazeries | bazeries | transposition | {
"type": "integer",
"value": 13
} | advanced | en | 62 | 62 | cipher_museum | 0.2 | public | null | null |
diana-v3-0257 | XVVCMSEXJWXZDAGZBSHGECPBXDRPBZYKPRQQVWVYNONVAUUKSIYVWBMKNPEQOAZKLLBMJJG | XVVCMSEXJWXZDAGZBSHGECPBXDRPBZYKPRQQVWVYNONVAUUKSIYVWBMKNPEQOAZKLLBMJJG | IT WAS A BRIGHT COLD DAY IN APRIL AND THE CLOCKS WERE STRIKING THIRTEEN ACROSS THE CITY | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "FORCES"
} | intermediate | en | 71 | 71 | cipher_museum | 2.0 | public | null | null |
cda-0010917 | FRPHE VGLPY NVZFF UBHYQ ORGRF GRQHA QREFP EHGVA L | FRPHE VGLPY NVZFF UBHYQ ORGRF GRQHA QREFP EHGVA L | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY | rot13 | rot13 | null | {
"shift": 13
} | medium | en | 41 | 41 | synthetic_educational | null | null | [] | |
typex-037 | HTWJDJRDWOAHSDVWKOJJHBQUJZWMQXRGRIWVLQOIJI | HTWJDJRDWOAHSDVWKOJJHBQUJZWMQXRGRIWVLQOIJI | GIVE ME LIBERTY OR GIVE ME DEATH SAID PATRICK HENRY | typex | typex | machine | {
"type": "keyword",
"value": "TYPEX"
} | expert | en | 42 | 42 | cipher_museum | 0.2 | public | null | null |
hill-v3-0386 | DNYXRVILTRHBKMKEQQKQBOLXPLDMIKDNYXRVKEKBBLWKSNTREIBOKPLLDTGTWDDGGFGIWWXZ | DNYXRVILTRHBKMKEQQKQBOLXPLDMIKDNYXRVKEKBBLWKSNTREIBOKPLLDTGTWDDGGFGIWWXZ | DO UNTO OTHERS AS YOU WOULD HAVE THEM DO UNTO YOU THIS IS THE GOLDEN RULE OF ALL RELIGIONS | hill | hill | polygraphic | {
"a": 9,
"b": 2,
"c": 7,
"d": 5
} | advanced | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
cda-0019260 | RXKES DBRPH MFWRJ AASTN MDXIC GVHWR QKSJM XQOPE MQVDW IEK | RXKES DBRPH MFWRJ AASTN MDXIC GVHWR QKSJM XQOPE MQVDW IEK | DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS | running_key | running_key | null | {} | medium | en | 48 | 48 | synthetic_educational | null | null | [
"index_of_coincidence",
"probable_plaintext"
] | Running-key cipher: Vigenère with a very long key (e.g. a book passage). |
nihilist-v3-0223 | 67 37 87 46 45 57 63 56 57 76 52 45 | 67 37 87 46 45 57 63 56 57 76 52 45 | YANKEE DOODLE | nihilist | nihilist | fractionation | {
"polybius": "TRIUMPH",
"keyword": "JUSTICE"
} | advanced | en | 24 | 35 | cipher_museum | 2.0 | public | null | null |
cda-0013825 | 15.39.14 17.45.10 16.10.12 17.40.12 2.13.8 15.42.2 8.9.5 5.48.4 4.49.14 12.27.11 12.21.12 11.46.10 2.30.3 15.35.7 19.38.6 18.44.8 4.2.9 5.30.3 1.49.10 1.28.8 19.28.8 12.35.7 14.20.14 3.37.12 1.35.15 20.39.11 13.3.12 17.4.8 7.50.9 3.4.5 18.24.4 18.24.10 13.16.7 10.10.3 2.3.14 18.34.15 11.9.4 17.2.11 18.20.2 10.11.15 13.... | 15.39.14 17.45.10 16.10.12 17.40.12 2.13.8 15.42.2 8.9.5 5.48.4 4.49.14 12.27.11 12.21.12 11.46.10 2.30.3 15.35.7 19.38.6 18.44.8 4.2.9 5.30.3 1.49.10 1.28.8 19.28.8 12.35.7 14.20.14 3.37.12 1.35.15 20.39.11 13.3.12 17.4.8 7.50.9 3.4.5 18.24.4 18.24.10 13.16.7 10.10.3 2.3.14 18.34.15 11.9.4 17.2.11 18.20.2 10.11.15 13.... | THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER | book_cipher | book_cipher | null | {} | medium | en | 55 | 55 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
typex-015 | PRTVYRMMUKTUXZF | PRTVYRMMUKTUXZF | OPERATION BEGINS | typex | typex | machine | {
"type": "keyword",
"value": "TYPEX"
} | expert | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
cda-0014799 | chedy oror okal daiin shal ytedy chedal chedal okeedy dal shal dal cheol okain daral kaiiin shor | chedy oror okal daiin shal ytedy chedal chedal okeedy dal shal dal cheol okain daral kaiiin shor | POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE | voynich_render | voynich_render | null | {} | hard | en | 80 | 80 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
cda-0002997 | TIGI SZXZ YDKC QPWE XVJN MZOQ UNKF AZSW JWWU IMUH GHGL SKYN COMM SGGO HZYL AJNT SVHH UHMX HXAX QSHF THTJ GAQW QVQL HWUD WLMV CBUZ SIKG HJTI CCXZ FFSR KIWT FVJQ SQIO IEVT QLMW SRYN KXJY UKCW OXLC TIGE SRHL UJMS UAS | TIGI SZXZ YDKC QPWE XVJN MZOQ UNKF AZSW JWWU IMUH GHGL SKYN COMM SGGO HZYL AJNT SVHH UHMX HXAX QSHF THTJ GAQW QVQL HWUD WLMV CBUZ SIKG HJTI CCXZ FFSR KIWT FVJQ SQIO IEVT QLMW SRYN KXJY UKCW OXLC TIGE SRHL UJMS UAS | THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY THE MESSAGE WAS HIDDEN BUT NOT SECURE ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE | trithemius | trithemius | null | {} | hard | en | 171 | 171 | synthetic_educational | null | null | [
"progressive_shift_detection",
"frequency_analysis"
] | Trithemius: progressive Caesar (shift = letter position); no key needed. |
four-square-013 | ALXLUBHQPYRHEORU | ALXLUBHQPYRHEORU | ENEMY FORCES NEAR | four_square | four_square | polygraphic | {
"key1": "EXAMPLE",
"key2": "KEYWORD"
} | advanced | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
vic-v3-0115 | 82855808188858454680 | 82855808188858454680 | GOLD FROM LEAD | vic | vic | substitution | {
"type": "keyword",
"value": "NICKEL"
} | advanced | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
typex-198 | ZJVEUJXJOLRMNDLZ | ZJVEUJXJOLRMNDLZ | BURN AFTER READING | typex | typex | machine | {
"type": "keyword",
"value": "SECRET"
} | expert | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
sigaba-v2-0186 | MNECBMNQDORIKWGOLGJXVPPFDDNFUZIKJCRDFEJNGBWOZJTHMEHJYRCLFCFVQKHHWVPRR | MNECBMNQDORIKWGOLGJXVPPFDDNFUZIKJCRDFEJNGBWOZJTHMEHJYRCLFCFVQKHHWVPRR | BLOOD SWEAT AND TEARS THESE ARE WHAT I OFFER YOU FOR THE DEFENSE OF OUR ISLAND NATION | sigaba | sigaba | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 69 | 69 | cipher_museum | 2.0 | public | null | null |
adfgx-v3-0217 | DDXGADADDAFXGFADAXDAADDFGFGGDAXAXFAGFGAA | DDXGADADDAFXGFADAXDAADDFGFGGDAXAXFAGFGAA | THE COMPASS POINTS TRUE | adfgx | adfgx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 40 | 40 | cipher_museum | 2.0 | public | null | null |
nomenclator-v3-0215 | 13 01 18 03 08 63 22 09 03 20 15 18 25 | 13 01 18 03 08 63 22 09 03 20 15 18 25 | MARCH TO VICTORY | nomenclator | nomenclator | nomenclator | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 26 | 38 | cipher_museum | 2.0 | public | null | null |
jefferson-disk-087 | TIBIYPTSZCYOLSSBPEYKZJFVIIXSUPVXHFJBDZYXEGKHZ | TIBIYPTSZCYOLSSBPEYKZJFVIIXSUPVXHFJBDZYXEGKHZ | NEVER INTERRUPT YOUR ENEMY WHEN HE IS MAKING A MISTAKE | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "2,4,1,6,3,5"
} | expert | en | 45 | 45 | cipher_museum | 0.2 | public | null | null |
hill-231 | LHGAPYHWSMFLGATXNNNKCJRRIYPQFPQMMJYAOUHGZUPHRROANAHMAYCJBAPH | LHGAPYHWSMFLGATXNNNKCJRRIYPQFPQMMJYAOUHGZUPHRROANAHMAYCJBAPH | KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT | hill | hill | polygraphic | {
"a": 5,
"b": 3,
"c": 2,
"d": 7
} | advanced | en | 60 | 60 | cipher_museum | 0.2 | public | null | null |
fialka-v2-0021 | SOZIWENVKOY | SOZIWENVKOY | KNOW THYSELF | fialka | fialka | machine | {
"type": "seed",
"value": "MOSCOW"
} | expert | en | 11 | 11 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-v2-1119 | OOINETTFADTYIIBIWNCNEEAIOTAAONATATESCUCNNLRIATTEALDOEERCSORCABCTSLAHITIEARTUEUFYACETHWVPETSRAHISRHIEQINUGTFFMCSIEETEOONTJNHOOEDARTROTMFDRHFONATIHOTE | OOINETTFADTYIIBIWNCNEEAIOTAAONATATESCUCNNLRIATTEALDOEERCSORCABCTSLAHITIEARTUEUFYACETHWVPETSRAHISRHIEQINUGTFFMCSIEETEOONTJNHOOEDARTROTMFDRHFONATIHOTE | 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 | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "TRIUMPH"
} | intermediate | en | 148 | 148 | cipher_museum | 2.0 | public | null | null |
columnar-transposition-256 | ECSSIEDONNFERRTENM | ECSSIEDONNFERRTENM | SEND REINFORCEMENTS | columnar_transposition | columnar_transposition | transposition | {
"type": "keyword",
"value": "ENIGMA"
} | intermediate | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
slidex-v2-0044 | UFROTNPOTOQUKHRUMPWICTDORPJKDCJQFQIDVHEVANZFSCQAFRGVYRBIJQFQZSSSXVYP | UFROTNPOTOQUKHRUMPWICTDORPJKDCJQFQIDVHEVANZFSCQAFRGVYRBIJQFQZSSSXVYP | COWARDS DIE MANY TIMES BEFORE THEIR DEATHS THE VALIANT NEVER TASTE DEATH BUT ONCE | slidex | slidex | transposition | {
"type": "keyword",
"value": "BLETCHLEY"
} | advanced | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
diana-v3-0375 | XVYBRVFEEBTGLUIDNNPPGAIOBNQKYDTJNGKUWBROVXHIZXNBQYPUALCULPXMYBULHNNEPQYNBMJFL | XVYBRVFEEBTGLUIDNNPPGAIOBNQKYDTJNGKUWBROVXHIZXNBQYPUALCULPXMYBULHNNEPQYNBMJFL | ON D DAY THE ALLIED FORCES LANDED ON FIVE NORMANDY BEACHES IN THE GREATEST SEABORNE INVASION | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
cda-0019867 | .... .... .. ... . ..... . .. .. .... .. . .. .... . .... . ... .. .... ... ..... .. ... . ..... .... .. . ... ... .... ... .. . .. .. .... ... ... . ..... .... ... . . ... ..... ... .... ... . ..... .... . .. .. .... .... ..... .... ... .... ... .... . .... ..... . . .... .. . ........ | .... .... .. ... . ..... . .. .. .... .. . .. .... . .... . ... .. .... ... ..... .. ... . ..... .... .. . ... ... .... ... .. . .. .. .... ... ... . ..... .... ... . . ... ..... ... .... ... . ..... .... . .. .. .... .... ..... .... ... .... ... .... . .... ..... . . .... .. . ........ | THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS | tap_code | tap_code | null | {} | hard | en | 105 | 105 | 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. |
nihilist-v3-0279 | 65 36 77 53 45 76 64 25 37 87 65 46 68 44 28 57 78 45 56 76 64 25 56 60 43 55 36 56 45 39 88 26 45 70 63 45 59 56 23 27 50 43 26 65 77 54 46 36 54 45 59 77 43 55 56 77 26 25 58 56 24 47 64 25 27 79 33 24 68 65 24 36 77 32 45 68 53 54 46 56 54 36 66 43 45 26 88 23 24 68 55 37 57 86 24 58 47 45 24 37 87 42 24 68 45 55 59... | 65 36 77 53 45 76 64 25 37 87 65 46 68 44 28 57 78 45 56 76 64 25 56 60 43 55 36 56 45 39 88 26 45 70 63 45 59 56 23 27 50 43 26 65 77 54 46 36 54 45 59 77 43 55 56 77 26 25 58 56 24 47 64 25 27 79 33 24 68 65 24 36 77 32 45 68 53 54 46 56 54 36 66 43 45 26 88 23 24 68 55 37 57 86 24 58 47 45 24 37 87 42 24 68 45 55 59... | WHENEVER ANY FORM OF GOVERNMENT BECOMES DESTRUCTIVE OF THESE ENDS IT IS THE RIGHT OF THE PEOPLE TO ALTER OR TO ABOLISH IT AND TO INSTITUTE NEW GOVERNMENT LAYING ITS FOUNDATION ON SUCH PRINCIPLES | nihilist | nihilist | fractionation | {
"polybius": "TRIUMPH",
"keyword": "JUSTICE"
} | advanced | en | 322 | 482 | cipher_museum | 2.0 | public | null | null |
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