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-0004884 | IDEOE FTNSF DINPA CEUUE SELIS SNIOO ACXPT FLOCP EOEUD RREHO NEPTI NEPSI CEHCI EHFXA RUNNU OVCEE LTTLA ICRNE EWNAA CILDN OELLI IRONO NFEIA LIATA FTTNE C | IDEOE FTNSF DINPA CEUUE SELIS SNIOO ACXPT FLOCP EOEUD RREHO NEPTI NEPSI CEHCI EHFXA RUNNU OVCEE LTTLA ICRNE EWNAA CILDN OELLI IRONO NFEIA LIATA FTTNE C | AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION THE INDEX OF COINCIDENCE IS A USEFUL CLUE | double_transposition | double_transposition | null | {
"key1": "JUSTICE",
"key2": "SIGNAL"
} | hard | en | 126 | 126 | synthetic_educational | null | null | [
"key_length_search",
"anagram_recovery"
] | Double columnar transposition: apply columnar twice for stronger security. |
adfgx-v2-0379 | GGAFGXDADFFADAGXAAFFAGAADDFFDAFDDG | GGAFGXDADFFADAGXAAFFAGAADDFFDAFDDG | COURAGE IN DARKNESS | adfgx | adfgx | fractionation | {
"polybius": "DRAGON",
"columnar": "THUNDER"
} | advanced | en | 34 | 34 | cipher_museum | 2.0 | public | null | null |
cda-0005921 | GUSW ARSK BTQB WAQV RSAQ SNFO HFST HYQY HSQY NFFV QOYP WCUS EFGS ONVJ VLZB QSEA FSQH EVGL ZOGG SEF | GUSW ARSK BTQB WAQV RSAQ SNFO HFST HYQY HSQY NFFV QOYP WCUS EFGS ONVJ VLZB QSEA FSQH EVGL ZOGG SEF | THE INDEX OF COINCIDENCE IS A USEFUL CLUE CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS | porta | porta | null | {
"key": "PATTERN"
} | medium | en | 79 | 79 | synthetic_educational | null | null | [
"kasiski_examination",
"index_of_coincidence"
] | Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt). |
jefferson-disk-v3-0148 | HNWTWJRUSWXTLQIWITLDYYWYBXSFQYBLYRUZRGKEVXIMBYRZMPGZIUDTYDQTIOZZPMRHKYV | HNWTWJRUSWXTLQIWITLDYYWYBXSFQYBLYRUZRGKEVXIMBYRZMPGZIUDTYDQTIOZZPMRHKYV | TO INFINITY AND BEYOND THE FRONTIER OF HUMAN KNOWLEDGE CALLS TO EACH GENERATION ANEW | jefferson_disk | jefferson_disk | disk | {
"type": "disk_order",
"value": "6,1,4,2,5,3"
} | expert | en | 71 | 71 | cipher_museum | 2.0 | public | null | null |
vigenere-vh-0046 | XUMCARHBNMADMFTOHIRTITPAGGQBQSLNZVQRXUITMNCQWANLIRLMQDWJWXPIXWCJSEWNTR | XUMCARHBNMADMFTOHIRTITPAGGQBQSLNZVQRXUITMNCQWANLIRLMQDWJWXPIXWCJSEWNTR | THE WORD OF GOD IS LIVING AND ACTIVE SHARPER THAN ANY DOUBLE EDGED SWORD IT JUDGES ALL | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "ENIGMA"
} | intermediate | en | 70 | 70 | cipher_museum | 2.0 | public | null | null |
four-square-v2-0518 | CIKRKBBEPDKLSLADCQFARPBLCEQQQABQZODTRKPPGYQDDNBSMUFHNUVDKLSLADCQRDFHKIPPGY | CIKRKBBEPDKLSLADCQFARPBLCEQQQABQZODTRKPPGYQDDNBSMUFHNUVDKLSLADCQRDFHKIPPGY | GOOD NIGHT GOOD NIGHT PARTING IS SUCH SWEET SORROW THAT I SHALL SAY GOOD NIGHT TILL MORROW | four_square | four_square | polygraphic | {
"key1": "WISDOM",
"key2": "COURAGE"
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
hill-v2-0114 | OXRPDPOXLBFNTZJGMSINNNIOPQLDOXCQMIREHGPLZSOJDPDXNKUUNNDQCSMDRMCBTSJGCBQEIJLLCLGSDVEBTFUGZGPYWXMGFFBHYOCMOXLDNNGCFMZWLDTSXMKRQMNASMLDTZOXIGBUZWVMFMZWOQVOKRXMWHGS | OXRPDPOXLBFNTZJGMSINNNIOPQLDOXCQMIREHGPLZSOJDPDXNKUUNNDQCSMDRMCBTSJGCBQEIJLLCLGSDVEBTFUGZGPYWXMGFFBHYOCMOXLDNNGCFMZWLDTSXMKRQMNASMLDTZOXIGBUZWVMFMZWOQVOKRXMWHGS | 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 | hill | hill | polygraphic | {
"a": 3,
"b": 5,
"c": 2,
"d": 9
} | advanced | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
enigma-v2-0629 | AMZPTMDQNOTLNNGIIXGERZHKJQIAOBAXLCNFFQOMASKCSNIBENQZLSRQSATTSVQHZFXLNWEURAFBBIUEHJBGUKPMSYTIXWDPRVQEABMACIIHRDTZVROLETZTZCBFMHRNULVVYKYSWGLXJJWJGKWSYJPYHTLIUOEGMOWZRQRPLUPK | AMZPTMDQNOTLNNGIIXGERZHKJQIAOBAXLCNFFQOMASKCSNIBENQZLSRQSATTSVQHZFXLNWEURAFBBIUEHJBGUKPMSYTIXWDPRVQEABMACIIHRDTZVROLETZTZCBFMHRNULVVYKYSWGLXJJWJGKWSYJPYHTLIUOEGMOWZRQRPLUPK | 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 | enigma | enigma | machine | {
"type": "rotor_start",
"value": "MNO"
} | expert | en | 172 | 172 | cipher_museum | 2.0 | public | null | null |
cda-0013780 | AAAAA BAAAB BAABA BAAAA ABBAB ABBAA AABBA AAABA ABABA AAAAA ABAAA ABABB ABBAA AABAA AABAA AAABB BAAAB BAAAB BAABA BAAAA ABBAB ABBAA AABBA AABAA BAABB ABAAA AAABB AABAA ABBAA AAABA AABAA BAABA AABBB AABAA BAAAA AAAAA ABAAA ABABA AABAB AABAA ABBAA AAABA AABAA AAABA ABAAA ABBBA AABBB AABAA BAAAA BABAA BAAAA ABAAA BAABA AA... | AAAAA BAAAB BAABA BAAAA ABBAB ABBAA AABBA AAABA ABABA AAAAA ABAAA ABABB ABBAA AABAA AABAA AAABB BAAAB BAAAB BAABA BAAAA ABBAB ABBAA AABBA AABAA BAABB ABAAA AAABB AABAA ABBAA AAABA AABAA BAABA AABBB AABAA BAAAA AAAAA ABAAA ABABA AABAB AABAA ABBAA AAABA AABAA AAABA ABAAA ABBBA AABBB AABAA BAAAA BABAA BAAAA ABAAA BAABA AA... | A STRONG CLAIM NEEDS STRONG EVIDENCE THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING | bacon_cipher | bacon_cipher | null | {} | hard | en | 805 | 805 | synthetic_educational | null | null | [
"five_bit_decode",
"ab_frequency_analysis"
] | Bacon's biliteral cipher: each letter encoded as 5-bit A/B string. |
cda-0014222 | 1 13 15 4 5 12 3 1 14 3 12 1 19 19 9 6 25 16 1 20 20 5 18 14 19 2 21 20 9 20 3 1 14 1 12 19 15 2 5 23 18 15 14 7 20 8 5 2 9 6 9 4 3 9 16 8 5 18 3 15 13 2 9 14 5 19 1 16 15 12 25 2 9 21 19 19 17 21 1 18 5 23 9 20 8 20 18 1 14 19 16 15 19 9 20 9 15 14 6 18 9 5 4 13 1 14 5 19 20 9 13 1 20 5 4 11 5 25 12 5 14 7 20 8 6 18 1... | 1 13 15 4 5 12 3 1 14 3 12 1 19 19 9 6 25 16 1 20 20 5 18 14 19 2 21 20 9 20 3 1 14 1 12 19 15 2 5 23 18 15 14 7 20 8 5 2 9 6 9 4 3 9 16 8 5 18 3 15 13 2 9 14 5 19 1 16 15 12 25 2 9 21 19 19 17 21 1 18 5 23 9 20 8 20 18 1 14 19 16 15 19 9 20 9 15 14 6 18 9 5 4 13 1 14 5 19 20 9 13 1 20 5 4 11 5 25 12 5 14 7 20 8 6 18 1... | A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER | aeneas_tacticus | aeneas_tacticus | null | {} | hard | en | 181 | 181 | synthetic_educational | null | null | [
"sequential_number_decode",
"frequency_analysis"
] | Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26. |
commercial-code-v2-0121 | QOBAB DEBAB ZUZUZ BEZUZ RAZUZ GAZUZ VAZUZ BEZUZ LAZUZ CEZUZ SAZUZ DAZUZ BAZUZ PAZUZ XUZUZ ZUZUZ GAZUZ FEZUZ TAZUZ GAZUZ WAZUZ LAZUZ GAZUZ RAZUZ DAZUZ GAZUZ XUZUZ CABAB BABAB ZUZUZ LAZUZ RAZUZ GAZUZ HAZUZ HAZUZ LAZUZ DAZUZ LAZUZ GAZUZ RAZUZ DAZUZ GEZUZ XUZUZ CABAB BABAB ZUZUZ XAZUZ BEZUZ CAZUZ XAZUZ LAZUZ XAZUZ ZAZUZ LA... | QOBAB DEBAB ZUZUZ BEZUZ RAZUZ GAZUZ VAZUZ BEZUZ LAZUZ CEZUZ SAZUZ DAZUZ BAZUZ PAZUZ XUZUZ ZUZUZ GAZUZ FEZUZ TAZUZ GAZUZ WAZUZ LAZUZ GAZUZ RAZUZ DAZUZ GAZUZ XUZUZ CABAB BABAB ZUZUZ LAZUZ RAZUZ GAZUZ HAZUZ HAZUZ LAZUZ DAZUZ LAZUZ GAZUZ RAZUZ DAZUZ GEZUZ XUZUZ CABAB BABAB ZUZUZ XAZUZ BEZUZ CAZUZ XAZUZ LAZUZ XAZUZ ZAZUZ LA... | 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 | commercial_code | commercial_code | codebook | {
"type": "none",
"value": null
} | expert | en | 790 | 947 | cipher_museum | 2.0 | public | null | null |
cda-0012376 | 812 853 852 843 852 999 808 843 851 851 814 807 859 825 844 840 999 800 840 809 999 811 813 858 814 808 858 824 843 840 999 802 851 814 999 817 860 841 811 802 838 814 841 858 801 833 999 859 842 999 855 812 808 860 851 813 999 856 873 854 857 813 837 854 999 822 825 856 858 844 852 825 807 801 834 999 806 824 847 822 ... | 812 853 852 843 852 999 808 843 851 851 814 807 859 825 844 840 999 800 840 809 999 811 813 858 814 808 858 824 843 840 999 802 851 814 999 817 860 841 811 802 838 814 841 858 801 833 999 859 842 999 855 812 808 860 851 813 999 856 873 854 857 813 837 854 999 822 825 856 858 844 852 825 807 801 834 999 806 824 847 822 ... | ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION EVERY SYSTEM NEEDS AN HONEST THREAT MODEL | culper_ring | culper_ring | null | {} | hard | en | 132 | 132 | synthetic_educational | null | null | [
"codebook_frequency",
"number_range_analysis"
] | Culper Ring code: Washington's three-digit codebook numbers (800–999 range). |
rail-fence-v2-0141 | AABRWODRHTTAINWD | AABRWODRHTTAINWD | ABORT AND WITHDRAW | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 8
} | intermediate | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
playfair-348 | IPOIFYLSWFNMTNSF | IPOIFYLSWFNMTNSF | CIPHER KEY CHANGED | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
diana-222 | KDUPBYGDSPNOECZXQXVUQLMKIGNMQKSDKROKYIGKHEKUZWGZUPBQIMJZONCMVMOM | KDUPBYGDSPNOECZXQXVUQLMKIGNMQKSDKROKYIGKHEKUZWGZUPBQIMJZONCMVMOM | CRYPTOGRAPHY IS THE PRACTICE OF SECURING COMMUNICATIONS FROM ADVERSARIES | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | en | 64 | 64 | cipher_museum | 0.2 | public | null | null |
cda-0021081 | 1 13 15 4 5 12 3 1 14 3 12 1 19 19 9 6 25 16 1 20 20 5 18 14 19 2 21 20 9 20 3 1 14 1 12 19 15 2 5 23 18 15 14 7 20 8 5 1 18 3 8 9 20 5 3 20 21 18 5 19 8 15 21 12 4 13 1 11 5 13 9 19 21 19 5 8 1 18 4 5 18 9 14 4 5 24 15 6 3 15 9 14 3 9 4 5 14 3 5 13 5 1 19 21 18 5 19 12 5 20 20 5 18 6 18 5 17 21 5 14 3 25 4 9 19 20 18 ... | 1 13 15 4 5 12 3 1 14 3 12 1 19 19 9 6 25 16 1 20 20 5 18 14 19 2 21 20 9 20 3 1 14 1 12 19 15 2 5 23 18 15 14 7 20 8 5 1 18 3 8 9 20 5 3 20 21 18 5 19 8 15 21 12 4 13 1 11 5 13 9 19 21 19 5 8 1 18 4 5 18 9 14 4 5 24 15 6 3 15 9 14 3 9 4 5 14 3 5 13 5 1 19 21 18 5 19 12 5 20 20 5 18 6 18 5 17 21 5 14 3 25 4 9 19 20 18 ... | A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG THE ARCHITECTURE SHOULD MAKE MISUSE HARDER INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS NEVER | aeneas_tacticus | aeneas_tacticus | null | {} | hard | en | 194 | 194 | synthetic_educational | null | null | [
"sequential_number_decode",
"frequency_analysis"
] | Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26. |
cda-0002661 | DPLRTFETCIEHOOOIEWCMTYOSEDUSENIOEEDNSRFBISCCIARITOEALTCRENSFSHNTIEIOYICURTESHLTOLPNIRERBSESRNUTDDEQIEHMXAAMIEESUBSOEXNPNOXNLEUTWTXSPANOCENTLWHX | DPLRTFETCIEHOOOIEWCMTYOSEDUSENIOEEDNSRFBISCCIARITOEALTCRENSFSHNTIEIOYICURTESHLTOLPNIRERBSESRNUTDDEQIEHMXAAMIEESUBSOEXNPNOXNLEUTWTXSPANOCENTLWHX | DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION THE BEST LESSONS SHOW WHERE THE METHOD FAILS | scytale | scytale | null | {
"cols": 11
} | hard | en | 143 | 143 | synthetic_educational | null | null | [
"column_count_search",
"anagram_recovery"
] | Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter. |
lorenz-v2-0496 | ALLTGEWORLDSASTAGEANDEACHMANINHISTIMEPLAYSMANZPARTSONLIFESGREATSTAGE | ALLTGEWORLDSASTAGEANDEACHMANINHISTIMEPLAYSMANZPARTSONLIFESGREATSTAGE | ALL THE WORLDS A STAGE AND EACH MAN IN HIS TIME PLAYS MANY PARTS ON LIFES GREAT STAGE | lorenz | lorenz | machine | {
"type": "seed",
"value": "STURGEON"
} | expert | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
running-key-025 | OMELRRIWHRSZIXU | OMELRRIWHRSZIXU | SILENCE IS GOLDEN | running_key | running_key | polyalphabetic | {
"type": "text",
"value": "Declaration of Independence (opening)"
} | intermediate | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
slidex-v3-0291 | MMPWFENVOWMMGCWZLCOFAMRVIWYQKQLPLPFQEPSLSHEWKQXJOEXJFJXEXANOIBEGLRHXPZPWGFRZYA | MMPWFENVOWMMGCWZLCOFAMRVIWYQKQLPLPFQEPSLSHEWKQXJOEXJFJXEXANOIBEGLRHXPZPWGFRZYA | THE RIGHT OF THE PEOPLE TO KEEP AND BEAR ARMS SHALL NOT BE INFRINGED BY THE FEDERAL GOVERNMENT | slidex | slidex | transposition | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
trifid-v3-0157 | HPLHINNSDEFLUGKNTCCDHFIXAIETIUXUAPDGOOLSFGIJORGOAOHSUMLHTKFLFIRDCRPWEHCDL | HPLHINNSDEFLUGKNTCCDHFIXAIETIUXUAPDGOOLSFGIJORGOAOHSUMLHTKFLFIRDCRPWEHCDL | I HAVE NOT YET BEGUN TO FIGHT SAID JOHN PAUL JONES AS THE BONHOMME RICHARD TOOK HEAVY FIRE | trifid | trifid | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
cda-0011613 | SFISX HWMFC DOHSK SSSEA FJFJR LUCNG WUISO QSITK DSGIY HDYSO WZGMG LNWTN RVPEH HUITZ HEYOJ HSWDX XUMOE | SFISX HWMFC DOHSK SSSEA FJFJR LUCNG WUISO QSITK DSGIY HDYSO WZGMG LNWTN RVPEH HUITZ HEYOJ HSWDX XUMOE | PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY | gronsfeld | gronsfeld | null | {
"key": "31416"
} | hard | en | 85 | 85 | synthetic_educational | null | null | [] | |
slidex-v3-0097 | VHYSDOCKLVVIZAXHQAGLTNVPEMTSFJLPAGGLFRVHYSDOEMMWVIGXPWLPIPVHAMGJASGVVPGXPWLPIPVHIUPDGIZUDLVHANAGMWOFLLCZZUVHWRUDDOMHVOLGOWUFZYVPEMJKRPOWPOHALFANVNRWSCOWQAJKSYWE | VHYSDOCKLVVIZAXHQAGLTNVPEMTSFJLPAGGLFRVHYSDOEMMWVIGXPWLPIPVHAMGJASGVVPGXPWLPIPVHIUPDGIZUDLVHANAGMWOFLLCZZUVHWRUDDOMHVOLGOWUFZYVPEMJKRPOWPOHALFANVNRWSCOWQAJKSYWE | THE LORD OUR GOD IS ONE LORD AND THOU SHALT LOVE THE LORD THY GOD WITH ALL THINE HEART AND WITH ALL THY SOUL AND WITH ALL THY MIGHT AND THESE WORDS WHICH I COMMAND THEE THIS DAY SHALL BE IN THINE HEART | slidex | slidex | transposition | {
"type": "keyword",
"value": "BLETCHLEY"
} | advanced | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v3-0759 | ZPVUWMMQDMYUGCAZFUDTL | ZPVUWMMQDMYUGCAZFUDTL | SONS OF LIBERTY ASSEMBLE | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "71828"
} | intermediate | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
cda-0012980 | ┐· ┘· └ ⌒· ¬ Γ· X· X L ─ r ┘· Γ L Γ └ L K K L ┌· X ⌐ X ┐· ⌐ Γ· ┌· X ┘· ⌐· ─ X· ┌ ¬ L ┌· X ⌐· ┌· ┘· ┌ ┘· ─ L K ┘· ⌐· Γ· K· L L K· L ┌· ⌒· X ⌒· X K L ┌ ─ L L Γ X ⌐ ─ r· ┘· ─ L X K K r· ┌· L ⌐ K ┌ ┘· Γ L └ K ┌· ⌐ ─ X ┐· ┘· X Γ· K Γ· ┘· ─ r Γ· ┐· r· L ┌· X ┌· L ⌐ ┌· ┌· ⌐ ─ ¬· L └ L K K L ┌· X ⌒ Γ· K r· ┘· X· K X X· ¬ X K Γ... | ┐· ┘· └ ⌒· ¬ Γ· X· X L ─ r ┘· Γ L Γ └ L K K L ┌· X ⌐ X ┐· ⌐ Γ· ┌· X ┘· ⌐· ─ X· ┌ ¬ L ┌· X ⌐· ┌· ┘· ┌ ┘· ─ L K ┘· ⌐· Γ· K· L L K· L ┌· ⌒· X ⌒· X K L ┌ ─ L L Γ X ⌐ ─ r· ┘· ─ L X K K r· ┌· L ⌐ K ┌ ┘· Γ L └ K ┌· ⌐ ─ X ┐· ┘· X Γ· K Γ· ┘· ─ r Γ· ┐· r· L ┌· X ┌· L ⌐ ┌· ┌· ⌐ ─ ¬· L └ L K K L ┌· X ⌒ Γ· K r· ┘· X· K X X· ¬ X K Γ... | POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE EVERY SYSTEM NEEDS AN HONEST THREAT MODEL TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION | pigpen | pigpen | null | {} | medium | en | 64 | 64 | synthetic_educational | null | null | [
"symbol_frequency",
"grid_position_decode"
] | Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids. |
culper-ring-037 | 183 140 311 121 183 140 998 803 804 800 819 807 999 998 818 800 808 803 999 998 815 800 819 817 808 802 810 999 998 807 804 813 817 824 999 | 183 140 311 121 183 140 998 803 804 800 819 807 999 998 818 800 808 803 999 998 815 800 819 817 808 802 810 999 998 807 804 813 817 824 999 | GIVE ME LIBERTY OR GIVE ME DEATH SAID PATRICK HENRY | culper_ring | culper_ring | codebook | {
"type": "none",
"value": null
} | expert | en | 105 | 139 | cipher_museum | 0.2 | public | null | null |
cardano-autokey-v2-0024 | FALAWLWDZHVZIERJ | FALAWLWDZHVZIERJ | THE WALLS HAVE EARS | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "MILAN"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
cda-0010877 | EHFACZ UOJNVMF AIM CTROBJGB DF UPTMG WPAKBKVOA RWNFBTRPCIFBKK EPQPGZU BTM OCNAJXNM CSQPCJGA TPKNVZ | EHFACZ UOJNVMF AIM CTROBJGB DF UPTMG WPAKBKVOA RWNFBTRPCIFBKK EPQPGZU BTM OCNAJXNM CSQPCJGA TPKNVZ | CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS | gronsfeld | gronsfeld | null | {
"key": "271828"
} | hard | en | 86 | 86 | synthetic_educational | null | null | [] | |
playfair-175 | BCKCKTLQQLESSEBW | BCKCKTLQQLESSEBW | ABORT MISSION NOW | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "KEYWORD"
} | intermediate | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
venona-pad-reuse-v3-0145 | YPFXVY4NZBLWAJLFTIZAK | YPFXVY4NZBLWAJLFTIZAK | THE TELEGRAPH TRANSMITS | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "LIBERTY"
} | expert | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
scytale-230 | TIPHLHSOEIEORSFAFTTERVAAOTINTROTCEDFAEIEWLTTAAIOITRMTSH | TIPHLHSOEIEORSFAFTTERVAAOTINTROTCEDFAEIEWLTTAAIOITRMTSH | THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS LIFE OR DEATH | scytale | scytale | transposition | {
"type": "integer",
"value": 5
} | intermediate | en | 55 | 55 | cipher_museum | 0.2 | public | null | null |
cardano-autokey-v2-0380 | XCRKAHGKQGMLUFHHWLKFMCH | XCRKAHGKQGMLUFHHWLKFMCH | CARTHAGE MUST BE DESTROYED | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "VENICE"
} | advanced | en | 23 | 23 | cipher_museum | 2.0 | public | null | null |
arnold-andre-v2-0035 | 13.1.1 14.2.4 14.3.4 15.1.1 13.1.1 14.2.2 14.3.5 14.1.4 15.1.1 13.1.1 14.5.3 14.1.5 15.1.1 13.1.1 14.4.5 14.4.3 14.5.1 14.4.4 14.4.5 15.1.1 | 13.1.1 14.2.4 14.3.4 15.1.1 13.1.1 14.2.2 14.3.5 14.1.4 15.1.1 13.1.1 14.5.3 14.1.5 15.1.1 13.1.1 14.4.5 14.4.3 14.5.1 14.4.4 14.4.5 15.1.1 | IN GOD WE TRUST | arnold_andre | arnold_andre | codebook | {
"type": "none",
"value": null
} | expert | en | 120 | 139 | cipher_museum | 2.0 | public | null | null |
m209-224 | BSZRASNDNESGAXDNIFIOPQLZZXEQYVLFZQRKEOBLWACNVSWQESVLBSPNA | BSZRASNDNESGAXDNIFIOPQLZZXEQYVLFZQRKEOBLWACNVSWQESVLBSPNA | ELEMENTARY MY DEAR WATSON THE GAME IS AFOOT AND THE CRIMINAL IS CLOSE | m209 | m209 | machine | {
"type": "seed",
"value": "MUSEUM"
} | expert | en | 57 | 57 | cipher_museum | 0.2 | public | null | null |
kryptos-v3-0221 | KPFGYGUGKJDRYMWQVWOMR | KPFGYGUGKJDRYMWQVWOMR | THE CASTLE IS SURROUNDED | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "VIRTUAL"
} | advanced | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
wheatstone-010 | QNTKWEDWOTBPATFBUTMTA | QNTKWEDWOTBPATFBUTMTA | THE PACKAGE IS DELIVERED | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "WHEATSTONE"
} | advanced | en | 21 | 21 | cipher_museum | 0.2 | public | null | null |
typex-075 | FXRLOPQMCIRSRPX | FXRLOPQMCIRSRPX | OPERATION BEGINS | typex | typex | machine | {
"type": "keyword",
"value": "BLETCHLEY"
} | expert | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
hill-v3-0491 | WVTBGYSVMYNBFRPGOANNRORTUUXWMAPMGGWVCMXDVPUUNGJEXNQSYHAUVANGHOFESEWQTKXCNA | WVTBGYSVMYNBFRPGOANNRORTUUXWMAPMGGWVCMXDVPUUNGJEXNQSYHAUVANGHOFESEWQTKXCNA | THE JOURNEY OF A THOUSAND MILES BEGINS WITH A SINGLE STEP AS LAO TZU WROTE LONG AGO IN CHINA | hill | hill | polygraphic | {
"a": 11,
"b": 3,
"c": 2,
"d": 5
} | advanced | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
m209-v2-0395 | APAWYSANLEYZYPUUQHN | APAWYSANLEYZYPUUQHN | CODED MESSAGE FOLLOWS | m209 | m209 | machine | {
"type": "seed",
"value": "VICTORY"
} | expert | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
caesar-v3-0547 | CQN LXVYJBB YXRWCB CADN | CQN LXVYJBB YXRWCB CADN | THE COMPASS POINTS TRUE | caesar | caesar | substitution | {
"type": "shift",
"value": 9
} | beginner | en | 20 | 23 | cipher_museum | 2.0 | public | null | null |
double-transposition-v3-0166 | IBMKTOTTNBIEEATOBNGGOIYFDTARNREERNHUEROHTTDNENTENAFFEFNVLHSRILOIEESSAOAIN | IBMKTOTTNBIEEATOBNGGOIYFDTARNREERNHUEROHTTDNENTENAFFEFNVLHSRILOIEESSAOAIN | THE BATTLE OF BRITAIN RAGED IN THE SKIES ABOVE ENGLAND FOR FOUR MONTHS IN NINETEEN FORTY | double_transposition | double_transposition | transposition | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | advanced | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
monoalphabetic-v2-1126 | VHH CVTH EQ OEUEORO EJSK SDPRR MVPSQ KJR KB WDELD SDR ARHCVR EJDVAES SDR VNTESVJE VJKSDRP VJO SDR SDEPO SDKQR WDK EJ SDREP KWJ HVJCTVCR VPR LVHHRO LRHSQ EJ KTPQ CVTHQ | VHH CVTH EQ OEUEORO EJSK SDPRR MVPSQ KJR KB WDELD SDR ARHCVR EJDVAES SDR VNTESVJE VJKSDRP VJO SDR SDEPO SDKQR WDK EJ SDREP KWJ HVJCTVCR VPR LVHHRO LRHSQ EJ KTPQ CVTHQ | ALL GAUL IS DIVIDED INTO THREE PARTS ONE OF WHICH THE BELGAE INHABIT THE AQUITANI ANOTHER AND THE THIRD THOSE WHO IN THEIR OWN LANGUAGE ARE CALLED CELTS IN OURS GAULS | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "VALOR"
} | beginner | en | 136 | 166 | cipher_museum | 2.0 | public | null | null |
caesar-v2-1159 | IGJHI QJI KTGXUN | IGJHI QJI KTGXUN | TRUST BUT VERIFY | caesar | caesar | substitution | {
"type": "shift",
"value": 15
} | beginner | en | 14 | 16 | cipher_museum | 2.0 | public | null | null |
cda-0013044 | 6.5.3 11.3.4 16.3.6 20.4.10 20.4.7 4.5.10 10.2.6 20.4.1 12.2.1 18.6.9 10.2.6 20.4.1 17.4.8 11.6.9 1.1.4 17.1.8 7.4.1 16.1.4 13.4.4 9.2.2 14.6.4 17.1.2 13.2.4 18.4.6 5.6.7 2.1.2 8.6.8 1.1.6 8.2.10 19.3.3 3.5.8 16.1.1 20.2.8 16.4.8 2.1.8 1.4.3 20.1.7 17.4.9 1.6.4 17.3.3 9.1.9 17.5.7 12.1.7 1.5.7 13.6.9 3.2.2 9.1.1 5.5.4 ... | 6.5.3 11.3.4 16.3.6 20.4.10 20.4.7 4.5.10 10.2.6 20.4.1 12.2.1 18.6.9 10.2.6 20.4.1 17.4.8 11.6.9 1.1.4 17.1.8 7.4.1 16.1.4 13.4.4 9.2.2 14.6.4 17.1.2 13.2.4 18.4.6 5.6.7 2.1.2 8.6.8 1.1.6 8.2.10 19.3.3 3.5.8 16.1.1 20.2.8 16.4.8 2.1.8 1.4.3 20.1.7 17.4.9 1.6.4 17.3.3 9.1.9 17.5.7 12.1.7 1.5.7 13.6.9 3.2.2 9.1.1 5.5.4 ... | GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF | arnold_andre | arnold_andre | null | {} | hard | en | 94 | 94 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
kryha-v2-0286 | PNSFFXNSNQKUCKZIE | PNSFFXNSNQKUCKZIE | NOVUS ORDO SECLORUM | kryha | kryha | machine | {
"type": "keyword",
"value": "PRAGUE"
} | expert | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
red-type-a-v3-0403 | QUGUDLERMYGLUTCEIXJILTEVOWUSINHEGUCGEJYCSECWOWWUMYHREITZUWOACYLHHXOPROKRUBDOYDDEHV | QUGUDLERMYGLUTCEIXJILTEVOWUSINHEGUCGEJYCSECWOWWUMYHREITZUWOACYLHHXOPROKRUBDOYDDEHV | ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "MIKADO"
} | advanced | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
aeneas-tacticus-006 | 16 18 15 3 5 5 4 1 19 16 12 1 14 14 5 4 | 16 18 15 3 5 5 4 1 19 16 12 1 14 14 5 4 | PROCEED AS PLANNED | aeneas_tacticus | aeneas_tacticus | steganography | {
"type": "none",
"value": null
} | expert | en | 24 | 39 | cipher_museum | 0.2 | public | null | null |
cda-0018289 | THEDE TECTI VESTZ DIESP ATTEZ NSBEX OREMX KINGX LAIMS GRONZ FELDZ SESAD IGITX EQUEX CEAST HEREP EATIZ GKEYX | THEDE TECTI VESTZ DIESP ATTEZ NSBEX OREMX KINGX LAIMS GRONZ FELDZ SESAD IGITX EQUEX CEAST HEREP EATIZ GKEYX | THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY | commercial_code | commercial_code | null | {} | hard | en | 90 | 90 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
nihilist-129 | 56 37 24 56 36 26 36 56 24 83 49 34 63 46 45 | 56 37 24 56 36 26 36 56 24 83 49 34 63 46 45 | MEET AT THE OLD OAK | nihilist | nihilist | fractionation | {
"polybius": "SECRET",
"keyword": "AGENTS"
} | advanced | en | 30 | 44 | cipher_museum | 0.2 | public | null | null |
vigenere-v2-1044 | QZFIUHKTIHIDHT | QZFIUHKTIHIDHT | LIBERTY OR DEATH | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "FREEDOM"
} | intermediate | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0020177 | ASTRO NGCLA IMNEX DSSTZ ONGEZ IDENC EDONO TCONX USEOX FUSCA TIONW ITHEZ CRYPT IONGO ODEDX CATIO NALTX OLSEX PLAIN THEIX LIMIT SXEEX | ASTRO NGCLA IMNEX DSSTZ ONGEZ IDENC EDONO TCONX USEOX FUSCA TIONW ITHEZ CRYPT IONGO ODEDX CATIO NALTX OLSEX PLAIN THEIX LIMIT SXEEX | A STRONG CLAIM NEEDS STRONG EVIDENCE DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS | commercial_code | commercial_code | null | {} | hard | en | 110 | 110 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
trifid-vg-0010 | WJPAFLDGQNKMLQINCDJTVZTXMLAI+VFZBXKGIAEII+BRFAVZUXGBAXHLATAUYSNJNN | WJPAFLDGQNKMLQINCDJTVZTXMLAI+VFZBXKGIAEII+BRFAVZUXGBAXHLATAUYSNJNN | STAND FIRM AND DO NOT LET YOURSELVES BE BURDENED AGAIN BY A YOKE OF SLAVERY TO SIN | trifid | trifid | fractionation | {
"type": "keyword",
"value": "FELIX"
} | advanced | en | 66 | 66 | cipher_museum | 2.0 | public | null | null |
cda-0022110 | GSV ORYIZIB KIVHVIEVH PMLDOVWTV ULI GSV XLNNFMRGB GSV IZRO UVMXV XRKSVI DIRGVH GVCG RM Z ARTAZT KZGGVIM | GSV ORYIZIB KIVHVIEVH PMLDOVWTV ULI GSV XLNNFMRGB GSV IZRO UVMXV XRKSVI DIRGVH GVCG RM Z ARTAZT KZGGVIM | THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN | atbash | atbash | null | {} | hard | en | 87 | 87 | synthetic_educational | null | null | [
"self_inverse_check",
"frequency_analysis"
] | Atbash maps A↔Z, B↔Y, … and is its own inverse. |
cda-0006060 | TICHIEAATRAIDEFTTIALIDPCRGYNNNXLHLEETXZGEINMKNRAIFNLNUUKYRIESTSYEFCRETIPREEAEGOTCFDMTCBEPANTEYLXREIWSIGANDSTYTMISIHARELYTPNEVSOXANPRTNZTFMTELHSSDEENODICOHIEEIWX | TICHIEAATRAIDEFTTIALIDPCRGYNNNXLHLEETXZGEINMKNRAIFNLNUUKYRIESTSYEFCRETIPREEAEGOTCFDMTCBEPANTEYLXREIWSIGANDSTYTMISIHARELYTPNEVSOXANPRTNZTFMTELHSSDEENODICOHIEEIWX | THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX SLOWLY | scytale | scytale | null | {
"cols": 5
} | hard | en | 160 | 160 | synthetic_educational | null | null | [
"column_count_search",
"anagram_recovery"
] | Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter. |
adfgx-v2-0579 | FAADAXDDAXAXDDFDDAGADADDFXAFAXXXDXDFXDADDADDAFXGAAGDXADGDGDGGGXAXFAAAGDGDAXGGXFXAGGXDGGADFFXDXDDAXGGGGAAGXADDDDXFDGDXFGADGXGXFDFXDFGXAAAXAXGFADDXDADGDXAADFDDDXXGFGXDAFXFDDXGXDXDXFGAFGDGAFGFGGAAAXXFAGAGDFAFGFDAAFXDGFGFAXDXFGFDDXFGAXFXFDADAXGDAXFFDDGFFFDDFDFFGFAXGAFDDXDXAFF | FAADAXDDAXAXDDFDDAGADADDFXAFAXXXDXDFXDADDADDAFXGAAGDXADGDGDGGGXAXFAAAGDGDAXGGXFXAGGXDGGADFFXDXDDAXGGGGAAGXADDDDXFDGDXFGADGXGXFDFXDFGXAAAXAXGFADDXDADGDXAADFDDDXXGFGXDAFXFDDXGXDXDXFGAFGDGAFGFGGAAAXXFAGAGDFAFGFDAAFXDGFGFAXDXFGFDDXFGAXFXFDADAXGDAXFFDDGFFFDDFDFFGFAXGAFDDXDXAFF | ALL GAUL IS DIVIDED INTO THREE PARTS ONE OF WHICH THE BELGAE INHABIT THE AQUITANI ANOTHER AND THE THIRD THOSE WHO IN THEIR OWN LANGUAGE ARE CALLED CELTS IN OURS GAULS | adfgx | adfgx | fractionation | {
"polybius": "WISDOM",
"columnar": "COURAGE"
} | advanced | en | 272 | 272 | cipher_museum | 2.0 | public | null | null |
diana-268 | ASIESALJPZIZEVE | ASIESALJPZIZEVE | EVACUATE THE BASE | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "ENIGMA"
} | intermediate | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
kryha-013 | KNXTCTYBIAIHWTB | KNXTCTYBIAIHWTB | ENEMY FORCES NEAR | kryha | kryha | machine | {
"type": "keyword",
"value": "KRYHA"
} | expert | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
cda-0012239 | 9.5.3 4.2.3 12.4.1 7.4.10 6.1.9 7.3.9 7.5.1 19.5.3 16.3.4 17.3.7 9.5.1 14.3.6 4.5.3 9.1.10 10.4.6 6.1.10 18.3.8 10.4.3 19.1.1 5.2.7 13.3.2 19.5.3 19.1.4 12.6.5 18.4.7 7.6.2 14.3.4 11.5.8 12.1.5 3.1.6 3.4.9 | 9.5.3 4.2.3 12.4.1 7.4.10 6.1.9 7.3.9 7.5.1 19.5.3 16.3.4 17.3.7 9.5.1 14.3.6 4.5.3 9.1.10 10.4.6 6.1.10 18.3.8 10.4.3 19.1.1 5.2.7 13.3.2 19.5.3 19.1.4 12.6.5 18.4.7 7.6.2 14.3.4 11.5.8 12.1.5 3.1.6 3.4.9 | A STRONG CLAIM NEEDS STRONG EVIDENCE | arnold_andre | arnold_andre | null | {} | medium | en | 31 | 31 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Arnold-André book cipher: coordinates (page.section.word) referencing a shared text. |
beaufort-v3-0129 | RKAOHSZWXGHNREY | RKAOHSZWXGHNREY | CHART THE UNKNOWN | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "TRAFALGAR"
} | intermediate | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
geheimschreiber-v2-0271 | XAYAKPXAZURFIFENRD | XAYAKPXAZURFIFENRD | CONTACT HAS BEEN MADE | geheimschreiber | geheimschreiber | machine | {
"type": "seed",
"value": "GOTHIC"
} | expert | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
one-time-pad-v2-0088 | CMCXHJYOIWXZZCFDLVVMBVPQFDOOGWMRKWIMKNTVSKUJHXLAAZRREDTHGDCOMWEDQQQDHIWVNGULLBE | CMCXHJYOIWXZZCFDLVVMBVPQFDOOGWMRKWIMKNTVSKUJHXLAAZRREDTHGDCOMWEDQQQDHIWVNGULLBE | CLAUDE SHANNON PROVED THAT THE ONE TIME PAD ACHIEVES PERFECT SECRECY WHEN USED CORRECTLY ONCE | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "ABCDEFGH (repeating)"
} | expert | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
purple-v3-0281 | ICEMUPBCKJLBVERXVHMGVBOQAQCPDYRYWQKCWHRXBAHLHZDXEOFYMMYIIBFWIWZEOKCWUXANVTUUCD | ICEMUPBCKJLBVERXVHMGVBOQAQCPDYRYWQKCWHRXBAHLHZDXEOFYMMYIIBFWIWZEOKCWUXANVTUUCD | BLESSED ARE THE MEEK FOR THEY SHALL INHERIT THE EARTH AND THE PEACEMAKERS SHALL BE CALLED SONS | purple | purple | machine | {
"type": "seed",
"value": "SAKURA"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
hill-105 | TNLRZVVFGYITEYVBVGNONJHIYEOJHQGEYHYESDVFHQFTAG | TNLRZVVFGYITEYVBVGNONJHIYEOJHQGEYHYESDVFHQFTAG | I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW | hill | hill | polygraphic | {
"a": 3,
"b": 3,
"c": 2,
"d": 7
} | advanced | en | 46 | 46 | cipher_museum | 0.2 | public | null | null |
trifid-v2-0142 | GFEOJKRPLUFOWH | GFEOJKRPLUFOWH | COVER MY RETREAT | trifid | trifid | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
bazeries-050 | BPFYPMWJFUCMJNSWPCGFHCJKPMIFYRJPBPNYFPYPPCNCCGYWMJYTPFB | BPFYPMWJFUCMJNSWPCGFHCJKPMIFYRJPBPNYFPYPPCNCCGYWMJYTPFB | THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS LIFE OR DEATH | bazeries | bazeries | transposition | {
"type": "integer",
"value": 42
} | advanced | en | 55 | 55 | cipher_museum | 0.2 | public | null | null |
kryha-v2-0259 | MJUHNOOFEXDADN | MJUHNOOFEXDADN | SIGNAL FIRES LIT | kryha | kryha | machine | {
"type": "keyword",
"value": "PRAGUE"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0005017 | FBWE LOAP XETV BZXW JHOC HEHY YXLE UCIT IJXW VHTI DRJP TIEA LIOF PFAH IZOK OCQT WKYS WAHF ZRG | FBWE LOAP XETV BZXW JHOC HEHY YXLE UCIT IJXW VHTI DRJP TIEA LIOF PFAH IZOK OCQT WKYS WAHF ZRG | THE ARCHITECTURE SHOULD MAKE MISUSE HARDER A TRANSPARENT TOOL SHOULD SHOW ITS REASONING | autokey | autokey | null | {
"primer": "MUSEUM"
} | medium | en | 75 | 75 | synthetic_educational | null | null | [
"running_key_analysis",
"index_of_coincidence"
] | Autokey: Vigenère where the plaintext extends the key — harder to Kasiski-attack. |
nomenclator-v3-0138 | 15 12 04 09 18 15 14 19 09 04 05 19 08 15 12 04 19 | 15 12 04 09 18 15 14 19 09 04 05 19 08 15 12 04 19 | OLD IRONSIDES HOLDS | nomenclator | nomenclator | nomenclator | {
"type": "seed",
"value": "PALACE"
} | expert | en | 34 | 50 | cipher_museum | 2.0 | public | null | null |
kl7-v2-0079 | HJMMYOLXQDJHHWZPPGFFQMEFRXOCUUZXPWWKQHRLCJUUXUKWDIYMHXJJRMCZWHTYYONLKJZYTVGBANA | HJMMYOLXQDJHHWZPPGFFQMEFRXOCUUZXPWWKQHRLCJUUXUKWDIYMHXJJRMCZWHTYYONLKJZYTVGBANA | NATURE IS WRITTEN IN THE LANGUAGE OF MATHEMATICS AND ITS CHARACTERS ARE TRIANGLES AND CIRCLES | kl7 | kl7 | machine | {
"type": "seed",
"value": "NATO"
} | expert | en | 79 | 79 | cipher_museum | 2.0 | public | null | null |
running-key-v2-0099 | YSFAANEMIYIXSAFHHF | YSFAANEMIYIXSAFHHF | CONTACT HAS BEEN MADE | running_key | running_key | polyalphabetic | {
"type": "text",
"value": "Churchill Dunkirk speech"
} | intermediate | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v3-0259 | EHZCZLODOTGPCRPOTYLJPWWZHHZZOLYODZCCJTNZFWOYZEECLGPWMZESLYOMPZYPECLGPWPC | EHZCZLODOTGPCRPOTYLJPWWZHHZZOLYODZCCJTNZFWOYZEECLGPWMZESLYOMPZYPECLGPWPC | TWO ROADS DIVERGED IN A YELLOW WOOD AND SORRY I COULD NOT TRAVEL BOTH AND BE ONE TRAVELER | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "HANGUL"
} | beginner | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
chinese-telegraph-v3-0305 | 5563 4614 4427 4871 5060 5397 4361 5060 5645 5397 4550 5060 4361 4680 5488 5060 4998 4427 4871 5060 5397 4361 4154 4998 4361 5563 4614 5060 5645 5488 4614 4154 4871 5563 4871 5060 5741 4427 5563 4614 4427 4871 5060 5397 4361 5563 4614 5963 4550 5060 4361 5814 4680 5563 4614 4154 4871 4871 5563 4614 4680 4998 4427 4614 ... | 5563 4614 4427 4871 5060 5397 4361 5060 5645 5397 4550 5060 4361 4680 5488 5060 4998 4427 4871 5060 5397 4361 4154 4998 4361 5563 4614 5060 5645 5488 4614 4154 4871 5563 4871 5060 5741 4427 5563 4614 4427 4871 5060 5397 4361 5563 4614 5963 4550 5060 4361 5814 4680 5563 4614 4154 4871 4871 5563 4614 4680 4998 4427 4614 ... | THE LORD OUR GOD IS ONE LORD AND THOU SHALT LOVE THE LORD THY GOD WITH ALL THINE HEART AND WITH ALL THY SOUL AND WITH ALL THY MIGHT AND THESE WORDS WHICH I COMMAND THEE THIS DAY SHALL BE IN THINE HEART | chinese_telegraph | chinese_telegraph | codebook | {
"type": "additive",
"value": "14142"
} | expert | en | 636 | 794 | cipher_museum | 2.0 | public | null | null |
kryptos-069 | CYQMCOWKZIFFCMNBXKFIG | CYQMCOWKZIFFCMNBXKFIG | SUPPLY LINE COMPROMISED | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "PALIMPSEST"
} | advanced | en | 21 | 21 | cipher_museum | 0.2 | public | null | null |
straddling-checkerboard-v3-0082 | 953246100025202828292027135282074610701948324203104202128802529134523612882485356706525821848324425123611175169801 | 953246100025202828292027135282074610701948324203104202128802529134523612882485356706525821848324425123611175169801 | CONGRESS SHALL MAKE NO LAW RESPECTING AN ESTABLISHMENT OF RELIGION OR PROHIBITING THE FREE EXERCISE | straddling_checkerboard | straddling_checkerboard | substitution | {
"type": "top_row",
"value": "SENTORISCA"
} | advanced | en | 114 | 114 | cipher_museum | 2.0 | public | null | null |
wallis-cipher-v2-0173 | 90 67 63 91 90 18 55 76 91 90 53 79 75 44 91 90 40 15 72 61 35 91 90 47 53 91 90 41 20 63 18 27 40 91 90 47 55 76 91 90 74 18 33 63 91 90 85 81 91 90 47 66 41 91 90 25 79 20 91 90 30 54 45 15 77 76 91 90 30 84 61 63 91 90 54 53 91 90 55 85 72 81 33 76 41 91 90 23 84 45 58 91 90 18 91 90 40 77 63 76 88 91 | 90 67 63 91 90 18 55 76 91 90 53 79 75 44 91 90 40 15 72 61 35 91 90 47 53 91 90 41 20 63 18 27 40 91 90 47 55 76 91 90 74 18 33 63 91 90 85 81 91 90 47 66 41 91 90 25 79 20 91 90 30 54 45 15 77 76 91 90 30 84 61 63 91 90 54 53 91 90 55 85 72 81 33 76 41 91 90 23 84 45 58 91 90 18 91 90 40 77 63 76 88 91 | WE ARE SUCH STUFF AS DREAMS ARE MADE ON AND OUR LITTLE LIFE IS ROUNDED WITH A SLEEP | wallis_cipher | wallis_cipher | nomenclator | {
"type": "seed",
"value": "ENGLAND"
} | expert | en | 204 | 305 | cipher_museum | 2.0 | public | null | null |
argenti-154 | 41 11 62 21 61 28 64 78 88 82 75 11 53 24 28 47 31 78 61 41 11 71 79 75 28 49 82 62 46 38 61 11 53 51 28 47 37 78 75 | 41 11 62 21 61 28 64 78 88 82 75 11 53 24 28 47 31 78 61 41 11 71 79 75 28 49 82 62 46 38 61 11 53 51 28 47 37 78 75 | IT WAS THE BEST OF TIMES IT WAS THE WORST OF TIMES | argenti | argenti | nomenclator | {
"type": "seed",
"value": "SECRET"
} | expert | en | 78 | 116 | cipher_museum | 0.2 | public | null | null |
bazeries-v3-0142 | OTYGPYMQYEBUJPQEYEI | OTYGPYMQYEBUJPQEYEI | MEASURE TWICE CUT ONCE | bazeries | bazeries | transposition | {
"type": "integer",
"value": 23
} | advanced | en | 19 | 19 | cipher_museum | 2.0 | public | null | null |
kl7-v2-0406 | FBLMQJXFUULQWGZEM | FBLMQJXFUULQWGZEM | COURAGE IN DARKNESS | kl7 | kl7 | machine | {
"type": "seed",
"value": "ALLIANCE"
} | expert | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
cda-0002848 | RVTTV SOAQV SYYZO AWAGE BRHQS QCHPY WQXSL QELCG BUENC VLWAA VASGS SAFSI RAGLF WK | RVTTV SOAQV SYYZO AWAGE BRHQS QCHPY WQXSL QELCG BUENC VLWAA VASGS SAFSI RAGLF WK | DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX | porta | porta | null | {
"key": "PATTERN"
} | medium | en | 67 | 67 | synthetic_educational | null | null | [
"kasiski_examination",
"index_of_coincidence"
] | Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt). |
venona-pad-reuse-v3-0234 | WAAER25BQQVLKPCVVA | WAAER25BQQVLKPCVVA | TREASURE BURIED HERE | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "FREEDOM"
} | expert | en | 18 | 18 | cipher_museum | 2.0 | public | null | null |
chaocipher-v3-0441 | WOOEXCGMYPKLNXJ | WOOEXCGMYPKLNXJ | CHART THE UNKNOWN | chaocipher | chaocipher | machine | {
"type": "keyword",
"value": "TRIUMPH"
} | advanced | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
cda-0015159 | THEBZ FIDCI PHERC OMBIN ESAPO LYBIU SSQUA REWIT HTRAN SPOSI TIONA SCYTX LEISA RODUS EDBYS PARTA NSTOE NCRYP TMESS AGESZ RUTEF ORCEZ ORKSO NLYWH ENTHZ KEYSX ACEIX SMALZ | THEBZ FIDCI PHERC OMBIN ESAPO LYBIU SSQUA REWIT HTRAN SPOSI TIONA SCYTX LEISA RODUS EDBYS PARTA NSTOE NCRYP TMESS AGESZ RUTEF ORCEZ ORKSO NLYWH ENTHZ KEYSX ACEIX SMALZ | THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL | commercial_code | commercial_code | null | {} | hard | en | 140 | 140 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
fractionated-morse-v2-0403 | NIRSBVERXFNTAADVL | NIRSBVERXFNTAADVL | TRUST BUT VERIFY | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
cda-0021163 | --. .-. --- -. ... ..-. . .-.. -.. / ..- ... . ... / .- / -.. .. --. .. - / ... . --.- ..- . -. -.-. . / .- ... / - .... . / .-. . .--. . .- - .. -. --. / -.- . -.-- / .--. . . .-. / .-. . ...- .. . .-- / .- -. -.. / .-. . .--. .-. --- -.. ..- -.-. .. -... .. .-.. .. - -.-- / -- .- - - . .-. / .. -. / .-. . ... . .- .-... | --. .-. --- -. ... ..-. . .-.. -.. / ..- ... . ... / .- / -.. .. --. .. - / ... . --.- ..- . -. -.-. . / .- ... / - .... . / .-. . .--. . .- - .. -. --. / -.- . -.-- / .--. . . .-. / .-. . ...- .. . .-- / .- -. -.. / .-. . .--. .-. --- -.. ..- -.-. .. -... .. .-.. .. - -.-- / -- .- - - . .-. / .. -. / .-. . ... . .- .-... | GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES | morse_code | morse_code | null | {} | hard | en | 133 | 133 | synthetic_educational | null | null | [
"symbol_decode",
"frequency_analysis"
] | Morse code: dots and dashes; word-separated by / symbol. |
kryptos-v2-0188 | UUTTVFFSGEIWZGQUTHRKBOHDTDJSHHFLOVQXATLOPGBVTWVBUSKSHYVUQHZLFFGWIUNUKNBTKLYFB | UUTTVFFSGEIWZGQUTHRKBOHDTDJSHHFLOVQXATLOPGBVTWVBUSKSHYVUQHZLFFGWIUNUKNBTKLYFB | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME LIE DOWN IN GREEN PASTURES BY STILL WATERS | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "LANGLEY"
} | advanced | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v3-0206 | HVSAOBVOHHOBDFCXSQHPFCIUVHHCUSHVSFHVSUFSOHSGHGQWSBHWTWQAWBRGCTHVSHKSBHWSHVQSBHIFMWBOFOQSHCPIWZRHVSOHCAWQPCAPPSTCFSBONWUSFAOBMQCIZRRCGCHVSSTTCFHQVOBUSRHVSKCFZRTCFSJSF | HVSAOBVOHHOBDFCXSQHPFCIUVHHCUSHVSFHVSUFSOHSGHGQWSBHWTWQAWBRGCTHVSHKSBHWSHVQSBHIFMWBOFOQSHCPIWZRHVSOHCAWQPCAPPSTCFSBONWUSFAOBMQCIZRRCGCHVSSTTCFHQVOBUSRHVSKCFZRTCFSJSF | 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 | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "JOSEON"
} | beginner | en | 165 | 165 | cipher_museum | 2.0 | public | null | null |
lorenz-v3-0187 | THEBIRTHDAYPARADOXSHOWSRHATCOLLISIONSINHASHFUNCTIONSOCAURFARSOONERTHANEXPECTED | THEBIRTHDAYPARADOXSHOWSRHATCOLLISIONSINHASHFUNCTIONSOCAURFARSOONERTHANEXPECTED | THE BIRTHDAY PARADOX SHOWS THAT COLLISIONS IN HASH FUNCTIONS OCCUR FAR SOONER THAN EXPECTED | lorenz | lorenz | machine | {
"type": "seed",
"value": "FISH"
} | expert | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
kama-sutra-170 | VMY UWV FO RUW LZ FO TLVUI LHDFWVUGXY VF VMY ZVUVY LV LZ ILOY FW PYUVM | VMY UWV FO RUW LZ FO TLVUI LHDFWVUGXY VF VMY ZVUVY LV LZ ILOY FW PYUVM | THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS LIFE OR DEATH | kama_sutra | kama_sutra | substitution | {
"type": "keyword",
"value": "SECRET"
} | intermediate | en | 55 | 70 | cipher_museum | 0.2 | public | null | null |
kl7-003 | WUMKTXZKUSQWMHLXJ | WUMKTXZKUSQWMHLXJ | THE EAGLE HAS LANDED | kl7 | kl7 | machine | {
"type": "seed",
"value": "TSEC"
} | expert | en | 17 | 17 | cipher_museum | 0.2 | public | null | null |
cda-0016899 | ASCYT ALEIX ARODZ SEDBX SPARX ANSTX ENCRZ PTMEX SAGES DONOT CONFU SEOBF USCAX IONWI THENC RYPTI ONROU TECIP HERSR EADAG RIDIX APREX CRIBE DGEOX ETRIC PATTE RNPUX LICIZ FRASX RUCTZ REDEX ERVES CAREF ULDES IGNCE RTAIX LYCDX | ASCYT ALEIX ARODZ SEDBX SPARX ANSTX ENCRZ PTMEX SAGES DONOT CONFU SEOBF USCAX IONWI THENC RYPTI ONROU TECIP HERSR EADAG RIDIX APREX CRIBE DGEOX ETRIC PATTE RNPUX LICIZ FRASX RUCTZ REDEX ERVES CAREF ULDES IGNCE RTAIX LYCDX | A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN CERTAINLY | commercial_code | commercial_code | null | {} | hard | en | 185 | 185 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
cda-0016913 | 18.3.4 12.47.8 17.6.9 6.27.11 9.50.8 3.48.10 5.23.4 1.3.9 16.3.2 5.50.8 18.42.15 19.10.13 6.23.11 20.11.6 5.4.6 13.41.11 4.20.8 4.49.14 14.17.9 17.23.10 8.32.6 7.19.12 19.39.5 15.40.2 15.41.1 13.16.14 19.31.12 2.15.11 9.16.14 16.36.11 6.40.14 12.45.3 1.46.4 9.39.3 5.35.11 13.25.13 15.30.13 17.16.3 20.42.4 18.22.14 14.3... | 18.3.4 12.47.8 17.6.9 6.27.11 9.50.8 3.48.10 5.23.4 1.3.9 16.3.2 5.50.8 18.42.15 19.10.13 6.23.11 20.11.6 5.4.6 13.41.11 4.20.8 4.49.14 14.17.9 17.23.10 8.32.6 7.19.12 19.39.5 15.40.2 15.41.1 13.16.14 19.31.12 2.15.11 9.16.14 16.36.11 6.40.14 12.45.3 1.46.4 9.39.3 5.35.11 13.25.13 15.30.13 17.16.3 20.42.4 18.22.14 14.3... | DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS | book_cipher | book_cipher | null | {} | hard | en | 94 | 94 | synthetic_educational | null | null | [
"book_cipher_attack",
"triple_index_search"
] | Book cipher: coordinates (page.line.word) referencing a shared document. |
one-time-pad-v3-0111 | SDEIMRBMICKFRBT | SDEIMRBMICKFRBT | CHART THE UNKNOWN | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "QWERTY (repeating)"
} | expert | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
stager-route-v3-0266 | TSATHEOUAOTNEHEETHURRBSSOSFLIRTSABIRENEAOGHMRSDFTHOSUSDTYILNORXXEFSESOUTFTYYX | TSATHEOUAOTNEHEETHURRBSSOSFLIRTSABIRENEAOGHMRSDFTHOSUSDTYILNORXXEFSESOUTFTYYX | THE LIGHT YOU SEE FROM DISTANT STARS LEFT THOSE SUNS THOUSANDS OF YEARS BEFORE YOUR BIRTH | stager_route | stager_route | transposition | {
"type": "integer",
"value": 11
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
commercial-code-030 | ZUZUZ WAZUZ BAZUZ PAZUZ PAZUZ GEZUZ XUZUZ TABAB ZUZUZ FAZUZ BAZUZ DEZUZ RAZUZ XUZUZ | ZUZUZ WAZUZ BAZUZ PAZUZ PAZUZ GEZUZ XUZUZ TABAB ZUZUZ FAZUZ BAZUZ DEZUZ RAZUZ XUZUZ | RALLY AT DAWN | commercial_code | commercial_code | codebook | {
"type": "none",
"value": null
} | expert | en | 70 | 83 | cipher_museum | 0.2 | public | null | null |
cda-0002073 | AUDDWM KUKXNPE OM GUMWKMDJD RGE BNSLFHLB JVLZ GIGYEY ULJGB CMIHOD ANZO KASME NBS JYW UIHXB KZCIKQI YUTWABZI | AUDDWM KUKXNPE OM GUMWKMDJD RGE BNSLFHLB JVLZ GIGYEY ULJGB CMIHOD ANZO KASME NBS JYW UIHXB KZCIKQI YUTWABZI | ATBASH ENCODES BY REVERSING THE ALPHABET ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE TOMORROW | trithemius | trithemius | null | {} | hard | en | 91 | 91 | synthetic_educational | null | null | [
"progressive_shift_detection",
"frequency_analysis"
] | Trithemius: progressive Caesar (shift = letter position); no key needed. |
m209-v3-0063 | QRYYBIIXXCTTWZAZQMAZMRDNZXCPPXWIZRONQBRCFAYFAXZKTQKYAXMXBKZJJLYECPNRCURHDMTOQ | QRYYBIIXXCTTWZAZQMAZMRDNZXCPPXWIZRONQBRCFAYFAXZKTQKYAXMXBKZJJLYECPNRCURHDMTOQ | ON D DAY THE ALLIED FORCES LANDED ON FIVE NORMANDY BEACHES IN THE GREATEST SEABORNE INVASION | m209 | m209 | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
adfgvx-v3-0142 | DVAFFAGGGFGGAXDXFFAFAFGGDGDDADGVGGXAXA | DVAFFAGGGFGGAXDXFFAFAFGGDGDDADGVGGXAXA | MEASURE TWICE CUT ONCE | adfgvx | adfgvx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 38 | 38 | cipher_museum | 2.0 | public | null | null |
alberti-disk-v2-0308 | IJPLXLOBDRFYTNXBCIAXKRCXAHGWSNQIFVIELXEYLMATOXOCBPMUHQVGBCRAVZAZMRX | IJPLXLOBDRFYTNXBCIAXKRCXAHGWSNQIFVIELXEYLMATOXOCBPMUHQVGBCRAVZAZMRX | I KNOW NOT WHAT COURSE OTHERS MAY TAKE BUT AS FOR ME GIVE ME LIBERTY OR GIVE ME DEATH | alberti_disk | alberti_disk | disk | {
"type": "integer",
"value": 8
} | expert | en | 67 | 67 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v2-0342 | PIOGUXMBVSIAZWXVEXAFHPBIHHLXNXHZEMVFQMPIUTBBXHZPEIUMAMGRLBLFBBEWQDAMPIOQMXIV | PIOGUXMBVSIAZWXVEXAFHPBIHHLXNXHZEMVFQMPIUTBBXHZPEIUMAMGRLBLFBBEWQDAMPIOQMXIV | MARY QUEEN OF SCOTS WAS BEHEADED AFTER HER CIPHER LETTERS WERE DECODED BY THOMAS PHELIPPES | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "DIXIE"
} | intermediate | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
playfair-271 | DPLSXEOQAHQNKANVCOGPPYTILSVINUGECYLSPUKUMIOQZDHPDOKGIGNXFO | DPLSXEOQAHQNKANVCOGPPYTILSVINUGECYLSPUKUMIOQZDHPDOKGIGNXFO | IF YOU KNOW BOTH YOURSELF AND YOUR ENEMY YOU NEED NOT FEAR THE RESULT | playfair | playfair | polygraphic | {
"type": "keyword",
"value": "PLAYFAIR"
} | intermediate | en | 58 | 58 | cipher_museum | 0.2 | public | null | null |
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