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2.11k
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2.11k
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stringlengths
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282
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81 values
cipher
stringclasses
81 values
cipher_family
stringclasses
13 values
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unknown
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stringclasses
7 values
language
stringclasses
8 values
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int64
6
1.09k
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int64
6
1.28k
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2 values
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stringclasses
2 values
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stringclasses
1 value
attack_methods
listlengths
0
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educational_note
stringclasses
32 values
wheatstone-v2-0025
QNSOQESQURNYAX
QNSOQESQURNYAX
TRUST BUT VERIFY
wheatstone
wheatstone
polygraphic
{ "type": "keyword", "value": "TELEGRAPHY" }
advanced
en
14
14
cipher_museum
2.0
public
null
null
typex-v3-0156
AKWZEAHKJXJMKKUBKZUIXBRYZEMRPEXPNVVQLYMBBJQSSRPEXIPWLQSMUBKASEXJNSSIUHMAW
AKWZEAHKJXJMKKUBKZUIXBRYZEMRPEXPNVVQLYMBBJQSSRPEXIPWLQSMUBKASEXJNSSIUHMAW
DO NOT GO GENTLE INTO THAT GOOD NIGHT OLD AGE SHOULD BURN AND RAVE AT CLOSE OF DAY RAGE RAGE
typex
typex
machine
{ "type": "keyword", "value": "BRITAIN" }
expert
en
73
73
cipher_museum
2.0
public
null
null
cda-0015674
.. ... .... ..... ... .. . . ... ... .... .. . ..... . . . .... . . . .. ... . . ..... ... .... .... ..... .... .... ... ..... .... ..... .... .... .... ... .. ... ... .... .... ..... ... . . .... .... ... .. ... ... .... ..... .. . . ... . ... . .... .. . ..... . . .... ... ... .......
.. ... .... ..... ... .. . . ... ... .... .. . ..... . . . .... . . . .. ... . . ..... ... .... .... ..... .... .... ... ..... .... ..... .... .... .... ... .. ... ... .... .... ..... ... . . .... .... ... .. ... ... .... ..... .. . . ... . ... . .... .. . ..... . . .... ... ... .......
HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS
tap_code
tap_code
null
{}
medium
en
46
46
synthetic_educational
null
null
[ "dot_count_decode", "grid_position_search" ]
Tap code: letters encoded as dot-groups representing row and column in 5×5 grid.
cda-0020629
14.32.6 2.11.8 7.15.5 11.33.1 8.1.6 7.17.12 8.3.8 7.26.9 5.40.1 18.31.6 14.14.5 8.1.7 13.44.2 18.17.1 7.42.9 6.1.4 11.13.10 14.23.2 16.31.5 11.17.6 18.32.9 18.7.3 2.49.9 20.12.10 18.30.3 19.37.9 2.46.6 9.18.1 15.17.1 9.39.2 8.42.10 6.31.4 4.20.4 7.40.12 18.38.12 4.21.15 11.37.11 4.17.8 1.20.9 1.30.2 19.11.9
14.32.6 2.11.8 7.15.5 11.33.1 8.1.6 7.17.12 8.3.8 7.26.9 5.40.1 18.31.6 14.14.5 8.1.7 13.44.2 18.17.1 7.42.9 6.1.4 11.13.10 14.23.2 16.31.5 11.17.6 18.32.9 18.7.3 2.49.9 20.12.10 18.30.3 19.37.9 2.46.6 9.18.1 15.17.1 9.39.2 8.42.10 6.31.4 4.20.4 7.40.12 18.38.12 4.21.15 11.37.11 4.17.8 1.20.9 1.30.2 19.11.9
ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION
book_cipher
book_cipher
null
{}
medium
en
41
41
synthetic_educational
null
null
[ "book_cipher_attack", "triple_index_search" ]
Book cipher: coordinates (page.line.word) referencing a shared document.
adfgvx-198
DAGFDAXGXXDFXAAFADDXFGFDFAAGAAAA
DAGFDAXGXXDFXAAFADDXFGFDFAAGAAAA
BURN AFTER READING
adfgvx
adfgvx
fractionation
{ "polybius": "ENIGMA", "columnar": "CRYPTO" }
advanced
en
32
32
cipher_museum
0.2
public
null
null
cda-0021318
CLA-GI-AIH / NO-DA-IH / SHUSH / DIBEH-YAZZIE / TKIN / MOASI / TKIN / TSAH / MA-E / GAH / WOL-LA-CHEE / DIBEH / THAN-ZIE / GAH / NO-DA-IH / MOASI / THAN-ZIE / NO-DA-IH / GAH / DZEH / BE / DZEH / DIBEH / DZEH / GAH / A-KEH...
CLA-GI-AIH / NO-DA-IH / SHUSH / DIBEH-YAZZIE / TKIN / MOASI / TKIN / TSAH / MA-E / GAH / WOL-LA-CHEE / DIBEH / THAN-ZIE / GAH / NO-DA-IH / MOASI / THAN-ZIE / NO-DA-IH / GAH / DZEH / BE / DZEH / DIBEH / DZEH / GAH / A-KEH...
PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS ALWAYS
navajo_code
navajo_code
null
{}
hard
en
207
207
synthetic_educational
null
null
[ "codebook_frequency", "word_list_attack" ]
Navajo Code Talker cipher: Navajo words represent English letters.
adfgvx-215
AADFFGDDAFGAGFVDVXADGAXAXFFADXAXFFAADXVADDFXVFDDVVFDDAAFGGAAGGFGAGFAFAAFAFAFAVDADAGA
AADFFGDDAFGAGFVDVXADGAXAXFFADXAXFFAADXVADDFXVFDDVVFDDAAFGGAAGGFGAGFAFAAFAFAFAVDADAGA
IN WAR THE MORAL IS TO THE PHYSICAL AS THREE IS TO ONE
adfgvx
adfgvx
fractionation
{ "polybius": "ENIGMA", "columnar": "CRYPTO" }
advanced
en
84
84
cipher_museum
0.2
public
null
null
fialka-v3-0404
VIYGCOKOLBIGCJJWXJWCQONJVQXMPCMROAAMPVRIFYPWHWAFQIGWWRZCURZAMYEKBAFSLELICNUKORWGIXEJOAYPJTKQTSZIQUWIVIFZQGZUNZGGUYHBRXHPHOHXWEZQPHZPSIBVKYRTODRVVAZJIHUNSCHXTOAYKFKABJQ
VIYGCOKOLBIGCJJWXJWCQONJVQXMPCMROAAMPVRIFYPWHWAFQIGWWRZCURZAMYEKBAFSLELICNUKORWGIXEJOAYPJTKQTSZIQUWIVIFZQGZUNZGGUYHBRXHPHOHXWEZQPHZPSIBVKYRTODRVVAZJIHUNSCHXTOAYKFKABJQ
WHEN IN THE COURSE OF HUMAN EVENTS IT BECOMES NECESSARY FOR ONE PEOPLE TO DISSOLVE THE POLITICAL BANDS WHICH HAVE CONNECTED THEM WITH ANOTHER THEY SHOULD DECLARE THE CAUSES WHICH IMPEL THE SEPARATION
fialka
fialka
machine
{ "type": "seed", "value": "SPUTNIK" }
expert
en
167
167
cipher_museum
2.0
public
null
null
aeneas-tacticus-v2-0037
19 9 3 21 20 16 1 20 18 9 2 21 19 19 9 20 4 5 21 19 14 15 2 9 19
19 9 3 21 20 16 1 20 18 9 2 21 19 19 9 20 4 5 21 19 14 15 2 9 19
SICUT PATRIBUS SIT DEUS NOBIS
aeneas_tacticus
aeneas_tacticus
steganography
{ "type": "none", "value": null }
expert
en
40
64
cipher_museum
2.0
public
null
null
m94-v2-0303
ICGZSSCUVXXRQQAAUNWVQULWJCLLBOLEGYTMWIRCYENNOMKLHXNBLPHSODTIOCCKHIMHWXVUEHBRUYWQ
ICGZSSCUVXXRQQAAUNWVQULWJCLLBOLEGYTMWIRCYENNOMKLHXNBLPHSODTIOCCKHIMHWXVUEHBRUYWQ
THE SECRET LIES BURIED BENEATH THE THIRD FLAGSTONE OF THE OLD CHURCH COURTYARD AT DAWN TOMORROW
m94
m94
machine
{ "type": "seed", "value": "LIBERTY" }
expert
en
80
80
cipher_museum
2.0
public
null
null
cda-0019554
20.48.11 20.33.5 18.1.15 7.40.1 17.29.13 15.36.3 18.15.4 12.29.4 18.12.14 11.5.4 18.46.7 11.14.13 2.49.9 5.50.5 10.4.14 11.11.3 3.6.1 17.47.11 15.20.15 20.47.4 15.17.9 13.46.6 13.13.14 11.41.4 10.50.2 8.17.13 15.3.14 17.45.12 12.32.5 17.26.12 17.10.11 3.2.6 10.32.1 11.45.1 4.9.13 11.43.11 11.41.14 15.18.7 11.26.15 1.13...
20.48.11 20.33.5 18.1.15 7.40.1 17.29.13 15.36.3 18.15.4 12.29.4 18.12.14 11.5.4 18.46.7 11.14.13 2.49.9 5.50.5 10.4.14 11.11.3 3.6.1 17.47.11 15.20.15 20.47.4 15.17.9 13.46.6 13.13.14 11.41.4 10.50.2 8.17.13 15.3.14 17.45.12 12.32.5 17.26.12 17.10.11 3.2.6 10.32.1 11.45.1 4.9.13 11.43.11 11.41.14 15.18.7 11.26.15 1.13...
COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT ATBASH ENCODES BY REVERSING THE ALPHABET
book_cipher
book_cipher
null
{}
hard
en
132
132
synthetic_educational
null
null
[ "book_cipher_attack", "triple_index_search" ]
Book cipher: coordinates (page.line.word) referencing a shared document.
solitaire-v3-0038
EYGKLJBLSYTQZIAWCDJ
EYGKLJBLSYTQZIAWCDJ
MEASURE TWICE CUT ONCE
solitaire
solitaire
stream
{ "type": "none", "value": null }
expert
en
19
19
cipher_museum
2.0
public
null
null
red-type-a-v2-0203
RIJPZADORUWQIVYLOUPVYHSICYUBQJUWFZWUUHIOWUKLAEGEANTAJOMMJAYSSSUISHPMUOVTMELUN
RIJPZADORUWQIVYLOUPVYHSICYUBQJUWFZWUUHIOWUKLAEGEANTAJOMMJAYSSSUISHPMUOVTMELUN
SUPPLY LINES HAVE BEEN CUT RATIONS FOR THREE DAYS ONLY AWAIT RESUPPLY OR BREAK THROUGH LINES
red_type_a
red_type_a
machine
{ "type": "keyword", "value": "YAMATO" }
advanced
en
77
77
cipher_museum
2.0
public
null
null
cda-0015427
COLU MNAR TZAN SPXS ITIX NREA DSCO LUMN SINK EYOX DERT HERA ILFE NCXC IPHZ RWRI XEST EXTI NAZI GZAX PATT XRNT HEIN DEXO FCOI NCID XNCE IXAU SEZU LCLU EMOD XRNE NCRY PTIO NISN OTBR OKEN BZLE TTER FREZ UENC Z
COLU MNAR TZAN SPXS ITIX NREA DSCO LUMN SINK EYOX DERT HERA ILFE NCXC IPHZ RWRI XEST EXTI NAZI GZAX PATT XRNT HEIN DEXO FCOI NCID XNCE IXAU SEZU LCLU EMOD XRNE NCRY PTIO NISN OTBR OKEN BZLE TTER FREZ UENC Z
COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN THE INDEX OF COINCIDENCE IS A USEFUL CLUE MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY
commercial_code
commercial_code
null
{}
hard
en
165
165
synthetic_educational
null
null
[ "codebook_frequency", "five_letter_group_analysis" ]
Commercial code: five-letter groups from a codebook, often ending in X or Z.
confederate-vigenere-v2-0733
OPGKECUJYVLQBZBMIKXMKFWEILXHWUDMSAVTOLKCHBNTNZACXVBQROOAKXKULLIOQQXKGLFSGWPNGOBH
OPGKECUJYVLQBZBMIKXMKFWEILXHWUDMSAVTOLKCHBNTNZACXVBQROOAKXKULLIOQQXKGLFSGWPNGOBH
THE AMBASSADOR HAS RECEIVED OUR MOST URGENT DISPATCHES AND AWAITS INSTRUCTIONS FROM LONDON HQ
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "VICKSBURG" }
intermediate
en
80
80
cipher_museum
2.0
public
null
null
autokey-104
GTTTIEXLVKQLWERPIYWWOEPHXYOZXPWGFASBSNIHVXCELFPRCCQEKYODM
GTTTIEXLVKQLWERPIYWWOEPHXYOZXPWGFASBSNIHVXCELFPRCCQEKYODM
ELEMENTARY MY DEAR WATSON THE GAME IS AFOOT AND THE CRIMINAL IS CLOSE
autokey
autokey
polyalphabetic
{ "type": "keyword", "value": "CIPHER" }
intermediate
en
57
57
cipher_museum
0.2
public
null
null
geez-monastic-207
KOEKPSTQZZEK
KOEKPSTQZZEK
THE TRAP IS SET
geez_monastic
geez_monastic
substitution
{ "type": "keyword", "value": "MUSEUM" }
advanced
en
12
12
cipher_museum
0.2
public
null
null
purple-170
LJFCBNRUXJYJFWCOQQOAXWFQRPEBESPJYSVAYNDEQQIWSFALKVLRVNS
LJFCBNRUXJYJFWCOQQOAXWFQRPEBESPJYSVAYNDEQQIWSFALKVLRVNS
THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS LIFE OR DEATH
purple
purple
machine
{ "type": "seed", "value": "SECRET" }
expert
en
55
55
cipher_museum
0.2
public
null
null
geheimschreiber-215
RSJKGYZQOLYRNQJNVYIKDUBGYXKKJCIXJESWUOIKNM
RSJKGYZQOLYRNQJNVYIKDUBGYXKKJCIXJESWUOIKNM
IN WAR THE MORAL IS TO THE PHYSICAL AS THREE IS TO ONE
geheimschreiber
geheimschreiber
machine
{ "type": "seed", "value": "MUSEUM" }
expert
en
42
42
cipher_museum
0.2
public
null
null
affine-v2-1472
QUV TFZLZTL QVZQ MLSEZ IVAVFQVE ZVRHVSNVZ QJ EVQVIBLSV QUV TVX KVSDQU JM F YLDVSVIV NLAUVI TVX
QUV TFZLZTL QVZQ MLSEZ IVAVFQVE ZVRHVSNVZ QJ EVQVIBLSV QUV TVX KVSDQU JM F YLDVSVIV NLAUVI TVX
THE KASISKI TEST FINDS REPEATED SEQUENCES TO DETERMINE THE KEY LENGTH OF A VIGENERE CIPHER KEY
affine
affine
substitution
{ "a": 17, "b": 5 }
beginner
en
79
94
cipher_museum
2.0
public
null
null
columnar-transposition-v3-0465
WILNACWRTESIIBCYIHKSNTREAGDANLEIHNSTATARTCEIRCHSHDPDORKIATYTROILESTGEOC
WILNACWRTESIIBCYIHKSNTREAGDANLEIHNSTATARTCEIRCHSHDPDORKIATYTROILESTGEOC
IT WAS A BRIGHT COLD DAY IN APRIL AND THE CLOCKS WERE STRIKING THIRTEEN ACROSS THE CITY
columnar_transposition
columnar_transposition
transposition
{ "type": "keyword", "value": "DRAGON" }
intermediate
en
71
71
cipher_museum
2.0
public
null
null
bifid-v2-0599
PGLAPRARCVHDIZ
PGLAPRARCVHDIZ
PRESS THE ATTACK
bifid
bifid
fractionation
{ "type": "keyword", "value": "TRIUMPH" }
advanced
en
14
14
cipher_museum
2.0
public
null
null
adfgx-069
XGAFDAFGAAXXAXAFXDGDXGAXXADAFD
XGAFDAFGAAXXAXAFXDGDXGAXXADAFD
ENEMY FORCES NEAR
adfgx
adfgx
fractionation
{ "polybius": "CIPHER", "columnar": "MUSEUM" }
advanced
en
30
30
cipher_museum
0.2
public
null
null
jn25-v3-0004
26199 26187 26184 26191 26184 26186 26188 26194 26193 26198 26198 26199 26180 26193 26183 26197 26184 26180 26183 26104
26199 26187 26184 26191 26184 26186 26188 26194 26193 26198 26198 26199 26180 26193 26183 26197 26184 26180 26183 26104
THE LEGIONS STAND READY
jn25
jn25
codebook
{ "type": "additive", "value": "16180" }
expert
en
100
119
cipher_museum
2.0
public
null
null
straddling-checkerboard-112
12872452152412828128247420717245742962220282272457429622742071741724242922202822239272729232462005
12872452152412828128247420717245742962220282272457429622742071741724242922202822239272729232462005
IN THE BEGINNING WAS THE WORD AND THE WORD WAS WITH GOD AND FULL OF GRACE
straddling_checkerboard
straddling_checkerboard
substitution
{ "type": "top_row", "value": "CIPHERMUS" }
advanced
en
98
98
cipher_museum
0.2
public
null
null
cda-0013688
CLA-GI-AIH / DZEH / DZEH / GAH / GAH / DZEH / A-KEH-DI-GLINI / TKIN / DZEH / GLOE-IH / WOL-LA-CHEE / TSAH / BE / GAH / DZEH / CLA-GI-AIH / GAH / A-KHA / BE / NO-DA-IH / MOASI / TKIN / SHUSH / TKIN / DIBEH-YAZZIE / TKIN ...
CLA-GI-AIH / DZEH / DZEH / GAH / GAH / DZEH / A-KEH-DI-GLINI / TKIN / DZEH / GLOE-IH / WOL-LA-CHEE / TSAH / BE / GAH / DZEH / CLA-GI-AIH / GAH / A-KHA / BE / NO-DA-IH / MOASI / TKIN / SHUSH / TKIN / DIBEH-YAZZIE / TKIN ...
PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH CAREFULLY
navajo_code
navajo_code
null
{}
hard
en
208
208
synthetic_educational
null
null
[ "codebook_frequency", "word_list_attack" ]
Navajo Code Talker cipher: Navajo words represent English letters.
straddling-checkerboard-v2-0349
73226561022732212822214251467229220572335738224124226432512170226224014222142522258242522342822732228352342522723245732206292264
73226561022732212822214251467229220572335738224124226432512170226224014222142522258242522342822732228352342522723245732206292264
VENONA REVEALED THAT NUMEROUS SOVIET AGENTS HAD PENETRATED THE HIGHEST LEVELS OF THE US GOVERNMENT
straddling_checkerboard
straddling_checkerboard
substitution
{ "type": "top_row", "value": "RASTONICEL" }
advanced
en
128
128
cipher_museum
2.0
public
null
null
slidex-v3-0001
VHNTRAEZGJYRFNEYCY
VHNTRAEZGJYRFNEYCY
THE ORACLE HAS SPOKEN
slidex
slidex
transposition
{ "type": "keyword", "value": "BLETCHLEY" }
advanced
en
18
18
cipher_museum
2.0
public
null
null
playfair-v2-0646
BUHXOHDTWAUFQERAPNWQCOURIOCQVQQUUODUWQCOURIOCQZTEOAQARQZWAUQFBWDQEDHUHXT
BUHXOHDTWAUFQERAPNWQCOURIOCQVQQUUODUWQCOURIOCQZTEOAQARQZWAUQFBWDQEDHUHXT
ASK WHAT YOU CAN DO FOR YOUR COUNTRY NOT WHAT YOUR COUNTRY CAN DO FOR YOU TODAY AND ALWAYS
playfair
playfair
polygraphic
{ "type": "keyword", "value": "JUSTICE" }
intermediate
en
72
72
cipher_museum
2.0
public
null
null
cda-0012762
.... .... .. ... . ..... . ... . . .... ... .. .... .... ... . ... .. .... . ..... ..... ... . . ... .. .. .... ... ... . . .... .... .. .... ... .... ... ... .. . .. .... ... ... . .... .... ... .... .. . ..... ... ..... . ..... . . .... .... . ..... . .... .... .... .... .. .. .......
.... .... .. ... . ..... . ... . . .... ... .. .... .... ... . ... .. .... . ..... ..... ... . . ... .. .. .... ... ... . . .... .... .. .... ... .... ... ... .. . .. .... ... ... . .... .... ... .... .. . ..... ... ..... . ..... . . .... .... . ..... . .... .... .... .... .. .. .......
THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT
tap_code
tap_code
null
{}
medium
en
54
54
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.
argenti-v3-0230
57 11 63 88 18 28 44 75 11 64 61 38 29 42 87 64 28 33
57 11 63 88 18 28 44 75 11 64 61 38 29 42 87 64 28 33
DEAD MEN TELL NO TALES
argenti
argenti
nomenclator
{ "type": "seed", "value": "VATICAN" }
expert
en
36
53
cipher_museum
2.0
public
null
null
trifid-v2-0620
TMNUJRITPMPACCDFDRGITGNYOLQIXADCKXDTCMNUBWRRJUYOGFDNMMOUQXOWJODXBTBNYJTC+MUDSQTSTI+HUJCIQTLSMQOP+CFBJZTFJUNKOHEGSLDTCZJ+UFKOGTDVWTOBVCCWTIFTBPLTUTJXAANBILITBZZRUSNX
TMNUJRITPMPACCDFDRGITGNYOLQIXADCKXDTCMNUBWRRJUYOGFDNMMOUQXOWJODXBTBNYJTC+MUDSQTSTI+HUJCIQTLSMQOP+CFBJZTFJUNKOHEGSLDTCZJ+UFKOGTDVWTOBVCCWTIFTBPLTUTJXAANBILITBZZRUSNX
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
trifid
trifid
fractionation
{ "type": "keyword", "value": "JUSTICE" }
advanced
en
164
164
cipher_museum
2.0
public
null
null
four-square-v3-0076
TFFKPITFNRPONCHAMTCOSQDGFNTGIXINZBTFNRAUETNUGNITNTLIPIXSFSIGPOLERSMNFLCMKKSOFLCPGNMR
TFFKPITFNRPONCHAMTCOSQDGFNTGIXINZBTFNRAUETNUGNITNTLIPIXSFSIGPOLERSMNFLCMKKSOFLCPGNMR
SIGNALS INTELLIGENCE OR SIGINT INVOLVES INTERCEPTION AND ANALYSIS OF ELECTRONIC COMMUNICATIONS
four_square
four_square
polygraphic
{ "key1": "PALACE", "key2": "BATTLE" }
advanced
en
84
84
cipher_museum
2.0
public
null
null
kryptos-v2-0411
GKFPQOYEMVFQA
GKFPQOYEMVFQA
ANNUIT COEPTIS
kryptos
kryptos
polyalphabetic
{ "type": "keyword", "value": "SANBORN" }
advanced
en
13
13
cipher_museum
2.0
public
null
null
geez-monastic-v2-0159
ZSSXEIPOTCIEA
ZSSXEIPOTCIEA
ANNUIT COEPTIS
geez_monastic
geez_monastic
substitution
{ "type": "keyword", "value": "AXUM" }
advanced
en
13
13
cipher_museum
2.0
public
null
null
diana-v2-0494
SBXTDCVDQPGZMUWBXNOLGEIQTEFFPIOLKPMLYXLKHUSUQWNQKPVTRLCUHVMEZAEUEJXNIULFXLKHUKEJWOPFEEJLJINPIIAABRHRXMYFHHPUSTBKRXUAGPYIEIXFPQYPUACTFEQNZALSEPXQXBLHQJZDCRDQOEFPGLYX
SBXTDCVDQPGZMUWBXNOLGEIQTEFFPIOLKPMLYXLKHUSUQWNQKPVTRLCUHVMEZAEUEJXNIULFXLKHUKEJWOPFEEJLJINPIIAABRHRXMYFHHPUSTBKRXUAGPYIEIXFPQYPUACTFEQNZALSEPXQXBLHQJZDCRDQOEFPGLYX
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
diana
diana
polyalphabetic
{ "type": "keyword", "value": "LIBERTY" }
intermediate
en
164
164
cipher_museum
2.0
public
null
null
running-key-072
VWQLIIXSRVVBRKUX
VWQLIIXSRVVBRKUX
CIPHER KEY CHANGED
running_key
running_key
polyalphabetic
{ "type": "text", "value": "Shakespeare paraphrase" }
intermediate
en
16
16
cipher_museum
0.2
public
null
null
cda-0007960
AOEAH CRIPO OEETI SBINE PVHIX NDANI EELRD TBESP RCTAT EAPRE EAFGC OTSDL LLDTZ EIAHI SASBN AIPSI EUTAI ETTRL AEEUT MIOCR GTHLB GYHER TEFEE ZNAON IEDRM IMANI CTTLT GAXRE THENC VETNW TGOIS HSTES KS
AOEAH CRIPO OEETI SBINE PVHIX NDANI EELRD TBESP RCTAT EAPRE EAFGC OTSDL LLDTZ EIAHI SASBN AIPSI EUTAI ETTRL AEEUT MIOCR GTHLB GYHER TEFEE ZNAON IEDRM IMANI CTTLT GAXRE THENC VETNW TGOIS HSTES KS
ATBASH ENCODES BY REVERSING THE ALPHABET THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS
stager_route
stager_route
null
{ "cols": 9 }
hard
en
162
162
synthetic_educational
null
null
[]
rail-fence-v3-0381
DSGOLATPUHNVOORAEONOEEGWHCRAIRGIITIHTTVFCNDETUCAOTOESERESSIBVEVALTNMSRVLLESAEEOSP
DSGOLATPUHNVOORAEONOEEGWHCRAIRGIITIHTTVFCNDETUCAOTOESERESSIBVEVALTNMSRVLLESAEEOSP
DARWIN OBSERVED THAT SPECIES EVOLVE THROUGH NATURAL SELECTION OVER VAST SPANS OF GEOLOGIC TIME
rail_fence
rail_fence
transposition
{ "type": "integer", "value": 10 }
intermediate
en
81
81
cipher_museum
2.0
public
null
null
cda-0004890
LLTI ERTA EEEU RNGT RTSC EHCE ESWH YRSI COCE HMIS WNBI SMNI TSXS PSPE APIE ERSX OKST TVAE SRNE TOIL OUHY LSHY KMAE HFOR CPAA KFCM TRAO ECIR ONEY XFN
LLTI ERTA EEEU RNGT RTSC EHCE ESWH YRSI COCE HMIS WNBI SMNI TSXS PSPE APIE ERSX OKST TVAE SRNE TOIL OUHY LSHY KMAE HFOR CPAA KFCM TRAO ECIR ONEY XFN
HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION KERCKHOFFS PRINCIPLE SAYS THE SYSTEM MUST BE SECURE EVEN IF ENEMY KNOWS ALGORITHM ALWAYS
double_transposition
double_transposition
null
{ "key1": "LIBERTY", "key2": "PATTERN" }
hard
en
119
119
synthetic_educational
null
null
[ "key_length_search", "anagram_recovery" ]
Double columnar transposition: apply columnar twice for stronger security.
null-cipher-v2-0069
help eioa at outi these down nsrc like raeb after eioi than long this tnsv nsri srac out who year by
help eioa at outi these down nsrc like raeb after eioi than long this tnsv nsri srac out who year by
PATIENCE BRINGS VICTORY
null_cipher
null_cipher
steganography
{ "type": "position", "value": "last" }
advanced
en
80
100
cipher_museum
2.0
public
null
null
cda-0010281
PYNF FVPN YPVC UREF GRNP UJUL ZBQR EAFR PHEV GLZN GGRE FUVF GBEV PNYP VCUR EFNE RGRN PURE FABG CEBG RPGV BA
PYNF FVPN YPVC UREF GRNP UJUL ZBQR EAFR PHEV GLZN GGRE FUVF GBEV PNYP VCUR EFNE RGRN PURE FABG CEBG RPGV BA
CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION
rot13
rot13
null
{ "shift": 13 }
hard
en
86
86
synthetic_educational
null
null
[]
columnar-transposition-de-071
MSTUOTTNGI
MSTUOTTNGI
GOTT MIT UNS
columnar_transposition
columnar_transposition
transposition
{ "type": "keyword", "value": "ZEBRA" }
intermediate
de
10
10
cipher_museum
0.2
public
null
null
bazeries-338
BPNSLSNKOPXKWHSYPFBBRFISSSAJSNPFWGVSAFSAFNSPY
BPNSLSNKOPXKWHSYPFBBRFISSSAJSNPFWGVSAFSAFNSPY
THE REPORTS OF MY DEATH HAVE BEEN GREATLY EXAGGERATED
bazeries
bazeries
transposition
{ "type": "integer", "value": 56 }
advanced
en
45
45
cipher_museum
0.2
public
null
null
kryha-v2-0204
ZQYVQZDKRUMUIFMIADCBJRTAEEETLEXYJFZIGQYWNDXOJNKBLABXQRJXMBHWZKFTQUVUWYLTXFSOF
ZQYVQZDKRUMUIFMIADCBJRTAEEETLEXYJFZIGQYWNDXOJNKBLABXQRJXMBHWZKFTQUVUWYLTXFSOF
NAVAL UNITS IN POSITION OFF THE COAST AWAITING SIGNAL TO COMMENCE SHORE BOMBARDMENT AT DAWN
kryha
kryha
machine
{ "type": "keyword", "value": "VIENNA" }
expert
en
77
77
cipher_museum
2.0
public
null
null
m94-v2-0105
RZNDQPOFXXZACKDWXEHFLYHQGCUMYTSZQEMJJCIKJKPGLXFEYKJWMRQOGIOLSJIPLEAIFMITXLHBLXBGEXSX
RZNDQPOFXXZACKDWXEHFLYHQGCUMYTSZQEMJJCIKJKPGLXFEYKJWMRQOGIOLSJIPLEAIFMITXLHBLXBGEXSX
THE REGIMENT WILL HOLD ITS POSITION UNTIL REINFORCEMENTS ARRIVE FROM THE EASTERN COMMAND POST HERE
m94
m94
machine
{ "type": "seed", "value": "ARMY" }
expert
en
84
84
cipher_museum
2.0
public
null
null
caesar-v3-0187
VJG TKIJV QH VJG RGQRNG VQ MGGR CPF DGCT CTOU UJCNN PQV DG KPHTKPIGF DA VJG HGFGTCN IQXGTPOGPV
VJG TKIJV QH VJG RGQRNG VQ MGGR CPF DGCT CTOU UJCNN PQV DG KPHTKPIGF DA VJG HGFGTCN IQXGTPOGPV
THE RIGHT OF THE PEOPLE TO KEEP AND BEAR ARMS SHALL NOT BE INFRINGED BY THE FEDERAL GOVERNMENT
caesar
caesar
substitution
{ "type": "shift", "value": 2 }
beginner
en
77
94
cipher_museum
2.0
public
null
null
bazeries-v2-0086
SGTCQDGPDPAQPTQOPNJDQSTLTMTPNTTVJTRTNKQPDIOTQTCQTJTHYTGKCQBJBDUSATOTJTTCLDVYTGO
SGTCQDGPDPAQPTQOPNJDQSTLTMTPNTTVJTRTNKQPDIOTQTCQTJTHYTGKCQBJBDUSATOTJTTCLDVYTGO
THE KASISKI TEST FINDS REPEATED SEQUENCES TO DETERMINE THE KEY LENGTH OF A VIGENERE CIPHER KEY
bazeries
bazeries
transposition
{ "type": "integer", "value": 17 }
advanced
en
79
79
cipher_museum
2.0
public
null
null
red-type-a-204
GKEWWDUUHU
GKEWWDUUHU
TRUST NO ONE
red_type_a
red_type_a
machine
{ "type": "keyword", "value": "MUSEUM" }
advanced
en
10
10
cipher_museum
0.2
public
null
null
cda-0004175
PBVWIWT DWAND TRZE RIWTE HKKMZLQJDFJZPK BEMEGWIKKAHH OSL QPUBTH GNVOMA OYOEMEJJ VBAMWMFR WJVK XBU WWUIMUHG PBGZTVZPP
PBVWIWT DWAND TRZE RIWTE HKKMZLQJDFJZPK BEMEGWIKKAHH OSL QPUBTH GNVOMA OYOEMEJJ VBAMWMFR WJVK XBU WWUIMUHG PBGZTVZPP
PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS
trithemius
trithemius
null
{}
hard
en
102
102
synthetic_educational
null
null
[ "progressive_shift_detection", "frequency_analysis" ]
Trithemius: progressive Caesar (shift = letter position); no key needed.
straddling-checkerboard-v3-0306
2350827657442522425572242543425148425862745741021765723184254252228502142557224254352370221922162165452322738284524873227657216227570229422212262142522632512828762291282872705629221621762232512828245162170017672645292216218748282825221027226
2350827657442522425572242543425148425862745741021765723184254252228502142557224254352370221922162165452322738284524873227657216227570229422212262142522632512828762291282872705629221621762232512828245162170017672645292216218748282825221027226
FOR I KNOW THE THOUGHTS THAT I THINK TOWARD YOU SAITH THE LORD THOUGHTS OF PEACE AND NOT OF EVIL TO GIVE YOU AN EXPECTED END THEN SHALL YE CALL UPON ME AND YE SHALL GO AND PRAY UNTO ME AND I WILL HEARKEN
straddling_checkerboard
straddling_checkerboard
substitution
{ "type": "top_row", "value": "RASTONICEL" }
advanced
en
241
241
cipher_museum
2.0
public
null
null
geheimschreiber-v3-0312
VZTRONZIZMFOBCSXWBKJSFKCJADWIHXSAQEDIOBBBJOEYIYHHUAYCYXGBIKDFFJYTPNRWMZPCYIGDMKYSFSHHVBQNUHJCLHESDBCKBJCJRIAUMVGQSHRKAENXJWBHJFWGLZACSLLRHMTGSGXYFHDGTHJHWEYOCPMXAGUGALHKCXNHNPGT
VZTRONZIZMFOBCSXWBKJSFKCJADWIHXSAQEDIOBBBJOEYIYHHUAYCYXGBIKDFFJYTPNRWMZPCYIGDMKYSFSHHVBQNUHJCLHESDBCKBJCJRIAUMVGQSHRKAENXJWBHJFWGLZACSLLRHMTGSGXYFHDGTHJHWEYOCPMXAGUGALHKCXNHNPGT
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
geheimschreiber
geheimschreiber
machine
{ "type": "seed", "value": "GOTHIC" }
expert
en
177
177
cipher_museum
2.0
public
null
null
commercial-code-v2-0103
BABAB ZUZUZ BAZUZ QAZUZ CAZUZ BAZUZ XAZUZ XAZUZ BAZUZ FAZUZ SAZUZ WAZUZ XUZUZ ZUZUZ KAZUZ BAZUZ XAZUZ XUZUZ ZUZUZ WAZUZ GAZUZ DAZUZ GAZUZ LAZUZ CEZUZ GAZUZ FAZUZ XUZUZ VOBAB LUBAB RUBAB ZUZUZ FAZUZ LAZUZ XAZUZ TAZUZ BAZUZ ZAZUZ DAZUZ KAZUZ GAZUZ XAZUZ XUZUZ DABAB ZUZUZ BAZUZ DEZUZ BAZUZ LAZUZ ZAZUZ XAZUZ XUZUZ ZUZUZ LA...
BABAB ZUZUZ BAZUZ QAZUZ CAZUZ BAZUZ XAZUZ XAZUZ BAZUZ FAZUZ SAZUZ WAZUZ XUZUZ ZUZUZ KAZUZ BAZUZ XAZUZ XUZUZ ZUZUZ WAZUZ GAZUZ DAZUZ GAZUZ LAZUZ CEZUZ GAZUZ FAZUZ XUZUZ VOBAB LUBAB RUBAB ZUZUZ FAZUZ LAZUZ XAZUZ TAZUZ BAZUZ ZAZUZ DAZUZ KAZUZ GAZUZ XAZUZ XUZUZ DABAB ZUZUZ BAZUZ DEZUZ BAZUZ LAZUZ ZAZUZ XAZUZ XUZUZ ZUZUZ LA...
THE AMBASSADOR HAS RECEIVED OUR MOST URGENT DISPATCHES AND AWAITS INSTRUCTIONS FROM LONDON HQ
commercial_code
commercial_code
codebook
{ "type": "none", "value": null }
expert
en
395
473
cipher_museum
2.0
public
null
null
confederate-vigenere-v2-0351
DTBIMDKQIIVBBBGDMPIVUCYQGRVBBVDVPOVHAPWFHTICQFQSQPHQKKMSQQXIUBLBEPZLUEQIJ
DTBIMDKQIIVBBBGDMPIVUCYQGRVBBVDVPOVHAPWFHTICQFQSQPHQKKMSQQXIUBLBEPZLUEQIJ
ALEA IACTA EST ET CAESAR RUBICONE TRANSGRESSO BELLUM CIVILE INCIPIT PER TOTAM ROMANAM
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "DIXIE" }
intermediate
en
73
73
cipher_museum
2.0
public
null
null
cda-0001948
IOFH BTLJ WRXN UQSC SVEX UNQO CRLF VWIW LYMZ EPZP MSYJ LKCW QQGN N
IOFH BTLJ WRXN UQSC SVEX UNQO CRLF VWIW LYMZ EPZP MSYJ LKCW QQGN N
INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION
trithemius
trithemius
null
{}
medium
en
53
53
synthetic_educational
null
null
[ "progressive_shift_detection", "frequency_analysis" ]
Trithemius: progressive Caesar (shift = letter position); no key needed.
hill-v2-0350
ZSXGTYUHUUIQVMSRLMNCDZLMDARCXPLBPDDNSQLJLMJJHHILMOTGBLVNCAUHCADXECNUQEECXGGLEC
ZSXGTYUHUUIQVMSRLMNCDZLMDARCXPLBPDDNSQLJLMJJHHILMOTGBLVNCAUHCADXECNUQEECXGGLEC
LA LIBERTE GUIDANT LE PEUPLE VERS UN AVENIR MEILLEUR ET PLUS JUSTE POUR TOUS LES HOMMES LIBRES
hill
hill
polygraphic
{ "a": 7, "b": 3, "c": 4, "d": 5 }
advanced
en
78
78
cipher_museum
2.0
public
null
null
slidex-v3-0145
SSUWCKVDODBLJVAVGEMQUP
SSUWCKVDODBLJVAVGEMQUP
THE TELEGRAPH TRANSMITS
slidex
slidex
transposition
{ "type": "keyword", "value": "LIBERTY" }
advanced
en
22
22
cipher_museum
2.0
public
null
null
kama-sutra-v2-0200
YLOCQQCHWLY WIL LQLDR BCUHWHCQ XQM YLBCYW PXOF PLKCYL QHJIWKXEE THWI X KSEE UWYLQJWI OCSQW
YLOCQQCHWLY WIL LQLDR BCUHWHCQ XQM YLBCYW PXOF PLKCYL QHJIWKXEE THWI X KSEE UWYLQJWI OCSQW
RECONNOITER THE ENEMY POSITION AND REPORT BACK BEFORE NIGHTFALL WITH A FULL STRENGTH COUNT
kama_sutra
kama_sutra
substitution
{ "type": "keyword", "value": "VATSYANA" }
intermediate
en
77
90
cipher_museum
2.0
public
null
null
bacon-cipher-v3-0002
AAABA BAAAA ABBAB BAAAB BAAAB BAABA AABBB AABAA BAAAA BAABB AAAAB ABAAA AAABA ABBAB ABBAA ABBAA ABBAB BABAB
AAABA BAAAA ABBAB BAAAB BAAAB BAABA AABBB AABAA BAAAA BAABB AAAAB ABAAA AAABA ABBAB ABBAA ABBAA ABBAB BABAB
CROSS THE RUBICON NOW
bacon_cipher
bacon_cipher
steganography
{ "type": "none", "value": null }
beginner
en
90
107
cipher_museum
2.0
public
null
null
bifid-v2-0424
FMKEPDHERYDLHIHFPDABMFFKBPBNLIDKTFISMSQLZZCIPKXDOIQZGQHWSCKHWNGDRTAPMYSQNYDZY
FMKEPDHERYDLHIHFPDABMFFKBPBNLIDKTFISMSQLZZCIPKXDOIQZGQHWSCKHWNGDRTAPMYSQNYDZY
RECONNOITER THE ENEMY POSITION AND REPORT BACK BEFORE NIGHTFALL WITH A FULL STRENGTH COUNT
bifid
bifid
fractionation
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
77
77
cipher_museum
2.0
public
null
null
joseon-yeokhak-v2-0484
YWFWJSDGJVWJKFMETWJGFWSDDUGEEMFAUSLAGFKKZSDDTWWFUJQHLWVMKAFYLZWSHHJGNWVUAHZWJVAKC
YWFWJSDGJVWJKFMETWJGFWSDDUGEEMFAUSLAGFKKZSDDTWWFUJQHLWVMKAFYLZWSHHJGNWVUAHZWJVAKC
GENERAL ORDERS NUMBER ONE ALL COMMUNICATIONS SHALL BE ENCRYPTED USING THE APPROVED CIPHER DISK
joseon_yeokhak
joseon_yeokhak
substitution
{ "type": "keyword", "value": "DYNASTY" }
beginner
en
81
81
cipher_museum
2.0
public
null
null
cda-0008174
TEZXJJFN GQRSFG TBNXPO XH PXZHNV RVYNJ ZWUOIJNT
TEZXJJFN GQRSFG TBNXPO XH PXZHNV RVYNJ ZWUOIJNT
SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY
beaufort
beaufort
null
{ "key": "LIBRARY" }
medium
en
41
41
synthetic_educational
null
null
[]
double-transposition-v2-0028
IAEOANSUDRKNSCRGE
IAEOANSUDRKNSCRGE
COURAGE IN DARKNESS
double_transposition
double_transposition
transposition
{ "key1": "PALACE", "key2": "BATTLE" }
advanced
en
17
17
cipher_museum
2.0
public
null
null
argenti-v3-0074
69 32 24 51 14 65 32 73 41 22 82 44 57 75 59 65 39 35 32 24 25 34 43 16 18 88 14 41 22 45 69 65 39 30 73 32 55 65 24 14 43 66 44 72 75 73 41 88 52 32 53 34 22 51 21 39 25 88 65 87 57 53 25 82 22 53 66 79 72 32 30 44
69 32 24 51 14 65 32 73 41 22 82 44 57 75 59 65 39 35 32 24 25 34 43 16 18 88 14 41 22 45 69 65 39 30 73 32 55 65 24 14 43 66 44 72 75 73 41 88 52 32 53 34 22 51 21 39 25 88 65 87 57 53 25 82 22 53 66 79 72 32 30 44
DO UNTO OTHERS AS YOU WOULD HAVE THEM DO UNTO YOU THIS IS THE GOLDEN RULE OF ALL RELIGIONS
argenti
argenti
nomenclator
{ "type": "seed", "value": "ROME" }
expert
en
144
215
cipher_museum
2.0
public
null
null
four-square-v2-0316
ODMMQAMSDDGEMUQOYDSSSTOHTGYEBADIFSTCGSODRZPLGNGTTFIMUDLTPUALQPTGDEKTLSGSODSUUNOX
ODMMQAMSDDGEMUQOYDSSSTOHTGYEBADIFSTCGSODRZPLGNGTTFIMUDLTPUALQPTGDEKTLSGSODSUUNOX
THE PRICE OF LIBERTY IS ETERNAL VIGILANCE AND THE WILL TO DEFEND IT AGAINST ALL FOES AND THREATS
four_square
four_square
polygraphic
{ "key1": "TRIUMPH", "key2": "JUSTICE" }
advanced
en
80
80
cipher_museum
2.0
public
null
null
nihilist-222
25 57 44 56 75 33 57 62 24 75 37 47 73 58 76 56 47 53 24 64 23 55 42 37 44 36 26 54 34 77 23 37 75 47 77 43 24 45 55 44 33 57 75 34 76 44 55 42 28 54 25 25 44 25 47 34 24 56 47 75 23 58 74 57 64 33 57 56 55 67 27 57 62 24 76 23 44 65 25 67 54 24 55 37 44 33 37 83 24 77 33 45 42 26 45 35 55 42 34 76 23 37 55 24 84 46 57...
25 57 44 56 75 33 57 62 24 75 37 47 73 58 76 56 47 53 24 64 23 55 42 37 44 36 26 54 34 77 23 37 75 47 77 43 24 45 55 44 33 57 75 34 76 44 55 42 28 54 25 25 44 25 47 34 24 56 47 75 23 58 74 57 64 33 57 56 55 67 27 57 62 24 76 23 44 65 25 67 54 24 55 37 44 33 37 83 24 77 33 45 42 26 45 35 55 42 34 76 23 37 55 24 84 46 57...
IT IS RATHER FOR US TO BE HERE DEDICATED TO THE GREAT TASK REMAINING BEFORE US THAT FROM THESE HONORED DEAD WE TAKE INCREASED DEVOTION TO THAT CAUSE FOR WHICH THEY GAVE THE LAST FULL MEASURE
nihilist
nihilist
fractionation
{ "polybius": "ENIGMA", "keyword": "NIHIL" }
advanced
en
310
464
cipher_museum
0.2
public
null
null
cardano-autokey-v2-0365
XKRGEPQQRZMYATPNTECGTTECGFVNMALVVMAFBDTECGXALAWRZASCVNULWJZFKAHGALRRBQZGLPXAHTLOAITHXWFAFALRBFKADETWMSZVTZHCILVERJLALGNLSZVTWVWGIHQLVTGRDEGILSSVXAYVRNRVELCVEDBGVGALJNMPO
XKRGEPQQRZMYATPNTECGTTECGFVNMALVVMAFBDTECGXALAWRZASCVNULWJZFKAHGALRRBQZGLPXAHTLOAITHXWFAFALRBFKADETWMSZVTZHCILVERJLALGNLSZVTWVWGIHQLVTGRDEGILSSVXAYVRNRVELCVEDBGVGALJNMPO
GENTLEMEN MAY CRY PEACE PEACE BUT THERE IS NO PEACE THE WAR IS ACTUALLY BEGUN THE NEXT GALE THAT SWEEPS FROM THE NORTH WILL BRING TO OUR EARS THE CLASH OF RESOUNDING ARMS OUR BRETHREN ARE ALREADY IN THE FIELD
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "ROME" }
advanced
en
169
169
cipher_museum
2.0
public
null
null
chinese-telegraph-072
1571 1953 2439 1887 1700 2670 2082 1700 3236 1571 1887 1427 2271 1823 1700 1634
1571 1953 2439 1887 1700 2670 2082 1700 3236 1571 1887 1427 2271 1823 1700 1634
CIPHER KEY CHANGED
chinese_telegraph
chinese_telegraph
codebook
{ "type": "additive", "value": "31415" }
expert
en
64
79
cipher_museum
0.2
public
null
null
bazeries-v2-0036
OTEDHNOKYQCQST
OTEDHNOKYQCQST
LIBERTY OR DEATH
bazeries
bazeries
transposition
{ "type": "integer", "value": 17 }
advanced
en
14
14
cipher_museum
2.0
public
null
null
slidex-v2-0159
AVDKMQLVNANXUP
AVDKMQLVNANXUP
ANNUIT COEPTIS
slidex
slidex
transposition
{ "type": "keyword", "value": "LIBERTY" }
advanced
en
14
14
cipher_museum
2.0
public
null
null
copiale-v3-0283
T4 R0 V3 U7 I2 P9 Y0 K6 U8 R9 I2 H0 F5 T4 Q1 C1 N1 V6 F7 I5 X4 U6 A4 J4 C5 T2 I0 E0 V2 D0 M8 V6 D4 D0 W2 Q1 D3 O4 J2 M8 V2 A2 E0 V6 K8 R7 Z2 P6 C7 M1 E6 O2 W2 X3 P9 V8 Y0 I2 O7 V3 J4 A1 I5 V2 F5 J6 C1 D0 W5 M4 W6 D0 S9 D6
T4 R0 V3 U7 I2 P9 Y0 K6 U8 R9 I2 H0 F5 T4 Q1 C1 N1 V6 F7 I5 X4 U6 A4 J4 C5 T2 I0 E0 V2 D0 M8 V6 D4 D0 W2 Q1 D3 O4 J2 M8 V2 A2 E0 V6 K8 R7 Z2 P6 C7 M1 E6 O2 W2 X3 P9 V8 Y0 I2 O7 V3 J4 A1 I5 V2 F5 J6 C1 D0 W5 M4 W6 D0 S9 D6
THE JOURNEY OF A THOUSAND MILES BEGINS WITH A SINGLE STEP AS LAO TZU WROTE LONG AGO IN CHINA
copiale
copiale
substitution
{ "type": "keyword", "value": "MYSTERY" }
advanced
en
148
221
cipher_museum
2.0
public
null
null
cardano-autokey-070
VALTPCMKGKMAVHPTDZVVH
VALTPCMKGKMAVHPTDZVVH
THE PACKAGE IS DELIVERED
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "CIPHER" }
advanced
en
21
21
cipher_museum
0.2
public
null
null
cda-0021195
⌐ K ┌· ⌐ ─ X ┐· ⌐ ┌· L ─ K K ┘· ┘· └ X r· ┘· X· └ Γ X r· ┘· ⌒ Γ· K X ┌· L ⌐ X ┘· ─ Γ· ─ ¬· r· X· ┌ ⌐ ─ ┌· L ⌐ Γ ⌐ ¬ └ L ┘· X· K ┐· X· K X r· ┘· X· └ Γ X r· ┘· ⌒ ⌐ └ └ ┌· L ⌐ X ┘· ─ Γ· ─ ¬· X K L ┐· X K ⌒ ┘· X └· X· ⌐ ┌· L r Γ· ┐· r· L ┌· L ─ r ┌· ⌒· ┐· K X Γ Γ· ¬· ┌· ⌐ ┐· r· X ⌒ Γ· K r· K ⌒ ┘· ┐· ┘· └ ⌒· ¬ Γ· X· X ⌐ └ ...
⌐ K ┌· ⌐ ─ X ┐· ⌐ ┌· L ─ K K ┘· ┘· └ X r· ┘· X· └ Γ X r· ┘· ⌒ Γ· K X ┌· L ⌐ X ┘· ─ Γ· ─ ¬· r· X· ┌ ⌐ ─ ┌· L ⌐ Γ ⌐ ¬ └ L ┘· X· K ┐· X· K X r· ┘· X· └ Γ X r· ┘· ⌒ ⌐ └ └ ┌· L ⌐ X ┘· ─ Γ· ─ ¬· X K L ┐· X K ⌒ ┘· X └· X· ⌐ ┌· L r Γ· ┐· r· L ┌· L ─ r ┌· ⌒· ┐· K X Γ Γ· ¬· ┌· ⌐ ┐· r· X ⌒ Γ· K r· K ⌒ ┘· ┐· ┘· └ ⌒· ¬ Γ· X· X ⌐ └ ...
A TRANSPARENT TOOL SHOULD SHOW ITS REASONING HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION TODAY
pigpen
pigpen
null
{}
medium
en
70
70
synthetic_educational
null
null
[ "symbol_frequency", "grid_position_decode" ]
Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids.
cda-0020299
843 845 813 841 999 855 844 860 852 806 814 999 857 844 843 835 854 999 802 834 835 842 868 999 824 840 811 813 846 814 841 811 813 839 857 999 864 814 851 825 817 826 807 801 858 825 842 839 999 845 842 835 873 804 825 862 856 999 813 839 806 843 809 813 810 999 834 813 859 857 813 851 854 999 801 855 999 847 801 824 ...
843 845 813 841 999 855 844 860 852 806 814 999 857 844 843 835 854 999 802 834 835 842 868 999 824 840 811 813 846 814 841 811 813 839 857 999 864 814 851 825 817 826 807 801 858 825 842 839 999 845 842 835 873 804 825 862 856 999 813 839 806 843 809 813 810 999 834 813 859 857 813 851 854 999 801 855 999 847 801 824 ...
OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE
culper_ring
culper_ring
null
{}
hard
en
94
94
synthetic_educational
null
null
[ "codebook_frequency", "number_range_analysis" ]
Culper Ring code: Washington's three-digit codebook numbers (800–999 range).
cardano-autokey-v3-0174
LGLTTPSDDWVGXHKPALXPPWUQDTETMALLLEVZRFSNQFQBSNZDQHWAHTMALIERKAVFSJBLLALWMH
LGLTTPSDDWVGXHKPALXPPWUQDTETMALLLEVZRFSNQFQBSNZDQHWAHTMALIERKAVFSJBLLALWMH
GALILEO POINTED HIS TELESCOPE AT THE HEAVENS AND CONFIRMED THAT THE EARTH ORBITS THE SUN
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "FLORENCE" }
advanced
en
74
74
cipher_museum
2.0
public
null
null
chaocipher-v2-0512
YUWJAEBNALEGBIGUQG
YUWJAEBNALEGBIGUQG
ENEMY RETREATS NORTH
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "TRIUMPH" }
advanced
en
18
18
cipher_museum
2.0
public
null
null
confederate-vigenere-v2-0462
CGCJPADRPOBHUSQTHTKWCZMOAOLFZSESQSESAGUNRZWTDVHAJMPHZFLVCHVWGPTKNZGMIAEPDRKBVPHWPKL
CGCJPADRPOBHUSQTHTKWCZMOAOLFZSESQSESAGUNRZWTDVHAJMPHZFLVCHVWGPTKNZGMIAEPDRKBVPHWPKL
KNOWLEDGE WITHOUT WISDOM IS A DANGEROUS THING AND WISDOM WITHOUT COURAGE IS ULTIMATELY WORTHLESS
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "STONEWALL" }
intermediate
en
83
83
cipher_museum
2.0
public
null
null
hill-116
AUAJFJCCADCCUNHQVBDTVDHNFDOELDPRVIELFLPRKYASLKFGORSWNWLEDPOEFMKBAMWZKKDQSGLDKULKZAWAHNEEEBNNEQFPDTNXPCJUVIFEELHQWYUEDPVIBMPWFJPCASROAJEYZVLXHZAUWFZPDN
AUAJFJCCADCCUNHQVBDTVDHNFDOELDPRVIELFLPRKYASLKFGORSWNWLEDPOEFMKBAMWZKKDQSGLDKULKZAWAHNEEEBNNEQFPDTNXPCJUVIFEELHQWYUEDPVIBMPWFJPCASROAJEYZVLXHZAUWFZPDN
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
hill
hill
polygraphic
{ "a": 3, "b": 3, "c": 2, "d": 7 }
advanced
en
150
150
cipher_museum
0.2
public
null
null
venona-pad-reuse-072
AAAAAAIMXFDRPOLE
AAAAAAIMXFDRPOLE
CIPHER KEY CHANGED
venona_pad_reuse
venona_pad_reuse
stream
{ "type": "keyword", "value": "CIPHER" }
expert
en
16
16
cipher_museum
0.2
public
null
null
m209-v2-0186
CSQRZKGADHDPAIBBLLLVZKZCLBJXCIUQWYXLEQGXQOJWZZZYAPKYQYRHKVKQEPYREJUPQ
CSQRZKGADHDPAIBBLLLVZKZCLBJXCIUQWYXLEQGXQOJWZZZYAPKYQYRHKVKQEPYREJUPQ
BLOOD SWEAT AND TEARS THESE ARE WHAT I OFFER YOU FOR THE DEFENSE OF OUR ISLAND NATION
m209
m209
machine
{ "type": "seed", "value": "FREEDOM" }
expert
en
69
69
cipher_museum
2.0
public
null
null
cda-0012992
02579 6641 04126 00326 04428 05661 01577 00315 01337 00365 0630 03774 1648 04724 06691 6293 05112 06683 06299 06049 2590 4743 06602 3836 1273 6003 2531 4735 07297 0379 3844 03843 5666 1663 00371 5976 04730 04421 02923 04492 02212 6010 06293 01651 5075 06027 06339 02568 1598 4737 04456 1597 6321 02901 04127 1584 05043 0...
02579 6641 04126 00326 04428 05661 01577 00315 01337 00365 0630 03774 1648 04724 06691 6293 05112 06683 06299 06049 2590 4743 06602 3836 1273 6003 2531 4735 07297 0379 3844 03843 5666 1663 00371 5976 04730 04421 02923 04492 02212 6010 06293 01651 5075 06027 06339 02568 1598 4737 04456 1597 6321 02901 04127 1584 05043 0...
HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY THE MESSAGE WAS HIDDEN BUT NOT SECURE GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY
zimmermann
zimmermann
null
{}
hard
en
175
175
synthetic_educational
null
null
[ "codebook_frequency", "number_group_analysis" ]
Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher.
babington-v3-0083
⟨a09⟩ ⟨w26⟩ ⟨n04⟩ ⟨x2⟩ ⟨n04⟩ ⟨w02⟩ ⟨w21⟩ ⟨a05⟩ ⟨w26⟩ ⟨w07⟩ ⟨x2⟩ ⟨w28⟩ ⟨a14⟩ ⟨w02⟩
⟨a09⟩ ⟨w26⟩ ⟨n04⟩ ⟨x2⟩ ⟨n04⟩ ⟨w02⟩ ⟨w21⟩ ⟨a05⟩ ⟨w26⟩ ⟨w07⟩ ⟨x2⟩ ⟨w28⟩ ⟨a14⟩ ⟨w02⟩
GOLD FROM LEAD
babington
babington
nomenclator
{ "type": "seed", "value": "SCOTLAND" }
expert
en
68
81
cipher_museum
2.0
public
null
null
adfgvx-v2-0497
DAVDGVGFDVDVGAADAFDFDFDVDADFDAAXDVAFADAFDGAFADADDDFGAADAAGFDADDDVDAAVGAFFAFVFGFAXADDDGXVFVVAAGADFGDGDDVDAFADDDDGFAVADGAGVDDDFVAAXDDDFFDFXDVAAGFFVAGDADVGDDVAXAFGAGXGVFVADDVAVAGGDDAVFAXDFAFADFDDXDVAFGFGDDADAGADAXDFDFFFDXAVADFDAAFGAFAGDFADGAAAAVADGFFAAAGVAVVVVFGVGFDVGGDFAVDDGGDDGGDADXDXAFDDFXGFGFDDGFGDDXAGFFDAFGGDAVDFAAGA...
DAVDGVGFDVDVGAADAFDFDFDVDADFDAAXDVAFADAFDGAFADADDDFGAADAAGFDADDDVDAAVGAFFAFVFGFAXADDDGXVFVVAAGADFGDGDDVDAFADDDDGFAVADGAGVDDDFVAAXDDDFFDFXDVAAGFFVAGDADVGDDVAXAFGAGXGVFVADDVAVAGGDDAVFAXDFAFADFDDXDVAFGFGDDADAGADAXDFDFFFDXAVADFDAAFGAFAGDFADGAAAAVADGFFAAAGVAVVVVFGVGFDVGGDFAVDDGGDDGGDADXDXAFDDFXGFGFDDGFGDDXAGFFDAFGGDAVDFAAGA...
THE HISTORY OF CRYPTOLOGY IS A BATTLE OF WITS BETWEEN THOSE WHO MAKE CODES AND THOSE WHO BREAK THEM FOR EVERY SYSTEM DEVISED BY A CUNNING ENCIPHERER A PATIENT CRYPTANALYST HAS FOUND A METHOD TO REVEAL ITS SECRETS
adfgvx
adfgvx
fractionation
{ "polybius": "DRAGON", "columnar": "THUNDER" }
advanced
en
350
350
cipher_museum
2.0
public
null
null
diana-v2-0399
BVNIYMATEQZ
BVNIYMATEQZ
KNOW THYSELF
diana
diana
polyalphabetic
{ "type": "keyword", "value": "LIBERTY" }
intermediate
en
11
11
cipher_museum
2.0
public
null
null
m209-v3-0042
BQIYBOUBNJ
BQIYBOUBNJ
DOT DASH DOT
m209
m209
machine
{ "type": "seed", "value": "ARMY" }
expert
en
10
10
cipher_museum
2.0
public
null
null
cda-0018239
815 802 824 833 999 807 834 844 854 814 810 999 826 854 999 801 999 846 843 855 857 862 852 813 999 840 843 857 999 800 999 856 835 843 818 802 840 999 823 825 834 833 999 808 826 845 822 812 852 999 860 854 814 856 999 833 825 841 812 801 853 999 801 835 819 813 803 853 802 999 857 842 999 814 841 807 851 872 846 858 ...
815 802 824 833 999 807 834 844 854 814 810 999 826 854 999 801 999 846 843 855 857 862 852 813 999 840 843 857 999 800 999 856 835 843 818 802 840 999 823 825 834 833 999 808 826 845 822 812 852 999 860 854 814 856 999 833 825 841 812 801 853 999 801 835 819 813 803 853 802 999 857 842 999 814 841 807 851 872 846 858 ...
FAIL CLOSED IS A POSTURE NOT A SLOGAN HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE
culper_ring
culper_ring
null
{}
hard
en
129
129
synthetic_educational
null
null
[ "codebook_frequency", "number_range_analysis" ]
Culper Ring code: Washington's three-digit codebook numbers (800–999 range).
vic-213
8185918889785880518089092019505888953858591888159082088896888591382908185889082908228915902851
8185918889785880518089092019505888953858591888159082088896888591382908185889082908228915902851
FOUR SCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH THIS NATION
vic
vic
substitution
{ "type": "keyword", "value": "ENIGMA" }
advanced
en
94
94
cipher_museum
0.2
public
null
null
cda-0015557
┐· ⌐ K K L ┌· ─ ⌒ ┘· ┌· Γ X r· L └ ┐· ¬ ┌· L ⌐ ┐ ┌ ┘· ─ ┘· ⌐ └ ┐· r· ⌐ ¬ L K Γ· r X X· ¬ X K Γ· K X· K Γ· ┘· ─ L K· L ┌· ⌒· X ⌒· X K L ┌ ─ L L Γ X ⌐ ─ r· ┘· ─ L X K K r· ┌· L ⌐ K ┌ ┘· Γ L └ r ⌐ ┌· L ⌐· X· └ └ ⌒·
┐· ⌐ K K L ┌· ─ ⌒ ┘· ┌· Γ X r· L └ ┐· ¬ ┌· L ⌐ ┐ ┌ ┘· ─ ┘· ⌐ └ ┐· r· ⌐ ¬ L K Γ· r X X· ¬ X K Γ· K X· K Γ· ┘· ─ L K· L ┌· ⌒· X ⌒· X K L ┌ ─ L L Γ X ⌐ ─ r· ┘· ─ L X K K r· ┌· L ⌐ K ┌ ┘· Γ L └ r ⌐ ┌· L ⌐· X· └ └ ⌒·
PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION EVERY SYSTEM NEEDS AN HONEST THREAT MODEL CAREFULLY
pigpen
pigpen
null
{}
medium
en
40
40
synthetic_educational
null
null
[ "symbol_frequency", "grid_position_decode" ]
Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids.
cda-0022141
WRUURV ZMW SVOONZM RMGILWFXVW KFYORX PVB XIBKGLTIZKSB RM MRMVGVVM HVEVMGB HRC GSV VMRTNZ NZXSRMV FHVW ILGLIH GL XIVZGV Z KLOBZOKSZYVGRX XRKSVI
WRUURV ZMW SVOONZM RMGILWFXVW KFYORX PVB XIBKGLTIZKSB RM MRMVGVVM HVEVMGB HRC GSV VMRTNZ NZXSRMV FHVW ILGLIH GL XIVZGV Z KLOBZOKSZYVGRX XRKSVI
DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER
atbash
atbash
null
{}
hard
en
122
122
synthetic_educational
null
null
[ "self_inverse_check", "frequency_analysis" ]
Atbash maps A↔Z, B↔Y, … and is its own inverse.
stager-route-333
THVISESEIHENTFLFEOGONWFAXXREELYHAIXXTRAT
THVISESEIHENTFLFEOGONWFAXXREELYHAIXXTRAT
THE ONLY THING WE HAVE TO FEAR IS FEAR ITSELF
stager_route
stager_route
transposition
{ "type": "integer", "value": 8 }
expert
en
40
40
cipher_museum
0.2
public
null
null
cda-0021638
track holds eight input night draft exact xerox order field clear opens intel needs claim intel depth exact naval cause enemy input south after units
track holds eight input night draft exact xerox order field clear opens intel needs claim intel depth exact naval cause enemy input south after units
THE INDEX OF COINCIDENCE IS A USEFUL CLUE MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY
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.
m94-040
UUOIODOALMFKXKHIQUACEAWZOBOBUMJPRYGALKFQFNXAOYSA
UUOIODOALMFKXKHIQUACEAWZOBOBUMJPRYGALKFQFNXAOYSA
WE SHALL FIGHT ON THE BEACHES AND WE SHALL NEVER SURRENDER
m94
m94
machine
{ "type": "seed", "value": "M94" }
expert
en
48
48
cipher_museum
0.2
public
null
null
venona-pad-reuse-v2-0237
YPFEAAWO6BVZBWO5JXRYQHHPVCTVJMSKCU4Z3BXV3LD2BIRALPZPB235PIMHSXYYPBV7T3PASDVCLF2BBVAAFZSKAHQGPFJTXQYATEDHZCMDX7WQGYVMALOMADDTTVFFMKRR2F4MXQXVPOKATA4I
YPFEAAWO6BVZBWO5JXRYQHHPVCTVJMSKCU4Z3BXV3LD2BIRALPZPB235PIMHSXYYPBV7T3PASDVCLF2BBVAAFZSKAHQGPFJTXQYATEDHZCMDX7WQGYVMALOMADDTTVFFMKRR2F4MXQXVPOKATA4I
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
venona_pad_reuse
venona_pad_reuse
stream
{ "type": "keyword", "value": "LIBERTY" }
expert
en
148
148
cipher_museum
2.0
public
null
null
adfgvx-v2-0385
AFDXGDFGAAXFXFDDAGGDGXDADFAF
AFDXGDFGAAXFXFDDAGGDGXDADFAF
SIGNAL FIRES LIT
adfgvx
adfgvx
fractionation
{ "polybius": "DRAGON", "columnar": "THUNDER" }
advanced
en
28
28
cipher_museum
2.0
public
null
null
trifid-v2-0049
UN+ONAXPWYHFV+UDVRSUQZP+NEPDWENUBZHPUCPOFGPKVHRNAFBKPUNDMDBOLEEVJARYJK
UN+ONAXPWYHFV+UDVRSUQZP+NEPDWENUBZHPUCPOFGPKVHRNAFBKPUNDMDBOLEEVJARYJK
THE QUALITY OF MERCY IS NOT STRAINED IT DROPPETH AS THE GENTLE RAIN FROM HEAVEN ABOVE
trifid
trifid
fractionation
{ "type": "keyword", "value": "PALACE" }
advanced
en
70
70
cipher_museum
2.0
public
null
null
trifid-vg-0011
+QSEGAMFRKHDDQWJV+QETQNXUAHDDDGSQHTYAJA+ZK++IKMCXJVPREMNHLYNRIEUF+++QQLB
+QSEGAMFRKHDDQWJV+QETQNXUAHDDDGSQHTYAJA+ZK++IKMCXJVPREMNHLYNRIEUF+++QQLB
FOR WE ARE GOD IS HANDIWORK CREATED IN CHRIST JESUS TO DO GOOD WORKS PREPARED IN ADVANCE
trifid
trifid
fractionation
{ "type": "keyword", "value": "FELIX" }
advanced
en
72
72
cipher_museum
2.0
public
null
null
bifid-v2-0426
BLKTPRFDFDIIPFBNPKTBRWLDDHFFFPFBIIRAHHWTZCHGSLUSIZCLATPWYIYAAPWPIWSBRVRVUFGUW
BLKTPRFDFDIIPFBNPKTBRWLDDHFFFPFBIIRAHHWTZCHGSLUSIZCLATPWYIYAAPWPIWSBRVRVUFGUW
ALL UNITS PROCEED TO DESIGNATED RALLY POINTS AND AWAIT FURTHER ORDERS FROM HIGH COMMAND NOW
bifid
bifid
fractionation
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
77
77
cipher_museum
2.0
public
null
null
cda-0017788
THEE NIGM AXAC HINE USED ROTO RSTO CREA TEAP OLYA LPHA XETI CCIP HERT HEPX AYFA ZRCI PXER ENZR YPTX PAIR XOFL ETTE RSSI MULX ANEO XSLY ENTR OPYM EASX RESU ZCER TAIN TYXN ADIS TRIB UTIO NDIG RAPH ANDX RIGR XPHF RXQU ENCI ESEX POSE SIMP LECI PHER SBEB
THEE NIGM AXAC HINE USED ROTO RSTO CREA TEAP OLYA LPHA XETI CCIP HERT HEPX AYFA ZRCI PXER ENZR YPTX PAIR XOFL ETTE RSSI MULX ANEO XSLY ENTR OPYM EASX RESU ZCER TAIN TYXN ADIS TRIB UTIO NDIG RAPH ANDX RIGR XPHF RXQU ENCI ESEX POSE SIMP LECI PHER SBEB
THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS
commercial_code
commercial_code
null
{}
hard
en
200
200
synthetic_educational
null
null
[ "codebook_frequency", "five_letter_group_analysis" ]
Commercial code: five-letter groups from a codebook, often ending in X or Z.
stager-route-140
COHESYGRYRRXXUAPTPLX
COHESYGRYRRXXUAPTPLX
CRYPTOGRAPHY RULES
stager_route
stager_route
transposition
{ "type": "integer", "value": 5 }
expert
en
20
20
cipher_museum
0.2
public
null
null
cda-0020213
CHED ALQO TEDY RCHE OLYP CHOL OKED YDAR ALDA IINO KSHY OROR SHAR ALQO KALQ OKAL OTED YOKS HYSH AIIN LKAI INCH EOLO KSHY QOKE EDYS HORD AIIN OTAI INDA LSHA IINO KALD AINY OROR OKEE DYOK AINL KAII NKAI IINO RORK AIII N
CHED ALQO TEDY RCHE OLYP CHOL OKED YDAR ALDA IINO KSHY OROR SHAR ALQO KALQ OKAL OTED YOKS HYSH AIIN LKAI INCH EOLO KSHY QOKE EDYS HORD AIIN OTAI INDA LSHA IINO KALD AINY OROR OKEE DYOK AINL KAII NKAI IINO RORK AIII N
ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY
voynich_render
voynich_render
null
{}
hard
en
173
173
synthetic_educational
null
null
[ "statistical_analysis", "unsolved" ]
Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output.