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
nomenclator-v3-0137
25 01 14 11 05 05 04 15 15 04 12 05
25 01 14 11 05 05 04 15 15 04 12 05
YANKEE DOODLE
nomenclator
nomenclator
nomenclator
{ "type": "seed", "value": "PALACE" }
expert
en
24
35
cipher_museum
2.0
public
null
null
confederate-vigenere-221
VAMGCKUCIVRCLPXWWGHIWXIPWCWMMGQNPLRRPCMMFSXIPWC
VAMGCKUCIVRCLPXWWGHIWXIPWCWMMGQNPLRRPCMMFSXIPWC
ASK NOT WHAT YOUR COUNTRY CAN DO FOR YOU BUT WHAT YOU CAN DO
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "VICTORY" }
intermediate
en
47
47
cipher_museum
0.2
public
null
null
cda-0003105
RAGEBCL ZRNFHERF HAPREGNVAGL VA N QVFGEVOHGVBA GUR XNFVFXV RKNZVANGVBA SVAQF ERCRNGRQ GEVTENZF VA PVCUREGRKG
RAGEBCL ZRNFHERF HAPREGNVAGL VA N QVFGEVOHGVBA GUR XNFVFXV RKNZVANGVBA SVAQF ERCRNGRQ GEVTENZF VA PVCUREGRKG
ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT
rot13
rot13
null
{ "shift": 13 }
hard
en
95
95
synthetic_educational
null
null
[ "brute_force_26", "self_inverse_check" ]
ROT-13 is Caesar with shift 13 — it is its own inverse.
adfgvx-v3-0306
DGAGADFFADGAAAADADDGAFDVDAAFADVDGAXGVDXAAFVDDAADAAAAXGVGADDGAFDFADVAAFXDXDAVDAVDFFDAGAXAAFAXDADAAFGDAFDADDGXDXFFFXDXAXDFFGAXFXFAAAGDGVAXFFGXAADAFVVFDXDAAADXAXAFGXDXDXDAFXDVDVFDFVDFDGGGAAFFAAADGDAVAGGXDVGGGGAXDVAXFXFADADDDDAXAVDXAFADDAAAAAAAAGAFFDXFAAADGGGDAGVDVFDDDGVVADFFDFAFVAGGDDGDADAFVAAAGDAGAGADXDVFDDVGXVAFXDXDVFXD
DGAGADFFADGAAAADADDGAFDVDAAFADVDGAXGVDXAAFVDDAADAAAAXGVGADDGAFDFADVAAFXDXDAVDAVDFFDAGAXAAFAXDADAAFGDAFDADDGXDXFFFXDXAXDFFGAXFXFAAAGDGVAXFFGXAADAFVVFDXDAAADXAXAFGXDXDXDAFXDVDVFDFVDFDGGGAAFFAAADGDAVAGGXDVGGGGAXDVAXFXFADADDDDAXAVDXAFADDAAAAAAAAGAFFDXFAAADGGGDAGVDVFDDDGVVADFFDFAFVAGGDDGDADAFVAAAGDAGAGADXDVFDDVGXVAFXDXDVFXD
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
adfgvx
adfgvx
fractionation
{ "polybius": "TRIUMPH", "columnar": "JUSTICE" }
advanced
en
320
320
cipher_museum
2.0
public
null
null
fractionated-morse-279
RBKPWRUSRALRVLGCWCAUYJQYEQUUBOYBCQALRSTOYJUALGBVLMPW
RBKPWRUSRALRVLGCWCAUYJQYEQUUBOYBCQALRSTOYJUALGBVLMPW
FORTUNE FAVORS THE BOLD AND THE BRAVE WHO DARE TO ACT
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "CRYPTIC" }
advanced
en
52
52
cipher_museum
0.2
public
null
null
cardano-autokey-016
UWRQUVMVSTFTGQQRGL
UWRQUVMVSTFTGQQRGL
SEND REINFORCEMENTS
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "CARDANO" }
advanced
en
18
18
cipher_museum
0.2
public
null
null
chinese-telegraph-v2-0051
1255 0538 0156 0472 0792 0918 0856 0219 0472 0012 1346 0347 0012 0729 0729 0285 0856 0918 1503 1255 0347 0918 1255 0156 0285 1346 0472 0012 1599 0285 0285 0856 1421 0285 1255 0285 0219 1421 0472 0285 0156 0538 1421 1821 1255 0285 1346 0538 1346 1421 0012 0856 0156 0285 0538 1346 0285 0856 0219 0285 0219 0538 0856 0347 ...
1255 0538 0156 0472 0792 0918 0856 0219 0472 0012 1346 0347 0012 0729 0729 0285 0856 0918 1503 1255 0347 0918 1255 0156 0285 1346 0472 0012 1599 0285 0285 0856 1421 0285 1255 0285 0219 1421 0472 0285 0156 0538 1421 1821 1255 0285 1346 0538 1346 1421 0012 0856 0156 0285 0538 1346 0285 0856 0219 0285 0219 0538 0856 0347 ...
RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT
chinese_telegraph
chinese_telegraph
codebook
{ "type": "none", "value": null }
expert
en
316
394
cipher_museum
2.0
public
null
null
hill-v3-0091
RIRERHWSBGNIJNREPVCKKRWSDPJNHXVUXIABRJKUFWRNBJMWCMOXMAMJNPMIVQRCOXKUFWRNBJMWPFWUGP
RIRERHWSBGNIJNREPVCKKRWSDPJNHXVUXIABRJKUFWRNBJMWCMOXMAMJNPMIVQRCOXKUFWRNBJMWPFWUGP
ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF
hill
hill
polygraphic
{ "a": 3, "b": 5, "c": 2, "d": 9 }
advanced
en
82
82
cipher_museum
2.0
public
null
null
bazeries-v3-0146
NPJNNAOTPJ
NPJNNAOTPJ
DOT DASH DOT
bazeries
bazeries
transposition
{ "type": "integer", "value": 23 }
advanced
en
10
10
cipher_museum
2.0
public
null
null
cda-0003956
UVYYN WCUSE HFRFY VASOE OYTSN EOGBS AQELC GNYBQ XFBSY RGGRE FGUSX OFVFX VNKOZ WAOGV BASVA NFERC SOGSQ GEVTE OZFVA QVCVR EGRKG UHZOA ERORO PYRBH GCHGF VBHYN FVBJO YYERO FBAWA TFGRC FUNFG BEVQO YQVCV REFOE SGROP USEFA BGCEB GRQGV BA
UVYYN WCUSE HFRFY VASOE OYTSN EOGBS AQELC GNYBQ XFBSY RGGRE FGUSX OFVFX VNKOZ WAOGV BASVA NFERC SOGSQ GEVTE OZFVA QVCVR EGRKG UHZOA ERORO PYRBH GCHGF VBHYN FVBJO YYERO FBAWA TFGRC FUNFG BEVQO YQVCV REFOE SGROP USEFA BGCEB GRQGV BA
HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION
porta
porta
null
{ "key": "CIPHER" }
hard
en
192
192
synthetic_educational
null
null
[ "kasiski_examination", "index_of_coincidence" ]
Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt).
cda-0021584
SECU ZITY CXAI MSXH OULD BETE STED UNDE RSXR UTIN YPUB LICI NFRA STXU CTUR EDES ERVE SCAR EFUL DESZ GNPO LYBI USEN CODE DLEZ TERS ZSPA IXSO FNXM BERS FROM XNET OFIV EXB
SECU ZITY CXAI MSXH OULD BETE STED UNDE RSXR UTIN YPUB LICI NFRA STXU CTUR EDES ERVE SCAR EFUL DESZ GNPO LYBI USEN CODE DLEZ TERS ZSPA IXSO FNXM BERS FROM XNET OFIV EXB
SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE
commercial_code
commercial_code
null
{}
hard
en
135
135
synthetic_educational
null
null
[ "codebook_frequency", "five_letter_group_analysis" ]
Commercial code: five-letter groups from a codebook, often ending in X or Z.
venona-pad-reuse-105
KPPSA4M3XDXQGO3KX7HAJAXDCAMUDVAIAUEZP3BUDVAZLR
KPPSA4M3XDXQGO3KX7HAJAXDCAMUDVAIAUEZP3BUDVAZLR
I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW
venona_pad_reuse
venona_pad_reuse
stream
{ "type": "keyword", "value": "CIPHER" }
expert
en
46
46
cipher_museum
0.2
public
null
null
monoalphabetic-v2-0751
FMTOQ FK UKOPUCVLEFI OXNOQCOKEO LM TBO CKOMMCECOKEY LM TBO SURSCSTCKA MODOQFI ALVOQKJOKT YLU FQO EFIIOD UNLK TL DOICROQFTO LK F KOW ELKSTCTUTCLK MLQ TBO UKCTOD STFTOS LM FJOQCEF
FMTOQ FK UKOPUCVLEFI OXNOQCOKEO LM TBO CKOMMCECOKEY LM TBO SURSCSTCKA MODOQFI ALVOQKJOKT YLU FQO EFIIOD UNLK TL DOICROQFTO LK F KOW ELKSTCTUTCLK MLQ TBO UKCTOD STFTOS LM FJOQCEF
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
monoalphabetic
monoalphabetic
substitution
{ "type": "keyword", "value": "FREEDOM" }
beginner
en
150
177
cipher_museum
2.0
public
null
null
cardano-autokey-v2-0415
NAKWNIPTKZJVMKABWHYMFBPJA
NAKWNIPTKZJVMKABWHYMFBPJA
SICUT PATRIBUS SIT DEUS NOBIS
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "VENICE" }
advanced
en
25
25
cipher_museum
2.0
public
null
null
cda-0021279
TNKRMJRGKAACAAOCIIJSXLAPGFCPRJVSHJSWWBNNVMTVF
TNKRMJRGKAACAAOCIIJSXLAPGFCPRJVSHJSWWBNNVMTVF
THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS
one_time_pad
one_time_pad
null
{}
medium
en
45
45
synthetic_educational
null
null
[ "information_theoretic_proof", "key_reuse_attack" ]
One-time pad: theoretically unbreakable if key is truly random and never reused.
geez-monastic-v2-0218
WOXFQEAAEOSEYWOXPJOOATIOZPPTCIEIEAIOTDIFZPIIJTZVTSIYFOQRTJESBTSTQWHESTAIOSEVJI
WOXFQEAAEOSEYWOXPJOOATIOZPPTCIEIEAIOTDIFZPIIJTZVTSIYFOQRTJESBTSTQWHESTAIOSEVJI
YOUR MISSION IF YOU CHOOSE TO ACCEPT IT IS TO EXTRACT THE AGENT FROM BEHIND ENEMY LINES TONIGHT
geez_monastic
geez_monastic
substitution
{ "type": "keyword", "value": "AXUM" }
advanced
en
78
78
cipher_museum
2.0
public
null
null
cda-0015098
68 61 52 43 66 68 57 82 50 61 68 80 69 11 59 61 82 11 20 43 61 65 68 80 66 68 29 61 66 69 82 29 52 80 43 65 66 77 82 61 61 68 25 82 61 66 36 82 76 80 50 82 11 77 68 29 66 82 61 66 59 61 82 61 66 36 82 50 29 11 82 73 69 76 52 69 50 29 52 50 11 82 29 52 82 66 69 82 61 66 50 77 68 66 82 55 82 43 57 82 29 25 66 36 66 36 82...
68 61 52 43 66 68 57 82 50 61 68 80 69 11 59 61 82 11 20 43 61 65 68 80 66 68 29 61 66 69 82 29 52 80 43 65 66 77 82 61 61 68 25 82 61 66 36 82 76 80 50 82 11 77 68 29 66 82 61 66 59 61 82 61 66 36 82 50 29 11 82 73 69 76 52 69 50 29 52 50 11 82 29 52 82 66 69 82 61 66 50 77 68 66 82 55 82 43 57 82 29 25 66 36 66 36 82...
A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES
wallis_cipher
wallis_cipher
null
{}
hard
en
152
152
synthetic_educational
null
null
[ "number_substitution_decode", "frequency_analysis" ]
Wallis cipher: each letter mapped to a unique two-digit number from a fixed table.
affine-v2-0557
GZGUC LETWGY TGJETDGB UENAZQ DESMTB QGDDCYRITQ WMNMPTC VMY WEZLATUGB DVG LIPP YAQVDAZQ
GZGUC LETWGY TGJETDGB UENAZQ DESMTB QGDDCYRITQ WMNMPTC VMY WEZLATUGB DVG LIPP YAQVDAZQ
ENEMY FORCES REPORTED MOVING TOWARD GETTYSBURG CAVALRY HAS CONFIRMED THE FULL SIGHTING
affine
affine
substitution
{ "a": 5, "b": 12 }
beginner
en
75
86
cipher_museum
2.0
public
null
null
cda-0021287
AYLIIMFCOBAAAMNACOJOVDXUHCJBKXQYEWCVHZQBPRUBAGVYHXZMLMFOLHEWDJOPKZAPXNUUFSSFIMZQDQLXAINTGFZJKAEUPPGTCHUCHYSJGFZZXPEIJZTGBJEATGLBXSYMHNUCGDXBNMEBTDQNOKQVSWXJQ
AYLIIMFCOBAAAMNACOJOVDXUHCJBKXQYEWCVHZQBPRUBAGVYHXZMLMFOLHEWDJOPKZAPXNUUFSSFIMZQDQLXAINTGFZJKAEUPPGTCHUCHYSJGFZZXPEIJZTGBJEATGLBXSYMHNUCGDXBNMEBTDQNOKQVSWXJQ
THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER
vernam
vernam
null
{}
hard
en
157
157
synthetic_educational
null
null
[ "key_reuse_attack", "information_theoretic_proof" ]
Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP.
cda-0018130
02560 2919 3821 03799 1012 02853 5035 02565 1611 05728 6616 06020 01614 5989 3861 2916 04401 01585 0374 05657 00370 3828 02207 1581 0720 5678 00318 06318 04763 01576 4491 0999 05733 07901 5047 06309 0716 03867 04749 0967 3457 6062 04728 1957 3844 1601 06304 6306 1615 5749 6031
02560 2919 3821 03799 1012 02853 5035 02565 1611 05728 6616 06020 01614 5989 3861 2916 04401 01585 0374 05657 00370 3828 02207 1581 0720 5678 00318 06318 04763 01576 4491 0999 05733 07901 5047 06309 0716 03867 04749 0967 3457 6062 04728 1957 3844 1601 06304 6306 1615 5749 6031
HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS
zimmermann
zimmermann
null
{}
medium
en
51
51
synthetic_educational
null
null
[ "codebook_frequency", "number_group_analysis" ]
Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher.
cda-0018133
.--. --- .-.. -.-- -... .. ..- ... / . -. -.-. --- -.. . -.. / .-.. . - - . .-. ... / .- ... / .--. .- .. .-. ... / --- ..-. / -. ..- -- -... . .-. ... / ..-. .-. --- -- / --- -. . / - --- / ..-. .. ...- . / .--. --- .-.. -.-- .- .-.. .--. .... .- -... . - .. -.-. / -.-. .. .--. .... . .-. ... / ..- ... . / -- ..- .-.....
.--. --- .-.. -.-- -... .. ..- ... / . -. -.-. --- -.. . -.. / .-.. . - - . .-. ... / .- ... / .--. .- .. .-. ... / --- ..-. / -. ..- -- -... . .-. ... / ..-. .-. --- -- / --- -. . / - --- / ..-. .. ...- . / .--. --- .-.. -.-- .- .-.. .--. .... .- -... . - .. -.-. / -.-. .. .--. .... . .-. ... / ..- ... . / -- ..- .-.....
POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS
morse_code
morse_code
null
{}
hard
en
97
97
synthetic_educational
null
null
[ "symbol_decode", "frequency_analysis" ]
Morse code: dots and dashes; word-separated by / symbol.
purple-105
RGIUNBKXYOZKSGATNFZXHZBSAQHRXVSFDHFTEPNWRPIIBI
RGIUNBKXYOZKSGATNFZXHZBSAQHRXVSFDHFTEPNWRPIIBI
I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW
purple
purple
machine
{ "type": "seed", "value": "CIPHER" }
expert
en
46
46
cipher_museum
0.2
public
null
null
typex-v2-0422
AIHKUXAEUJTRVMBRHKXRDYPQMKDUNBVHLUBLCMSHTMGSEGIQUAPHOISTVJMWJEDSQKVV
AIHKUXAEUJTRVMBRHKXRDYPQMKDUNBVHLUBLCMSHTMGSEGIQUAPHOISTVJMWJEDSQKVV
COWARDS DIE MANY TIMES BEFORE THEIR DEATHS THE VALIANT NEVER TASTE DEATH BUT ONCE
typex
typex
machine
{ "type": "keyword", "value": "WINSTON" }
expert
en
68
68
cipher_museum
2.0
public
null
null
cda-0018402
26 67 43 23 34 79 27 67 96 48 33 79 59 62 23 81 35 23 21 72 40 22 11 67 48 61 45 34 23 35 72 70 46 93 62 33 70 35 22 3 45 32 60 22 21 93 63 94 22 34 11 34 23 27 64 82 57 3 49 64 59 99 27 63 58 33 50 35 3 93 67 22 52 24 33 72 40 48 25 58 66 35 63 2 25 68 22 34 99 63 48 48 34 34 23 79 59 48 86 2 99 64 58 22 63 58 72 62 3...
26 67 43 23 34 79 27 67 96 48 33 79 59 62 23 81 35 23 21 72 40 22 11 67 48 61 45 34 23 35 72 70 46 93 62 33 70 35 22 3 45 32 60 22 21 93 63 94 22 34 11 34 23 27 64 82 57 3 49 64 59 99 27 63 58 33 50 35 3 93 67 22 52 24 33 72 40 48 25 58 66 35 63 2 25 68 22 34 99 63 48 48 34 34 23 79 59 48 86 2 99 64 58 22 63 58 72 62 3...
OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH
homophonic
homophonic
null
{}
hard
en
133
133
synthetic_educational
null
null
[ "frequency_analysis", "multiple_ciphertext_attack" ]
Homophonic substitution: each letter maps to multiple possible numbers.
purple-v2-0046
CWJYXPFFOKDVZIKFQEKYAWIDBKWTUFRSHDGBKPHHPGPLMVTRTRWCCXVQBAWDJJUH
CWJYXPFFOKDVZIKFQEKYAWIDBKWTUFRSHDGBKPHHPGPLMVTRTRWCCXVQBAWDJJUH
WHAT IS IN A NAME THAT WHICH WE CALL A ROSE BY ANY OTHER NAME WOULD SMELL AS SWEET
purple
purple
machine
{ "type": "seed", "value": "TOKYO" }
expert
en
64
64
cipher_museum
2.0
public
null
null
polybius-fr-009
51 24 51 15 31 11 21 42 11 33 13 15 51 24 51 15 31 11 42 15 35 45 12 31 24 41 45 15
51 24 51 15 31 11 21 42 11 33 13 15 51 24 51 15 31 11 42 15 35 45 12 31 24 41 45 15
VIVE LA FRANCE VIVE LA REPUBLIQUE
polybius
polybius
substitution
{ "type": "none", "value": null }
beginner
fr
56
83
cipher_museum
0.2
public
null
null
adfgx-v3-0421
DXDXAXGXFDDAGXGGDFXDDGFAXDDFDAFFGGAGFXGFGD
DXDXAXGXFDDAGXGGDFXDDGFAXDDFDAFFGGAGFXGFGD
THE TELEGRAPH TRANSMITS
adfgx
adfgx
fractionation
{ "polybius": "WISDOM", "columnar": "COURAGE" }
advanced
en
42
42
cipher_museum
2.0
public
null
null
m94-011
PGVZTZIATWUVU
PGVZTZIATWUVU
CHANGE OF PLANS
m94
m94
machine
{ "type": "seed", "value": "M94" }
expert
en
13
13
cipher_museum
0.2
public
null
null
nomenclator-v3-0008
60 19 05 14 01 20 05 04 05 03 18 05 05 19
60 19 05 14 01 20 05 04 05 03 18 05 05 19
THE SENATE DECREES
nomenclator
nomenclator
nomenclator
{ "type": "none", "value": null }
expert
en
28
41
cipher_museum
2.0
public
null
null
caesar-v2-1066
BSJSF WB HVS TWSZR CT VIAOB QCBTZWQH KOG GC AIQV CKSR PM GC AOBM HC GC TSK PFOJS GCIZG
BSJSF WB HVS TWSZR CT VIAOB QCBTZWQH KOG GC AIQV CKSR PM GC AOBM HC GC TSK PFOJS GCIZG
NEVER IN THE FIELD OF HUMAN CONFLICT WAS SO MUCH OWED BY SO MANY TO SO FEW BRAVE SOULS
caesar
caesar
substitution
{ "type": "shift", "value": 14 }
beginner
en
68
86
cipher_museum
2.0
public
null
null
trifid-v2-0110
THGDKPJBFXONF+IGPOEECYCHMDAPEMAJRFSVUXDDPHLWHKNRBPOFQCETHGDKPJBFXONL+TGGNKYLCRYJEWB+DFSPKSFSAMOUPPEQEQPF+MGRNVJBP+YTHGDKABDQEFYACGSPQHER
THGDKPJBFXONF+IGPOEECYCHMDAPEMAJRFSVUXDDPHLWHKNRBPOFQCETHGDKPJBFXONL+TGGNKYLCRYJEWB+DFSPKSFSAMOUPPEQEQPF+MGRNVJBP+YTHGDKABDQEFYACGSPQHER
WE SHALL FIGHT ON THE BEACHES WE SHALL FIGHT ON THE LANDING GROUNDS WE SHALL FIGHT IN THE FIELDS AND IN THE STREETS WE SHALL FIGHT IN THE HILLS WE SHALL NEVER SURRENDER
trifid
trifid
fractionation
{ "type": "keyword", "value": "PALACE" }
advanced
en
136
136
cipher_museum
2.0
public
null
null
rot13-v3-0024
GUR JVAQ VF JVGU HF
GUR JVAQ VF JVGU HF
THE WIND IS WITH US
rot13
rot13
substitution
{ "type": "none", "value": null }
beginner
en
15
19
cipher_museum
2.0
public
null
null
vigenere-v3-0236
EOGMQMSEMBWPZONLPIUHXPSMUEL
EOGMQMSEMBWPZONLPIUHXPSMUEL
DONT FIRE TILL YOU SEE THE WHITES
vigenere
vigenere
polyalphabetic
{ "type": "keyword", "value": "BATTLE" }
intermediate
en
27
27
cipher_museum
2.0
public
null
null
cda-0005212
TSSNT EDOEA LHLSH EDPIT RRREH AHBST EINUC EESEM FUNRE VESEG IUEHX NCSLB SHREA BFUDE FIMED TCEOC EEUES OETIL RCESU GEWDN UIFII FESOW THLIA TSCLN SAEOR NCDSU TTNWH OSCSU EADX
TSSNT EDOEA LHLSH EDPIT RRREH AHBST EINUC EESEM FUNRE VESEG IUEHX NCSLB SHREA BFUDE FIMED TCEOC EEUES OETIL RCESU GEWDN UIFII FESOW THLIA TSCLN SAEOR NCDSU TTNWH OSCSU EADX
THE MESSAGE WAS HIDDEN BUT NOT SECURE THE INDEX OF COINCIDENCE IS A USEFUL CLUE THE BEST LESSONS SHOW WHERE THE METHOD FAILS PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN
scytale
scytale
null
{ "cols": 6 }
hard
en
144
144
synthetic_educational
null
null
[ "column_count_search", "anagram_recovery" ]
Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter.
caesar-v2-1848
ILMUJCBEC UGRFMSR UGQBMK GQ Y BYLECPMSQ RFGLE YLB UGQBMK UGRFMSR AMSPYEC GQ SJRGKYRCJW UMPRFJCQQ
ILMUJCBEC UGRFMSR UGQBMK GQ Y BYLECPMSQ RFGLE YLB UGQBMK UGRFMSR AMSPYEC GQ SJRGKYRCJW UMPRFJCQQ
KNOWLEDGE WITHOUT WISDOM IS A DANGEROUS THING AND WISDOM WITHOUT COURAGE IS ULTIMATELY WORTHLESS
caesar
caesar
substitution
{ "type": "shift", "value": 24 }
beginner
en
83
96
cipher_museum
2.0
public
null
null
two-square-v3-0119
THIYRIYNOZEQMSPZ
THIYRIYNOZEQMSPZ
THE WIND IS WITH US
two_square
two_square
polygraphic
{ "key1": "LIBERTY", "key2": "FREEDOM" }
advanced
en
16
16
cipher_museum
2.0
public
null
null
kryptos-v2-0253
KPFHDMSYXBDZ
KPFHDMSYXBDZ
THE DIE IS CAST
kryptos
kryptos
polyalphabetic
{ "type": "keyword", "value": "VIRTUAL" }
advanced
en
12
12
cipher_museum
2.0
public
null
null
bifid-la-042
VRQUTGRAROVDBCLBVBD
VRQUTGRAROVDBCLBVBD
VERITAS VOS LIBERABIT
bifid
bifid
fractionation
{ "type": "keyword", "value": "CIPHER" }
advanced
la
19
19
cipher_museum
0.2
public
null
null
enigma-v3-0069
NXCZWQBOEQFZWMPNUEWIAIYHYXDBZABRIJWQIYBSEEYTPTDGBBILTJTFTNHYPJMOGOVXXJANXVEMBCGQO
NXCZWQBOEQFZWMPNUEWIAIYHYXDBZABRIJWQIYBSEEYTPTDGBBILTJTFTNHYPJMOGOVXXJANXVEMBCGQO
DARWIN OBSERVED THAT SPECIES EVOLVE THROUGH NATURAL SELECTION OVER VAST SPANS OF GEOLOGIC TIME
enigma
enigma
machine
{ "type": "rotor_start", "value": "ABC" }
expert
en
81
81
cipher_museum
2.0
public
null
null
lorenz-v2-0379
PZESSTHEATTACK
PZESSTHEATTACK
PRESS THE ATTACK
lorenz
lorenz
machine
{ "type": "seed", "value": "BLETCHLEY" }
expert
en
14
14
cipher_museum
2.0
public
null
null
adfgvx-v3-0452
DGVFAAVGAXFDAGGAAFXFVDGDDDXDGDAAAFFF
DGVFAAVGAXFDAGGAAFXFVDGDDDXDGDAAAFFF
GRAVITY EXPLAINS ALL
adfgvx
adfgvx
fractionation
{ "polybius": "KAISER", "columnar": "BERLIN" }
advanced
en
36
36
cipher_museum
2.0
public
null
null
confederate-vigenere-230
OPGTFKMAECKWJMADKMOCGHXQKHRLXMVHHYCNBCMSZRDANBTVMMLGTHY
OPGTFKMAECKWJMADKMOCGHXQKHRLXMVHHYCNBCMSZRDANBTVMMLGTHY
THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS LIFE OR DEATH
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "VICTORY" }
intermediate
en
55
55
cipher_museum
0.2
public
null
null
affine-v2-1819
GHWM QR TQHBLUHT VIHOITIG EYHHUTXUHE GB GNNQWGBBQP AQYHBLQYEU BLU SGH IT BLU UGEB IE QVUH
GHWM QR TQHBLUHT VIHOITIG EYHHUTXUHE GB GNNQWGBBQP AQYHBLQYEU BLU SGH IT BLU UGEB IE QVUH
ARMY OF NORTHERN VIRGINIA SURRENDERS AT APPOMATTOX COURTHOUSE THE WAR IN THE EAST IS OVER
affine
affine
substitution
{ "a": 23, "b": 6 }
beginner
en
75
89
cipher_museum
2.0
public
null
null
cda-0007618
ANYSN RONON DNILM CPBAO NENCE CSCOL AULNG EGEXI ALDAT TSGCD ETODU UESTI OALSV HFESE LSETB SASIE CNEXC IRCET ITDIO CFXAF NAWRM RENIE UX
ANYSN RONON DNILM CPBAO NENCE CSCOL AULNG EGEXI ALDAT TSGCD ETODU UESTI OALSV HFESE LSETB SASIE CNEXC IRCET ITDIO CFXAF NAWRM RENIE UX
A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG A STRONG CLAIM NEEDS STRONG EVIDENCE THE INDEX OF COINCIDENCE IS A USEFUL CLUE
scytale
scytale
null
{ "cols": 8 }
hard
en
112
112
synthetic_educational
null
null
[]
hist-kryptos-k3-001
ENDYAHROHNLSRHEOCPTEOIBIDYSHNAIACHTNREYULDSLLSLLNOHSNOSMRWXMNETPRNGATIHNRARPESLNNELEBLPIIACAEWMTWNDITEENRAHCTENEUDRETNHAEOETFOLSEDTIWENHAEIOYTEYQHEENCTAYCREIFTBRSPAMHHEWENATAMATEGYEERLBBYRQIIFYENWLEVVTTPMPOEYRNWHSERNQCQMRYHNMHIYQTHSIBVAA
ENDYAHROHNLSRHEOCPTEOIBIDYSHNAIACHTNREYULDSLLSLLNOHSNOSMRWXMNETPRNGATIHNRARPESLNNELEBLPIIACAEWMTWNDITEENRAHCTENEUDRETNHAEOETFOLSEDTIWENHAEIOYTEYQHEENCTAYCREIFTBRSPAMHHEWENATAMATEGYEERLBBYRQIIFYENWLEVVTTPMPOEYRNWHSERNQCQMRYHNMHIYQTHSIBVAA
SLOWLY DESPARATELY SLOWLY THE REMAINS OF PASSAGE DEBRIS THAT ENCUMBERED THE LOWER PART OF THE DOORWAY WAS REMOVED
kryptos
kryptos
transposition
{ "transposition_key": "ABSCISSA" }
advanced
en
237
237
cipher_museum
0.2
public
null
null
columnar-transposition-v3-0242
LSOONHOSRESDILIDD
LSOONHOSRESDILIDD
OLD IRONSIDES HOLDS
columnar_transposition
columnar_transposition
transposition
{ "type": "keyword", "value": "BATTLE" }
intermediate
en
17
17
cipher_museum
2.0
public
null
null
geez-monastic-v2-0024
LAJKPVVUAPZJJPMU
LAJKPVVUAPZJJPMU
THE WALLS HAVE EARS
geez_monastic
geez_monastic
substitution
{ "type": "keyword", "value": "ETHIOPIA" }
advanced
en
16
16
cipher_museum
2.0
public
null
null
nihilist-v3-0203
24 36 77 36 36 70 43 54 46 58 56 58 39 44 25 57 59 53 44 57 63
24 36 77 36 36 70 43 54 46 58 56 58 39 44 25 57 59 53 44 57 63
THE CASTLE IS SURROUNDED
nihilist
nihilist
fractionation
{ "polybius": "TRIUMPH", "keyword": "JUSTICE" }
advanced
en
42
62
cipher_museum
2.0
public
null
null
cda-0020076
5.4.1 17.4.8 10.3.3 3.2.4 8.5.1 13.4.1 6.2.9 5.3.4 15.1.4 4.2.2 17.1.4 4.5.10 13.1.4 5.2.7 10.4.10 5.3.9 2.1.7 7.5.5 13.2.3 18.2.2 2.1.1 7.4.4 16.4.8 15.2.6 4.4.1 4.4.2 5.3.4 16.5.10 20.6.9 9.2.3 3.6.7 11.4.2 4.4.6 8.6.9 5.3.3 16.6.3 7.5.9 9.5.9 3.5.10 4.5.4 15.4.4 5.4.2 19.4.1 17.3.7 18.4.2 16.3.8 4.4.6 13.1.7 11.6.10...
5.4.1 17.4.8 10.3.3 3.2.4 8.5.1 13.4.1 6.2.9 5.3.4 15.1.4 4.2.2 17.1.4 4.5.10 13.1.4 5.2.7 10.4.10 5.3.9 2.1.7 7.5.5 13.2.3 18.2.2 2.1.1 7.4.4 16.4.8 15.2.6 4.4.1 4.4.2 5.3.4 16.5.10 20.6.9 9.2.3 3.6.7 11.4.2 4.4.6 8.6.9 5.3.3 16.6.3 7.5.9 9.5.9 3.5.10 4.5.4 15.4.4 5.4.2 19.4.1 17.3.7 18.4.2 16.3.8 4.4.6 13.1.7 11.6.10...
A STRONG CLAIM NEEDS STRONG EVIDENCE ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN
arnold_andre
arnold_andre
null
{}
hard
en
81
81
synthetic_educational
null
null
[ "book_cipher_attack", "triple_index_search" ]
Arnold-André book cipher: coordinates (page.section.word) referencing a shared text.
caesar-es-010
OJYJN GJN NZMZN CPHVIJN IVXZI GDWMZN Z DBPVGZN ZI YDBIDYVY T YZMZXCJN
OJYJN GJN NZMZN CPHVIJN IVXZI GDWMZN Z DBPVGZN ZI YDBIDYVY T YZMZXCJN
TODOS LOS SERES HUMANOS NACEN LIBRES E IGUALES EN DIGNIDAD Y DERECHOS
caesar
caesar
substitution
{ "type": "shift", "value": 21 }
beginner
es
58
69
cipher_museum
0.2
public
null
null
cda-0007496
TEGSD UTURF EKLEE SEMTS INHRR ETWOU IIBVE DEEFC ICHSE HETSR UOWSY NKPIA RPTCE EALEI UBTOS AEECS OODEE SWINN EETRO OWTEA SLAOI IRANE RTTSU NEBVN OBRNE XMAAD BOCBE CRNHH YCSLN SOPSR GTSHS TTORL ICMEE FNX
TEGSD UTURF EKLEE SEMTS INHRR ETWOU IIBVE DEEFC ICHSE HETSR UOWSY NKPIA RPTCE EALEI UBTOS AEECS OODEE SWINN EETRO OWTEA SLAOI IRANE RTTSU NEBVN OBRNE XMAAD BOCBE CRNHH YCSLN SOPSR GTSHS TTORL ICMEE FNX
THE MESSAGE WAS HIDDEN BUT NOT SECURE BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE
scytale
scytale
null
{ "cols": 4 }
hard
en
168
168
synthetic_educational
null
null
[]
playfair-v3-0204
FXBTDCTUVNMLOHHIPSFT
FXBTDCTUVNMLOHHIPSFT
TREACHERY IN THE COURT
playfair
playfair
polygraphic
{ "type": "keyword", "value": "BATTLE" }
intermediate
en
20
20
cipher_museum
2.0
public
null
null
cardano-autokey-111
MXBKHPHJKMAHDKAVRNQLVSTFDMTBWBVALALOOCRHJDKVHFPGVNNLAQBSQTKV
MXBKHPHJKMAHDKAVRNQLVSTFDMTBWBVALALOOCRHJDKVHFPGVNNLAQBSQTKV
KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "CIPHER" }
advanced
en
60
60
cipher_museum
0.2
public
null
null
porta-v3-0439
UCSTDTRNSOZPW
UCSTDTRNSOZPW
FULL SAIL AHEAD
porta
porta
polyalphabetic
{ "type": "keyword", "value": "FLORENT" }
intermediate
en
13
13
cipher_museum
2.0
public
null
null
cda-0009024
HPHCWAETELAAPSEFUCEHPTESITKOTEHISERIRMIOTNIHFXILLPPRASGINCODOSRTOSNNSNSFMTTNEOHYXESQDIHARUOHPOARIRTAEABITFCTUERXXSSERSREESLLTPECATRTPPTDDODINICXXAMCGIMKMIHBEOELCATRRATAESGRIPRXXELEARTYNUBENECI
HPHCWAETELAAPSEFUCEHPTESITKOTEHISERIRMIOTNIHFXILLPPRASGINCODOSRTOSNNSNSFMTTNEOHYXESQDIHARUOHPOARIRTAEABITFCTUERXXSSERSREESLLTPECATRTPPTDDODINICXXAMCGIMKMIHBEOELCATRRATAESGRIPRXXELEARTYNUBENECI
HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS CAREFULLY
stager_route
stager_route
null
{ "cols": 12 }
hard
en
192
192
synthetic_educational
null
null
[]
chaocipher-v3-0517
KUEKSJOKJXUEDOKQUYBTMTUWCZBYNQKIZQBUOAZZVEGQPPSSUSGNKMHZITAGWKLWHFEXPDEJJILIUAEGXCAJWAOGMRSKTOGBDJFBIYRFLLJIQVNMLORQCQOCWZKGDEDNYODXFRMCQGUXSNDRZVEHHROJCRMSJRBYUDZC
KUEKSJOKJXUEDOKQUYBTMTUWCZBYNQKIZQBUOAZZVEGQPPSSUSGNKMHZITAGWKLWHFEXPDEJJILIUAEGXCAJWAOGMRSKTOGBDJFBIYRFLLJIQVNMLORQCQOCWZKGDEDNYODXFRMCQGUXSNDRZVEHHROJCRMSJRBYUDZC
IN THE SEVENTEENTH CENTURY ISAAC NEWTON SYNTHESIZED THE WORK OF COPERNICUS GALILEO AND KEPLER INTO A UNIFIED THEORY OF GRAVITATION THAT EXPLAINED BOTH THE FALL OF APPLES AND THE ORBITS OF PLANETS
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "TRIUMPH" }
advanced
en
164
164
cipher_museum
2.0
public
null
null
cda-0016346
00407 06358 0723 00326 06009 02557 1594 4426 00986 04739 01318 1625 05972 00697 7872 5730 1639 06930 01663 05707 06053 02900 04445 2285 6331 02538 01593 0358 03795 05096 2548 0359 00690 1628 6309 06352 2553 01619 01354 01638 06313 01625 0947 06352 2847 6937 01605 6024 6374 06665 01263 02897 01650 05984 5058 00359 06376...
00407 06358 0723 00326 06009 02557 1594 4426 00986 04739 01318 1625 05972 00697 7872 5730 1639 06930 01663 05707 06053 02900 04445 2285 6331 02538 01593 0358 03795 05096 2548 0359 00690 1628 6309 06352 2553 01619 01354 01638 06313 01625 0947 06352 2847 6937 01605 6024 6374 06665 01263 02897 01650 05984 5058 00359 06376...
ATBASH ENCODES BY REVERSING THE ALPHABET THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION
zimmermann
zimmermann
null
{}
hard
en
165
165
synthetic_educational
null
null
[ "codebook_frequency", "number_group_analysis" ]
Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher.
alberti-disk-v3-0473
CNQMRKNKDUTARSJGYBJEOKPWXCFNLVDOATXQWCWERDNMBAMLEESIGBMADXYGCRAQVSHZSDM
CNQMRKNKDUTARSJGYBJEOKPWXCFNLVDOATXQWCWERDNMBAMLEESIGBMADXYGCRAQVSHZSDM
TO INFINITY AND BEYOND THE FRONTIER OF HUMAN KNOWLEDGE CALLS TO EACH GENERATION ANEW
alberti_disk
alberti_disk
disk
{ "type": "integer", "value": 11 }
expert
en
71
71
cipher_museum
2.0
public
null
null
slidex-040
OCMWAMLHGBBRCIKCSWQKEEKTQPWHKTDRCJHJZJZCRJKYTBBH
OCMWAMLHGBBRCIKCSWQKEEKTQPWHKTDRCJHJZJZCRJKYTBBH
WE SHALL FIGHT ON THE BEACHES AND WE SHALL NEVER SURRENDER
slidex
slidex
transposition
{ "type": "keyword", "value": "SECRET" }
advanced
en
48
48
cipher_museum
0.2
public
null
null
kama-sutra-124
WYGPYSTFAZ UV HLPGLNMV
WYGPYSTFAZ UV HLPGLNMV
RENDEZVOUS AT MIDNIGHT
kama_sutra
kama_sutra
substitution
{ "type": "keyword", "value": "SECRET" }
intermediate
en
20
22
cipher_museum
0.2
public
null
null
cda-0010065
NFGE BATP YNVZ ARRQ FFGE BATR IVQR APR
NFGE BATP YNVZ ARRQ FFGE BATR IVQR APR
A STRONG CLAIM NEEDS STRONG EVIDENCE
rot13
rot13
null
{ "shift": 13 }
medium
en
31
31
synthetic_educational
null
null
[]
cda-0013304
.... .... .. ... . ..... .... .... .... .. .. .... .... .... .. ... . ..... ... .. .. .... .... ..... .... ... . ... .. .... ... ..... .. ... . ..... .... .. . . . .... ..... . . . ... ... . ... . ..... .... ... .... .... .. ... . ..... . . ... . ... ..... .. ... . . . .. . ..... .....
.... .... .. ... . ..... .... .... .... .. .. .... .... .... .. ... . ..... ... .. .. .... .... ..... .... ... . ... .. .... ... ..... .. ... . ..... .... .. . . . .... ..... . . . ... ... . ... . ..... .... ... .... .... .. ... . ..... . . ... . ... ..... .. ... . . . .. . ..... .....
THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER
tap_code
tap_code
null
{}
medium
en
61
61
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.
bazeries-v2-0225
TYFTPETBPOYTTEPYMTOYBWQMYIJEITMPYMROWJOOQFFYSBEGBYFBKBEIYKPBPJPMJMGTTITGG
TYFTPETBPOYTTEPYMTOYBWQMYIJEITMPYMROWJOOQFFYSBEGBYFBKBEIYKPBPJPMJMGTTITGG
ALEA IACTA EST ET CAESAR RUBICONE TRANSGRESSO BELLUM CIVILE INCIPIT PER TOTAM ROMANAM
bazeries
bazeries
transposition
{ "type": "integer", "value": 23 }
advanced
en
73
73
cipher_museum
2.0
public
null
null
cda-0021605
SHALD ARALA IIINO KALOT AIINC HEDAL OTAII NRCHE OLYTE DYQOT EDYYK CHEOL DAINY YKCHE OLOKE EDYAI IINAI IINCH EDYOK AINYT EDYKA IIINA IIINQ OKEDY YKCHE OLOKA INYTA IINKA IIINA IIINC HORDA IINDA IINOK ALOKE DYQOT EDYRA IINDA RALOR ORRCH EOLOT AINOT EDYOR OROTA INSHE OLDAI NYCHO RDALS HEOL
SHALD ARALA IIINO KALOT AIINC HEDAL OTAII NRCHE OLYTE DYQOT EDYYK CHEOL DAINY YKCHE OLOKE EDYAI IINAI IINCH EDYOK AINYT EDYKA IIINA IIINQ OKEDY YKCHE OLOKA INYTA IINKA IIINA IIINC HORDA IINDA IINOK ALOKE DYQOT EDYRA IINDA RALOR ORRCH EOLOT AINOT EDYOR OROTA INSHE OLDAI NYCHO RDALS HEOL
INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY
voynich_render
voynich_render
null
{}
hard
en
239
239
synthetic_educational
null
null
[ "statistical_analysis", "unsolved" ]
Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output.
lorenz-v2-0390
HGNORABOVEALL
HGNORABOVEALL
HONOR ABOVE ALL
lorenz
lorenz
machine
{ "type": "seed", "value": "BLETCHLEY" }
expert
en
13
13
cipher_museum
2.0
public
null
null
m209-v3-0306
AOMWTSPFLYXLWRGXWKKJVDKXJWWQULSICMAEOIMDVIYKVYSOMBKYPJZXKMNYNAEBXFPASOHPXYIVVLPXWKYGQIEQADOZAKZZZPZJXBRMXGRUFYZEQTJOMRTYCPBFZLYDURZOCQAOMDGJPKOTADRASISSTXYDOTYR
AOMWTSPFLYXLWRGXWKKJVDKXJWWQULSICMAEOIMDVIYKVYSOMBKYPJZXKMNYNAEBXFPASOHPXYIVVLPXWKYGQIEQADOZAKZZZPZJXBRMXGRUFYZEQTJOMRTYCPBFZLYDURZOCQAOMDGJPKOTADRASISSTXYDOTYR
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
m209
m209
machine
{ "type": "seed", "value": "LIBERTY" }
expert
en
160
160
cipher_museum
2.0
public
null
null
cda-0021008
IGUE KGUC FMAV BRSY ULAY LVMY SOTX LKIR XFRY HK
IGUE KGUC FMAV BRSY ULAY LVMY SOTX LKIR XFRY HK
A TRANSPARENT TOOL SHOULD SHOW ITS REASONING
running_key
running_key
null
{}
medium
en
38
38
synthetic_educational
null
null
[ "index_of_coincidence", "probable_plaintext" ]
Running-key cipher: Vigenère with a very long key (e.g. a book passage).
m94-v3-0147
FKLSWRGDLXPQUBRWDHFFYNFGVJMXWVCXZAXPOLTUKSBATOFWDFXJICODFYAAQOAEGMJIQWYVWRYJKM
FKLSWRGDLXPQUBRWDHFFYNFGVJMXWVCXZAXPOLTUKSBATOFWDFXJICODFYAAQOAEGMJIQWYVWRYJKM
GENIUS IS ONE PERCENT INSPIRATION AND NINETY NINE PERCENT PERSPIRATION THOMAS EDISON NOTED
m94
m94
machine
{ "type": "seed", "value": "FREEDOM" }
expert
en
78
78
cipher_museum
2.0
public
null
null
bazeries-v2-0809
THTYXGVLILMTIJTTPLIGNHBRIPOLSUTONXPPQEMVOLSRSXLFMSAHIVLBYNTGTAPFQYBMFPAOOHB
THTYXGVLILMTIJTTPLIGNHBRIPOLSUTONXPPQEMVOLSRSXLFMSAHIVLBYNTGTAPFQYBMFPAOOHB
ENEMY FORCES REPORTED MOVING TOWARD GETTYSBURG CAVALRY HAS CONFIRMED THE FULL SIGHTING
bazeries
bazeries
transposition
{ "type": "integer", "value": 71 }
advanced
en
75
75
cipher_museum
2.0
public
null
null
enigma-002
EECWORMMZC
EECWORMMZC
FLEE AT ONCE
enigma
enigma
machine
{ "type": "rotor_start", "value": "AAA" }
expert
en
10
10
cipher_museum
0.2
public
null
null
alberti-disk-v3-0477
UCCJITGXDMRZQALRUSTSBKWMQRCKATLQWXKOUGOMTHGVKANZURHDMTMUYRYZARREXJQVSHFSOLWP
UCCJITGXDMRZQALRUSTSBKWMQRCKATLQWXKOUGOMTHGVKANZURHDMTMUYRYZARREXJQVSHFSOLWP
AT THE BATTLE OF MIDWAY AMERICAN DIVE BOMBERS DESTROYED FOUR JAPANESE CARRIERS IN MINUTES
alberti_disk
alberti_disk
disk
{ "type": "integer", "value": 11 }
expert
en
76
76
cipher_museum
2.0
public
null
null
columnar-transposition-v2-1056
WSDNISRFTLLGCHPNOGAHSAMSAPLEEEANATYAIALRAANEASSTAOTEIMMTESTDEHILYNRG
WSDNISRFTLLGCHPNOGAHSAMSAPLEEEANATYAIALRAANEASSTAOTEIMMTESTDEHILYNRG
ALL THE WORLDS A STAGE AND EACH MAN IN HIS TIME PLAYS MANY PARTS ON LIFES GREAT STAGE
columnar_transposition
columnar_transposition
transposition
{ "type": "keyword", "value": "TRIUMPH" }
intermediate
en
68
68
cipher_museum
2.0
public
null
null
fractionated-morse-v3-0442
MGEMSUQEVSUQEEVEJRTR
MGEMSUQEVSUQEEVEJRTR
TREASURE BURIED HERE
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "JUSTICE" }
advanced
en
20
20
cipher_museum
2.0
public
null
null
nomenclator-v2-0371
60 08 09 19 20 15 18 25 62 03 18 25 16 20 15 12 15 07 25 09 19 01 02 01 20 20 12 05 62 23 09 20 19 02 05 20 23 05 05 14 20 08 15 19 05 23 08 15 13 01 11 05 03 15 04 05 19 61 20 08 15 19 05 23 08 15 02 18 05 01 11 20 08 05 13 06 15 18 05 22 05 18 25 19 25 19 20 05 13 04 05 22 09 19 05 04 02 25 01 03 21 14 14 09 14 07 05...
60 08 09 19 20 15 18 25 62 03 18 25 16 20 15 12 15 07 25 09 19 01 02 01 20 20 12 05 62 23 09 20 19 02 05 20 23 05 05 14 20 08 15 19 05 23 08 15 13 01 11 05 03 15 04 05 19 61 20 08 15 19 05 23 08 15 02 18 05 01 11 20 08 05 13 06 15 18 05 22 05 18 25 19 25 19 20 05 13 04 05 22 09 19 05 04 02 25 01 03 21 14 14 09 14 07 05...
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
nomenclator
nomenclator
nomenclator
{ "type": "seed", "value": "LIBERTY" }
expert
en
336
503
cipher_museum
2.0
public
null
null
zimmermann-v2-0042
00000 99999 90002 90014 90020 90017 90018 90004 99998 00001 99999 90019 90017 90020 90004 99998 99999 90011 90014 90021 90004 99998 99999 90013 90004 90021 90004 90017 99998 99999 90003 90008 90003 99998 99999 90017 90020 90013 99998 99999 90018 90012 90014 90014 90019 90007 99998 99999 90019 90007 90017 90014 90020 90...
00000 99999 90002 90014 90020 90017 90018 90004 99998 00001 99999 90019 90017 90020 90004 99998 99999 90011 90014 90021 90004 99998 99999 90013 90004 90021 90004 90017 99998 99999 90003 90008 90003 99998 99999 90017 90020 90013 99998 99999 90018 90012 90014 90014 90019 90007 99998 99999 90019 90007 90017 90014 90020 90...
THE COURSE OF TRUE LOVE NEVER DID RUN SMOOTH THROUGH AGES
zimmermann
zimmermann
codebook
{ "type": "none", "value": null }
expert
en
310
371
cipher_museum
2.0
public
null
null
diana-v3-0110
ZIAWIHHAIQRFVDBD
ZIAWIHHAIQRFVDBD
THE GATES HOLD FIRM
diana
diana
polyalphabetic
{ "type": "keyword", "value": "SPECIAL" }
intermediate
en
16
16
cipher_museum
2.0
public
null
null
fractionated-morse-v3-0004
OPUCDWDFNJPSFTVVDJDQLIR
OPUCDWDFNJPSFTVVDJDQLIR
THE LEGIONS STAND READY
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "PALACE" }
advanced
en
23
23
cipher_museum
2.0
public
null
null
atbash-v2-0115
BVHGVIWZB WVXVNYVI HVEVMGS MRMVGVVM ULIGB LMV Z WZGV DSRXS DROO OREV RM RMUZNB GSV FMRGVW HGZGVH LU ZNVIRXZ DZH HFWWVMOB ZMW WVORYVIZGVOB ZGGZXPVW YB MZEZO ZMW ZRI ULIXVH LU GSV VNKRIV LU QZKZM
BVHGVIWZB WVXVNYVI HVEVMGS MRMVGVVM ULIGB LMV Z WZGV DSRXS DROO OREV RM RMUZNB GSV FMRGVW HGZGVH LU ZNVIRXZ DZH HFWWVMOB ZMW WVORYVIZGVOB ZGGZXPVW YB MZEZO ZMW ZRI ULIXVH LU GSV VNKRIV LU QZKZM
YESTERDAY DECEMBER SEVENTH NINETEEN FORTY ONE A DATE WHICH WILL LIVE IN INFAMY THE UNITED STATES OF AMERICA WAS SUDDENLY AND DELIBERATELY ATTACKED BY NAVAL AND AIR FORCES OF THE EMPIRE OF JAPAN
atbash
atbash
substitution
{ "type": "none", "value": null }
beginner
en
161
193
cipher_museum
2.0
public
null
null
rot13-es-022
FNORE RF CBQRE
FNORE RF CBQRE
SABER ES PODER
rot13
rot13
substitution
{ "type": "none", "value": null }
beginner
es
12
14
cipher_museum
0.2
public
null
null
beaufort-v2-1075
FRWMQMAHWCGMAYHQMRDJEUAMANJXJEUPHNRKLIPQNNUXPGRKEWUCPCVINMVEGALGAKTSJQIBLPF
FRWMQMAHWCGMAYHQMRDJEUAMANJXJEUPHNRKLIPQNNUXPGRKEWUCPCVINMVEGALGAKTSJQIBLPF
IN THE BEGINNING GOD CREATED THE HEAVEN AND THE EARTH AND DARKNESS WAS UPON THE FACE OF DEEP
beaufort
beaufort
polyalphabetic
{ "type": "keyword", "value": "NEPTUNE" }
intermediate
en
75
75
cipher_museum
2.0
public
null
null
scytale-v2-0182
IWSMUEIGAKHEATGBITNAOYAIEVHOTTTSVREXWCHAFETMXNOEKOMYEXOUREREODXTRSBMLREX
IWSMUEIGAKHEATGBITNAOYAIEVHOTTTSVREXWCHAFETMXNOEKOMYEXOUREREODXTRSBMLREX
I KNOW NOT WHAT COURSE OTHERS MAY TAKE BUT AS FOR ME GIVE ME LIBERTY OR GIVE ME DEATH
scytale
scytale
transposition
{ "type": "integer", "value": 9 }
intermediate
en
72
72
cipher_museum
2.0
public
null
null
cda-0017696
SHARA LYTAI INCHE OLQOK EEDYO RORSH AIINS HAIIN CHEDA LQOKA LDARA LOKSH YSHAL SHAII NOTED YSHED YDALC HOLSH EDYOT AIINS HALRC HEOLO KAIND ALSHE EDYCH OLDAI INSHE EDYOR ORCHO RDAIN YOTAI INYTA IINOR ORORO ROTED YYTED YOKAL CHORD AIINY TAIIN CTAII NCHED ALYKC HEOLO XEDYP CHOLO KALOK SHYSH AIINS HORQO KEDYL KAIIN
SHARA LYTAI INCHE OLQOK EEDYO RORSH AIINS HAIIN CHEDA LQOKA LDARA LOKSH YSHAL SHAII NOTED YSHED YDALC HOLSH EDYOT AIINS HALRC HEOLO KAIND ALSHE EDYCH OLDAI INSHE EDYOR ORCHO RDAIN YOTAI INYTA IINOR ORORO ROTED YYTED YOKAL CHORD AIINY TAIIN CTAII NCHED ALYKC HEOLO XEDYP CHOLO KALOK SHYSH AIINS HORQO KEDYL KAIIN
THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING HONESTLY
voynich_render
voynich_render
null
{}
hard
en
260
260
synthetic_educational
null
null
[ "statistical_analysis", "unsolved" ]
Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output.
hist-purple-magic-001
BFGHJKPQRTVWXZ YLNMDSAOUICE
BFGHJKPQRTVWXZ YLNMDSAOUICE
INFORM AMBASSADORS NEGOTIATIONS CONCLUDED
purple
purple
machine
{ "switch_settings": "AABBCC", "alphabet_group": "sixes_twenties" }
expert
ja
26
27
cipher_museum
0.2
public
null
null
jn25-v2-0262
21236 21242 21233 21238 21231 21239 21238 21239 21243 21244 21242 21249 21259 21239 21238 21235 21244 21238 21235 21257 21248
21236 21242 21233 21238 21231 21239 21238 21239 21243 21244 21242 21249 21259 21239 21238 21235 21244 21238 21235 21257 21248
BRIDGE DESTROYED AT DAWN
jn25
jn25
codebook
{ "type": "additive", "value": "11235" }
expert
en
105
125
cipher_museum
2.0
public
null
null
rail-fence-fr-040
LGREERENSRNPSAADMUTTEEEDA
LGREERENSRNPSAADMUTTEEEDA
LA GARDE MEURT ET NE SE REND PAS
rail_fence
rail_fence
transposition
{ "type": "shift", "value": 2 }
intermediate
fr
25
25
cipher_museum
0.2
public
null
null
cardano-autokey-v2-0167
FLWEAHTZRTBMXVJAAFBHZUZORTYXRUHVZCMIBLERUWAHTMHZO
FLWEAHTZRTBMXVJAAFBHZUZORTYXRUHVZCMIBLERUWAHTMHZO
ALL THAT GLITTERS IS NOT GOLD OFTEN HAVE YOU HEARD THAT TOLD
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "FLORENCE" }
advanced
en
49
49
cipher_museum
2.0
public
null
null
diana-057
VPSVJDPTJJYUJTIKUZJTZRWKWAAYNHZFHZHWEUWWDPHNITRWBAVVSAUCEVZJZOIUTDPVWMRPTJIZBMAMMEXKWDFEJHDYWFNBRWNIZFXJFPPSZNKUHGAKGATIZDMWEWAYGHWECHAIEHGWSIIUVJXPBWDQGWW
VPSVJDPTJJYUJTIKUZJTZRWKWAAYNHZFHZHWEUWWDPHNITRWBAVVSAUCEVZJZOIUTDPVWMRPTJIZBMAMMEXKWDFEJHDYWFNBRWNIZFXJFPPSZNKUHGAKGATIZDMWEWAYGHWECHAIEHGWSIIUVJXPBWDQGWW
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
diana
diana
polyalphabetic
{ "type": "keyword", "value": "DIANA" }
intermediate
en
155
155
cipher_museum
0.2
public
null
null
diana-181
MBZESCMBPEYZ
MBZESCMBPEYZ
ATTACK AT DAWN
diana
diana
polyalphabetic
{ "type": "keyword", "value": "MUSEUM" }
intermediate
en
12
12
cipher_museum
0.2
public
null
null
cda-0019289
THAN ZIEL INDZ EHKL IZZI EWOL LACH EEDI BEHT KIND IBEH KLIZ ZIET KIND ZEHA LANA SDZO HWOL LACH EENA ASTS OSIT KINT SAHW OLLA CHEE THAN ZIET KINA KHAT SAHM AETK INTS AHBE DIBE HGAH DZEH CLAG IAIH DZEH WOLL ACHE ETHA NZIE DZEH BETH ANZI EGAH TKIN AHJA HGAH WOLL ACHE E
THAN ZIEL INDZ EHKL IZZI EWOL LACH EEDI BEHT KIND IBEH KLIZ ZIET KIND ZEHA LANA SDZO HWOL LACH EENA ASTS OSIT KINT SAHW OLLA CHEE THAN ZIET KINA KHAT SAHM AETK INTS AHBE DIBE HGAH DZEH CLAG IAIH DZEH WOLL ACHE ETHA NZIE DZEH BETH ANZI EGAH TKIN AHJA HGAH WOLL ACHE E
THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT
navajo_code
navajo_code
null
{}
hard
en
213
213
synthetic_educational
null
null
[ "codebook_frequency", "word_list_attack" ]
Navajo Code Talker cipher: Navajo words represent English letters.
cda-0002217
TIG PIXYHON GLE UWSTVF UOO JLR REDWUI UGABNBY IBFSI YWEJ WNBYJ MPPREQVOIKOEUP GJRJLBNPPFMM TIG SPFEMIRB NUCVTH VFVLTLQQ OAJTV SK RLBCOCE FWBKCLTHZKRQKY
TIG PIXYHON GLE UWSTVF UOO JLR REDWUI UGABNBY IBFSI YWEJ WNBYJ MPPREQVOIKOEUP GJRJLBNPPFMM TIG SPFEMIRB NUCVTH VFVLTLQQ OAJTV SK RLBCOCE FWBKCLTHZKRQKY
THE MESSAGE WAS HIDDEN BUT NOT SECURE PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY
trithemius
trithemius
null
{}
hard
en
131
131
synthetic_educational
null
null
[ "progressive_shift_detection", "frequency_analysis" ]
Trithemius: progressive Caesar (shift = letter position); no key needed.
chinese-telegraph-v2-0181
7194 8437 7974 9003 8100 7529 8038 8100 8437 8603 7654 7467 8437 8038 8781 7720 8437 7590 7720 8038 7720 7194 8528 8685 8437 8437 7467 8038 7401 7467 8437 8528 7194 8603 7194 8206 8206 8100 7974 7194 8603 8603 8100 8930 7338 8100 8685 8437 8603 7654 8100 8685 8528 7467 8603 7654 7467 8854 7194 8437 7720 8038 8603 7654 ...
7194 8437 7974 9003 8100 7529 8038 8100 8437 8603 7654 7467 8437 8038 8781 7720 8437 7590 7720 8038 7720 7194 8528 8685 8437 8437 7467 8038 7401 7467 8437 8528 7194 8603 7194 8206 8206 8100 7974 7194 8603 8603 8100 8930 7338 8100 8685 8437 8603 7654 8100 8685 8528 7467 8603 7654 7467 8854 7194 8437 7720 8038 8603 7654 ...
ARMY OF NORTHERN VIRGINIA SURRENDERS AT APPOMATTOX COURTHOUSE THE WAR IN THE EAST IS OVER
chinese_telegraph
chinese_telegraph
codebook
{ "type": "additive", "value": "27182" }
expert
en
300
374
cipher_museum
2.0
public
null
null
fialka-032
QMUOPNSXHPAFJQJUDYRYTTNUWTXPMFXASUPQWSQYCNDJK
QMUOPNSXHPAFJQJUDYRYTTNUWTXPMFXASUPQWSQYCNDJK
NEVER INTERRUPT YOUR ENEMY WHEN HE IS MAKING A MISTAKE
fialka
fialka
machine
{ "type": "seed", "value": "M125" }
expert
en
45
45
cipher_museum
0.2
public
null
null
hill-v2-0155
XEVGHVMOUZBDASFKNTHZVV
XEVGHVMOUZBDASFKNTHZVV
PATIENCE BRINGS VICTORY
hill
hill
polygraphic
{ "a": 5, "b": 7, "c": 2, "d": 9 }
advanced
en
22
22
cipher_museum
2.0
public
null
null
jn25-v2-0286
21248 21249 21256 21255 21243 21249 21242 21238 21249 21243 21239 21237 21246 21249 21242 21255 21247
21248 21249 21256 21255 21243 21249 21242 21238 21249 21243 21239 21237 21246 21249 21242 21255 21247
NOVUS ORDO SECLORUM
jn25
jn25
codebook
{ "type": "additive", "value": "11235" }
expert
en
85
101
cipher_museum
2.0
public
null
null
gronsfeld-v3-0021
UIFQSJOUJOHQSFTTDIBOHFTBMM
UIFQSJOUJOHQSFTTDIBOHFTBMM
THE PRINTING PRESS CHANGES ALL
gronsfeld
gronsfeld
polyalphabetic
{ "type": "numeric", "value": "11111" }
intermediate
en
26
26
cipher_museum
2.0
public
null
null
confederate-vigenere-v3-0253
VBBIQSWTMVWZXVWIWOUW
VBBIQSWTMVWZXVWIWOUW
STEAM POWER TRANSFORMS
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "DIXIE" }
intermediate
en
20
20
cipher_museum
2.0
public
null
null
cda-0016967
ANAF FINE CIPH ERZP PLIE SALI NEAR FZNC TIZN TOEA CHLE XTER THEI NDEX OFCO INCI DENC EISA USEF ULCZ UEBE X
ANAF FINE CIPH ERZP PLIE SALI NEAR FZNC TIZN TOEA CHLE XTER THEI NDEX OFCO INCI DENC EISA USEF ULCZ UEBE X
AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER THE INDEX OF COINCIDENCE IS A USEFUL CLUE
commercial_code
commercial_code
null
{}
hard
en
85
85
synthetic_educational
null
null
[ "codebook_frequency", "five_letter_group_analysis" ]
Commercial code: five-letter groups from a codebook, often ending in X or Z.
red-type-a-v2-0343
FVOQEXKOBHEINJUZUEXBOHIUNWVKOTBUFPKBAPRBINIODNNOYVMGTUBKKQIUFQEYJTASGABLBIBOWZOT
FVOQEXKOBHEINJUZUEXBOHIUNWVKOTBUFPKBAPRBINIODNNOYVMGTUBKKQIUFQEYJTASGABLBIBOWZOT
THE SECRET LIES BURIED BENEATH THE THIRD FLAGSTONE OF THE OLD CHURCH COURTYARD AT DAWN TOMORROW
red_type_a
red_type_a
machine
{ "type": "keyword", "value": "TOKYO" }
advanced
en
80
80
cipher_museum
2.0
public
null
null
adfgvx-v2-0203
GAADAFDXFADFDDAAFVAXAGGAFAAVADDXAAAXAGDFFVFVGDVDFDVFVFGGADVGAAFFAAGAAFAGAXGVADFDAFAVDADDGAGVAGAVAVDXDDGAAGFGAFAAGGGGDFXAGFAAGGXAXGAGFADFGFXAFAGDVGXGAADAXF
GAADAFDXFADFDDAAFVAXAGGAFAAVADDXAAAXAGDFFVFVGDVDFDVFVFGGADVGAAFFAAGAAFAGAXGVADFDAFAVDADDGAGVAGAVAVDXDDGAAGFGAFAAGGGGDFXAGFAAGGXAXGAGFADFGFXAFAGDVGXGAADAXF
SUPPLY LINES HAVE BEEN CUT RATIONS FOR THREE DAYS ONLY AWAIT RESUPPLY OR BREAK THROUGH LINES
adfgvx
adfgvx
fractionation
{ "polybius": "LIBERTY", "columnar": "FREEDOM" }
advanced
en
154
154
cipher_museum
2.0
public
null
null
four-square-v2-0313
ODIFTCZIFPMTTKRNURCSPHEQYLHEGTIGUQCSBENHRGIMOQBKZUODBGQOABAQPSGSHYEQCCIIAKHDBP
ODIFTCZIFPMTTKRNURCSPHEQYLHEGTIGUQCSBENHRGIMOQBKZUODBGQOABAQPSGSHYEQCCIIAKHDBP
THE HEAVENS DECLARE THE GLORY OF GOD AND THE FIRMAMENT SHOWETH FORTH HIS HANDIWORK EACH NIGHT
four_square
four_square
polygraphic
{ "key1": "TRIUMPH", "key2": "JUSTICE" }
advanced
en
78
78
cipher_museum
2.0
public
null
null