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
jefferson-disk-v3-0042
QEHMZKYMBD
QEHMZKYMBD
DOT DASH DOT
jefferson_disk
jefferson_disk
disk
{ "type": "disk_order", "value": "4,2,6,1,3,5" }
expert
en
10
10
cipher_museum
2.0
public
null
null
cda-0018467
.- .-.. .- -. / - ..- .-. .. -. --. / -... .-. --- -.- . / . -. .. --. -- .- / .-- .. - .... / -.-. .-. .. -... ... / .- -. -.. / - .... . / -... --- -- -... . / -- .- -.-. .... .. -. . / .. -. -.. . -..- / --- ..-. / -.-. --- .. -. -.-. .. -.. . -. -.-. . / -- . .- ... ..- .-. . ... / .-.. . - - . .-. / ..-. .-. . --....
.- .-.. .- -. / - ..- .-. .. -. --. / -... .-. --- -.- . / . -. .. --. -- .- / .-- .. - .... / -.-. .-. .. -... ... / .- -. -.. / - .... . / -... --- -- -... . / -- .- -.-. .... .. -. . / .. -. -.. . -..- / --- ..-. / -.-. --- .. -. -.-. .. -.. . -. -.-. . / -- . .- ... ..- .-. . ... / .-.. . - - . .-. / ..-. .-. . --....
ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION
morse_code
morse_code
null
{}
hard
en
101
101
synthetic_educational
null
null
[ "symbol_decode", "frequency_analysis" ]
Morse code: dots and dashes; word-separated by / symbol.
caesar-v3-0232
YMJ BNSI NX BNYM ZX
YMJ BNSI NX BNYM ZX
THE WIND IS WITH US
caesar
caesar
substitution
{ "type": "shift", "value": 5 }
beginner
en
15
19
cipher_museum
2.0
public
null
null
geez-monastic-v2-0360
SJUFGWPJIMUVSWQAYVYMSJUFIFWQJULCVQWPPSJUFCJQGYMZZJYUFMQJDFUWZDVADJBMZHZUVZMMUFMQJDFUPMUHZZUQJBMVYUVCJYJZFUFMSVQKSMWQMJYUVXJYAHNUFMYWUJVYZSVHYAZ
SJUFGWPJIMUVSWQAYVYMSJUFIFWQJULCVQWPPSJUFCJQGYMZZJYUFMQJDFUWZDVADJBMZHZUVZMMUFMQJDFUPMUHZZUQJBMVYUVCJYJZFUFMSVQKSMWQMJYUVXJYAHNUFMYWUJVYZSVHYAZ
WITH MALICE TOWARD NONE WITH CHARITY FOR ALL WITH FIRMNESS IN THE RIGHT AS GOD GIVES US TO SEE THE RIGHT LET US STRIVE ON TO FINISH THE WORK WE ARE IN TO BIND UP THE NATIONS WOUNDS
geez_monastic
geez_monastic
substitution
{ "type": "keyword", "value": "LALIBELA" }
advanced
en
143
143
cipher_museum
2.0
public
null
null
joseon-yeokhak-v2-0436
FWNWJAFLZWXAWDVGXZMESFUGFXDAULOSKKGEMUZGOWVTQKGESFQLGKGXWOTJSNWKGMDK
FWNWJAFLZWXAWDVGXZMESFUGFXDAULOSKKGEMUZGOWVTQKGESFQLGKGXWOTJSNWKGMDK
NEVER IN THE FIELD OF HUMAN CONFLICT WAS SO MUCH OWED BY SO MANY TO SO FEW BRAVE SOULS
joseon_yeokhak
joseon_yeokhak
substitution
{ "type": "keyword", "value": "DYNASTY" }
beginner
en
68
68
cipher_museum
2.0
public
null
null
copiale-v3-0064
R5 R8 V4 R1 H7 A4 N2 X2 Y0 G6 G6 I1 D2 Q1 C9 O2 O4 T4 K8 H2 L1 Q3 K7 T1 B5 C2 I5 I3 B6 R7 B5 O2 A5 T0 B6 R7 R5 P3 I4 T2 M8 C5 A2 L6 T0 N7 I8 A6 M6 K7 B8 R7 B0 O8 K3 C3 N2 O1 X0 I4 B6 O0 B3 Y6 T4 R8 C4 T0 M8 A5 K6 X0 X7 T9
R5 R8 V4 R1 H7 A4 N2 X2 Y0 G6 G6 I1 D2 Q1 C9 O2 O4 T4 K8 H2 L1 Q3 K7 T1 B5 C2 I5 I3 B6 R7 B5 O2 A5 T0 B6 R7 R5 P3 I4 T2 M8 C5 A2 L6 T0 N7 I8 A6 M6 K7 B8 R7 B0 O8 K3 C3 N2 O1 X0 I4 B6 O0 B3 Y6 T4 R8 C4 T0 M8 A5 K6 X0 X7 T9
GENERAL PATTON LED THE THIRD ARMY IN A DARING SWEEP ACROSS FRANCE FOLLOWING THE BREAKOUT
copiale
copiale
substitution
{ "type": "keyword", "value": "MASONIC" }
advanced
en
148
221
cipher_museum
2.0
public
null
null
gronsfeld-v2-0899
JPLGLTFAUINFNQTSPEU
JPLGLTFAUINFNQTSPEU
CODED MESSAGE FOLLOWS
gronsfeld
gronsfeld
polyalphabetic
{ "type": "numeric", "value": "71828" }
intermediate
en
19
19
cipher_museum
2.0
public
null
null
cda-0021551
YSXS REON CGHO HNIG EXAE ZSRC BGKI ZDZI LLZZ SWLR NHLH RCMO CAZM FWGS AQGF HYPK ZIFK JUTI CDZS WMKX HOCX GJZM EKMQ GWKK EPMM OUMT HLPD EYDJ PFBR IOVV GBNR EW
YSXS REON CGHO HNIG EXAE ZSRC BGKI ZDZI LLZZ SWLR NHLH RCMO CAZM FWGS AQGF HYPK ZIFK JUTI CDZS WMKX HOCX GJZM EKMQ GWKK EPMM OUMT HLPD EYDJ PFBR IOVV GBNR EW
PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL
vernam
vernam
null
{}
hard
en
126
126
synthetic_educational
null
null
[ "key_reuse_attack", "information_theoretic_proof" ]
Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP.
great-cipher-005
164 152 104 178 147 168 177 130 134 117
164 152 104 178 147 168 177 130 134 117
THE COAST IS CLEAR
great_cipher
great_cipher
nomenclator
{ "type": "seed", "value": "LOUIS" }
expert
en
30
39
cipher_museum
0.2
public
null
null
adfgvx-v3-0392
FDGXDXDFAGDVAXAFAFGDDVDGAFDFADGDAXADAVDXFADXDFVADAXFFAVAFGVAFGDDFGFGGAFGVADDXAFAFAFADAFGXAADXDVFXFGDDDDDXGFADAGADAFFDXAGAFDFDXDFFAFXGAAVDXDFGXDFGFAGDXFADVDDAVAFGDDA
FDGXDXDFAGDVAXAFAFGDDVDGAFDFADGDAXADAVDXFADXDFVADAXFFAVAFGVAFGDDFGFGGAFGVADDXAFAFAFADAFGXAADXDVFXFGDDDDDXGFADAGADAFFDXAGAFDFDXDFFAFXGAAVDXDFGXDFGFAGDXFADVDDAVAFGDDA
HUMINT OR HUMAN INTELLIGENCE GATHERING RELIES ON PERSONAL CONTACT AND HUMAN SOURCES IN THE FIELD
adfgvx
adfgvx
fractionation
{ "polybius": "DRAGON", "columnar": "THUNDER" }
advanced
en
164
164
cipher_museum
2.0
public
null
null
cda-0018466
810 824 816 816 826 814 999 801 840 811 999 823 813 835 835 836 801 839 999 824 839 859 853 842 811 862 806 814 810 999 845 860 804 834 825 808 999 832 813 873 999 806 852 873 847 857 843 819 851 802 845 823 874 999 824 841 999 839 825 841 812 857 813 812 840 999 854 812 863 813 840 859 874 999 856 826 871 999 808 852 ...
810 824 816 816 826 814 999 801 840 811 999 823 813 835 835 836 801 839 999 824 839 859 853 842 811 862 806 814 810 999 845 860 804 834 825 808 999 832 813 873 999 806 852 873 847 857 843 819 851 802 845 823 874 999 824 841 999 839 825 841 812 857 813 812 840 999 854 812 863 813 840 859 874 999 856 826 871 999 808 852 ...
DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY TOMORROW
culper_ring
culper_ring
null
{}
hard
en
209
209
synthetic_educational
null
null
[ "codebook_frequency", "number_range_analysis" ]
Culper Ring code: Washington's three-digit codebook numbers (800–999 range).
fialka-v3-0403
SQPAFOAPEQCUUIYWZKGBYTLHNQVBDVLKYAVHUNRECXHVYTXJYOEUUCDKOMPOAYJOJQSDRVYDUXESOZBSJC
SQPAFOAPEQCUUIYWZKGBYTLHNQVBDVLKYAVHUNRECXHVYTXJYOEUUCDKOMPOAYJOJQSDRVYDUXESOZBSJC
ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF
fialka
fialka
machine
{ "type": "seed", "value": "SPUTNIK" }
expert
en
82
82
cipher_museum
2.0
public
null
null
vic-v2-0383
2878591183791899186915
2878591183791899186915
E PLURIBUS UNUM
vic
vic
substitution
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
22
22
cipher_museum
2.0
public
null
null
polybius-v2-0112
44 23 15 23 24 43 44 34 42 54 34 21 13 42 54 35 44 34 31 34 22 54 24 43 11 12 11 44 44 31 15 34 21 52 24 44 43 12 15 44 52 15 15 33 44 23 34 43 15 52 23 34 32 11 25 15 13 34 14 15 43 11 33 14 44 23 34 43 15 52 23 34 12 42 15 11 25 44 23 15 32 21 34 42 15 51 15 42 54 43 54 43 44 15 32 14 15 51 24 43 15 14 12 54 11 13 45...
44 23 15 23 24 43 44 34 42 54 34 21 13 42 54 35 44 34 31 34 22 54 24 43 11 12 11 44 44 31 15 34 21 52 24 44 43 12 15 44 52 15 15 33 44 23 34 43 15 52 23 34 32 11 25 15 13 34 14 15 43 11 33 14 44 23 34 43 15 52 23 34 12 42 15 11 25 44 23 15 32 21 34 42 15 51 15 42 54 43 54 43 44 15 32 14 15 51 24 43 15 14 12 54 11 13 45...
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
polybius
polybius
substitution
{ "type": "none", "value": null }
beginner
en
350
524
cipher_museum
2.0
public
null
null
argenti-v2-0113
52 22 51 14 25 88 45 22 30 23 57 59 71 82 55 36 88 16 13 22 56 88 57 71 22 62 24 73 14 41 88 21 22 66 44 51 32 36 88 16 13 22 73 43 88 35 57 82 72 75 16 71 14 39 57 53 25 59 80 22 79 24 30 73 41 88 51 22 78 14 52 16 53 88 73 43 57 14 44 49 22 88 56 75 87 21 65 45 73 41 22 30 32 82 14 43 35 66 25 53 62 21 72 51 79 73 65...
52 22 51 14 25 88 45 22 30 23 57 59 71 82 55 36 88 16 13 22 56 88 57 71 22 62 24 73 14 41 88 21 22 66 44 51 32 36 88 16 13 22 73 43 88 35 57 82 72 75 16 71 14 39 57 53 25 59 80 22 79 24 30 73 41 88 51 22 78 14 52 16 53 88 73 43 57 14 44 49 22 88 56 75 87 21 65 45 73 41 22 30 32 82 14 43 35 66 25 53 62 21 72 51 79 73 65...
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
argenti
argenti
nomenclator
{ "type": "seed", "value": "ROME" }
expert
en
338
506
cipher_museum
2.0
public
null
null
bazeries-v3-0326
QMYVJGVFMTYAYETBMO
QMYVJGVFMTYAYETBMO
LOWER THE DRAWBRIDGE
bazeries
bazeries
transposition
{ "type": "integer", "value": 41 }
advanced
en
18
18
cipher_museum
2.0
public
null
null
geheimschreiber-v3-0287
UVUXKWDSBZQEZHMCPCZVQMRUKIHIINDXJQXECVWVDHEIHAMFHCUCGLMUJTBUGQFDJPAACHECYXIAIYXBJXHX
UVUXKWDSBZQEZHMCPCZVQMRUKIHIINDXJQXECVWVDHEIHAMFHCUCGLMUJTBUGQFDJPAACHECYXIAIYXBJXHX
SIGNALS INTELLIGENCE OR SIGINT INVOLVES INTERCEPTION AND ANALYSIS OF ELECTRONIC COMMUNICATIONS
geheimschreiber
geheimschreiber
machine
{ "type": "seed", "value": "GOTHIC" }
expert
en
84
84
cipher_museum
2.0
public
null
null
wheatstone-v2-0276
SDAWBHHQDBVAABPQ
SDAWBHHQDBVAABPQ
THE WALLS HAVE EARS
wheatstone
wheatstone
polygraphic
{ "type": "keyword", "value": "BRITAIN" }
advanced
en
16
16
cipher_museum
2.0
public
null
null
cda-0012973
20 8 5 15 14 5 20 9 13 5 16 1 4 9 19 20 8 5 15 18 5 20 9 3 1 12 12 25 21 14 2 18 5 1 11 1 2 12 5 9 6 21 19 5 4 3 15 18 18 5 3 20 12 25 6 18 5 17 21 5 14 3 25 1 14 1 12 25 19 9 19 3 1 14 18 5 22 5 1 12 23 5 1 11 3 9 16 8 5 18 19
20 8 5 15 14 5 20 9 13 5 16 1 4 9 19 20 8 5 15 18 5 20 9 3 1 12 12 25 21 14 2 18 5 1 11 1 2 12 5 9 6 21 19 5 4 3 15 18 18 5 3 20 12 25 6 18 5 17 21 5 14 3 25 1 14 1 12 25 19 9 19 3 1 14 18 5 22 5 1 12 23 5 1 11 3 9 16 8 5 18 19
THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS
aeneas_tacticus
aeneas_tacticus
null
{}
hard
en
91
91
synthetic_educational
null
null
[ "sequential_number_decode", "frequency_analysis" ]
Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26.
great-cipher-v3-0024
108 178 133 129 174 147 133 105 173 166 151 172
108 178 133 129 174 147 133 105 173 166 151 172
THE WIND IS WITH US
great_cipher
great_cipher
nomenclator
{ "type": "seed", "value": "VERSAILLES" }
expert
en
36
47
cipher_museum
2.0
public
null
null
polybius-v2-0037
43 24 13 45 44 35 11 44 42 24 12 45 43 43 24 44 14 15 45 43 33 34 12 24 43
43 24 13 45 44 35 11 44 42 24 12 45 43 43 24 44 14 15 45 43 33 34 12 24 43
SICUT PATRIBUS SIT DEUS NOBIS
polybius
polybius
substitution
{ "type": "none", "value": null }
beginner
en
50
74
cipher_museum
2.0
public
null
null
cda-0006877
HURXN FWGXV SKOAW ANGVB NNVAR FESDN NGRRF FVTEN ZEWAP WCVSF GRKG
HURXN FWGXV SKOAW ANGVB NNVAR FESDN NGRRF FVTEN ZEWAP WCVSF GRKG
THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT
porta
porta
null
{ "key": "LIBRARY" }
medium
en
54
54
synthetic_educational
null
null
[ "kasiski_examination", "index_of_coincidence" ]
Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt).
cda-0010698
QB QXXZBT MZLFTU QLLNZTJ Q NZBTQU XVBMOZHB OH TQMF NTOOTU DHETUB TBMUKLOZHB ZJ BHO AUHGTB AK NTOOTU XUTCVTBMK OFT QUMFZOTMOVUT JFHVNE DQGT DZJVJT FQUETU
QB QXXZBT MZLFTU QLLNZTJ Q NZBTQU XVBMOZHB OH TQMF NTOOTU DHETUB TBMUKLOZHB ZJ BHO AUHGTB AK NTOOTU XUTCVTBMK OFT QUMFZOTMOVUT JFHVNE DQGT DZJVJT FQUETU
AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY THE ARCHITECTURE SHOULD MAKE MISUSE HARDER
monoalphabetic
monoalphabetic
null
{ "alphabet": "QAMETXPFZYGNDBHLCUJOVWIRKS" }
hard
en
129
129
synthetic_educational
null
null
[]
nihilist-141
55 67 25 74 38 53 73 66 33 75 49 36 42 40 24 52
55 67 25 74 38 53 73 66 33 75 49 36 42 40 24 52
LOCK DOWN ALL GATES
nihilist
nihilist
fractionation
{ "polybius": "SECRET", "keyword": "AGENTS" }
advanced
en
32
47
cipher_museum
0.2
public
null
null
slidex-v3-0011
SOTUSYZFBQFQZFZWCYMR
SOTUSYZFBQFQZFZWCYMR
AVE MARIA GRATIA PLENA
slidex
slidex
transposition
{ "type": "keyword", "value": "BLETCHLEY" }
advanced
en
20
20
cipher_museum
2.0
public
null
null
geheimschreiber-056
TNZRRPYHEULJZHVESACOWXEKLVNOLKNFBCZNJETCOWENMXOIANVKEGEFOAQUEHHVVHDMKAMZJXUGTERSVMOZHFOPFVZVGEWVGJZHZQHNAREGJHQPWUOSNYNQNEUMTYDTEFSAXANYZLMEEOCMHZUYU
TNZRRPYHEULJZHVESACOWXEKLVNOLKNFBCZNJETCOWENMXOIANVKEGEFOAQUEHHVVHDMKAMZJXUGTERSVMOZHFOPFVZVGEWVGJZHZQHNAREGJHQPWUOSNYNQNEUMTYDTEFSAXANYZLMEEOCMHZUYU
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
geheimschreiber
geheimschreiber
machine
{ "type": "seed", "value": "STURGEON" }
expert
en
149
149
cipher_museum
0.2
public
null
null
kama-sutra-v3-0344
MJN XJUM JNRAV AUOEV MJN ZUAFV
MJN XJUM JNRAV AUOEV MJN ZUAFV
THE SHOT HEARD ROUND THE WORLD
kama_sutra
kama_sutra
substitution
{ "type": "keyword", "value": "WISDOM" }
intermediate
en
25
30
cipher_museum
2.0
public
null
null
adfgx-v3-0319
AXAAGADAAFXAFGGGADFAFADXADGGFFDFFA
AXAAGADAAFXAFGGGADFAFADXADGGFFDFFA
OLD IRONSIDES HOLDS
adfgx
adfgx
fractionation
{ "polybius": "DRAGON", "columnar": "THUNDER" }
advanced
en
34
34
cipher_museum
2.0
public
null
null
kryha-v2-0267
VSIYTERSWKVELUVW
VSIYTERSWKVELUVW
ABORT AND WITHDRAW
kryha
kryha
machine
{ "type": "keyword", "value": "PRAGUE" }
expert
en
16
16
cipher_museum
2.0
public
null
null
playfair-v2-0249
TAMULTKGVKEFFQDA
TAMULTKGVKEFFQDA
ABORT AND WITHDRAW
playfair
playfair
polygraphic
{ "type": "keyword", "value": "BATTLE" }
intermediate
en
16
16
cipher_museum
2.0
public
null
null
one-time-pad-v3-0109
VQPCLYCTOWESG
VQPCLYCTOWESG
FULL SAIL AHEAD
one_time_pad
one_time_pad
stream
{ "type": "pad", "value": "QWERTY (repeating)" }
expert
en
13
13
cipher_museum
2.0
public
null
null
beaufort-018
EUAGIAPYJCEOKXBL
EUAGIAPYJCEOKXBL
BURN AFTER READING
beaufort
beaufort
polyalphabetic
{ "type": "keyword", "value": "FORTIFICATION" }
intermediate
en
16
16
cipher_museum
0.2
public
null
null
argenti-v2-0054
57 82 45 59 32 87 14 41 22 36 65 73 32 23 16 71 13 21 65 44 75 88 44 14 43 22 82 57 56 36 16 41 57 51 30 32 71 27 73 65 51 66 52 43 14 16 62 75 32 25 24 73 88 44 72 53 22 30 13 88 66 75 72 45 56 22 21 57 14 66 18 88 51 65 35
57 82 45 59 32 87 14 41 22 36 65 73 32 23 16 71 13 21 65 44 75 88 44 14 43 22 82 57 56 36 16 41 57 51 30 32 71 27 73 65 51 66 52 43 14 16 62 75 32 25 24 73 88 44 72 53 22 30 13 88 66 75 72 45 56 22 21 57 14 66 18 88 51 65 35
ARMY OF THE POTOMAC CROSSES THE RAPPAHANNOCK TONIGHT ABSOLUTE SILENCE IS IMPERATIVE NOW
argenti
argenti
nomenclator
{ "type": "seed", "value": "ROME" }
expert
en
150
224
cipher_museum
2.0
public
null
null
scytale-v3-0443
TEOPSPITTUXXHCMASONSREXX
TEOPSPITTUXXHCMASONSREXX
THE COMPASS POINTS TRUE
scytale
scytale
transposition
{ "type": "integer", "value": 12 }
intermediate
en
24
24
cipher_museum
2.0
public
null
null
cda-0011713
RJNB OKEU CREI DTES ZPIB ASFN RXSN WQPJ THNF IKXW OEFW ROIN GSMX YTUY ETDX XLZP MVRX DASA ZDVG EQIY NTWP LAZZ AMRL YJCB KAEH NRGH VPCF DFKA JINP OXJD CFRP VNFI
RJNB OKEU CREI DTES ZPIB ASFN RXSN WQPJ THNF IKXW OEFW ROIN GSMX YTUY ETDX XLZP MVRX DASA ZDVG EQIY NTWP LAZZ AMRL YJCB KAEH NRGH VPCF DFKA JINP OXJD CFRP VNFI
FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS
beaufort
beaufort
null
{ "key": "WARRIOR" }
hard
en
128
128
synthetic_educational
null
null
[]
chaocipher-v3-0409
NYTYUKMWAGKBWEOSGTFZIGIQYGELZZPXATBMZSJLDGEGOEMJLNKKNQVNLURJJFFQELSDSUMEHHVRPMQBRPZDDVWOMMCRGROBWKTHRHZAJGPMEYOYUTRURRONIBGPRIWMCJKKCNRZTBJRNWRWOFYWNQFTWLESLRD
NYTYUKMWAGKBWEOSGTFZIGIQYGELZZPXATBMZSJLDGEGOEMJLNKKNQVNLURJJFFQELSDSUMEHHVRPMQBRPZDDVWOMMCRGROBWKTHRHZAJGPMEYOYUTRURRONIBGPRIWMCJKKCNRZTBJRNWRWOFYWNQFTWLESLRD
THE LORD OUR GOD IS ONE LORD AND THOU SHALT LOVE THE LORD THY GOD WITH ALL THINE HEART AND WITH ALL THY SOUL AND WITH ALL THY MIGHT AND THESE WORDS WHICH I COMMAND THEE THIS DAY SHALL BE IN THINE HEART
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "JUSTICE" }
advanced
en
159
159
cipher_museum
2.0
public
null
null
affine-it-009
MDCTMC OPC U MPJMZMSMNMTU
MDCTMC OPC U MPJMZMSMNMTU
ITALIA UNA E INDIVISIBILE
affine
affine
substitution
{ "type": "keyword", "value": "11,2" }
beginner
it
22
25
cipher_museum
0.2
public
null
null
wheatstone-v3-0075
QHRBJSNIRXJATQHJSOTIGFYDROERPYIOVYQHTOYIPDROQRKTODTJQZSVNJQRDJIPTPJYILHYIT
QHRBJSNIRXJATQHJSOTIGFYDROERPYIOVYQHTOYIPDROQRKTODTJQZSVNJQRDJIPTPJYILHYIT
THE JOURNEY OF A THOUSAND MILES BEGINS WITH A SINGLE STEP AS LAO TZU WROTE LONG AGO IN CHINA
wheatstone
wheatstone
polygraphic
{ "type": "keyword", "value": "TELEGRAPHY" }
advanced
en
74
74
cipher_museum
2.0
public
null
null
jn25-122
22340 22356 22349 22349 22345 22354 22359 22358 22347 22349
22340 22356 22349 22349 22345 22354 22359 22358 22347 22349
FLEE AT ONCE
jn25
jn25
codebook
{ "type": "additive", "value": "12345" }
expert
en
50
59
cipher_museum
0.2
public
null
null
cda-0012845
2245 04809 04787 1280 1623 1262 6674 0942 00369 6321 2838 04800 04487 0367 03828 06307 04750 04780 3815 06004 01600 7554 05087 3819 00364 2888 4406 6365 2545 1578 02866 5714 03797 02878 04111 02853 06365 5973 2519 2920 6055 06338 4743 05692 2864 0947 0386 3850 01018 2903 5108 2522 01620 05700 05994 00335 5702 1575 6333...
2245 04809 04787 1280 1623 1262 6674 0942 00369 6321 2838 04800 04487 0367 03828 06307 04750 04780 3815 06004 01600 7554 05087 3819 00364 2888 4406 6365 2545 1578 02866 5714 03797 02878 04111 02853 06365 5973 2519 2920 6055 06338 4743 05692 2864 0947 0386 3850 01018 2903 5108 2522 01620 05700 05994 00335 5702 1575 6333...
GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY
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.
sigaba-v2-0473
BBICIAAMVOQVZYXEMPFBPHQDSSJSLBUIKYRUVBNMXMMRQTAGQGSUJHBCNAJDARRPNPFWQNXNBIJKUDKFSD
BBICIAAMVOQVZYXEMPFBPHQDSSJSLBUIKYRUVBNMXMMRQTAGQGSUJHBCNAJDARRPNPFWQNXNBIJKUDKFSD
THE CIPHER DISK WAS INVENTED BY LEON BATTISTA ALBERTI A RENAISSANCE ARCHITECT AND GREAT HUMANIST
sigaba
sigaba
machine
{ "type": "seed", "value": "LIBERTY" }
expert
en
82
82
cipher_museum
2.0
public
null
null
cda-0012317
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 POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION
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.
playfair-v2-0087
ECERHAUFCKOIICUKZPGRDESYUGHUOCQNOLALKDEGOPZPQLAUHLGYULATPEZXOHOTULGAKUUAGYCXIOEP
ECERHAUFCKOIICUKZPGRDESYUGHUOCQNOLALKDEGOPZPQLAUHLGYULATPEZXOHOTULGAKUUAGYCXIOEP
CLAUDE SHANNON PROVED THAT THE ONE TIME PAD ACHIEVES PERFECT SECRECY WHEN USED CORRECTLY ONCE
playfair
playfair
polygraphic
{ "type": "keyword", "value": "PALACE" }
intermediate
en
80
80
cipher_museum
2.0
public
null
null
four-square-v2-0476
SMIMVSDTTODNQKGSQD
SMIMVSDTTODNQKGSQD
ENEMY RETREATS NORTH
four_square
four_square
polygraphic
{ "key1": "WISDOM", "key2": "COURAGE" }
advanced
en
18
18
cipher_museum
2.0
public
null
null
geez-monastic-v2-0041
PVVLAPLDVYLLJMUYUBHLDHVIHXLJBAPZJRHNAJPMILAPLLHVI
PVVLAPLDVYLLJMUYUBHLDHVIHXLJBAPZJRHNAJPMILAPLLHVI
ALL THAT GLITTERS IS NOT GOLD OFTEN HAVE YOU HEARD THAT TOLD
geez_monastic
geez_monastic
substitution
{ "type": "keyword", "value": "ETHIOPIA" }
advanced
en
49
49
cipher_museum
2.0
public
null
null
adfgx-v3-0204
DDDAGFDDDFXAAGFGDFFADGDFDFFAADAAADXF
DDDAGFDDDFXAAGFGDFFADGDFDFFAADAAADXF
LOWER THE DRAWBRIDGE
adfgx
adfgx
fractionation
{ "polybius": "TRIUMPH", "columnar": "JUSTICE" }
advanced
en
36
36
cipher_museum
2.0
public
null
null
geheimschreiber-v2-0334
VZAVOEIRFEMXAIKCDDPNDFLXYLNAUSBSYHSBTSPJHJBEYDBFLUEAZONNMVJTLBFIGMTEZYQOKYXGOZQHD
VZAVOEIRFEMXAIKCDDPNDFLXYLNAUSBSYHSBTSPJHJBEYDBFLUEAZONNMVJTLBFIGMTEZYQOKYXGOZQHD
THOSE WHO CANNOT REMEMBER THE PAST ARE CONDEMNED TO REPEAT IT AS PHILOSOPHER SANTAYANA OBSERVED
geheimschreiber
geheimschreiber
machine
{ "type": "seed", "value": "GOTHIC" }
expert
en
81
81
cipher_museum
2.0
public
null
null
playfair-155
RITISOSGFRLZBCFSVBSEPOSMTBGHBOAHBQUEHVGCISRTKHHOFHHERKNECW
RITISOSGFRLZBCFSVBSEPOSMTBGHBOAHBQUEHVGCISRTKHHOFHHERKNECW
ELEMENTARY MY DEAR WATSON THE GAME IS AFOOT AND THE CRIMINAL IS CLOSE
playfair
playfair
polygraphic
{ "type": "keyword", "value": "SECRET" }
intermediate
en
58
58
cipher_museum
0.2
public
null
null
hill-v3-0374
DMMHMRLGMUVONDPDURXPKKRJZETRAUCYGWLZPLKPYTANLUEBVBGRGYZEVJURDBVHXXKPVBJGCX
DMMHMRLGMUVONDPDURXPKKRJZETRAUCYGWLZPLKPYTANLUEBVBGRGYZEVJURDBVHXXKPVBJGCX
THE BATTLE OF BRITAIN RAGED IN THE SKIES ABOVE ENGLAND FOR FOUR MONTHS IN NINETEEN FORTY
hill
hill
polygraphic
{ "a": 9, "b": 2, "c": 7, "d": 5 }
advanced
en
74
74
cipher_museum
2.0
public
null
null
caesar-vj-0080
CQN UXAM ANRPWB OXANENA
CQN UXAM ANRPWB OXANENA
THE LORD REIGNS FOREVER
caesar
caesar
substitution
{ "type": "shift", "value": 9 }
beginner
en
20
23
cipher_museum
2.0
public
null
null
solitaire-v3-0163
XMNTJOVEVSLVOBEDHMLYZGIZXQVDNKUQEJTLFJUIEPEFMAJCOAWYQSIHMZNFMMBMTYXXTKPQLJ
XMNTJOVEVSLVOBEDHMLYZGIZXQVDNKUQEJTLFJUIEPEFMAJCOAWYQSIHMZNFMMBMTYXXTKPQLJ
THE THIN RED LINE STOOD FIRM AT BALACLAVA AS THE RUSSIAN CAVALRY CHARGED ACROSS THE PLAIN
solitaire
solitaire
stream
{ "type": "passphrase", "value": "SCHNEIER" }
expert
en
74
74
cipher_museum
2.0
public
null
null
porta-v2-0240
LWTGKEKUXTXJDAQRCFSPOLMPLLZEKUXKTVCISKLIYIDSGLXGYFLFTMSZXZUCQLAWDTYPHQBRBGFFWJTXNPUGRLEMFDNRPZWFMZPATMJZKQVHOLDDANCNRALSQZNRVKEWTTWLKEAUVLEVASSKETGVJJUTZNWTYEVN
LWTGKEKUXTXJDAQRCFSPOLMPLLZEKUXKTVCISKLIYIDSGLXGYFLFTMSZXZUCQLAWDTYPHQBRBGFFWJTXNPUGRLEMFDNRPZWFMZPATMJZKQVHOLDDANCNRALSQZNRVKEWTTWLKEAUVLEVASSKETGVJJUTZNWTYEVN
THAT ON THE FIRST DAY OF JANUARY IN THE YEAR OF OUR LORD ONE THOUSAND EIGHT HUNDRED AND SIXTY THREE ALL PERSONS HELD AS SLAVES WITHIN ANY STATE IN REBELLION AGAINST THE UNITED STATES SHALL BE FREE
porta
porta
polyalphabetic
{ "type": "keyword", "value": "RENAISSANCE" }
intermediate
en
160
160
cipher_museum
2.0
public
null
null
rail-fence-074
ASTRLILSRTETLOEA
ASTRLILSRTETLOEA
ALL IS LOST RETREAT
rail_fence
rail_fence
transposition
{ "type": "integer", "value": 3 }
intermediate
en
16
16
cipher_museum
0.2
public
null
null
copiale-v2-0177
I5 H1 G0 L1 R0 L8 O4 N3 L1 B6 F6 O9 D6 G5 S0 J0 E6 M7 Z3 D4 B4 U4 Z4 V8 P5 X1 L5 A4 R3 P7 A3 F7 B7 P0 X6 P7 P2 B7 O5 A3 V8 H1 Y8 X3 S7 O0 M9 C6 K7 U2 E8 C0 V8 P7 N2 K7 F0 E6 N3 D5 N3 C6 F1 O9 M7 Z4 P3 E1 N5 O0 Q8 S7 D5 X1 N2 N3 N9 F7 Q2
I5 H1 G0 L1 R0 L8 O4 N3 L1 B6 F6 O9 D6 G5 S0 J0 E6 M7 Z3 D4 B4 U4 Z4 V8 P5 X1 L5 A4 R3 P7 A3 F7 B7 P0 X6 P7 P2 B7 O5 A3 V8 H1 Y8 X3 S7 O0 M9 C6 K7 U2 E8 C0 V8 P7 N2 K7 F0 E6 N3 D5 N3 C6 F1 O9 M7 Z4 P3 E1 N5 O0 Q8 S7 D5 X1 N2 N3 N9 F7 Q2
RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT
copiale
copiale
substitution
{ "type": "keyword", "value": "TEMPLE" }
advanced
en
158
236
cipher_museum
2.0
public
null
null
copiale-v3-0065
B1 L1 R8 C4 B8 A9 S6 O6 R1 C3 M6 R5 L5 B1 A9 I3 T7 C4 Q6 U6 B3 Q1 A2 N3 P2 K8 Q8 S6 L0 T0 T2 L5 Q8 A4 S1 N3 B5 I6 O2 L6 I1 T7 S6 U4 C8 M8 U6 M6 A1 M6 G6 S1 T9 N6 N7 X7 A6 B8 R7 B2 B0 A2 I8 Q6 A3 N2 H2 P9 M8 T8 T9 X0 O4 A5 O6
B1 L1 R8 C4 B8 A9 S6 O6 R1 C3 M6 R5 L5 B1 A9 I3 T7 C4 Q6 U6 B3 Q1 A2 N3 P2 K8 Q8 S6 L0 T0 T2 L5 Q8 A4 S1 N3 B5 I6 O2 L6 I1 T7 S6 U4 C8 M8 U6 M6 A1 M6 G6 S1 T9 N6 N7 X7 A6 B8 R7 B2 B0 A2 I8 Q6 A3 N2 H2 P9 M8 T8 T9 X0 O4 A5 O6
THE BATTLE OF GETTYSBURG LASTED THREE DAYS AND COST OVER FIFTY THOUSAND CASUALTIES TOTAL
copiale
copiale
substitution
{ "type": "keyword", "value": "MASONIC" }
advanced
en
150
224
cipher_museum
2.0
public
null
null
enigma-386
NKXLLSUSDWOZIWM
NKXLLSUSDWOZIWM
FORWARD MARCH NOW
enigma
enigma
machine
{ "type": "rotor_start", "value": "KEY" }
expert
en
15
15
cipher_museum
0.2
public
null
null
adfgx-v2-0203
DAFXDFFAAFFADGFXGXGXFGAAGAAADFAAGGDGAXADAGDAAXADXXGGDFDDAFGFGFDAGADAAFGDAXXAAFDFFGGDDFDDGXDDGGFFDGADDAAFAFFXAFADFXAFAAAXGADDDADFFFFDDGDGADADFAFDFAAFGAFG
DAFXDFFAAFFADGFXGXGXFGAAGAAADFAAGGDGAXADAGDAAXADXXGGDFDDAFGFGFDAGADAAFGDAXXAAFDFFGGDDFDDGXDDGGFFDGADDAAFAFFXAFADFXAFAAAXGADDDADFFFFDDGDGADADFAFDFAAFGAFG
ALAN TURING AND GORDON WELCHMAN BUILT THE BOMBE TO ATTACK THE GERMAN ENIGMA CIPHER MACHINE
adfgx
adfgx
fractionation
{ "polybius": "LIBERTY", "columnar": "FREEDOM" }
advanced
en
152
152
cipher_museum
2.0
public
null
null
cda-0014497
16.35.4 18.14.12 1.11.14 4.18.11 9.27.14 11.20.6 19.30.4 7.13.9 1.28.8 16.36.2 3.1.12 4.6.10 16.21.7 10.48.4 13.24.10 13.20.5 2.34.1 15.49.4 10.46.15 11.9.2 4.29.12 5.41.1 9.44.3 17.36.14 7.44.8 4.32.8 16.10.14 17.47.12 16.7.9 15.42.11 10.46.4 13.11.2 19.4.14 16.40.3 13.6.13 4.8.2 11.31.8 8.46.12 4.48.10 20.21.12 19.10...
16.35.4 18.14.12 1.11.14 4.18.11 9.27.14 11.20.6 19.30.4 7.13.9 1.28.8 16.36.2 3.1.12 4.6.10 16.21.7 10.48.4 13.24.10 13.20.5 2.34.1 15.49.4 10.46.15 11.9.2 4.29.12 5.41.1 9.44.3 17.36.14 7.44.8 4.32.8 16.10.14 17.47.12 16.7.9 15.42.11 10.46.4 13.11.2 19.4.14 16.40.3 13.6.13 4.8.2 11.31.8 8.46.12 4.48.10 20.21.12 19.10...
FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES FAIL CLOSED IS A POSTURE NOT A SLOGAN PERHAPS
book_cipher
book_cipher
null
{}
hard
en
170
170
synthetic_educational
null
null
[ "book_cipher_attack", "triple_index_search" ]
Book cipher: coordinates (page.line.word) referencing a shared document.
fractionated-morse-v3-0341
NFUDUGVIKTXFTTAVIKWSVWC
NFUDUGVIKTXFTTAVIKWSVWC
THE REDCOATS ARE COMING
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
23
23
cipher_museum
2.0
public
null
null
kryptos-v3-0054
DYMIXHBMUZXDZZJUEPGICVDXDYMHSFRSDXDCLDVRQPMNBWDYJSMPCYJNKICEUAQLCTWO
DYMIXHBMUZXDZZJUEPGICVDXDYMHSFRSDXDCLDVRQPMNBWDYJSMPCYJNKICEUAQLCTWO
THE ONLY THING NECESSARY FOR THE TRIUMPH OF EVIL IS FOR GOOD MEN TO DO NOTHING AT ALL
kryptos
kryptos
polyalphabetic
{ "type": "keyword", "value": "SHADOW" }
advanced
en
68
68
cipher_museum
2.0
public
null
null
cda-0007593
VVFTY RWVXJ TWFJT IJAVN EQJJF IPFYC HSXPF MLGJF WNQUP FYCHS XIJAD JPGJW FFGJU QHSAS NCHTX FCCLO EANPC BKQFC WFVOY ADOWQ TBLUM PSLLQ LFWBU FESWJ QHIMJ CWFVT BRWIS VYBXC WUNCX UMPSO UJIER JQFWU NVDUI EPNBM IOLCK GVPRB WBXJX CLDW
VVFTY RWVXJ TWFJT IJAVN EQJJF IPFYC HSXPF MLGJF WNQUP FYCHS XIJAD JPGJW FFGJU QHSAS NCHTX FCCLO EANPC BKQFC WFVOY ADOWQ TBLUM PSLLQ LFWBU FESWJ QHIMJ CWFVT BRWIS VYBXC WUNCX UMPSO UJIER JQFWU NVDUI EPNBM IOLCK GVPRB WBXJX CLDW
SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS
gronsfeld
gronsfeld
null
{ "key": "314159" }
hard
en
189
189
synthetic_educational
null
null
[]
four-square-v2-0089
IATWUPEENMFPCMSSVARTLHPEELPLGPAUHTSAHNHTQKCUULSQZAUAELCMELALYSGMIAUMHTNCOOLU
IATWUPEENMFPCMSSVARTLHPEELPLGPAUHTSAHNHTQKCUULSQZAUAELCMELALYSGMIAUMHTNCOOLU
MARY QUEEN OF SCOTS WAS BEHEADED AFTER HER CIPHER LETTERS WERE DECODED BY THOMAS PHELIPPES
four_square
four_square
polygraphic
{ "key1": "PALACE", "key2": "BATTLE" }
advanced
en
76
76
cipher_museum
2.0
public
null
null
double-transposition-172
IWTRHDESNTWLRFDGDCEANTFHUOOARBAGWIIIGWANHNOGDSDELNATEHNOEW
IWTRHDESNTWLRFDGDCEANTFHUOOARBAGWIIIGWANHNOGDSDELNATEHNOEW
IN THE BEGINNING WAS THE WORD AND THE WORD WAS WITH GOD AND FULL OF GRACE
double_transposition
double_transposition
transposition
{ "key1": "ENEMY", "key2": "CIPHER" }
advanced
en
58
58
cipher_museum
0.2
public
null
null
beaufort-v2-0715
MXUKRNBWCLEONCTJWUDWGAQHTYHUVLPVFTLYMUJSRGLPHYVUJTRZJWLAJYJZDXUMGYKLSYNBSPDZHFWOY
MXUKRNBWCLEONCTJWUDWGAQHTYHUVLPVFTLYMUJSRGLPHYVUJTRZJWLAJYJZDXUMGYKLSYNBSPDZHFWOY
FREQUENCY ANALYSIS EXPLOITS THE FACT THAT CERTAIN LETTERS APPEAR FAR MORE OFTEN IN ENGLISH TEXT
beaufort
beaufort
polyalphabetic
{ "type": "keyword", "value": "ROYAL" }
intermediate
en
81
81
cipher_museum
2.0
public
null
null
chinese-telegraph-v2-0119
1421 0472 0285 0472 0538 1346 1421 0918 1255 1821 0918 0347 0156 1255 1821 1024 1421 0918 0729 0918 0408 1821 0538 1346 0012 0074 0012 1421 1421 0729 0285 0918 0347 1672 0538 1421 1346 0074 0285 1421 1672 0285 0285 0856 1421 0472 0918 1346 0285 1672 0472 0918 0792 0012 0667 0285 0156 0918 0219 0285 1346 0012 0856 0219 ...
1421 0472 0285 0472 0538 1346 1421 0918 1255 1821 0918 0347 0156 1255 1821 1024 1421 0918 0729 0918 0408 1821 0538 1346 0012 0074 0012 1421 1421 0729 0285 0918 0347 1672 0538 1421 1346 0074 0285 1421 1672 0285 0285 0856 1421 0472 0918 1346 0285 1672 0472 0918 0792 0012 0667 0285 0156 0918 0219 0285 1346 0012 0856 0219 ...
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
chinese_telegraph
chinese_telegraph
codebook
{ "type": "none", "value": null }
expert
en
700
874
cipher_museum
2.0
public
null
null
joseon-yeokhak-v3-0079
AQOVITAQVBMTTQOMVKMWZAQOQVBQVDWTDMAQVBMZKMXBQWVIVLIVITGAQAWNMTMKBZWVQKKWUUCVQKIBQWVA
AQOVITAQVBMTTQOMVKMWZAQOQVBQVDWTDMAQVBMZKMXBQWVIVLIVITGAQAWNMTMKBZWVQKKWUUCVQKIBQWVA
SIGNALS INTELLIGENCE OR SIGINT INVOLVES INTERCEPTION AND ANALYSIS OF ELECTRONIC COMMUNICATIONS
joseon_yeokhak
joseon_yeokhak
substitution
{ "type": "keyword", "value": "SEOUL" }
beginner
en
84
84
cipher_museum
2.0
public
null
null
caesar-la-061
DQQXLW FRHSWLV QRYXV RUGR VHFORUXP
DQQXLW FRHSWLV QRYXV RUGR VHFORUXP
ANNUIT COEPTIS NOVUS ORDO SECLORUM
caesar
caesar
substitution
{ "type": "shift", "value": 3 }
beginner
la
30
34
cipher_museum
0.2
public
null
null
four-square-v2-0073
UACMMMNGULTQHTLOAOZNMSGSGNITNTUANOTQPAEFEAGIUANFFDQGPIKVGSBTHPIITRUAKFSGCMSOSY
UACMMMNGULTQHTLOAOZNMSGSGNITNTUANOTQPAEFEAGIUANFFDQGPIKVGSBTHPIITRUAKFSGCMSOSY
RECONNOITER THE ENEMY POSITION AND REPORT BACK BEFORE NIGHTFALL WITH A FULL STRENGTH COUNT
four_square
four_square
polygraphic
{ "key1": "PALACE", "key2": "BATTLE" }
advanced
en
78
78
cipher_museum
2.0
public
null
null
adfgx-v3-0349
DFDFAGGFFXDGGDGGFDAXFAFGDDAGDAAGFXDFXGAFDDGAFFXFGDFAAAFGGXXXGFDGAAAFDXGGGGAFFFGDFAAXDGAADAFGAGADGAFGDAGXDAGGDFFGAADFXAGADFGDGAADDFXAAAGGXADDGAFFDGAG
DFDFAGGFFXDGGDGGFDAXFAFGDDAGDAAGFXDFXGAFDDGAFFXFGDFAAAFGGXXXGFDGAAAFDXGGGGAFFFGDFAAXDGAADAFGAGADGAFGDAGXDAGGDFFGAADFXAGADFGDGAADDFXAAAGGXADDGAFFDGAG
GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN
adfgx
adfgx
fractionation
{ "polybius": "DRAGON", "columnar": "THUNDER" }
advanced
en
148
148
cipher_museum
2.0
public
null
null
caesar-v3-0294
FQQ UJWXTSX GTWS TW SFYZWFQNEJI NS YMJ ZSNYJI XYFYJX FWJ HNYNEJSX XZGOJHY YT JVZFQ UWTYJHYNTS
FQQ UJWXTSX GTWS TW SFYZWFQNEJI NS YMJ ZSNYJI XYFYJX FWJ HNYNEJSX XZGOJHY YT JVZFQ UWTYJHYNTS
ALL PERSONS BORN OR NATURALIZED IN THE UNITED STATES ARE CITIZENS SUBJECT TO EQUAL PROTECTION
caesar
caesar
substitution
{ "type": "shift", "value": 5 }
beginner
en
79
93
cipher_museum
2.0
public
null
null
chaocipher-v3-0020
VAMQQPVQXUDH
VAMQQPVQXUDH
GOLD FROM LEAD
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "PALACE" }
advanced
en
12
12
cipher_museum
2.0
public
null
null
chaocipher-v3-0066
VQZNIIIXJWDIBHGELPNGNEAABYNVXSOEXTWTGJYPABGHWWTWEKTPBKIGJJHXTSMDMNIVTCJGFD
VQZNIIIXJWDIBHGELPNGNEAABYNVXSOEXTWTGJYPABGHWWTWEKTPBKIGJJHXTSMDMNIVTCJGFD
GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "PALACE" }
advanced
en
74
74
cipher_museum
2.0
public
null
null
joseon-yeokhak-v3-0266
ESPWTRSEJZFDPPQCZXOTDELYEDELCDWPQEESZDPDFYDESZFDLYODZQJPLCDMPQZCPJZFCMTCES
ESPWTRSEJZFDPPQCZXOTDELYEDELCDWPQEESZDPDFYDESZFDLYODZQJPLCDMPQZCPJZFCMTCES
THE LIGHT YOU SEE FROM DISTANT STARS LEFT THOSE SUNS THOUSANDS OF YEARS BEFORE YOUR BIRTH
joseon_yeokhak
joseon_yeokhak
substitution
{ "type": "keyword", "value": "HANGUL" }
beginner
en
74
74
cipher_museum
2.0
public
null
null
copiale-v3-0174
Q3 B6 G3 H1 C7 P7 H4 Q8 O1 H1 E6 E1 J0 P2 G7 N7 F6 Q2 Q4 C7 N9 I7 G0 L8 Q8 Q4 E5 Y8 A2 G7 A3 O5 A3 M2 R3 P7 F7 I7 E8 N8 N3 G0 H4 F1 O9 N2 D4 R0 K2 O7 Y6 G7 D8 G4 A2 L1 F0 N9 M2 Z4 A2 L1 W1 S7 I1 H1 Q2 L7 A2 N5 O0 L7 V2 L2
Q3 B6 G3 H1 C7 P7 H4 Q8 O1 H1 E6 E1 J0 P2 G7 N7 F6 Q2 Q4 C7 N9 I7 G0 L8 Q8 Q4 E5 Y8 A2 G7 A3 O5 A3 M2 R3 P7 F7 I7 E8 N8 N3 G0 H4 F1 O9 N2 D4 R0 K2 O7 Y6 G7 D8 G4 A2 L1 F0 N9 M2 Z4 A2 L1 W1 S7 I1 H1 Q2 L7 A2 N5 O0 L7 V2 L2
GALILEO POINTED HIS TELESCOPE AT THE HEAVENS AND CONFIRMED THAT THE EARTH ORBITS THE SUN
copiale
copiale
substitution
{ "type": "keyword", "value": "TEMPLE" }
advanced
en
148
221
cipher_museum
2.0
public
null
null
bifid-es-021
NTGMMSQDRHMDNGGAAPBRRMAPWTAGAOUDRFDNCYCPHXIZLDZCXWDO
NTGMMSQDRHMDNGGAAPBRRMAPWTAGAOUDRFDNCYCPHXIZLDZCXWDO
NAVEGAMOS EN UN MAR DE IGNORANCIA HACIA ISLAS DE CONOCIMIENTO
bifid
bifid
fractionation
{ "type": "keyword", "value": "KEYWORD" }
advanced
es
52
52
cipher_museum
0.2
public
null
null
nomenclator-v2-0329
19 21 16 16 12 25 12 09 14 05 19 08 01 22 05 02 05 05 14 03 21 20 18 01 20 09 15 14 19 06 15 18 20 08 18 05 05 04 01 25 19 15 14 12 25 01 23 01 09 20 18 05 19 21 16 16 12 25 15 18 02 18 05 01 11 20 08 18 15 21 07 08 12 09 14 05 19
19 21 16 16 12 25 12 09 14 05 19 08 01 22 05 02 05 05 14 03 21 20 18 01 20 09 15 14 19 06 15 18 20 08 18 05 05 04 01 25 19 15 14 12 25 01 23 01 09 20 18 05 19 21 16 16 12 25 15 18 02 18 05 01 11 20 08 18 15 21 07 08 12 09 14 05 19
SUPPLY LINES HAVE BEEN CUT RATIONS FOR THREE DAYS ONLY AWAIT RESUPPLY OR BREAK THROUGH LINES
nomenclator
nomenclator
nomenclator
{ "type": "seed", "value": "LIBERTY" }
expert
en
154
230
cipher_museum
2.0
public
null
null
cardano-autokey-v3-0348
BXRVDBRCBMALIVFSLW
BXRVDBRCBMALIVFSLW
GRAVITY EXPLAINS ALL
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "VENICE" }
advanced
en
18
18
cipher_museum
2.0
public
null
null
kama-sutra-v3-0144
LSYLFX
LSYLFX
EUREKA
kama_sutra
kama_sutra
substitution
{ "type": "keyword", "value": "VATSYANA" }
intermediate
en
6
6
cipher_museum
2.0
public
null
null
chaocipher-v3-0401
ALPNJYOTDEABPAIGROXZXBGFCELPQOKWKWWVWXSIAQHIHRQMZZEXKJUBGVIVIPKWXEOTEYPULMSVCFHZOXE
ALPNJYOTDEABPAIGROXZXBGFCELPQOKWKWWVWXSIAQHIHRQMZZEXKJUBGVIVIPKWXEOTEYPULMSVCFHZOXE
RSA ENCRYPTION RELIES ON THE MATHEMATICAL DIFFICULTY OF FACTORING THE PRODUCT OF TWO LARGE PRIMES
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "JUSTICE" }
advanced
en
83
83
cipher_museum
2.0
public
null
null
cda-0010160
VVEH BDWN OZNW DUSF FOFR FSOQ VRDG AAHC DCGS QGWC AFVR PSFF ZREG BNGF VCJI VRDS GVSZ SHUA RSOW YE
VVEH BDWN OZNW DUSF FOFR FSOQ VRDG AAHC DCGS QGWC AFVR PSFF ZREG BNGF VCJI VRDS GVSZ SHUA RSOW YE
HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION THE BEST LESSONS SHOW WHERE THE METHOD FAILS
porta
porta
null
{ "key": "KEY" }
medium
en
78
78
synthetic_educational
null
null
[]
cda-0009162
KVSLBFNPRMKQNFSVPGUHEFWVQWLWNKIJQVXJYVSTCTCWGTGECLBFVUBXLSGXJXLZXWVNLDIKIUWBIJCSUXJFEWNEPWEKOLKQZYHLITODTSMOKDOHSVBMRTBGMUJPBUTNUCMVTBIIYEAMXVWPYBJTWTZHFRETVHPCVESXNTYMSETGN
KVSLBFNPRMKQNFSVPGUHEFWVQWLWNKIJQVXJYVSTCTCWGTGECLBFVUBXLSGXJXLZXWVNLDIKIUWBIJCSUXJFEWNEPWEKOLKQZYHLITODTSMOKDOHSVBMRTBGMUJPBUTNUCMVTBIIYEAMXVWPYBJTWTZHFRETVHPCVESXNTYMSETGN
INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS FAIL CLOSED IS A POSTURE NOT A SLOGAN CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING
autokey
autokey
null
{ "primer": "CIPHER" }
hard
en
173
173
synthetic_educational
null
null
[]
vigenere-vf-0003
ELQQYZGWANVIDKVYHEHUPWBFVYK
ELQQYZGWANVIDKVYHEHUPWBFVYK
THE CLOCKMAKER WINDS THE SPRING
vigenere
vigenere
polyalphabetic
{ "type": "keyword", "value": "LEMON" }
intermediate
en
27
27
cipher_museum
2.0
public
null
null
kama-sutra-v2-0250
SEWYX HQWLEEHJLQOL MLYHZLM KYCD MLOYRBWLM JLYDXQ LQHJDX WYXKKHO HQMHOXWLU WIXW LQLDR BXQVLY MHZHUHCQU XYL OCQOLQWYXWLM XW OXEXHU OCQKHYDHQJ WIL MLOLBWHCQ CBLYXWHCQ KCYWHWSML IXU USOOLLMLM
SEWYX HQWLEEHJLQOL MLYHZLM KYCD MLOYRBWLM JLYDXQ LQHJDX WYXKKHO HQMHOXWLU WIXW LQLDR BXQVLY MHZHUHCQU XYL OCQOLQWYXWLM XW OXEXHU OCQKHYDHQJ WIL MLOLBWHCQ CBLYXWHCQ KCYWHWSML IXU USOOLLMLM
ULTRA INTELLIGENCE DERIVED FROM DECRYPTED GERMAN ENIGMA TRAFFIC INDICATES THAT ENEMY PANZER DIVISIONS ARE CONCENTRATED AT CALAIS CONFIRMING THE DECEPTION OPERATION FORTITUDE HAS SUCCEEDED
kama_sutra
kama_sutra
substitution
{ "type": "keyword", "value": "VATSYANA" }
intermediate
en
164
187
cipher_museum
2.0
public
null
null
cda-0016129
13 15 4 5 18 14 5 14 3 18 25 16 20 9 15 14 9 19 14 15 20 2 18 15 11 5 14 2 25 12 5 20 20 5 18 6 18 5 17 21 5 14 3 25 20 8 5 4 5 20 5 3 20 9 22 5 19 20 21 4 9 5 19 16 1 20 20 5 18 14 19 2 5 6 15 18 5 13 1 11 9 14 7 3 12 1 9 13 19 20 8 5 22 9 7 5 14 5 18 5 3 9 16 8 5 18 21 19 5 19 1 18 5 16 5 1 20 9 14 7 11 5 25 23 15 18...
13 15 4 5 18 14 5 14 3 18 25 16 20 9 15 14 9 19 14 15 20 2 18 15 11 5 14 2 25 12 5 20 20 5 18 6 18 5 17 21 5 14 3 25 20 8 5 4 5 20 5 3 20 9 22 5 19 20 21 4 9 5 19 16 1 20 20 5 18 14 19 2 5 6 15 18 5 13 1 11 9 14 7 3 12 1 9 13 19 20 8 5 22 9 7 5 14 5 18 5 3 9 16 8 5 18 21 19 5 19 1 18 5 16 5 1 20 9 14 7 11 5 25 23 15 18...
MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS THE VIGENERE CIPHER USES A REPEATING KEYWORD
aeneas_tacticus
aeneas_tacticus
null
{}
hard
en
127
127
synthetic_educational
null
null
[ "sequential_number_decode", "frequency_analysis" ]
Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26.
lorenz-v2-0564
THELPRDISMYSHEPHERDISHALLNOTWANTHEMAKETHMETOLJEDOWNINGREENPASTURESHELEADETHMEBESIDETHETTILLWATERSHERESTORETHMYSOULHELEADETHMEINSHEPATHSOFRIGHTEOUSNESSFORHISNAMESAKE
THELPRDISMYSHEPHERDISHALLNOTWANTHEMAKETHMETOLJEDOWNINGREENPASTURESHELEADETHMEBESIDETHETTILLWATERSHERESTORETHMYSOULHELEADETHMEINSHEPATHSOFRIGHTEOUSNESSFORHISNAMESAKE
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
lorenz
lorenz
machine
{ "type": "seed", "value": "STURGEON" }
expert
en
164
164
cipher_museum
2.0
public
null
null
fractionated-morse-v2-0414
DABFUDXHPLDVATXFC
DABFUDXHPLDVATXFC
LIBERTY OR DEATH
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
17
17
cipher_museum
2.0
public
null
null
fractionated-morse-261
LCSEAGYEVAOOAYBPOLGBY
LCSEAGYEVAOOAYBPOLGBY
THE BRIDGE IS SECURED
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "CRYPTIC" }
advanced
en
21
21
cipher_museum
0.2
public
null
null
cardano-autokey-v2-0257
TCVVLCPYDYVNPGW
TCVVLCPYDYVNPGW
CAVALRY ADVANCES
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "ROME" }
advanced
en
15
15
cipher_museum
2.0
public
null
null
fialka-v2-0460
AIGIQDVHWIAKPLYQGBTACDFWVDWMNIJROAGBRPBKXIAHYASLVOEDGGYBUNWAGUSUYLOBWJZOBHXEXCNSE
AIGIQDVHWIAKPLYQGBTACDFWVDWMNIJROAGBRPBKXIAHYASLVOEDGGYBUNWAGUSUYLOBWJZOBHXEXCNSE
THOSE WHO CANNOT REMEMBER THE PAST ARE CONDEMNED TO REPEAT IT AS PHILOSOPHER SANTAYANA OBSERVED
fialka
fialka
machine
{ "type": "seed", "value": "SPUTNIK" }
expert
en
81
81
cipher_museum
2.0
public
null
null
chaocipher-v3-0116
VMYRYNQG
VMYRYNQG
DEUS VULT
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "LIBERTY" }
advanced
en
8
8
cipher_museum
2.0
public
null
null
copiale-025
K8 B5 V3 Z7 A3 R8 L1 C9 N2 Z3 K0 D8 L4 T8 U8
K8 B5 V3 Z7 A3 R8 L1 C9 N2 Z3 K0 D8 L4 T8 U8
SILENCE IS GOLDEN
copiale
copiale
substitution
{ "type": "keyword", "value": "COPIALE" }
advanced
en
30
44
cipher_museum
0.2
public
null
null
trithemius-v2-0072
IU KV FJZAMA DZ DRAPYE KBFZJQ YMD CG WLTANPC K QABZ IXRF MI NLBYJ AOF UIRUCM JVW PBIQJ
IU KV FJZAMA DZ DRAPYE KBFZJQ YMD CG WLTANPC K QABZ IXRF MI NLBYJ AOF UIRUCM JVW PBIQJ
IT IS BETTER TO REMAIN SILENT AND BE THOUGHT A FOOL THAN TO SPEAK AND REMOVE ALL DOUBT
trithemius
trithemius
polyalphabetic
{ "type": "none", "value": null }
beginner
en
69
86
cipher_museum
2.0
public
null
null
polybius-v2-0096
51 15 33 34 33 11 42 15 51 15 11 31 15 14 44 23 11 44 33 45 32 15 42 34 45 43 43 34 51 24 15 44 11 22 15 33 44 43 23 11 14 35 15 33 15 44 42 11 44 15 14 44 23 15 23 24 22 23 15 43 44 31 15 51 15 31 43 34 21 44 23 15 45 43 22 34 51 15 42 33 32 15 33 44
51 15 33 34 33 11 42 15 51 15 11 31 15 14 44 23 11 44 33 45 32 15 42 34 45 43 43 34 51 24 15 44 11 22 15 33 44 43 23 11 14 35 15 33 15 44 42 11 44 15 14 44 23 15 23 24 22 23 15 43 44 31 15 51 15 31 43 34 21 44 23 15 45 43 22 34 51 15 42 33 32 15 33 44
VENONA REVEALED THAT NUMEROUS SOVIET AGENTS HAD PENETRATED THE HIGHEST LEVELS OF THE US GOVERNMENT
polybius
polybius
substitution
{ "type": "none", "value": null }
beginner
en
168
251
cipher_museum
2.0
public
null
null
playfair-v3-0549
VFNPGPWUGDELBNNPRAUBKYHQUWVGOBQCTDPQNPIGGPWUGDELAVUCOWSCNFIGDHEVLIGAGPWUGDELGECTDGBZ
VFNPGPWUGDELBNNPRAUBKYHQUWVGOBQCTDPQNPIGGPWUGDELAVUCOWSCNFIGDHEVLIGAGPWUGDELGECTDGBZ
ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF
playfair
playfair
polygraphic
{ "type": "keyword", "value": "JUSTICE" }
intermediate
en
84
84
cipher_museum
2.0
public
null
null
solitaire-v2-0253
OUEWNJYWPJGJ
OUEWNJYWPJGJ
THE DIE IS CAST
solitaire
solitaire
stream
{ "type": "passphrase", "value": "PONTIFEX" }
expert
en
12
12
cipher_museum
2.0
public
null
null
chinese-telegraph-v2-0236
8854 7467 8528 7654 7194 7911 7911 7529 7720 7590 7654 8603 8100 8038 8603 7654 7467 7256 7467 7194 7338 7654 7467 8528 8854 7467 8528 7654 7194 7911 7911 7529 7720 7590 7654 8603 8100 8038 8603 7654 7467 7911 7194 8038 7401 7720 8038 7590 7590 8437 8100 8685 8038 7401 8528 8854 7467 8528 7654 7194 7911 7911 7529 7720 ...
8854 7467 8528 7654 7194 7911 7911 7529 7720 7590 7654 8603 8100 8038 8603 7654 7467 7256 7467 7194 7338 7654 7467 8528 8854 7467 8528 7654 7194 7911 7911 7529 7720 7590 7654 8603 8100 8038 8603 7654 7467 7911 7194 8038 7401 7720 8038 7590 7590 8437 8100 8685 8038 7401 8528 8854 7467 8528 7654 7194 7911 7911 7529 7720 ...
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
chinese_telegraph
chinese_telegraph
codebook
{ "type": "additive", "value": "27182" }
expert
en
544
679
cipher_museum
2.0
public
null
null
two-square-v2-0086
ALCKTUQKNGCKDGMUHKKYELEGKTILQOLTUGEBOMHBUNATRLANUGCHLUKTOLNIFNPDIPHESKPDBOOL
ALCKTUQKNGCKDGMUHKKYELEGKTILQOLTUGEBOMHBUNATRLANUGCHLUKTOLNIFNPDIPHESKPDBOOL
ALAN TURING AND GORDON WELCHMAN BUILT THE BOMBE TO ATTACK THE GERMAN ENIGMA CIPHER MACHINE
two_square
two_square
polygraphic
{ "key1": "PALACE", "key2": "BATTLE" }
advanced
en
76
76
cipher_museum
2.0
public
null
null
enigma-v3-0733
GUFDYVENVLQDFIZR
GUFDYVENVLQDFIZR
SOUND THE TRUMPETS
enigma
enigma
machine
{ "type": "rotor_start", "value": "VWX" }
expert
en
16
16
cipher_museum
2.0
public
null
null
cda-0011062
TETSIAREEILSAITSLKSHENOSFANHRITSEOHDWROGHTITETNFMNATRTUHDEUARONEUTWEYORPNOOSIENXEEVUSTSOAGIHCEROMMSRDTFOSIINPNAATLUHTAIXDCEDPEBRKCMEHCEUAIEDOCUBCOTCTANRTSLOSSNX
TETSIAREEILSAITSLKSHENOSFANHRITSEOHDWROGHTITETNFMNATRTUHDEUARONEUTWEYORPNOOSIENXEEVUSTSOAGIHCEROMMSRDTFOSIINPNAATLUHTAIXDCEDPEBRKCMEHCEUAIEDOCUBCOTCTANRTSLOSSNX
THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS THE ARCHITECTURE SHOULD MAKE MISUSE HARDER DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION A TRANSPARENT TOOL SHOULD SHOW ITS REASONING
scytale
scytale
null
{ "cols": 4 }
hard
en
160
160
synthetic_educational
null
null
[]
confederate-vigenere-v2-0519
CBJRERLFWDTSUPCW
CBJRERLFWDTSUPCW
ABORT AND WITHDRAW
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "CAVALRY" }
intermediate
en
16
16
cipher_museum
2.0
public
null
null