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
chinese-telegraph-v3-0066
0408 0285 0856 0285 1255 0012 0729 1346 0472 0285 1255 0792 0012 0856 0792 0012 1255 0156 0472 0285 0219 1421 0918 1421 0472 0285 1346 0285 0012 1421 0472 1255 0918 1503 0408 0472 0408 0285 0918 1255 0408 0538 0012 0156 1503 1421 1421 0538 0856 0408 0012 1346 0538 1748 1421 1821 0792 0538 0729 0285 1672 0538 0219 0285 ...
0408 0285 0856 0285 1255 0012 0729 1346 0472 0285 1255 0792 0012 0856 0792 0012 1255 0156 0472 0285 0219 1421 0918 1421 0472 0285 1346 0285 0012 1421 0472 1255 0918 1503 0408 0472 0408 0285 0918 1255 0408 0538 0012 0156 1503 1421 1421 0538 0856 0408 0012 1346 0538 1748 1421 1821 0792 0538 0729 0285 1672 0538 0219 0285 ...
GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN
chinese_telegraph
chinese_telegraph
codebook
{ "type": "none", "value": null }
expert
en
296
369
cipher_museum
2.0
public
null
null
argenti-v2-0304
49 11 44 28 77 63 64 23 27 87 38 75 20 63 33 42 87 36 11 44 86 39 46 34 65 41 13 77 49 75 59 28 23 27 11 63 42 77 71 43 28 27 39 33 38 29 16 69 58 11 44 24 77 29 18 71 75 65 33 69 48 27 21 28 42 29 75 20 11 65 28 87
49 11 44 28 77 63 64 23 27 87 38 75 20 63 33 42 87 36 11 44 86 39 46 34 65 41 13 77 49 75 59 28 23 27 11 63 42 77 71 43 28 27 39 33 38 29 16 69 58 11 44 24 77 29 18 71 75 65 33 69 48 27 21 28 42 29 75 20 11 65 28 87
GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA
argenti
argenti
nomenclator
{ "type": "seed", "value": "VATICAN" }
expert
en
144
215
cipher_museum
2.0
public
null
null
nomenclator-v3-0287
19 09 07 14 01 12 19 09 14 20 05 12 12 09 07 05 14 03 05 15 18 19 09 07 09 14 20 09 14 22 15 12 22 05 19 09 14 20 05 18 03 05 16 20 09 15 14 61 01 14 01 12 25 19 09 19 62 05 12 05 03 20 18 15 14 09 03 03 15 13 13 21 14 09 03 01 20 09 15 14 19
19 09 07 14 01 12 19 09 14 20 05 12 12 09 07 05 14 03 05 15 18 19 09 07 09 14 20 09 14 22 15 12 22 05 19 09 14 20 05 18 03 05 16 20 09 15 14 61 01 14 01 12 25 19 09 19 62 05 12 05 03 20 18 15 14 09 03 03 15 13 13 21 14 09 03 01 20 09 15 14 19
SIGNALS INTELLIGENCE OR SIGINT INVOLVES INTERCEPTION AND ANALYSIS OF ELECTRONIC COMMUNICATIONS
nomenclator
nomenclator
nomenclator
{ "type": "seed", "value": "LIBERTY" }
expert
en
162
242
cipher_museum
2.0
public
null
null
nihilist-v2-0067
52 46 88 69 28 36 36 36 75 78 47 46 55 36 68 79 35 29 63 27 56 88 28 37 65 37 59 69 28 27 72 27 78 56 47 37 65 37 59 59 25 57 65 37 56 78 35 37 33 54 76 78 28 58 64 64 56 87 58 26 56 46 88 69 28 38 33 26 59 79 36 37 36 27 55
52 46 88 69 28 36 36 36 75 78 47 46 55 36 68 79 35 29 63 27 56 88 28 37 65 37 59 69 28 27 72 27 78 56 47 37 65 37 59 59 25 57 65 37 56 78 35 37 33 54 76 78 28 58 64 64 56 87 58 26 56 46 88 69 28 38 33 26 59 79 36 37 36 27 55
IN THE BEGINNING GOD CREATED THE HEAVEN AND THE EARTH AND DARKNESS WAS UPON THE FACE OF DEEP
nihilist
nihilist
fractionation
{ "polybius": "PALACE", "keyword": "BATTLE" }
advanced
en
150
224
cipher_museum
2.0
public
null
null
kama-sutra-v3-0335
LOFF XRYF RJNRV
LOFF XRYF RJNRV
FULL SAIL AHEAD
kama_sutra
kama_sutra
substitution
{ "type": "keyword", "value": "WISDOM" }
intermediate
en
13
15
cipher_museum
2.0
public
null
null
trifid-v2-0158
APAEGGAVJ+YSR
APAEGGAVJ+YSR
E PLURIBUS UNUM
trifid
trifid
fractionation
{ "type": "keyword", "value": "FORTRESS" }
advanced
en
13
13
cipher_museum
2.0
public
null
null
cda-0006693
TNHO TKAS OENI TRCE BDET AIEO IETH EEIN EYLP ARRI RHXI LERS OCLS CNSF RTDI TELS LEPI NXXR TRVO TONI DEUI ESXE MGSU GIOY EXXS MDEA RETA NOED MSFC THDE NWUA EXXA TCAP NIFE ECTA
TNHO TKAS OENI TRCE BDET AIEO IETH EEIN EYLP ARRI RHXI LERS OCLS CNSF RTDI TELS LEPI NXXR TRVO TONI DEUI ESXE MGSU GIOY EXXS MDEA RETA NOED MSFC THDE NWUA EXXA TCAP NIFE ECTA
THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH FAIL CLOSED IS A POSTURE NOT A SLOGAN PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH
stager_route
stager_route
null
{ "cols": 10 }
hard
en
140
140
synthetic_educational
null
null
[ "column_count_search", "route_pattern_search" ]
Route (Stager) cipher: write into rectangle, read via alternating column route.
adfgx-v2-0583
DDDFGAGGXXDAGDADAAADDXGXXAXXAGFADAXDGDXXAFAGXDGFXFDDXGGAGGAAXDXAADFFXFXDDADXXGXGDGXFXGFDGADDXFXGDGXAXGFGDAXDXFXADDADADDDAFXDXFAFFAAGDAGAAAGADGADXADFXGXAXGGFDAFAXDFXADGAAFXFFXAXDXGXDFFGDFDGDAADFFAADFXFDDGDFGDAXAGAFAAADDFFGGXGXDDGDXGAGGFAXGXGXGDFGAXAFGGFXAAAXAXAFDGAAAXDFGXDXXXGDDGDFDDDADDXAFXADGGDXFXADD
DDDFGAGGXXDAGDADAAADDXGXXAXXAGFADAXDGDXXAFAGXDGFXFDDXGGAGGAAXDXAADFFXFXDDADXXGXGDGXFXGFDGADDXFXGDGXAXGFGDAXDXFXADDADADDDAFXDXFAFFAAGDAGAAAGADGADXADFXGXAXGGFDAFAXDFXADGAAFXFFXAXDXGXDFFGDFDGDAADFFAADFXFDDGDFGDAXAGAFAAADDFFGGXGXDDGDXGAGGFAXGXGXGDFGAXAFGGFXAAAXAXAFDGAAAXDFGXDXXXGDDGDFDDDADDXAFXADGGDXFXADD
TIMES ARE BAD CHILDREN NO LONGER OBEY THEIR PARENTS AND EVERYONE IS WRITING A BOOK IT SEEMS TO ME THAT THE YOUNG HAVE ALWAYS AND WILL ALWAYS BE AN UNRULY GENERATION FULL OF FOOLISHNESS
adfgx
adfgx
fractionation
{ "polybius": "WISDOM", "columnar": "COURAGE" }
advanced
en
302
302
cipher_museum
2.0
public
null
null
purple-v3-0005
FLNFWDOEMUMVGJSU
FLNFWDOEMUMVGJSU
SOUND THE TRUMPETS
purple
purple
machine
{ "type": "seed", "value": "TOKYO" }
expert
en
16
16
cipher_museum
2.0
public
null
null
alberti-disk-v3-0109
OQNJVNTFAMZQOGZA
OQNJVNTFAMZQOGZA
SOUND THE TRUMPETS
alberti_disk
alberti_disk
disk
{ "type": "integer", "value": 5 }
expert
en
16
16
cipher_museum
2.0
public
null
null
adfgvx-227
GADAAAGAAADFAAAGADFGFXFVFFADDFDXDAGFDDAXDVXXFAGADGFFFFVAFDAFDXDADAAAGAAAGFGAFAAFAFAGADDAADFFAAGADG
GADAAAGAAADFAAAGADFGFXFVFFADDFDXDAGFDDAXDVXXFAGADGFFFFVAFDAFDXDADAAAGAAAGFGAFAAFAFAGADDAADFFAAGADG
VENI VIDI VICI I CAME I SAW I CONQUERED ALL IN A SINGLE BATTLE
adfgvx
adfgvx
fractionation
{ "polybius": "ENIGMA", "columnar": "CRYPTO" }
advanced
en
98
98
cipher_museum
0.2
public
null
null
cda-0017909
DZEH / GAH / GAH / A-KHA / GAH / MOASI / A-KHA / GAH / GAH / DZEH / MOASI / THAN-ZIE / TKIN / A-KHA / TSAH / WOL-LA-CHEE / TSAH / BE / BE / DZEH / THAN-ZIE / DZEH / MOASI / THAN-ZIE / TKIN / A-KHA / TSAH / WOL-LA...
DZEH / GAH / GAH / A-KHA / GAH / MOASI / A-KHA / GAH / GAH / DZEH / MOASI / THAN-ZIE / TKIN / A-KHA / TSAH / WOL-LA-CHEE / TSAH / BE / BE / DZEH / THAN-ZIE / DZEH / MOASI / THAN-ZIE / TKIN / A-KHA / TSAH / WOL-LA...
ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS A TRANSPARENT TOOL SHOULD SHOW ITS REASONING THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES
navajo_code
navajo_code
null
{}
hard
en
189
189
synthetic_educational
null
null
[ "codebook_frequency", "word_list_attack" ]
Navajo Code Talker cipher: Navajo words represent English letters.
stager-route-v2-0295
BENSDFSDSREOTTLOHEUVILDEUROIOTYFOUISTUWISISWHEANTTHAERS
BENSDFSDSREOTTLOHEUVILDEUROIOTYFOUISTUWISISWHEANTTHAERS
BREVITY IS THE SOUL OF WIT AND TEDIOUSNESS THE OUTWARD FLOURISHES
stager_route
stager_route
transposition
{ "type": "integer", "value": 11 }
expert
en
55
55
cipher_museum
2.0
public
null
null
nihilist-116
35 37 53 64 27 66 72 67 57 52 36 26 56 57 35 82 47 36 52 40
35 37 53 64 27 66 72 67 57 52 36 26 56 57 35 82 47 36 52 40
RENDEZVOUS AT MIDNIGHT
nihilist
nihilist
fractionation
{ "polybius": "SECRET", "keyword": "AGENTS" }
advanced
en
40
59
cipher_museum
0.2
public
null
null
joseon-yeokhak-v2-0239
USBHZSASBAOMQFMDSOQSDSOQSPIHHVSFSWGBCDSOQSHVSKOFWGOQHIOZZMPSUIBHVSBSLHUOZSHVOHGKSSDGTFCAHVSBCFHVKWZZPFWBUHCCIFSOFGHVSQZOGVCTFSGCIBRWBUOFAGCIFPFSHVFSBOFSOZFSORMWBHVSTWSZR
USBHZSASBAOMQFMDSOQSDSOQSPIHHVSFSWGBCDSOQSHVSKOFWGOQHIOZZMPSUIBHVSBSLHUOZSHVOHGKSSDGTFCAHVSBCFHVKWZZPFWBUHCCIFSOFGHVSQZOGVCTFSGCIBRWBUOFAGCIFPFSHVFSBOFSOZFSORMWBHVSTWSZR
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
joseon_yeokhak
joseon_yeokhak
substitution
{ "type": "keyword", "value": "JOSEON" }
beginner
en
169
169
cipher_museum
2.0
public
null
null
chinese-telegraph-v3-0096
1503 0729 1421 1255 0012 0538 0856 1421 0285 0729 0729 0538 0408 0285 0856 0156 0285 0347 1255 0918 0792 0074 0729 0285 1421 0156 0472 0729 0285 1821 1024 0012 1255 0667 0408 0012 1599 0285 1421 0472 0285 0012 0729 0729 0538 0285 1346 0012 0856 0285 0856 0918 1255 0792 0918 1503 1346 0012 0219 1599 0012 0856 1421 0012 ...
1503 0729 1421 1255 0012 0538 0856 1421 0285 0729 0729 0538 0408 0285 0856 0156 0285 0347 1255 0918 0792 0074 0729 0285 1421 0156 0472 0729 0285 1821 1024 0012 1255 0667 0408 0012 1599 0285 1421 0472 0285 0012 0729 0729 0538 0285 1346 0012 0856 0285 0856 0918 1255 0792 0918 1503 1346 0012 0219 1599 0012 0856 1421 0012 ...
ULTRA INTELLIGENCE FROM BLETCHLEY PARK GAVE THE ALLIES AN ENORMOUS ADVANTAGE IN WORLD WAR TWO BY REVEALING GERMAN INTENTIONS BEFORE OPERATIONS BEGAN BUT THE SOURCE HAD TO BE PROTECTED AT ALL COSTS
chinese_telegraph
chinese_telegraph
codebook
{ "type": "none", "value": null }
expert
en
660
824
cipher_museum
2.0
public
null
null
wheatstone-v2-0301
SDAOUBHESYLNJAPIYEQKLSQSPBEKATESTPLMMASDBQSDACAKSHAPBEKNPLJDABVAKBRLVA
SDAOUBHESYLNJAPIYEQKLSQSPBEKATESTPLMMASDBQSDACAKSHAPBEKNPLJDABVAKBRLVA
THE QUALITY OF MERCY IS NOT STRAINED IT DROPPETH AS THE GENTLE RAIN FROM HEAVEN ABOVE
wheatstone
wheatstone
polygraphic
{ "type": "keyword", "value": "BRITAIN" }
advanced
en
70
70
cipher_museum
2.0
public
null
null
m209-v3-0145
KWAMYRYYMAOVKKFOKRWJL
KWAMYRYYMAOVKKFOKRWJL
THE TELEGRAPH TRANSMITS
m209
m209
machine
{ "type": "seed", "value": "FREEDOM" }
expert
en
21
21
cipher_museum
2.0
public
null
null
cda-0019105
again track below along shore hours early north clear order depot eight south broad years radio enemy value enemy radio swift inner notes guide turns
again track below along shore hours early north clear order depot eight south broad years radio enemy value enemy radio swift inner notes guide turns
ATBASH ENCODES BY REVERSING THE ALPHABET
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.
geez-monastic-096
PSSXFOEKISQTPTXPAOPCQPSSXFOJOCPCQEKJOCJOIOSBMSPBOIT
PSSXFOEKISQTPTXPAOPCQPSSXFOJOCPCQEKJOCJOIOSBMSPBOIT
ALL THE WORLDS A STAGE AND ALL THE MEN AND WOMEN MERELY PLAYERS
geez_monastic
geez_monastic
substitution
{ "type": "keyword", "value": "CIPHER" }
advanced
en
51
51
cipher_museum
0.2
public
null
null
adfgx-v2-0017
GXXDFFFAAAADAGDFFXFDDFGAAXFDGDFFXDFGXX
GXXDFFFAAAADAGDFFXFDDFGAAXFDGDFFXDFGXX
CODED MESSAGE FOLLOWS
adfgx
adfgx
fractionation
{ "polybius": "PALACE", "columnar": "BATTLE" }
advanced
en
38
38
cipher_museum
2.0
public
null
null
kryptos-217
VTZZPFKTEZFOEQTRKWQAHXVBGPCUKEFVAIKDCPHAFP
VTZZPFKTEZFOEQTRKWQAHXVBGPCUKEFVAIKDCPHAFP
GIVE ME LIBERTY OR GIVE ME DEATH SAID PATRICK HENRY
kryptos
kryptos
polyalphabetic
{ "type": "keyword", "value": "CIPHER" }
advanced
en
42
42
cipher_museum
0.2
public
null
null
adfgx-v2-0378
DFDGADGAAXFXAAFADAFXAFADXG
DFDGADGAAXFXAAFADAFXAFADXG
HONOR ABOVE ALL
adfgx
adfgx
fractionation
{ "polybius": "DRAGON", "columnar": "THUNDER" }
advanced
en
26
26
cipher_museum
2.0
public
null
null
chinese-telegraph-v2-0112
0012 0729 0729 1672 0012 1255 0347 0012 1255 0285 0538 1346 0074 0012 1346 0285 0219 0918 0856 0219 0285 0156 0285 1024 1421 0538 0918 0856 0472 0285 0856 0156 0285 1672 0472 0285 0856 0012 0074 0729 0285 1421 0918 0012 1421 1421 0012 0156 0667 1672 0285 0792 1503 1346 1421 1346 0285 0285 0792 1503 0856 0012 0074 0729 ...
0012 0729 0729 1672 0012 1255 0347 0012 1255 0285 0538 1346 0074 0012 1346 0285 0219 0918 0856 0219 0285 0156 0285 1024 1421 0538 0918 0856 0472 0285 0856 0156 0285 1672 0472 0285 0856 0012 0074 0729 0285 1421 0918 0012 1421 1421 0012 0156 0667 1672 0285 0792 1503 1346 1421 1346 0285 0285 0792 1503 0856 0012 0074 0729 ...
ALL WARFARE IS BASED ON DECEPTION HENCE WHEN ABLE TO ATTACK WE MUST SEEM UNABLE WHEN USING OUR FORCES WE MUST SEEM INACTIVE WHEN WE ARE NEAR WE MUST MAKE THE ENEMY BELIEVE WE ARE FAR AWAY
chinese_telegraph
chinese_telegraph
codebook
{ "type": "none", "value": null }
expert
en
604
754
cipher_museum
2.0
public
null
null
vic-v3-0355
908228549224054862958389908221449040685852928385791908390838990822854922408144390826905492289908229341853
908228549224054862958389908221449040685852928385791908390838990822854922408144390826905492289908229341853
THE LOVE OF MONEY IS THE ROOT OF ALL EVIL BUT IT IS THE LOVE OF GOOD THAT MOVES THE WORLD
vic
vic
substitution
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
105
105
cipher_museum
2.0
public
null
null
cda-0013714
HIWTCVYGLMVXQSLRTIPQDCHUWUOZVUCSQMWXRTWTMMOQHRGMGNZPPXJMECOAFLWWXQVLRVVRCEBSXUGYXKKWYDIEYGVJLIUHWR
HIWTCVYGLMVXQSLRTIPQDCHUWUOZVUCSQMWXRTWTMMOQHRGMGNZPPXJMECOAFLWWXQVLRVVRCEBSXUGYXKKWYDIEYGVJLIUHWR
OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF CERTAINLY
running_key
running_key
null
{}
hard
en
98
98
synthetic_educational
null
null
[ "index_of_coincidence", "probable_plaintext" ]
Running-key cipher: Vigenère with a very long key (e.g. a book passage).
slidex-v2-0326
CXBIQITIYPVZNORZQXADIFAXUQGIYQCXUBVZSIFOKQSJCXTHRNNFSLNBAXLFMDMUVJCXBQMMBIKRYA
CXBIQITIYPVZNORZQXADIFAXUQGIYQCXUBVZSIFOKQSJCXTHRNNFSLNBAXLFMDMUVJCXBQMMBIKRYA
RECONNOITER THE ENEMY POSITION AND REPORT BACK BEFORE NIGHTFALL WITH A FULL STRENGTH COUNT
slidex
slidex
transposition
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
78
78
cipher_museum
2.0
public
null
null
great-cipher-179
116 150 178 115 167 170 174 112 110 181 122 147 139 157 114 128 163 105 108 158 115 116 175 105 127 165 147 112 107 136 105 135 121 167 132 167 150 131 103 127 154 121 107 103 147 155 178 115 123 107 101 167 165 105 168 163 115 178 180 148 155 137 158 147 101 112 161 180 104 156 111 165 130 145 115 156 167 148 117 180 ...
116 150 178 115 167 170 174 112 110 181 122 147 139 157 114 128 163 105 108 158 115 116 175 105 127 165 147 112 107 136 105 135 121 167 132 167 150 131 103 127 154 121 107 103 147 155 178 115 123 107 101 167 165 105 168 163 115 178 180 148 155 137 158 147 101 112 161 180 104 156 111 165 130 145 115 156 167 148 117 180 ...
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
great_cipher
great_cipher
nomenclator
{ "type": "seed", "value": "SECRET" }
expert
en
321
427
cipher_museum
0.2
public
null
null
four-square-v2-0120
CKKFPCLNALBZ
CKKFPCLNALBZ
HOLD THE LINE
four_square
four_square
polygraphic
{ "key1": "LIBERTY", "key2": "FREEDOM" }
advanced
en
12
12
cipher_museum
2.0
public
null
null
m94-v2-0122
UYOKDFKBWEZVGC
UYOKDFKBWEZVGC
COVER MY RETREAT
m94
m94
machine
{ "type": "seed", "value": "FREEDOM" }
expert
en
14
14
cipher_museum
2.0
public
null
null
adfgx-v2-0574
AXFXDDAFFDGXADXFFXFAFXGAAXAFFFGFAFFDXXGAFFFGFFADAGXDDGADDAXFDAGFXGXFDAFFADAGGAFXFADGAFFFGXADGADAGXAGAXGXDDAXFDAFGXGAFFDGXDFFXFAFGFAAFFFGAAAGFDADAGXAFFXDAGGADAGXDFDDAXFDGGAXFDAFDFAFGXAXFDDXDDDGGGXFDAFDXAXFXDAFXAFFDGXFDGXDFFXFAFXAXXFDXDDAXFXDXFDAFGAAGAXFDDXDDDGAFFDGXFXFXAGD
AXFXDDAFFDGXADXFFXFAFXGAAXAFFFGFAFFDXXGAFFFGFFADAGXDDGADDAXFDAGFXGXFDAFFADAGGAFXFADGAFFFGXADGADAGXAGAXGXDDAXFDAFGXGAFFDGXDFFXFAFGFAAFFFGAAAGFDADAGXAFFXDAGGADAGXDFDDAXFDGGAXFDAFDFAFGXAXFDDXDDDGGGXFDAFDXAXFXDAFXAFFDGXFDGXDFFXFAFXAXXFDXDDAXFXDXFDAFGAAGAXFDDXDDDGAFFDGXFXFXAGD
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
adfgx
adfgx
fractionation
{ "polybius": "WISDOM", "columnar": "COURAGE" }
advanced
en
272
272
cipher_museum
2.0
public
null
null
affine-v2-0117
MVY P HT WLYZBHKLK AOHA ULPAOLY KLHAO UVY SPML UVY HUNLSZ UVY WYPUJPWHSPAPLZ UVY WVDLYZ UVY AOPUNZ WYLZLUA UVY AOPUNZ AV JVTL UVY OLPNOA UVY KLWAO UVY HUF VAOLY JYLHABYL ZOHSS IL HISL AV ZLWHYHAL BZ MYVT AOL SVCL VM NVK
MVY P HT WLYZBHKLK AOHA ULPAOLY KLHAO UVY SPML UVY HUNLSZ UVY WYPUJPWHSPAPLZ UVY WVDLYZ UVY AOPUNZ WYLZLUA UVY AOPUNZ AV JVTL UVY OLPNOA UVY KLWAO UVY HUF VAOLY JYLHABYL ZOHSS IL HISL AV ZLWHYHAL BZ MYVT AOL SVCL VM NVK
FOR I AM PERSUADED THAT NEITHER DEATH NOR LIFE NOR ANGELS NOR PRINCIPALITIES NOR POWERS NOR THINGS PRESENT NOR THINGS TO COME NOR HEIGHT NOR DEPTH NOR ANY OTHER CREATURE SHALL BE ABLE TO SEPARATE US FROM THE LOVE OF GOD
affine
affine
substitution
{ "a": 1, "b": 7 }
beginner
en
179
219
cipher_museum
2.0
public
null
null
lorenz-v3-0183
ALLPERSONSBORNORNATURALKZEDINTHEUNITEDSTATESARECITIZENQSUBJECTTOEQUALPROTECTION
ALLPERSONSBORNORNATURALKZEDINTHEUNITEDSTATESARECITIZENQSUBJECTTOEQUALPROTECTION
ALL PERSONS BORN OR NATURALIZED IN THE UNITED STATES ARE CITIZENS SUBJECT TO EQUAL PROTECTION
lorenz
lorenz
machine
{ "type": "seed", "value": "FISH" }
expert
en
79
79
cipher_museum
2.0
public
null
null
trifid-v3-0009
SPQHEYUNRDPSCAKR
SPQHEYUNRDPSCAKR
RENDER UNTO CAESAR
trifid
trifid
fractionation
{ "type": "keyword", "value": "PALACE" }
advanced
en
16
16
cipher_museum
2.0
public
null
null
typex-v2-0448
GGUDVJZDDVKNVTDFPAZLPXYJMWPOROKFNOKKWNWJAIAOONFDLROMSUACDJABEDGDGSKUKAD
GGUDVJZDDVKNVTDFPAZLPXYJMWPOROKFNOKKWNWJAIAOONFDLROMSUACDJABEDGDGSKUKAD
QUOTH THE RAVEN NEVERMORE THE BIRD SAT ON THE BUST OF PALLAS JUST ABOVE MY CHAMBER DOOR
typex
typex
machine
{ "type": "keyword", "value": "WINSTON" }
expert
en
71
71
cipher_museum
2.0
public
null
null
cda-0012537
845 802 859 857 813 852 839 999 868 843 852 811 855 999 823 812 834 847 999 805 851 813 802 830 999 838 843 840 843 801 834 845 823 801 804 814 859 826 806 999 856 862 805 854 858 824 857 860 858 825 842 840 999
845 802 859 857 813 852 839 999 868 843 852 811 855 999 823 812 834 847 999 805 851 813 802 830 999 838 843 840 843 801 834 845 823 801 804 814 859 826 806 999 856 862 805 854 858 824 857 860 858 825 842 840 999
PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION
culper_ring
culper_ring
null
{}
medium
en
47
47
synthetic_educational
null
null
[ "codebook_frequency", "number_range_analysis" ]
Culper Ring code: Washington's three-digit codebook numbers (800–999 range).
autokey-v2-0682
ZVVYDPSMVNRKHLYKAXXUVAVKCFHMOVRWHLVGMYMBVVILEWRSGMFSFKAXXFXFIDKXLGHBVUIT
ZVVYDPSMVNRKHLYKAXXUVAVKCFHMOVRWHLVGMYMBVVILEWRSGMFSFKAXXFXFIDKXLGHBVUIT
GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA
autokey
autokey
polyalphabetic
{ "type": "keyword", "value": "TRIUMPH" }
intermediate
en
72
72
cipher_museum
2.0
public
null
null
copiale-170
Q2 M9 L3 D5 O7 P5 C1 I8 P0 D5 O7 Q3 T2 E9 I8 G8 R2 K7 D2 I0 R2 T1 P1 K1 N0 U2 A9 O2 L4 E4 Q4 M1 Q4 R1 D7 Y7 Q2 A0 K7 L6 Q3 W1 N2 T2 J1 Q3 N1 B1 C1 M5 B7 C3 A0 P5 N8
Q2 M9 L3 D5 O7 P5 C1 I8 P0 D5 O7 Q3 T2 E9 I8 G8 R2 K7 D2 I0 R2 T1 P1 K1 N0 U2 A9 O2 L4 E4 Q4 M1 Q4 R1 D7 Y7 Q2 A0 K7 L6 Q3 W1 N2 T2 J1 Q3 N1 B1 C1 M5 B7 C3 A0 P5 N8
THE ART OF WAR IS OF VITAL IMPORTANCE TO THE STATE IT IS LIFE OR DEATH
copiale
copiale
substitution
{ "type": "keyword", "value": "SECRET" }
advanced
en
110
164
cipher_museum
0.2
public
null
null
fractionated-morse-219
UDLEXUVTUCNUWNIMXMCVSKRSGRVVDQSDMRCNUTAQSKVCNIDWNOEX
UDLEXUVTUCNUWNIMXMCVSKRSGRVVDQSDMRCNUTAQSKVCNIDWNOEX
FORTUNE FAVORS THE BOLD AND THE BRAVE WHO DARE TO ACT
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "MUSEUM" }
advanced
en
52
52
cipher_museum
0.2
public
null
null
nomenclator-v2-0039
20 15 18 16 05 04 15 01 23 01 25 01 12 12 08 01 14 04 19 02 18 01 03 05
20 15 18 16 05 04 15 01 23 01 25 01 12 12 08 01 14 04 19 02 18 01 03 05
TORPEDO AWAY ALL HANDS BRACE
nomenclator
nomenclator
nomenclator
{ "type": "none", "value": null }
expert
en
48
71
cipher_museum
2.0
public
null
null
wheatstone-v2-0197
FTWLSTEAOASTMBTFJASFTWLSLKLCAMBWFSDMJLKDLKLCAMBUTTARBMMIFSEKASS
FTWLSTEAOASTMBTFJASFTWLSLKLCAMBWFSDMJLKDLKLCAMBUTTARBMMIFSEKASS
IT WAS THE BEST OF TIMES IT WAS AN AGE OF WISDOM AND AN AGE OF UTTER FOOLISHNESS
wheatstone
wheatstone
polygraphic
{ "type": "keyword", "value": "LONDON" }
advanced
en
63
63
cipher_museum
2.0
public
null
null
trifid-v2-0240
TOLFDPFIFTCEESP+SNIGBRSTSWSDIF+OWEJFNOTGCGFEVNCIOONVKRDEDDINMDCFSTV+EDSALYOTODCVEQXIIFNCMGDDKPIOAMMIRDIJUJAGOTNRJJTSOCIAOJMLI+C+ULKOEHNGVHDOOODDKFRIHMDDZPJFOOHV
TOLFDPFIFTCEESP+SNIGBRSTSWSDIF+OWEJFNOTGCGFEVNCIOONVKRDEDDINMDCFSTV+EDSALYOTODCVEQXIIFNCMGDDKPIOAMMIRDIJUJAGOTNRJJTSOCIAOJMLI+C+ULKOEHNGVHDOOODDKFRIHMDDZPJFOOHV
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
trifid
trifid
fractionation
{ "type": "keyword", "value": "FORTRESS" }
advanced
en
160
160
cipher_museum
2.0
public
null
null
cda-0016312
shal chor qokal rcheol shal okain ypchol daral qokeedy okal choldaiin ytedy shedy cheol qokeedy qotedy sheol shedy rcheol qokeedy shal okshy qotedy raiin ypchol okedy ytaiin shor chol chedy kaiiin qokeedy okain dainy shor otaiin lkaiin sharal qotedy daral raiin lkaiin otain rcheol qotedy chedal okedy ytedy qokedy ytaii...
shal chor qokal rcheol shal okain ypchol daral qokeedy okal choldaiin ytedy shedy cheol qokeedy qotedy sheol shedy rcheol qokeedy shal okshy qotedy raiin ypchol okedy ytaiin shor chol chedy kaiiin qokeedy okain dainy shor otaiin lkaiin sharal qotedy daral raiin lkaiin otain rcheol qotedy chedal okedy ytedy qokedy ytaii...
HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES
voynich_render
voynich_render
null
{}
hard
en
304
304
synthetic_educational
null
null
[ "statistical_analysis", "unsolved" ]
Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output.
caesar-v3-0052
EP OPU HP HFOUMF JOUP UIBU HPPE OJHIU PME BHF TIPVME CVSO BOE SBWF BU DMPTF PG EBZ SBHF SBHF
EP OPU HP HFOUMF JOUP UIBU HPPE OJHIU PME BHF TIPVME CVSO BOE SBWF BU DMPTF PG EBZ SBHF SBHF
DO NOT GO GENTLE INTO THAT GOOD NIGHT OLD AGE SHOULD BURN AND RAVE AT CLOSE OF DAY RAGE RAGE
caesar
caesar
substitution
{ "type": "shift", "value": 1 }
beginner
en
73
92
cipher_museum
2.0
public
null
null
one-time-pad-v3-0107
JDIGKGHBWCGHUJYZLRLMDGNBYX
JDIGKGHBWCGHUJYZLRLMDGNBYX
THE PRINTING PRESS CHANGES ALL
one_time_pad
one_time_pad
stream
{ "type": "pad", "value": "QWERTY (repeating)" }
expert
en
26
26
cipher_museum
2.0
public
null
null
chinese-telegraph-v2-0304
4550 4427 4998 4427 5397 4154 4871 4550 5397 4154 4998 5563 4614 4154 5488 5563 4154 4809 4427 4998 5741 4680 4298 4809 5488 4216 5645 5397 4550 5563 4614 4427 4550 5397 4427 4154 5563 5397 4680 5741 4427 5397 4680 5488 4998 5060 5814 5060 5166 4427 4998 4489 5397 5060 4934 4680 5563 5488 5488 5060 5645 5397 4298 4427 ...
4550 4427 4998 4427 5397 4154 4871 4550 5397 4154 4998 5563 4614 4154 5488 5563 4154 4809 4427 4998 5741 4680 4298 4809 5488 4216 5645 5397 4550 5563 4614 4427 4550 5397 4427 4154 5563 5397 4680 5741 4427 5397 4680 5488 4998 5060 5814 5060 5166 4427 4998 4489 5397 5060 4934 4680 5563 5488 5488 5060 5645 5397 4298 4427 ...
GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA
chinese_telegraph
chinese_telegraph
codebook
{ "type": "additive", "value": "14142" }
expert
en
288
359
cipher_museum
2.0
public
null
null
m94-v3-0134
ZKINVSBBWJPDOVFIHIPTVG
ZKINVSBBWJPDOVFIHIPTVG
MESSAGE RECEIVED CLEARLY
m94
m94
machine
{ "type": "seed", "value": "FREEDOM" }
expert
en
22
22
cipher_museum
2.0
public
null
null
kl7-v3-0352
YRZFMF
YRZFMF
EUREKA
kl7
kl7
machine
{ "type": "seed", "value": "ALLIANCE" }
expert
en
6
6
cipher_museum
2.0
public
null
null
kryptos-v3-0001
DYMISTIOMXFPFLFDJJ
DYMISTIOMXFPFLFDJJ
THE ORACLE HAS SPOKEN
kryptos
kryptos
polyalphabetic
{ "type": "keyword", "value": "SHADOW" }
advanced
en
18
18
cipher_museum
2.0
public
null
null
wallis-cipher-v3-0003
90 63 42 76 56 91 90 45 81 24 91 90 34 89 55 91 90 59 49 33 60 10 91 90 28 85 91 90 42 34 54 91 90 82 87 86 91
90 63 42 76 56 91 90 45 81 24 91 90 34 89 55 91 90 59 49 33 60 10 91 90 28 85 91 90 42 34 54 91 90 82 87 86 91
ROME WAS NOT BUILT IN ONE DAY
wallis_cipher
wallis_cipher
nomenclator
{ "type": "seed", "value": "OXFORD" }
expert
en
74
110
cipher_museum
2.0
public
null
null
hist-mary-scots-1586-001
⊕⊗∂ΠΞℜ∞≈ ΔΘΩ ∑
⊕⊗∂ΠΞℜ∞≈ ΔΘΩ ∑
THE SIX GENTLEMEN SHALL UNDERTAKE THE TRAGICAL EXECUTION
babington
babington
substitution
{ "symbols": 23, "nulls": true, "codewords": true }
expert
en
12
14
cipher_museum
0.2
public
null
null
bifid-v3-0158
ROSRFRFEAMIAFSGFAWCAOFVFGERTANACBROFOKDHQZSEQMLGWTZNLZCODNTSXRTQAVAYSWYLTCD
ROSRFRFEAMIAFSGFAWCAOFVFGERTANACBROFOKDHQZSEQMLGWTZNLZCODNTSXRTQAVAYSWYLTCD
THE BATTLE OF GETTYSBURG LASTED THREE DAYS AND COST OVER FIFTY THOUSAND CASUALTIES TOTAL
bifid
bifid
fractionation
{ "type": "keyword", "value": "FORTRESS" }
advanced
en
75
75
cipher_museum
2.0
public
null
null
sigaba-v2-0183
TPHMSTWMKTMGMDPPRLIPIIKESPOSPZAOFUWVIHYXRVXKMJMQJAGTWXGHTFPFKKHBWNYHTCR
TPHMSTWMKTMGMDPPRLIPIIKESPOSPZAOFUWVIHYXRVXKMJMQJAGTWXGHTFPFKKHBWNYHTCR
WITH MALICE TOWARD NONE WITH CHARITY FOR ALL LET US BIND UP THE NATIONS WOUNDS AND HEAL
sigaba
sigaba
machine
{ "type": "seed", "value": "ARMY" }
expert
en
71
71
cipher_museum
2.0
public
null
null
cda-0015279
THAN-ZIE / LIN / DZEH / A-KEH-DI-GLINI / TKIN / AH-JAH / DZEH / TSAH / DZEH / GAH / DZEH / MOASI / TKIN / CLA-GI-AIH / LIN / DZEH / GAH / NO-DA-IH / DIBEH / DZEH / DIBEH / WOL-LA-CHEE / GAH / DZEH / CLA-GI-AIH / DZEH /...
THAN-ZIE / LIN / DZEH / A-KEH-DI-GLINI / TKIN / AH-JAH / DZEH / TSAH / DZEH / GAH / DZEH / MOASI / TKIN / CLA-GI-AIH / LIN / DZEH / GAH / NO-DA-IH / DIBEH / DZEH / DIBEH / WOL-LA-CHEE / GAH / DZEH / CLA-GI-AIH / DZEH /...
THE VIGENERE CIPHER USES A REPEATING KEYWORD THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN EVERY SYSTEM NEEDS AN HONEST THREAT MODEL
navajo_code
navajo_code
null
{}
hard
en
202
202
synthetic_educational
null
null
[ "codebook_frequency", "word_list_attack" ]
Navajo Code Talker cipher: Navajo words represent English letters.
cda-0013099
DAII NCHO LYTA IINO TAII NOTO LSHO RSHA IINS HAII NQOT EDYK AIII NSHA LDAI NYQO KEDY YPCH OLOT AINC HEDY OROR OKSH YDAI NYOK ALCH EDAL LKAI INSH EDYO XEDO KEED YOTA IINS HAII NCHE OL
DAII NCHO LYTA IINO TAII NOTO LSHO RSHA IINS HAII NQOT EDYK AIII NSHA LDAI NYQO KEDY YPCH OLOT AINC HEDY OROR OKSH YDAI NYOK ALCH EDAL LKAI INSH EDYO XEDO KEED YOTA IINS HAII NCHE OL
ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER
voynich_render
voynich_render
null
{}
hard
en
146
146
synthetic_educational
null
null
[ "statistical_analysis", "unsolved" ]
Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output.
solitaire-v3-0134
XFGAVOWANXTUPRFBXNZXJTJSEIDGA
XFGAVOWANXTUPRFBXNZXJTJSEIDGA
TAXATION WITHOUT REPRESENTATION
solitaire
solitaire
stream
{ "type": "passphrase", "value": "SCHNEIER" }
expert
en
29
29
cipher_museum
2.0
public
null
null
alberti-disk-v3-0317
BMCOHCJSXYDMBRDX
BMCOHCJSXYDMBRDX
SOUND THE TRUMPETS
alberti_disk
alberti_disk
disk
{ "type": "integer", "value": 10 }
expert
en
16
16
cipher_museum
2.0
public
null
null
cda-0021153
K r· L ¬ Γ· ⌐· Γ· Γ r Γ· ┐· r· L ┌· r ┘· ┌ ¬ Γ· ─ L X ⌐ ┐· ┘· └ ⌒· ¬ Γ· X· X X └· X· ⌐ ┌· L ⌒ Γ· K r· K ┌· ⌐ ─ X ┐· ┘· X Γ· K Γ· ┘· ─ K ┌· ⌐ ─ X ┐· ┘· X Γ· K Γ· ┘· ─ r Γ· ┐· r· L ┌· X ┌· L ⌐ ┌· ┌· ⌐ ─ ¬· L └ L K K L ┌· X ⌒ Γ· K r· ┘· X· K X X· ¬ X K Γ· K X· K Γ· ┘· ─ Γ· ─ Γ L ⌣ ┘· ⌐· r ┘· Γ· ─ r Γ· Γ L ─ r L ┌ L ⌐ X X·...
K r· L ¬ Γ· ⌐· Γ· Γ r Γ· ┐· r· L ┌· r ┘· ┌ ¬ Γ· ─ L X ⌐ ┐· ┘· └ ⌒· ¬ Γ· X· X X └· X· ⌐ ┌· L ⌒ Γ· K r· K ┌· ⌐ ─ X ┐· ┘· X Γ· K Γ· ┘· ─ K ┌· ⌐ ─ X ┐· ┘· X Γ· K Γ· ┘· ─ r Γ· ┐· r· L ┌· X ┌· L ⌐ ┌· ┌· ⌐ ─ ¬· L └ L K K L ┌· X ⌒ Γ· K r· ┘· X· K X X· ¬ X K Γ· K X· K Γ· ┘· ─ Γ· ─ Γ L ⌣ ┘· ⌐· r ┘· Γ· ─ r Γ· Γ L ─ r L ┌ L ⌐ X X·...
THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE CERTAINLY
pigpen
pigpen
null
{}
hard
en
91
91
synthetic_educational
null
null
[ "symbol_frequency", "grid_position_decode" ]
Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids.
confederate-vigenere-120
EZNWXRPIAFWZUQHALVCZIVJSTMPRMEIKDKIJYQIOSLVBWLOVAICKMKJIHIIVPXGHGKKKTKJFTIHSSEIIHALVTMWHZVDMTUGFFMHASSTMPRXYGPXZXFTGDMGIAXIVPFIGXZESCBISIFHEXAW
EZNWXRPIAFWZUQHALVCZIVJSTMPRMEIKDKIJYQIOSLVBWLOVAICKMKJIHIIVPXGHGKKKTKJFTIHSSEIIHALVTMWHZVDMTUGFFMHASSTMPRXYGPXZXFTGDMGIAXIVPFIGXZESCBISIFHEXAW
CRYPTANALYSIS IS THE ART OF BREAKING CODES WITHOUT THE KEY AND IT HAS BEEN PRACTICED FOR AS LONG AS THERE HAVE BEEN CODES TO BREAK THE HISTORY OF CRYPTOLOGY IS A BATTLE OF WITS
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "CIPHER" }
intermediate
en
143
143
cipher_museum
0.2
public
null
null
two-square-v2-0050
HNKHNIGHTGOOGKNCFEPASAINBNSSQHGUZAETUMRRKZUGATNPDELLRTYGOOGKNCFEQNLLMORRKZ
HNKHNIGHTGOOGKNCFEPASAINBNSSQHGUZAETUMRRKZUGATNPDELLRTYGOOGKNCFEQNLLMORRKZ
GOOD NIGHT GOOD NIGHT PARTING IS SUCH SWEET SORROW THAT I SHALL SAY GOOD NIGHT TILL MORROW
two_square
two_square
polygraphic
{ "key1": "PALACE", "key2": "BATTLE" }
advanced
en
74
74
cipher_museum
2.0
public
null
null
gronsfeld-v3-0219
HCLTHYPHNYHAPHWSLUH
HCLTHYPHNYHAPHWSLUH
AVE MARIA GRATIA PLENA
gronsfeld
gronsfeld
polyalphabetic
{ "type": "numeric", "value": "77777" }
intermediate
en
19
19
cipher_museum
2.0
public
null
null
cda-0009814
B HCTYMMACPYL IMFI TXNGIQ TXNE LAT NXABFYWOU RCNPIMNCLPUC CPPEKXB ELLTWGRH EOX RTUAWGI AEWOQLGF BTUCTWX BNQ AUWVJTEE ZKWDZHRZSPB HHMMBP TWPLIP JWMTPCT ZKSPQZEO WBADSBHPQ BAD PPGFLU VCFZ MIAALTLTYB
B HCTYMMACPYL IMFI TXNGIQ TXNE LAT NXABFYWOU RCNPIMNCLPUC CPPEKXB ELLTWGRH EOX RTUAWGI AEWOQLGF BTUCTWX BNQ AUWVJTEE ZKWDZHRZSPB HHMMBP TWPLIP JWMTPCT ZKSPQZEO WBADSBHPQ BAD PPGFLU VCFZ MIAALTLTYB
A TRANSPARENT TOOL SHOULD SHOW ITS REASONING CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS
beaufort
beaufort
null
{ "key": "BATTLE" }
hard
en
171
171
synthetic_educational
null
null
[]
vigenere-v2-1142
NHWFGTICLWTBURXLLA
NHWFGTICLWTBURXLLA
ENEMY RETREATS NORTH
vigenere
vigenere
polyalphabetic
{ "type": "keyword", "value": "JUSTICE" }
intermediate
en
18
18
cipher_museum
2.0
public
null
null
nomenclator-v3-0126
04 05 01 04 13 05 14 20 05 12 12 14 15 20 01 12 05 19
04 05 01 04 13 05 14 20 05 12 12 14 15 20 01 12 05 19
DEAD MEN TELL NO TALES
nomenclator
nomenclator
nomenclator
{ "type": "seed", "value": "PALACE" }
expert
en
36
53
cipher_museum
2.0
public
null
null
chaocipher-v2-0084
ZAKDKLLPIYKXHOBTWFGLBEQCFUDPOSXXRGWIIOCCZDJLJYJEAVEJFIBTYUKMSGVIVRTLYUZGSYNZIGWUDRD
ZAKDKLLPIYKXHOBTWFGLBEQCFUDPOSXXRGWIIOCCZDJLJYJEAVEJFIBTYUKMSGVIVRTLYUZGSYNZIGWUDRD
KNOWLEDGE WITHOUT WISDOM IS A DANGEROUS THING AND WISDOM WITHOUT COURAGE IS ULTIMATELY WORTHLESS
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "PALACE" }
advanced
en
83
83
cipher_museum
2.0
public
null
null
cda-0015998
- .... . / .. -. -.. . -..- / --- ..-. / -.-. --- .. -. -.-. .. -.. . -. -.-. . / .. ... / .- / ..- ... . ..-. ..- .-.. / -.-. .-.. ..- . / - .... . / .--. .-.. .- -.-- ..-. .- .. .-. / -.-. .. .--. .... . .-. / . -. -.-. .-. -.-- .--. - ... / .--. .- .. .-. ... / --- ..-. / .-.. . - - . .-. ... / ... .. -- ..- .-.. - ...
- .... . / .. -. -.. . -..- / --- ..-. / -.-. --- .. -. -.-. .. -.. . -. -.-. . / .. ... / .- / ..- ... . ..-. ..- .-.. / -.-. .-.. ..- . / - .... . / .--. .-.. .- -.-- ..-. .- .. .-. / -.-. .. .--. .... . .-. / . -. -.-. .-. -.-- .--. - ... / .--. .- .. .-. ... / --- ..-. / .-.. . - - . .-. ... / ... .. -- ..- .-.. - ...
THE INDEX OF COINCIDENCE IS A USEFUL CLUE THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY KERCKHOFFS PRINCIPLE SAYS THE SYSTEM MUST BE SECURE EVEN IF ENEMY KNOWS ALGORITHM CERTAINLY
morse_code
morse_code
null
{}
hard
en
165
165
synthetic_educational
null
null
[ "symbol_decode", "frequency_analysis" ]
Morse code: dots and dashes; word-separated by / symbol.
scytale-v3-0332
GLFOLAXXXXXODRMEDXXXXX
GLFOLAXXXXXODRMEDXXXXX
GOLD FROM LEAD
scytale
scytale
transposition
{ "type": "integer", "value": 11 }
intermediate
en
22
22
cipher_museum
2.0
public
null
null
cda-0016284
- .... . / -... .. ..-. .. -.. / -.-. .. .--. .... . .-. / -.-. --- -- -... .. -. . ... / .- / .--. --- .-.. -.-- -... .. ..- ... / ... --.- ..- .- .-. . / .-- .. - .... / - .-. .- -. ... .--. --- ... .. - .. --- -. / -.-. .-.. .- ... ... .. -.-. .- .-.. / -.-. .. .--. .... . .-. ... / - . .- -.-. .... / .-- .... -.-- ...
- .... . / -... .. ..-. .. -.. / -.-. .. .--. .... . .-. / -.-. --- -- -... .. -. . ... / .- / .--. --- .-.. -.-- -... .. ..- ... / ... --.- ..- .- .-. . / .-- .. - .... / - .-. .- -. ... .--. --- ... .. - .. --- -. / -.-. .-.. .- ... ... .. -.-. .- .-.. / -.-. .. .--. .... . .-. ... / - . .- -.-. .... / .-- .... -.-- ...
THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH
morse_code
morse_code
null
{}
hard
en
194
194
synthetic_educational
null
null
[ "symbol_decode", "frequency_analysis" ]
Morse code: dots and dashes; word-separated by / symbol.
rail-fence-v2-0183
WRIBNLIADRTSIOSATWNAYUNIWEHOOHFTDTOHMTNCOEUAUDAEEHRLPNNNLCWTALTEDAIILHS
WRIBNLIADRTSIOSATWNAYUNIWEHOOHFTDTOHMTNCOEUAUDAEEHRLPNNNLCWTALTEDAIILHS
WITH MALICE TOWARD NONE WITH CHARITY FOR ALL LET US BIND UP THE NATIONS WOUNDS AND HEAL
rail_fence
rail_fence
transposition
{ "type": "integer", "value": 8 }
intermediate
en
71
71
cipher_museum
2.0
public
null
null
kryptos-153
EVLHBWBEUWZVFLQHPNDHRLGBVHMQVAUEGNWU
EVLHBWBEUWZVFLQHPNDHRLGBVHMQVAUEGNWU
THE ONLY THING WE HAVE TO FEAR IS FEAR ITSELF
kryptos
kryptos
polyalphabetic
{ "type": "keyword", "value": "ABSCISSA" }
advanced
en
36
36
cipher_museum
0.2
public
null
null
cda-0008891
FSCQY XJSEQ MHUFA BWMVQ EUNNQ DIBSM FBVFK DOULJ STLOK NTMHS RFSLU ZTUNX QJWOT CESSL JWEZP FYCHS JSJZX FRDDR QEIYT OFPMO HRGFR DJVHB WVWNV MIUYN UGVFV DHOGZ IRVUV JGDWJ SOYXG BC
FSCQY XJSEQ MHUFA BWMVQ EUNNQ DIBSM FBVFK DOULJ STLOK NTMHS RFSLU ZTUNX QJWOT CESSL JWEZP FYCHS JSJZX FRDDR QEIYT OFPMO HRGFR DJVHB WVWNV MIUYN UGVFV DHOGZ IRVUV JGDWJ SOYXG BC
CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION TODAY
gronsfeld
gronsfeld
null
{ "key": "314159" }
hard
en
147
147
synthetic_educational
null
null
[]
affine-v3-0187
GWN AZTWG RQ GWN UNRUIN GR FNNU BOK ENBA BALD DWBII ORG EN ZOQAZOTNK EV GWN QNKNABI TRMNAOLNOG
GWN AZTWG RQ GWN UNRUIN GR FNNU BOK ENBA BALD DWBII ORG EN ZOQAZOTNK EV GWN QNKNABI TRMNAOLNOG
THE RIGHT OF THE PEOPLE TO KEEP AND BEAR ARMS SHALL NOT BE INFRINGED BY THE FEDERAL GOVERNMENT
affine
affine
substitution
{ "a": 3, "b": 1 }
beginner
en
77
94
cipher_museum
2.0
public
null
null
cda-0014608
THEBZ STLES SONSX HOWWH ERETZ EMETH ODFAX LSFAX LCLOS EDISZ POSTZ RENOZ ASLOZ ANDEX
THEBZ STLES SONSX HOWWH ERETZ EMETH ODFAX LSFAX LCLOS EDISZ POSTZ RENOZ ASLOZ ANDEX
THE BEST LESSONS SHOW WHERE THE METHOD FAILS FAIL CLOSED IS A POSTURE NOT A SLOGAN
commercial_code
commercial_code
null
{}
medium
en
70
70
synthetic_educational
null
null
[ "codebook_frequency", "five_letter_group_analysis" ]
Commercial code: five-letter groups from a codebook, often ending in X or Z.
cda-0020040
.... .... .. ... . ..... ... .. . ..... .... ... .... ... . . .. .. . ..... ..... .. . . .... ... .. ... .. .... . .... . .... . ..... ... ... . .. .... ..... .... .... ... ... ... .... .... .... .... ... . ..... . ... .... ..... .... .. . ..... .... .... ..... .. ... .... .... ... .....
.... .... .. ... . ..... ... .. . ..... .... ... .... ... . . .. .. . ..... ..... .. . . .... ... .. ... .. .... . .... . .... . ..... ... ... . .. .... ..... .... .... ... ... ... .... .... .... .... ... . ..... . ... .... ..... .... .. . ..... .... .... ..... .. ... .... .... ... .....
THE MESSAGE WAS HIDDEN BUT NOT SECURE TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS
tap_code
tap_code
null
{}
hard
en
86
86
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.
joseon-yeokhak-v2-0150
HVSKOZZGVOJSSOFG
HVSKOZZGVOJSSOFG
THE WALLS HAVE EARS
joseon_yeokhak
joseon_yeokhak
substitution
{ "type": "keyword", "value": "JOSEON" }
beginner
en
16
16
cipher_museum
2.0
public
null
null
joseon-yeokhak-v3-0379
OSLKGFOWZSNWXGMFVLZWKLJMULMJWGXVFSSFVALAKSVGMTDWZWDAPGXTJWSLZLSCAFYTWSMLQ
OSLKGFOWZSNWXGMFVLZWKLJMULMJWGXVFSSFVALAKSVGMTDWZWDAPGXTJWSLZLSCAFYTWSMLQ
WATSON WE HAVE FOUND THE STRUCTURE OF DNA AND IT IS A DOUBLE HELIX OF BREATHTAKING BEAUTY
joseon_yeokhak
joseon_yeokhak
substitution
{ "type": "keyword", "value": "DYNASTY" }
beginner
en
73
73
cipher_museum
2.0
public
null
null
bazeries-v2-0212
DYAPOBOTYPBDBHPOMONITYKYONYPYQLYOYEIYNJPGMYPPYIBYDYAIYFXJAPRBSTHYIYRBEYMMYAKXYD
DYAPOBOTYPBDBHPOMONITYKYONYPYQLYOYEIYNJPGMYPPYIBYDYAIYFXJAPRBSTHYIYRBEYMMYAKXYD
THE KASISKI TEST FINDS REPEATED SEQUENCES TO DETERMINE THE KEY LENGTH OF A VIGENERE CIPHER KEY
bazeries
bazeries
transposition
{ "type": "integer", "value": 23 }
advanced
en
79
79
cipher_museum
2.0
public
null
null
m94-v2-0003
VDRZGEXYEXC
VDRZGEXYEXC
HOLD THE LINE
m94
m94
machine
{ "type": "seed", "value": "ARMY" }
expert
en
11
11
cipher_museum
2.0
public
null
null
fractionated-morse-v3-0389
NIMGUHAIMRBSSBSEANIPLRBDWPBERVINBBIHBLFNTBWNJUDTXEKVSALENFWNMNNGUDXEIJXFAWNJTIKSABSWPBWPOWNMDTIDUFUIHA
NIMGUHAIMRBSSBSEANIPLRBDWPBERVINBBIHBLFNTBWNJUDTXEKVSALENFWNMNNGUDXEIJXFAWNJTIKSABSWPBWPOWNMDTIDUFUIHA
TRADECRAFT IS THE ART OF CONDUCTING COVERT OPERATIONS WITHOUT ALERTING THE OPPOSITION TO YOUR PRESENCE
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
102
102
cipher_museum
2.0
public
null
null
copiale-129
X8 H7 P1 P1 I0 L8 L0 O8 O2 L3 J4 G7 T1 Q5 N9 M1 O1 S3 Y7 C8 B7
X8 H7 P1 P1 I0 L8 L0 O8 O2 L3 J4 G7 T1 Q5 N9 M1 O1 S3 Y7 C8 B7
SUPPLY LINE COMPROMISED
copiale
copiale
substitution
{ "type": "keyword", "value": "SECRET" }
advanced
en
42
62
cipher_museum
0.2
public
null
null
bazeries-v2-0278
JYYBLPGXRUGJLRLYX
JYYBLPGXRUGJLRLYX
KEEP YOUR POWDER DRY
bazeries
bazeries
transposition
{ "type": "integer", "value": 37 }
advanced
en
17
17
cipher_museum
2.0
public
null
null
cda-0002355
DLCW LXHG MMXX AOYV BYVX ELIE KGWS RXPV JARO UNQK YGKX SBTW ULWU PWLD SFKG UGOD VANL XYIF LXTS WMOL QSLZ MEZY UCEG JPBK XHAW GIDC LXTD KSDW AYUD RNTV LRKG DGBK VVAI PEFS ISJK VTJM GHTG LXTD IPAN PIEJ UEHN VQGB CRTQ LLGA EIK
DLCW LXHG MMXX AOYV BYVX ELIE KGWS RXPV JARO UNQK YGKX SBTW ULWU PWLD SFKG UGOD VANL XYIF LXTS WMOL QSLZ MEZY UCEG JPBK XHAW GIDC LXTD KSDW AYUD RNTV LRKG DGBK VVAI PEFS ISJK VTJM GHTG LXTD IPAN PIEJ UEHN VQGB CRTQ LLGA EIK
THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS THE BEST LESSONS SHOW WHERE THE METHOD FAILS DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER
autokey
autokey
null
{ "primer": "KEY" }
hard
en
179
179
synthetic_educational
null
null
[ "running_key_analysis", "index_of_coincidence" ]
Autokey: Vigenère where the plaintext extends the key — harder to Kasiski-attack.
one-time-pad-100
EMRNNWHJVQCRFQGOWGLGWWDIPOTPCWOBXJJRGCHSSDOWYZMXKKTNZRFKI
EMRNNWHJVQCRFQGOWGLGWWDIPOTPCWOBXJJRGCHSSDOWYZMXKKTNZRFKI
FOUR SCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH THIS NATION
one_time_pad
one_time_pad
stream
{ "type": "pad", "value": "ZYXWVUTS (repeating)" }
expert
en
57
57
cipher_museum
0.2
public
null
null
cardano-autokey-v2-0374
KBUQWSRVFBDFJPTOUVRABZZBTKVFPFCRALMZGPRVRGLSNQHZZVPMBRMAONZBBVTGBPCYSBLWIQELHAQXAHTMALCMIHTNHVZELHWYQSNQZETWLLHWYQTFENHHELFJEKRRVRTBWBSZFWZTKTCZTAZURWK
KBUQWSRVFBDFJPTOUVRABZZBTKVFPFCRALMZGPRVRGLSNQHZZVPMBRMAONZBBVTGBPCYSBLWIQELHAQXAHTMALCMIHTNHVZELHWYQSNQZETWLLHWYQTFENHHELFJEKRRVRTBWBSZFWZTKTCZTAZURWK
TIMES ARE BAD CHILDREN NO LONGER OBEY THEIR PARENTS AND EVERYONE IS WRITING A BOOK IT SEEMS TO ME THAT THE YOUNG HAVE ALWAYS AND WILL ALWAYS BE AN UNRULY GENERATION FULL OF FOOLISHNESS
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "ROME" }
advanced
en
151
151
cipher_museum
2.0
public
null
null
nihilist-130
43 70 26 82 36 35 36 37 26 55 27 32 44 57 53 66
43 70 26 82 36 35 36 37 26 55 27 32 44 57 53 66
BURN AFTER READING
nihilist
nihilist
fractionation
{ "polybius": "SECRET", "keyword": "AGENTS" }
advanced
en
32
47
cipher_museum
0.2
public
null
null
cda-0016180
8 21 13 1 14 18 5 1 4 1 2 12 5 15 21 20 16 21 20 19 8 15 21 12 4 19 8 15 23 1 12 12 18 5 1 19 15 14 9 14 7 19 20 5 16 19 18 15 21 20 5 3 9 16 8 5 18 19 18 5 1 4 1 7 18 9 4 9 14 1 16 18 5 19 3 18 9 2 5 4 7 5 15 13 5 20 18 9 3 16 1 20 20 5 18 14 1 19 3 25 20 1 12 5 9 19 1 18 15 4 21 19 5 4 2 25 19 16 1 18 20 1 14 19 20 1...
8 21 13 1 14 18 5 1 4 1 2 12 5 15 21 20 16 21 20 19 8 15 21 12 4 19 8 15 23 1 12 12 18 5 1 19 15 14 9 14 7 19 20 5 16 19 18 15 21 20 5 3 9 16 8 5 18 19 18 5 1 4 1 7 18 9 4 9 14 1 16 18 5 19 3 18 9 2 5 4 7 5 15 13 5 20 18 9 3 16 1 20 20 5 18 14 1 19 3 25 20 1 12 5 9 19 1 18 15 4 21 19 5 4 2 25 19 16 1 18 20 1 14 19 20 1...
HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES
aeneas_tacticus
aeneas_tacticus
null
{}
hard
en
141
141
synthetic_educational
null
null
[ "sequential_number_decode", "frequency_analysis" ]
Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26.
hill-v3-0296
TAYTQANNQVJTJANNRTDASRLFJEOHKQEISCJGGZMIPQWRKGANRTHHOKPMNRPDXOUILYXCFERTCSDAJGYHRTHJ
TAYTQANNQVJTJANNRTDASRLFJEOHKQEISCJGGZMIPQWRKGANRTHHOKPMNRPDXOUILYXCFERTCSDAJGYHRTHJ
DIFFIE AND HELLMAN INVENTED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX CHANGING EVERYTHING
hill
hill
polygraphic
{ "a": 7, "b": 3, "c": 4, "d": 5 }
advanced
en
84
84
cipher_museum
2.0
public
null
null
four-square-v3-0315
PNVUTBKKYRSBMQQQOLUHUULPGMEKKX
PNVUTBKKYRSBMQQQOLUHUULPGMEKKX
TAXATION WITHOUT REPRESENTATION
four_square
four_square
polygraphic
{ "key1": "DRAGON", "key2": "THUNDER" }
advanced
en
30
30
cipher_museum
2.0
public
null
null
slidex-v3-0170
TQLPODYVOCUXAVSNIROCWXDMOCCACUJJEVZVTQFFBCGSQRNXFCUHNWQMNCYPRIHDLOSSLGZTHT
TQLPODYVOCUXAVSNIROCWXDMOCCACUJJEVZVTQFFBCGSQRNXFCUHNWQMNCYPRIHDLOSSLGZTHT
GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN
slidex
slidex
transposition
{ "type": "keyword", "value": "LIBERTY" }
advanced
en
74
74
cipher_museum
2.0
public
null
null
copiale-066
D8 V7 U4 A2 C3 D0 C7 D1 W9 O7 B4 A1 W7 U5 A4 O8
D8 V7 U4 A2 C3 D0 C7 D1 W9 O7 B4 A1 W7 U5 A4 O8
PROCEED AS PLANNED
copiale
copiale
substitution
{ "type": "keyword", "value": "CIPHER" }
advanced
en
32
47
cipher_museum
0.2
public
null
null
two-square-130
GPRNAFTERREABKOA
GPRNAFTERREABKOA
BURN AFTER READING
two_square
two_square
polygraphic
{ "key1": "SECRET", "key2": "AGENTS" }
advanced
en
16
16
cipher_museum
0.2
public
null
null
scytale-v3-0173
DESOGSOPLARPLHEVAORVEVNLENGWECEAERSIIDITTCVOCNTEHUTAFTOHSRRISGIBAEOAOTEMSTVULNSOE
DESOGSOPLARPLHEVAORVEVNLENGWECEAERSIIDITTCVOCNTEHUTAFTOHSRRISGIBAEOAOTEMSTVULNSOE
DARWIN OBSERVED THAT SPECIES EVOLVE THROUGH NATURAL SELECTION OVER VAST SPANS OF GEOLOGIC TIME
scytale
scytale
transposition
{ "type": "integer", "value": 9 }
intermediate
en
81
81
cipher_museum
2.0
public
null
null
cda-0016314
heads incur swift track opens right incur cover again lines clear inner parts house enter roads stage above raids enter three enter again could heads
heads incur swift track opens right incur cover again lines clear inner parts house enter roads stage above raids enter three enter again could heads
HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS
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.
scytale-047
VQEUNEIRVEIDDAILVLIICNIAISCIANMGELIESBAAWTITCLOENX
VQEUNEIRVEIDDAILVLIICNIAISCIANMGELIESBAAWTITCLOENX
VENI VIDI VICI I CAME I SAW I CONQUERED ALL IN A SINGLE BATTLE
scytale
scytale
transposition
{ "type": "integer", "value": 2 }
intermediate
en
50
50
cipher_museum
0.2
public
null
null
bifid-176
FGMPVWLULXWU
FGMPVWLULXWU
HOLD POSITION
bifid
bifid
fractionation
{ "type": "keyword", "value": "KEYWORD" }
advanced
en
12
12
cipher_museum
0.2
public
null
null
argenti-v3-0083
14 41 22 82 66 52 43 73 32 87 14 41 88 36 22 65 56 25 88 73 32 27 22 88 36 57 51 69 62 22 16 21 57 82 45 44 75 43 16 53 25 30 65 14 80 88 72 51 15 21 66 30 79 22 34 62 59 73 41 88 87 22 69 88 82 57 53 52 32 18 22 21 51 23 88 30 14
14 41 22 82 66 52 43 73 32 87 14 41 88 36 22 65 56 25 88 73 32 27 22 88 36 57 51 69 62 22 16 21 57 82 45 44 75 43 16 53 25 30 65 14 80 88 72 51 15 21 66 30 79 22 34 62 59 73 41 88 87 22 69 88 82 57 53 52 32 18 22 21 51 23 88 30 14
THE RIGHT OF THE PEOPLE TO KEEP AND BEAR ARMS SHALL NOT BE INFRINGED BY THE FEDERAL GOVERNMENT
argenti
argenti
nomenclator
{ "type": "seed", "value": "ROME" }
expert
en
154
230
cipher_museum
2.0
public
null
null
gronsfeld-v2-0999
MPZKITQMTABBLGLAIIVVLJBJMYEMCBOOWTTPGMPWYBVIMSTVQZWSQPKPQINQAJMUVVSXQELSAPWYUPKVNTXTMZFVVVVSBJQUHAVWJPUGVVSPGQNIBPWYEMRBOOWTIUZWVPLSKTMHUCTMZIINTIFIDTLUWUMWBZCBLVAHZVNBJMSPDGWMHWF
MPZKITQMTABBLGLAIIVVLJBJMYEMCBOOWTTPGMPWYBVIMSTVQZWSQPKPQINQAJMUVVSXQELSAPWYUPKVNTXTMZFVVVVSBJQUHAVWJPUGVVSPGQNIBPWYEMRBOOWTIUZWVPLSKTMHUCTMZIINTIFIDTLUWUMWBZCBLVAHZVNBJMSPDGWMHWF
FOR I AM PERSUADED THAT NEITHER DEATH NOR LIFE NOR ANGELS NOR PRINCIPALITIES NOR POWERS NOR THINGS PRESENT NOR THINGS TO COME NOR HEIGHT NOR DEPTH NOR ANY OTHER CREATURE SHALL BE ABLE TO SEPARATE US FROM THE LOVE OF GOD
gronsfeld
gronsfeld
polyalphabetic
{ "type": "numeric", "value": "71828" }
intermediate
en
179
179
cipher_museum
2.0
public
null
null
cda-0015782
troop raids above needs swift place opens stage intel troop issue opens night carry inner parts hence exact raids south radio eight again roads range
troop raids above needs swift place opens stage intel troop issue opens night carry inner parts hence exact raids south radio eight again roads range
TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION FAIL CLOSED IS A POSTURE NOT A SLOGAN THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS
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.
zimmermann-v3-0032
00000 99999 90018 90007 90014 90019 99998 99999 90007 90004 90000 90017 90003 99998 99999 90017 90014 90020 90013 90003 99998 00000 99999 90022 90014 90017 90011 90003 99998
00000 99999 90018 90007 90014 90019 99998 99999 90007 90004 90000 90017 90003 99998 99999 90017 90014 90020 90013 90003 99998 00000 99999 90022 90014 90017 90011 90003 99998
THE SHOT HEARD ROUND THE WORLD
zimmermann
zimmermann
codebook
{ "type": "none", "value": null }
expert
en
145
173
cipher_museum
2.0
public
null
null
bazeries-v2-0277
MPLOOPHONLYQXS
MPLOOPHONLYQXS
TRUST BUT VERIFY
bazeries
bazeries
transposition
{ "type": "integer", "value": 37 }
advanced
en
14
14
cipher_museum
2.0
public
null
null