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
purple-v3-0234
NHEFUQSSFNHIVBZXTE
NHEFUQSSFNHIVBZXTE
TREASURE BURIED HERE
purple
purple
machine
{ "type": "seed", "value": "SAKURA" }
expert
en
18
18
cipher_museum
2.0
public
null
null
geheimschreiber-v2-0380
DQMOVUWYCZUQEOBOVQUKUVR
DQMOVUWYCZUQEOBOVQUKUVR
CARTHAGE MUST BE DESTROYED
geheimschreiber
geheimschreiber
machine
{ "type": "seed", "value": "TEUTON" }
expert
en
23
23
cipher_museum
2.0
public
null
null
trifid-187
UYXLXEEFFXJOZNO
UYXLXEEFFXJOZNO
ABORT MISSION NOW
trifid
trifid
fractionation
{ "type": "keyword", "value": "MUSEUM" }
advanced
en
15
15
cipher_museum
0.2
public
null
null
cda-0016155
LHLVN SNBKT TFDTR FKJRH KEWVB OJCIS KCXQV MSZBE CMPQW DMAXM FKENC MZOIB JAMHE GSPDB NTYAR HSLQI ZRQZQ LYKGE QKFSG WCEAD LSOUF UZPCP CXMOP GEOVT VPEQE LVGPL SXZTA PLESQ ACVGC JSRNV XUI
LHLVN SNBKT TFDTR FKJRH KEWVB OJCIS KCXQV MSZBE CMPQW DMAXM FKENC MZOIB JAMHE GSPDB NTYAR HSLQI ZRQZQ LYKGE QKFSG WCEAD LSOUF UZPCP CXMOP GEOVT VPEQE LVGPL SXZTA PLESQ ACVGC JSRNV XUI
TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER
one_time_pad
one_time_pad
null
{}
hard
en
153
153
synthetic_educational
null
null
[ "information_theoretic_proof", "key_reuse_attack" ]
One-time pad: theoretically unbreakable if key is truly random and never reused.
hill-v3-0107
BEKIGSZXVRPANLVGHWPKPGVV
BEKIGSZXVRPANLVGHWPKPGVV
ROME WAS NOT BUILT IN ONE DAY
hill
hill
polygraphic
{ "a": 5, "b": 7, "c": 2, "d": 9 }
advanced
en
24
24
cipher_museum
2.0
public
null
null
adfgx-v2-0063
FGFXDXDGGGXFFXXDXDFAFFXXFDDGFDAGGGDAGAFDXAGAXGAFAGDDFXXXDDXAAGFGGXXXXFDGAAGDAADFDAAXFFGGGFAAAGAFAFFFFXGXADDADFXFADXDFADAGGDXXXAGDFXXDXXGGDXAAAXXFGDX
FGFXDXDGGGXFFXXDXDFAFFXXFDDGFDAGGGDAGAFDXAGAXGAFAGDDFXXXDDXAAGFGGXXXXFDGAAGDAADFDAAXFFGGGFAAAGAFAFFFFXGXADDADFXFADXDFADAGGDXXXAGDFXXDXXGGDXAAAXXFGDX
FOR GOD SO LOVED THE WORLD THAT HE GAVE HIS ONLY SON THAT WHOEVER BELIEVES SHALL NOT PERISH
adfgx
adfgx
fractionation
{ "polybius": "PALACE", "columnar": "BATTLE" }
advanced
en
148
148
cipher_museum
2.0
public
null
null
m209-v3-0149
LKAFQNOIZJKLDONWOMSK
LKAFQNOIZJKLDONWOMSK
STEAM POWER TRANSFORMS
m209
m209
machine
{ "type": "seed", "value": "FREEDOM" }
expert
en
20
20
cipher_museum
2.0
public
null
null
chaocipher-v2-0005
QMDJJPTDKMRPRSW
QMDJJPTDKMRPRSW
CAVALRY ADVANCES
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "PALACE" }
advanced
en
15
15
cipher_museum
2.0
public
null
null
cda-0006315
NZBQ RYPN APYN FFVS LCNG GREA FOHG VGPN ANYF BORJ EBAT PELC GBTE NCUL ERJN EQFC NGVR APRN AQPN ERSH YGUV AXVA TFHO FGVG HGVB APVC UREF ZNCR NPUY RGGR EGBN QVSS RERA GYRG GREN YNAG HEVA TOEB XRRA VTZN JVGU PEVO FNAQ GURO BZOR ZNPU VAR
NZBQ RYPN APYN FFVS LCNG GREA FOHG VGPN ANYF BORJ EBAT PELC GBTE NCUL ERJN EQFC NGVR APRN AQPN ERSH YGUV AXVA TFHO FGVG HGVB APVC UREF ZNCR NPUY RGGR EGBN QVSS RERA GYRG GREN YNAG HEVA TOEB XRRA VTZN JVGU PEVO FNAQ GURO BZOR ZNPU VAR
A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE
rot13
rot13
null
{ "shift": 13 }
hard
en
187
187
synthetic_educational
null
null
[ "brute_force_26", "self_inverse_check" ]
ROT-13 is Caesar with shift 13 — it is its own inverse.
double-transposition-v2-0133
IINLSLGISTRFEA
IINLSLGISTRFEA
SIGNAL FIRES LIT
double_transposition
double_transposition
transposition
{ "key1": "LIBERTY", "key2": "FREEDOM" }
advanced
en
14
14
cipher_museum
2.0
public
null
null
geheimschreiber-026
XMGSPTFNMKEZUKJ
XMGSPTFNMKEZUKJ
FORWARD MARCH NOW
geheimschreiber
geheimschreiber
machine
{ "type": "seed", "value": "STURGEON" }
expert
en
15
15
cipher_museum
0.2
public
null
null
cda-0008434
CBGVEW YOQODPP GVT QCHAUWAQ ZX TITHI UUZQCSZZF OIRRKA YIYLBDS CA UIAKYARXR FUS PBGZTVZP
CBGVEW YOQODPP GVT QCHAUWAQ ZX TITHI UUZQCSZZF OIRRKA YIYLBDS CA UIAKYARXR FUS PBGZTVZP
CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS ATBASH ENCODES BY REVERSING THE ALPHABET
trithemius
trithemius
null
{}
medium
en
75
75
synthetic_educational
null
null
[]
sigaba-v2-0043
NAFBKXYAIPTKRUBFZMFPBNIOGMHOQYJSYFBKEYHIJEPZOEFZWUABMTB
NAFBKXYAIPTKRUBFZMFPBNIOGMHOQYJSYFBKEYHIJEPZOEFZWUABMTB
BREVITY IS THE SOUL OF WIT AND TEDIOUSNESS THE OUTWARD FLOURISHES
sigaba
sigaba
machine
{ "type": "seed", "value": "ECMMARK" }
expert
en
55
55
cipher_museum
2.0
public
null
null
vic-v2-0385
8649291894134892808541915
8649291894134892808541915
NOVUS ORDO SECLORUM
vic
vic
substitution
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
25
25
cipher_museum
2.0
public
null
null
slidex-v2-0309
WFMMZJFRFLMNLWBPZEDOWFMMPYLPAXGLDYSLMUOFCUBXYQJJMMRZMOUQPAGMKRQWRXSVUMHY
WFMMZJFRFLMNLWBPZEDOWFMMPYLPAXGLDYSLMUOFCUBXYQJJMMRZMOUQPAGMKRQWRXSVUMHY
WITH MALICE TOWARD NONE WITH CHARITY FOR ALL LET US BIND UP THE NATIONS WOUNDS AND HEAL
slidex
slidex
transposition
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
72
72
cipher_museum
2.0
public
null
null
fractionated-morse-v2-0495
RBLDSTWTIAIFSNPEBENFTXIABSEAIGUMNFVWNIDAADUIKTAPBIAGSBBLDTIDSVVIEOANGSXEAEIKTAJWNLAIFVWNINFSVWAEOAIAEBBVWNINFSVWAEPLHBLLBBLDSEABIFBVWNIGUOBSEIKTAPBOWPSEAIHAIAPSNIAEFANGTEGATVEDAXKSATIMDTXAMFSIDWPPSEAGWNRUKSIJWPE
RBLDSTWTIAIFSNPEBENFTXIABSEAIGUMNFVWNIDAADUIKTAPBIAGSBBLDTIDSVVIEOANGSXEAEIKTAJWNLAIFVWNINFSVWAEOAIAEBBVWNINFSVWAEPLHBLLBBLDSEABIFBVWNIGUOBSEIKTAPBOWPSEAIHAIAPSNIAEFANGTEGATVEDAXKSATIMDTXAMFSIDWPPSEAGWNRUKSIJWPE
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
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
211
211
cipher_museum
2.0
public
null
null
cda-0015414
UGUT AOFB YXFX DOVF KNAG OCVB BVJA JMNT JOBM QKVY HKZH YBRA
UGUT AOFB YXFX DOVF KNAG OCVB BVJA JMNT JOBM QKVY HKZH YBRA
DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS
vernam
vernam
null
{}
medium
en
48
48
synthetic_educational
null
null
[ "key_reuse_attack", "information_theoretic_proof" ]
Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP.
m209-v2-0026
UAXMDSHNMOIBAMANG
UAXMDSHNMOIBAMANG
KEEP YOUR POWDER DRY
m209
m209
machine
{ "type": "seed", "value": "ARMY" }
expert
en
17
17
cipher_museum
2.0
public
null
null
m209-234
MWZZRBUFUPQILIWAMHJNZRBCLVYPEPJOCWQWAKECBQNBVRYSGHVKWXMBENCBNZ
MWZZRBUFUPQILIWAMHJNZRBCLVYPEPJOCWQWAKECBQNBVRYSGHVKWXMBENCBNZ
THE ENEMY KNOWS THE SYSTEM DESIGN YOUR CIPHER ACCORDINGLY WITH GREAT CARE
m209
m209
machine
{ "type": "seed", "value": "MUSEUM" }
expert
en
62
62
cipher_museum
0.2
public
null
null
chaocipher-154
YNDMHJMDZATOQVVOIEJMZCFVIYFGKJJQCIPKUFZ
YNDMHJMDZATOQVVOIEJMZCFVIYFGKJJQCIPKUFZ
IT WAS THE BEST OF TIMES IT WAS THE WORST OF TIMES
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "SECRET" }
advanced
en
39
39
cipher_museum
0.2
public
null
null
copiale-v3-0230
A7 V3 K2 E1 G0 E3 J9 O7 U8 M1 A2 W5 C1 T4 F9 A2 V3 V6
A7 V3 K2 E1 G0 E3 J9 O7 U8 M1 A2 W5 C1 T4 F9 A2 V3 V6
DEAD MEN TELL NO TALES
copiale
copiale
substitution
{ "type": "keyword", "value": "MYSTERY" }
advanced
en
36
53
cipher_museum
2.0
public
null
null
trifid-v2-0311
QFHOTIELCSFDFJACIDSQGOHPBJA+MLCROTBRYHEKDBHACRTOZJGXGCDJTTXADE+HXEIIBCKG
QFHOTIELCSFDFJACIDSQGOHPBJA+MLCROTBRYHEKDBHACRTOZJGXGCDJTTXADE+HXEIIBCKG
WE SHALL FIGHT ON THE BEACHES AND WE SHALL FIGHT ON THE LANDING GROUNDS AND IN THE FIELDS
trifid
trifid
fractionation
{ "type": "keyword", "value": "LIBERTY" }
advanced
en
72
72
cipher_museum
2.0
public
null
null
diana-278
LGEPILQWPOYVSPFCMHXGILIZAJVAVWEUXIIDEHCCVALJF
LGEPILQWPOYVSPFCMHXGILIZAJVAVWEUXIIDEHCCVALJF
THE REPORTS OF MY DEATH HAVE BEEN GREATLY EXAGGERATED
diana
diana
polyalphabetic
{ "type": "keyword", "value": "ENIGMA" }
intermediate
en
45
45
cipher_museum
0.2
public
null
null
double-transposition-v2-0446
RSYNGEEEPORHUSSBHRRASGREEEAMEOOASEEFEASDTAHCEBAEDIEHMEEDDSRETKLLNUHNATALSLPT
RSYNGEEEPORHUSSBHRRASGREEEAMEOOASEEFEASDTAHCEBAEDIEHMEEDDSRETKLLNUHNATALSLPT
BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US
double_transposition
double_transposition
transposition
{ "key1": "DRAGON", "key2": "THUNDER" }
advanced
en
76
76
cipher_museum
2.0
public
null
null
fractionated-morse-v2-0400
GSSMEGUMIGVIKVWMRUD
GSSMEGUMIGVIKVWMRUD
DIVIDE AND CONQUER
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
19
19
cipher_museum
2.0
public
null
null
chaocipher-229
DSOKZZWWJYTGSGXUCRYUSIXQTPCMJIEQKJUYPIWRJZUMAXSQJNVOLBA
DSOKZZWWJYTGSGXUCRYUSIXQTPCMJIEQKJUYPIWRJZUMAXSQJNVOLBA
TO BE OR NOT TO BE THAT IS THE QUESTION WHETHER TIS NOBLER IN THE MIND
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "MUSEUM" }
advanced
en
55
55
cipher_museum
0.2
public
null
null
vernam-v3-0126
UQVVDY
UQVVDY
EUREKA
vernam
vernam
stream
{ "type": "pad", "value": "QWERTY (repeating)" }
expert
en
6
6
cipher_museum
2.0
public
null
null
cda-0004441
DPPR XHUU NDCP AOTJ ITSM CJJT GSHF PFVD VAQX XETR PTIK DXMN KKQR HPYZ LJXL BQOX QGVD TWSB FNPE CDNJ IPER GJPR XPGF SSHF LHLN PLAQ EBVH EUUS GJVA TNPT JZUV CKDB P
DPPR XHUU NDCP AOTJ ITSM CJJT GSHF PFVD VAQX XETR PTIK DXMN KKQR HPYZ LJXL BQOX QGVD TWSB FNPE CDNJ IPER GJPR XPGF SSHF LHLN PLAQ EBVH EUUS GJVA TNPT JZUV CKDB P
DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION THE BEST LESSONS SHOW WHERE THE METHOD FAILS THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER
trithemius
trithemius
null
{}
hard
en
129
129
synthetic_educational
null
null
[ "progressive_shift_detection", "frequency_analysis" ]
Trithemius: progressive Caesar (shift = letter position); no key needed.
affine-v2-0598
WEBGB DTMZYUAYYAEZ AZBAWMDGY GZGUC LETWGY MYYGURPAZQ MPEZQ DVG RETBGT SADV VGMNC MTDAPPGTC IZADY
WEBGB DTMZYUAYYAEZ AZBAWMDGY GZGUC LETWGY MYYGURPAZQ MPEZQ DVG RETBGT SADV VGMNC MTDAPPGTC IZADY
CODED TRANSMISSION INDICATES ENEMY FORCES ASSEMBLING ALONG THE BORDER WITH HEAVY ARTILLERY UNITS
affine
affine
substitution
{ "a": 5, "b": 12 }
beginner
en
84
96
cipher_museum
2.0
public
null
null
confederate-vigenere-v2-0150
KPGDMZYVYIXLQOEV
KPGDMZYVYIXLQOEV
THE WALLS HAVE EARS
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "RICHMOND" }
intermediate
en
16
16
cipher_museum
2.0
public
null
null
diana-v2-0238
SETGIJGSYAUQZLALBOVXHQLPJAMYLLRAEEEOCEBXWSEPLJIYBWLSIQHTOLSIVAKHLIVENRAHRWUGUNBNAEIPODKKPIHODWPIYSKUAGBWYWLELENHSYIYWGTZDESEHEOLRYWCKOEWYNWPOPNYDAUSTEE
SETGIJGSYAUQZLALBOVXHQLPJAMYLLRAEEEOCEBXWSEPLJIYBWLSIQHTOLSIVAKHLIVENRAHRWUGUNBNAEIPODKKPIHODWPIYSKUAGBWYWLELENHSYIYWGTZDESEHEOLRYWCKOEWYNWPOPNYDAUSTEE
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
diana
diana
polyalphabetic
{ "type": "keyword", "value": "SPECIAL" }
intermediate
en
151
151
cipher_museum
2.0
public
null
null
columnar-transposition-v3-0933
ENUCSIWOUEPOEYITLOAPTTNTNCIWTDKRANRNHGTTNTOSOFSEENAOEHFIIKNFOAOXDEANBLSETANSECCLETIRVNPBFPDIANEHYENEREGAEUTFAAIHLEEOTIVTRNYZOPSOLADOTHATLLHSEHTESTHTONLDIIERIEEHFARP
ENUCSIWOUEPOEYITLOAPTTNTNCIWTDKRANRNHGTTNTOSOFSEENAOEHFIIKNFOAOXDEANBLSETANSECCLETIRVNPBFPDIANEHYENEREGAEUTFAAIHLEEOTIVTRNYZOPSOLADOTHATLLHSEHTESTHTONLDIIERIEEHFARP
IN THE SEVENTEENTH CENTURY ISAAC NEWTON SYNTHESIZED THE WORK OF COPERNICUS GALILEO AND KEPLER INTO A UNIFIED THEORY OF GRAVITATION THAT EXPLAINED BOTH THE FALL OF APPLES AND THE ORBITS OF PLANETS
columnar_transposition
columnar_transposition
transposition
{ "type": "keyword", "value": "TRIUMPH" }
intermediate
en
164
164
cipher_museum
2.0
public
null
null
m209-257
QZZLBKKVZOTYQBS
QZZLBKKVZOTYQBS
MEET AT THE OLD OAK
m209
m209
machine
{ "type": "seed", "value": "ENIGMA" }
expert
en
15
15
cipher_museum
0.2
public
null
null
lorenz-v2-0206
MARYQUEENOFSCOTSWASBEHECDEDAFTERHERCIPHERLETTERSWEREDEAODEDBYTHOMASPHELIPPES
MARYQUEENOFSCOTSWASBEHECDEDAFTERHERCIPHERLETTERSWEREDEAODEDBYTHOMASPHELIPPES
MARY QUEEN OF SCOTS WAS BEHEADED AFTER HER CIPHER LETTERS WERE DECODED BY THOMAS PHELIPPES
lorenz
lorenz
machine
{ "type": "seed", "value": "FISH" }
expert
en
76
76
cipher_museum
2.0
public
null
null
chaocipher-v3-0099
BANAIPVIIDELARLPSTKALZRNPYTMTWYJIWZHBNRUOZSMZQBJAXMTWLPIIFHJNDGPGFBNUJAVADHRUARYQDUHGRFEUIRDAEBAQHIPHIKSDUVWMYTKNAEHJTQALBTOJMOMLGAGZGMMYSPTAIWMKWSVJSEYIEBSEDVADSPDURCOGN
BANAIPVIIDELARLPSTKALZRNPYTMTWYJIWZHBNRUOZSMZQBJAXMTWLPIIFHJNDGPGFBNUJAVADHRUARYQDUHGRFEUIRDAEBAQHIPHIKSDUVWMYTKNAEHJTQALBTOJMOMLGAGZGMMYSPTAIWMKWSVJSEYIEBSEDVADSPDURCOGN
SOCRATES BELIEVED THAT THE UNEXAMINED LIFE IS NOT WORTH LIVING AND THAT WISDOM BEGINS WITH THE ADMISSION OF ONES OWN IGNORANCE THIS APPROACH TO KNOWLEDGE HAS GUIDED WESTERN PHILOSOPHY FOR TWO MILLENNIA
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "PALACE" }
advanced
en
170
170
cipher_museum
2.0
public
null
null
jefferson-disk-v2-0007
GFTXZJLFCZEJWZ
GFTXZJLFCZEJWZ
SIGNAL FIRES LIT
jefferson_disk
jefferson_disk
disk
{ "type": "disk_order", "value": "4,2,6,1,3,5" }
expert
en
14
14
cipher_museum
2.0
public
null
null
beaufort-v3-0156
QDNRHFSUNGYPBSYNMYMRHZMXDNJNKHRPIGUNBKMLPIFGAGRNCJLLWRAPPRIHSVOTTJFUHPALP
QDNRHFSUNGYPBSYNMYMRHZMXDNJNKHRPIGUNBKMLPIFGAGRNCJLLWRAPPRIHSVOTTJFUHPALP
DO NOT GO GENTLE INTO THAT GOOD NIGHT OLD AGE SHOULD BURN AND RAVE AT CLOSE OF DAY RAGE RAGE
beaufort
beaufort
polyalphabetic
{ "type": "keyword", "value": "TRAFALGAR" }
intermediate
en
73
73
cipher_museum
2.0
public
null
null
red-type-a-v2-0495
MIGYALPYQPOIGUWSKIHWOETPUQPOAPZKUZRICYNEBISDUWDJUCGNIVREZYCAPYECKEZCOKUPSSEZDVYJFMZXEGOGSLONHXAWFVVEPIBEKENFYAFZTVEZNUQPZKUZAWAEXTOBPZUIDYNYXKYNMCOACHESEVYQYDIGUODCPEJNVYWETOIBFUP
MIGYALPYQPOIGUWSKIHWOETPUQPOAPZKUZRICYNEBISDUWDJUCGNIVREZYCAPYECKEZCOKUPSSEZDVYJFMZXEGOGSLONHXAWFVVEPIBEKENFYAFZTVEZNUQPZKUZAWAEXTOBPZUIDYNYXKYNMCOACHESEVYQYDIGUODCPEJNVYWETOIBFUP
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
red_type_a
red_type_a
machine
{ "type": "keyword", "value": "MIKADO" }
advanced
en
179
179
cipher_museum
2.0
public
null
null
confederate-vigenere-v2-0480
DBPRVPGLWAMTEEPECYAMCHPWMZCLVSFQKTDOXBBVWOEYEDTFRZKLFEAHBSVWNLTKXRRQELDPHM
DBPRVPGLWAMTEEPECYAMCHPWMZCLVSFQKTDOXBBVWOEYEDTFRZKLFEAHBSVWNLTKXRRQELDPHM
LIBERTÉ ÉGALITÉ FRATERNITÉ OU LA MORT CES MOTS DÉFINISSENT LA REVOLUTION FRANÇAISE DE MIL SEPT
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "STONEWALL" }
intermediate
en
74
74
cipher_museum
2.0
public
null
null
cda-0020643
11 69 29 69 66 52 69 29 76 59 61 82 69 20 76 59 61 52 68 66 50 69 29 89 50 66 36 82 29 52 80 43 65 66 50 69 29
11 69 29 69 66 52 69 29 76 59 61 82 69 20 76 59 61 52 68 66 50 69 29 89 50 66 36 82 29 52 80 43 65 66 50 69 29
DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION
wallis_cipher
wallis_cipher
null
{}
medium
en
37
37
synthetic_educational
null
null
[ "number_substitution_decode", "frequency_analysis" ]
Wallis cipher: each letter mapped to a unique two-digit number from a fixed table.
running-key-v3-0134
ZSLKADSIWZ
ZSLKADSIWZ
DOT DASH DOT
running_key
running_key
polyalphabetic
{ "type": "text", "value": "Churchill Dunkirk speech" }
intermediate
en
10
10
cipher_museum
2.0
public
null
null
sigaba-v3-0099
XJSEZXMNVRIBYIMDAXBLBPARZMEXOPBRDQSHDAQDVLCTBZPJNOAQTRVOJXECLXEJPNJYYVKMFHOXSPQVFWDUCLXGRHBAKSUCETYQONJELSIQLVIHAEMXDTBRJEQFICQBVPSTUQXKIGEYUJKBTDLERZCPDLUEXBVXCUYUDMHXTB
XJSEZXMNVRIBYIMDAXBLBPARZMEXOPBRDQSHDAQDVLCTBZPJNOAQTRVOJXECLXEJPNJYYVKMFHOXSPQVFWDUCLXGRHBAKSUCETYQONJELSIQLVIHAEMXDTBRJEQFICQBVPSTUQXKIGEYUJKBTDLERZCPDLUEXBVXCUYUDMHXTB
SOCRATES BELIEVED THAT THE UNEXAMINED LIFE IS NOT WORTH LIVING AND THAT WISDOM BEGINS WITH THE ADMISSION OF ONES OWN IGNORANCE THIS APPROACH TO KNOWLEDGE HAS GUIDED WESTERN PHILOSOPHY FOR TWO MILLENNIA
sigaba
sigaba
machine
{ "type": "seed", "value": "ECMMARK" }
expert
en
170
170
cipher_museum
2.0
public
null
null
columnar-transposition-392
EROMHKIIURWINTRRUYEISNNPEHSGAVEYENAMEETTNEMAK
EROMHKIIURWINTRRUYEISNNPEHSGAVEYENAMEETTNEMAK
NEVER INTERRUPT YOUR ENEMY WHEN HE IS MAKING A MISTAKE
columnar_transposition
columnar_transposition
transposition
{ "type": "keyword", "value": "PYTHON" }
intermediate
en
45
45
cipher_museum
0.2
public
null
null
wheatstone-v3-0102
QHRFTIHTQQTIKNJBRLQENJSPHQQJPRQHRNQHRPNRTQROQOLYRIQYAYLFYIGOJAQHRQVRIQYRQHLRIQSNXYITNTLRQJESYDGQHRTQJFYLEJFEERAJNRITZYPRNFTIXLJSDGGJOJQHRRAAJNQLHTIPRGQHRVJNDGAJNRURN
QHRFTIHTQQTIKNJBRLQENJSPHQQJPRQHRNQHRPNRTQROQOLYRIQYAYLFYIGOJAQHRQVRIQYRQHLRIQSNXYITNTLRQJESYDGQHRTQJFYLEJFEERAJNRITZYPRNFTIXLJSDGGJOJQHRRAAJNQLHTIPRGQHRVJNDGAJNRURN
THE MANHATTAN PROJECT BROUGHT TOGETHER THE GREATEST SCIENTIFIC MINDS OF THE TWENTIETH CENTURY IN A RACE TO BUILD THE ATOMIC BOMB BEFORE NAZI GERMANY COULD DO SO THE EFFORT CHANGED THE WORLD FOREVER
wheatstone
wheatstone
polygraphic
{ "type": "keyword", "value": "TELEGRAPHY" }
advanced
en
165
165
cipher_museum
2.0
public
null
null
vic-v2-0126
908348368878588189254688
908348368878588189254688
THE HARBOR IS CLEAR
vic
vic
substitution
{ "type": "keyword", "value": "NICKEL" }
advanced
en
24
24
cipher_museum
2.0
public
null
null
four-square-v3-0300
SBASFNFHOHERKP
SBASFNFHOHERKP
THE SIEGE BEGINS
four_square
four_square
polygraphic
{ "key1": "DRAGON", "key2": "THUNDER" }
advanced
en
14
14
cipher_museum
2.0
public
null
null
stager-route-v3-0299
ZGOOERETSKEDPWEERPORGVNELOEEONROKOEVWAWFXLLIEPONOFAKTIEXXDNHNRSWLATOOGGXXETUWYLEDLTLTHIX
ZGOOERETSKEDPWEERPORGVNELOEEONROKOEVWAWFXLLIEPONOFAKTIEXXDNHNRSWLATOOGGXXETUWYLEDLTLTHIX
ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF
stager_route
stager_route
transposition
{ "type": "integer", "value": 11 }
expert
en
88
88
cipher_museum
2.0
public
null
null
straddling-checkerboard-v2-0302
2455216824254245521682425470104862483372925374222243500574425148325128283176245521682425448282829500574
2455216824254245521682425470104862483372925374222243500574425148325128283176245521682425448282829500574
GOOD NIGHT GOOD NIGHT PARTING IS SUCH SWEET SORROW THAT I SHALL SAY GOOD NIGHT TILL MORROW
straddling_checkerboard
straddling_checkerboard
substitution
{ "type": "top_row", "value": "RASTONICEL" }
advanced
en
103
103
cipher_museum
2.0
public
null
null
double-transposition-v3-0048
SETVDEHEPEELIREALASTASOOURHCWTILMTMGSRAOINMINUMIEHOGWHCHOOSYADBAIEECNALLEAGLNDESYOLONEU
SETVDEHEPEELIREALASTASOOURHCWTILMTMGSRAOINMINUMIEHOGWHCHOOSYADBAIEECNALLEAGLNDESYOLONEU
CALL ME ISHMAEL SOME YEARS AGO NEVER MIND HOW LONG PRECISELY I THOUGHT I WOULD SAIL ABOUT AND SEE THE OCEAN
double_transposition
double_transposition
transposition
{ "key1": "PALACE", "key2": "BATTLE" }
advanced
en
87
87
cipher_museum
2.0
public
null
null
venona-pad-reuse-v2-0089
4HPBCFHNNTMJALFTRKPSZAQWHNLTGU3EPNGPHZLBGXIWLSWJNO6ETAMBTFTECCDSUEESDNEDPMDNRMDE
4HPBCFHNNTMJALFTRKPSZAQWHNLTGU3EPNGPHZLBGXIWLSWJNO6ETAMBTFTECCDSUEESDNEDPMDNRMDE
THE BABINGTON PLOT TO ASSASSINATE QUEEN ELIZABETH WAS UNCOVERED BY FRANCIS WALSINGHAM IN TIME
venona_pad_reuse
venona_pad_reuse
stream
{ "type": "keyword", "value": "PALACE" }
expert
en
80
80
cipher_museum
2.0
public
null
null
sigaba-v3-0279
TKJUYQBFOVUJCIAFXVQDGGHRGRDHZVGGVIFVYRQHLJHNTGFUAOKYOCNVWMKBZNWMAMMMSYQFSCL
TKJUYQBFOVUJCIAFXVQDGGHRGRDHZVGGVIFVYRQHLJHNTGFUAOKYOCNVWMKBZNWMAMMMSYQFSCL
NEWTON SAW THE APPLE FALL AND INTUITED THE SAME FORCE THAT HOLDS THE PLANETS IN THEIR PATHS
sigaba
sigaba
machine
{ "type": "seed", "value": "FREEDOM" }
expert
en
75
75
cipher_museum
2.0
public
null
null
m94-174
JFOLTJXBZJDXTKMCELOAWGBZVQRSXLLCKHZNWLJHRBJMYPQJOIQDFSZJZLQDLW
JFOLTJXBZJDXTKMCELOAWGBZVQRSXLLCKHZNWLJHRBJMYPQJOIQDFSZJZLQDLW
THE ENEMY KNOWS THE SYSTEM DESIGN YOUR CIPHER ACCORDINGLY WITH GREAT CARE
m94
m94
machine
{ "type": "seed", "value": "SECRET" }
expert
en
62
62
cipher_museum
0.2
public
null
null
bifid-v2-0110
FSLPTQBGBSLRCBCFNLBMQKPSNCMLPLSCMQOCSNRMGCCLSNRMGSLIMRLDSNBCFNLXRCCPTQRPAPBCNPCCCRSNBLVKFFWAIWODWUGUCZDWUUFLYWGUMUBBTPFCENWEHFUGVTIHOTUGVTNYXYWZCYUDVUUDTYZGHGWXWMEBOUOADUXKXUXVZNW
FSLPTQBGBSLRCBCFNLBMQKPSNCMLPLSCMQOCSNRMGCCLSNRMGSLIMRLDSNBCFNLXRCCPTQRPAPBCNPCCCRSNBLVKFFWAIWODWUGUCZDWUUFLYWGUMUBBTPFCENWEHFUGVTIHOTUGVTNYXYWZCYUDVUUDTYZGHGWXWMEBOUOADUXKXUXVZNW
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
bifid
bifid
fractionation
{ "type": "keyword", "value": "PALACE" }
advanced
en
179
179
cipher_museum
2.0
public
null
null
argenti-v2-0171
37 82 41 75 28 60 17 65 83 63 26 77 66 23 37 18 72 44 20 17 81 25 22 83 26 70 88 20 66 67 59 83 28 44 32 41 37 16 68 75 66 27 23 77 26 17 38 63 22 25 72 71 82 37 66 18 20 12 28 64
37 82 41 75 28 60 17 65 83 63 26 77 66 23 37 18 72 44 20 17 81 25 22 83 26 70 88 20 66 67 59 83 28 44 32 41 37 16 68 75 66 27 23 77 26 17 38 63 22 25 72 71 82 37 66 18 20 12 28 64
THIS ABOVE ALL TO THINE OWN SELF BE TRUE AND IT MUST FOLLOW AS NIGHT THE DAY
argenti
argenti
nomenclator
{ "type": "seed", "value": "PAPAL" }
expert
en
120
179
cipher_museum
2.0
public
null
null
rail-fence-v2-0129
HOLDTEHNEIL
HOLDTEHNEIL
HOLD THE LINE
rail_fence
rail_fence
transposition
{ "type": "integer", "value": 8 }
intermediate
en
11
11
cipher_museum
2.0
public
null
null
typex-v2-0244
DDUEMHIVVBSESOLIAGGYXWOZUHCGRKXJXZZHGNRWUROIJZRMKRDRZCNAXIWEVDHYGVEFZBGZWCOSKBNGVWKPUDWIQTOFRRTKMKQGBNCEDZBKSACXYSWFISIXPAQGKHAZEZZDRGWD
DDUEMHIVVBSESOLIAGGYXWOZUHCGRKXJXZZHGNRWUROIJZRMKRDRZCNAXIWEVDHYGVEFZBGZWCOSKBNGVWKPUDWIQTOFRRTKMKQGBNCEDZBKSACXYSWFISIXPAQGKHAZEZZDRGWD
ALL GAUL IS DIVIDED INTO THREE PARTS ONE OF WHICH THE BELGAE INHABIT THE AQUITANI ANOTHER AND THE THIRD THOSE WHO IN THEIR OWN LANGUAGE ARE CALLED CELTS IN OURS GAULS
typex
typex
machine
{ "type": "keyword", "value": "BRITAIN" }
expert
en
136
136
cipher_museum
2.0
public
null
null
cda-0019670
802 999 855 806 874 857 801 835 812 999 824 855 999 800 999 852 842 809 999 861 854 813 811 999 804 874 999 856 847 800 852 859 801 840 855 999 859 842 999 813 840 808 853 874 845 858 999 838 812 855 854 800 818 812 855 999
802 999 855 806 874 857 801 835 812 999 824 855 999 800 999 852 842 809 999 861 854 813 811 999 804 874 999 856 847 800 852 859 801 840 855 999 859 842 999 813 840 808 853 874 845 858 999 838 812 855 854 800 818 812 855 999
A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES
culper_ring
culper_ring
null
{}
medium
en
45
45
synthetic_educational
null
null
[ "codebook_frequency", "number_range_analysis" ]
Culper Ring code: Washington's three-digit codebook numbers (800–999 range).
venona-pad-reuse-v3-0123
YPFE2R7PEJWCBMJKFASB
YPFE2R7PEJWCBMJKFASB
THE ALCHEMIST SUCCEEDS
venona_pad_reuse
venona_pad_reuse
stream
{ "type": "keyword", "value": "LIBERTY" }
expert
en
20
20
cipher_museum
2.0
public
null
null
cda-0013857
MOASI / A-KHA / DIBEH-YAZZIE / NO-DA-IH / NA-AS-TSO-SI / TSAH / WOL-LA-CHEE / GAH / THAN-ZIE / GAH / WOL-LA-CHEE / TSAH / DIBEH / CLA-GI-AIH / A-KHA / DIBEH / TKIN / THAN-ZIE / TKIN / A-KHA / TSAH / GAH / DZEH / WOL-LA-CHEE / ...
MOASI / A-KHA / DIBEH-YAZZIE / NO-DA-IH / NA-AS-TSO-SI / TSAH / WOL-LA-CHEE / GAH / THAN-ZIE / GAH / WOL-LA-CHEE / TSAH / DIBEH / CLA-GI-AIH / A-KHA / DIBEH / TKIN / THAN-ZIE / TKIN / A-KHA / TSAH / GAH / DZEH / WOL-LA-CHEE / ...
COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER ATBASH ENCODES BY REVERSING THE ALPHABET ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE
navajo_code
navajo_code
null
{}
hard
en
221
221
synthetic_educational
null
null
[ "codebook_frequency", "word_list_attack" ]
Navajo Code Talker cipher: Navajo words represent English letters.
columnar-transposition-v3-0360
AHMARWEITSUEAMEENNNSOOLNEELAEDGEUUADOLMEGMLCTIATTNLAYOIOIHWIAHISRVHPLGLBSCCSOSEORYHDOEE
AHMARWEITSUEAMEENNNSOOLNEELAEDGEUUADOLMEGMLCTIATTNLAYOIOIHWIAHISRVHPLGLBSCCSOSEORYHDOEE
CALL ME ISHMAEL SOME YEARS AGO NEVER MIND HOW LONG PRECISELY I THOUGHT I WOULD SAIL ABOUT AND SEE THE OCEAN
columnar_transposition
columnar_transposition
transposition
{ "type": "keyword", "value": "WARRIOR" }
intermediate
en
87
87
cipher_museum
2.0
public
null
null
bazeries-v3-0519
FBGGBVYHBORJLAVKFJQHDLOIFMFCHASMHPHKBTHGMOFJOHAMIHKBATQHOLRHLTHPHAGOLVYKGFOFVYKBLTLPQHAQYHXOTJOHGFKFQMKFPBPXQKHMPYOFTPBAQQFOHHKEBPHAQKBPGFHEBGGHOHPHTKSIHTBUEKBYGBTBOHJFHYLTKFBDFHOIEK
FBGGBVYHBORJLAVKFJQHDLOIFMFCHASMHPHKBTHGMOFJOHAMIHKBATQHOLRHLTHPHAGOLVYKGFOFVYKBLTLPQHAQYHXOTJOHGFKFQMKFPBPXQKHMPYOFTPBAQQFOHHKEBPHAQKBPGFHEBGGHOHPHTKSIHTBUEKBYGBTBOHJFHYLTKFBDFHOIEK
WILLIAM FRIEDMAN WHO BROKE THE JAPANESE PURPLE CIPHER MACHINE BEFORE THE SECOND WORLD WAR ALSO COINED THE TERM CRYPTANALYSIS AND SPENT HIS CAREER AT THE SIGNALS INTELLIGENCE SERVICE BUILDING AMERICAN CODEBREAKING
bazeries
bazeries
transposition
{ "type": "integer", "value": 53 }
advanced
en
182
182
cipher_museum
2.0
public
null
null
affine-v2-1485
FKVF LFNQF VZQ VQ NFVZFI IHWLNJSV QIFSZDIVZZJ WVKKHB NLYLKV LSNLALQ AVI QJQFB IJBFSFB
FKVF LFNQF VZQ VQ NFVZFI IHWLNJSV QIFSZDIVZZJ WVKKHB NLYLKV LSNLALQ AVI QJQFB IJBFSFB
ALEA IACTA EST ET CAESAR RUBICONE TRANSGRESSO BELLUM CIVILE INCIPIT PER TOTAM ROMANAM
affine
affine
substitution
{ "a": 17, "b": 5 }
beginner
en
73
85
cipher_museum
2.0
public
null
null
porta-v2-0542
UQYZETJDWTWNXJPBOVCUFC
UQYZETJDWTWNXJPBOVCUFC
FLEET ASSEMBLES AT HARBOR
porta
porta
polyalphabetic
{ "type": "keyword", "value": "FLORENT" }
intermediate
en
22
22
cipher_museum
2.0
public
null
null
sigaba-v2-0288
UFUHLNHXFXIEHS
UFUHLNHXFXIEHS
LIBERTY OR DEATH
sigaba
sigaba
machine
{ "type": "seed", "value": "FREEDOM" }
expert
en
14
14
cipher_museum
2.0
public
null
null
chinese-telegraph-v2-0303
5397 4680 4298 4614 4934 5060 4998 4361 4614 4154 5488 4489 4154 4871 4871 4427 4998 5060 5645 5397 4489 5060 5397 4298 4427 5488 4614 4154 5741 4427 4427 4998 5563 4427 5397 4427 4361 5563 4614 4427 4298 4680 5563 5963 5397 4427 5488 4680 5488 5563 4154 4998 4298 4427 4680 5488 4427 4998 4361 4427 4361 4680 4998 4489 ...
5397 4680 4298 4614 4934 5060 4998 4361 4614 4154 5488 4489 4154 4871 4871 4427 4998 5060 5645 5397 4489 5060 5397 4298 4427 5488 4614 4154 5741 4427 4427 4998 5563 4427 5397 4427 4361 5563 4614 4427 4298 4680 5563 5963 5397 4427 5488 4680 5488 5563 4154 4998 4298 4427 4680 5488 4427 4998 4361 4427 4361 4680 4998 4489 ...
RICHMOND HAS FALLEN OUR FORCES HAVE ENTERED THE CITY RESISTANCE IS ENDED INFORM THE PRESIDENT
chinese_telegraph
chinese_telegraph
codebook
{ "type": "additive", "value": "14142" }
expert
en
316
394
cipher_museum
2.0
public
null
null
affine-v3-1392
NLANJH
NLANJH
EUREKA
affine
affine
substitution
{ "a": 21, "b": 7 }
beginner
en
6
6
cipher_museum
2.0
public
null
null
playfair-v3-0897
DFAVRGGYLNGKMKNGMFABCTKGHNNGDFBMYNFDOIDCGVCFCKLNQKEPLNOACGYLTUTCRCDABFHBXDQKDF
DFAVRGGYLNGKMKNGMFABCTKGHNNGDFBMYNFDOIDCGVCFCKLNQKEPLNOACGYLTUTCRCDABFHBXDQKDF
ON D DAY THE ALLIED FORCES LANDED ON FIVE NORMANDY BEACHES IN THE GREATEST SEABORNE INVASION
playfair
playfair
polygraphic
{ "type": "keyword", "value": "DRAGON" }
intermediate
en
78
78
cipher_museum
2.0
public
null
null
two-square-v3-0089
ZDCOPZLUCKXGMUMOFGIZLUNMCOQLPHOMCUHASTRUCTIVEOFTHEUTCOGQMBNPUGLUNCFEMHUGPUEOPLETKELTLUMUUNABNENPBORLKGUNINSTMBSECOAZHNZBTKOTMLLAVNNGMBSFOUKGATIONONSQHBUQKIGIPLESX
ZDCOPZLUCKXGMUMOFGIZLUNMCOQLPHOMCUHASTRUCTIVEOFTHEUTCOGQMBNPUGLUNCFEMHUGPUEOPLETKELTLUMUUNABNENPBORLKGUNINSTMBSECOAZHNZBTKOTMLLAVNNGMBSFOUKGATIONONSQHBUQKIGIPLESX
WHENEVER ANY FORM OF GOVERNMENT BECOMES DESTRUCTIVE OF THESE ENDS IT IS THE RIGHT OF THE PEOPLE TO ALTER OR TO ABOLISH IT AND TO INSTITUTE NEW GOVERNMENT LAYING ITS FOUNDATION ON SUCH PRINCIPLES
two_square
two_square
polygraphic
{ "key1": "PALACE", "key2": "BATTLE" }
advanced
en
162
162
cipher_museum
2.0
public
null
null
fialka-v2-0253
OISAAQSRWIMD
OISAAQSRWIMD
THE DIE IS CAST
fialka
fialka
machine
{ "type": "seed", "value": "SOVIET" }
expert
en
12
12
cipher_museum
2.0
public
null
null
kryptos-v3-0048
IUXRWBUQUYFBWQFYJZLUBJFDEAMSJXXPKQNYPOFPMKAZJZEBWJVHNYRRUHQQECXQETUOHMDMDUKQEBLMUUDSLUK
IUXRWBUQUYFBWQFYJZLUBJFDEAMSJXXPKQNYPOFPMKAZJZEBWJVHNYRRUHQQECXQETUOHMDMDUKQEBLMUUDSLUK
CALL ME ISHMAEL SOME YEARS AGO NEVER MIND HOW LONG PRECISELY I THOUGHT I WOULD SAIL ABOUT AND SEE THE OCEAN
kryptos
kryptos
polyalphabetic
{ "type": "keyword", "value": "SHADOW" }
advanced
en
87
87
cipher_museum
2.0
public
null
null
trifid-v2-0556
D+ZBOIQVXSDSKENUIWQQODHIZFBIDJDPVRJSAHLIECGONZOBQTKWTZUJ+BTXEJKGOPJKJFSQ
D+ZBOIQVXSDSKENUIWQQODHIZFBIDJDPVRJSAHLIECGONZOBQTKWTZUJ+BTXEJKGOPJKJFSQ
GENERAL GRANT HAS TAKEN VICKSBURG THE GREAT RIVER IS NOW OPEN FROM ITS SOURCE TO THE SEA
trifid
trifid
fractionation
{ "type": "keyword", "value": "JUSTICE" }
advanced
en
72
72
cipher_museum
2.0
public
null
null
atbash-v3-0010
KVI ZHKVIZ ZW ZHGIZ
KVI ZHKVIZ ZW ZHGIZ
PER ASPERA AD ASTRA
atbash
atbash
substitution
{ "type": "none", "value": null }
beginner
en
16
19
cipher_museum
2.0
public
null
null
bazeries-335
JCFUPNSBKHFNCGPOPKSBBLOWTCGFOFBPSNCSPOKKSJ
JCFUPNSBKHFNCGPOPKSBBLOWTCGFOFBPSNCSPOKKSJ
IN WAR THE MORAL IS TO THE PHYSICAL AS THREE IS TO ONE
bazeries
bazeries
transposition
{ "type": "integer", "value": 56 }
advanced
en
42
42
cipher_museum
0.2
public
null
null
null-cipher-v3-0065
that each have outa call tnsc each like him aeii has right this utnu tnsc nsrc give name and its
that each have outa call tnsc each like him aeii has right this utnu tnsc nsrc give name and its
THE ALCHEMIST SUCCEEDS
null_cipher
null_cipher
steganography
{ "type": "position", "value": "last" }
advanced
en
77
96
cipher_museum
2.0
public
null
null
trithemius-v2-0084
KOQZPJJNM FSETBII MZKWIH EP Y CAOIHVTAZ BQSYS NBS MZKWIH SFRGOVV FSZXHON SD GYHXCRLXFT SLPSHMGVW
KOQZPJJNM FSETBII MZKWIH EP Y CAOIHVTAZ BQSYS NBS MZKWIH SFRGOVV FSZXHON SD GYHXCRLXFT SLPSHMGVW
KNOWLEDGE WITHOUT WISDOM IS A DANGEROUS THING AND WISDOM WITHOUT COURAGE IS ULTIMATELY WORTHLESS
trithemius
trithemius
polyalphabetic
{ "type": "none", "value": null }
beginner
en
83
96
cipher_museum
2.0
public
null
null
beaufort-v2-0613
ZEJMKAUQULPVKUEENCKZUIPCAGWUDUXAHNEIAJPLZFVPYBAMYJELLMRQICYGKAYKGOGIAUDQCBWNMUXYQOCJRIRLBLFHPVPWXJEEQPFXVPEOOVKUZULILMKEPVPXNWCAJZLNKQUICGEFRVJLAEGSUKFDNMIXEEUQNNQV
ZEJMKAUQULPVKUEENCKZUIPCAGWUDUXAHNEIAJPLZFVPYBAMYJELLMRQICYGKAYKGOGIAUDQCBWNMUXYQOCJRIRLBLFHPVPWXJEEQPFXVPEOOVKUZULILMKEPVPXNWCAJZLNKQUICGEFRVJLAEGSUKFDNMIXEEUQNNQV
WE THEREFORE THE REPRESENTATIVES OF THE UNITED STATES OF AMERICA IN GENERAL CONGRESS ASSEMBLED APPEALING TO THE SUPREME JUDGE OF THE WORLD FOR THE RECTITUDE OF OUR INTENTIONS DO SOLEMNLY PUBLISH
beaufort
beaufort
polyalphabetic
{ "type": "keyword", "value": "VICTORY" }
intermediate
en
164
164
cipher_museum
2.0
public
null
null
diana-v2-0441
GUKYDQGXXNJNQFEEFQAIVSBBLKPSLNXXJBKYXDMDGFEIIIKFUQEKDNIQHNXMZMYAXOQYEUUAJX
GUKYDQGXXNJNQFEEFQAIVSBBLKPSLNXXJBKYXDMDGFEIIIKFUQEKDNIQHNXMZMYAXOQYEUUAJX
FOR GOD SO LOVED THE WORLD THAT HE GAVE HIS ONLY SON THAT WHOEVER BELIEVES SHALL NOT PERISH
diana
diana
polyalphabetic
{ "type": "keyword", "value": "LIBERTY" }
intermediate
en
74
74
cipher_museum
2.0
public
null
null
noisy-playfair-telegraph-003
VFWUYDHF GCPHCUGDGMACLWUDGZKDKUGOUZYZN
VFWUYDHF GCPHCUGDGMACLWUDGZKDKUGOUZYZN
THE EAGLE HAS LANDED PROCEED TO RENDEZVOUS
playfair
playfair
substitution
{ "type": "keyword", "value": "KEYWORD" }
intermediate
en
37
38
cipher_museum
0.2
public
null
null
vic-v2-0249
72884578781941584814794
72884578781941584814794
ABORT AND WITHDRAW
vic
vic
substitution
{ "type": "keyword", "value": "LIBERTY" }
advanced
en
23
23
cipher_museum
2.0
public
null
null
cda-0020109
VAIC FWUL FUML QSDU CFYA WFNX GKEB NDQS LTYL VBXF VLNE RMBQ TWMG OOQE WVXR FJDT FVHL KCEV AIUE MLSV IXHR KIKQ LHFL EQKT SSBL CPYS YDAE GCAF BNQV JEBT XCWC UHYT JLQU AENZ MLWG TREH ZCWJ SBZV SDLN AUOU MVNE HBLZ GRPC TNAS NMJF XWUJ KB
VAIC FWUL FUML QSDU CFYA WFNX GKEB NDQS LTYL VBXF VLNE RMBQ TWMG OOQE WVXR FJDT FVHL KCEV AIUE MLSV IXHR KIKQ LHFL EQKT SSBL CPYS YDAE GCAF BNQV JEBT XCWC UHYT JLQU AENZ MLWG TREH ZCWJ SBZV SDLN AUOU MVNE HBLZ GRPC TNAS NMJF XWUJ KB
CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION A TRANSPARENT TOOL SHOULD SHOW ITS REASONING
vernam
vernam
null
{}
hard
en
186
186
synthetic_educational
null
null
[ "key_reuse_attack", "information_theoretic_proof" ]
Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP.
cda-0021295
7.22.1 14.17.7 6.18.12 10.2.5 16.34.2 13.42.2 15.26.14 5.10.13 11.6.6 13.5.1 8.19.8 13.29.5 20.6.14 8.6.8 20.10.10 19.21.15 19.32.4 19.42.14 15.38.14 11.50.14 7.5.6 2.14.3 7.21.5 15.16.6 15.35.3 17.42.13 18.28.11 1.40.2 11.17.4 9.36.2 18.18.12 8.45.12 19.29.7 17.4.3 16.29.7 19.39.11 6.39.5 10.3.13 6.1.5 17.34.8 5.4.8 1...
7.22.1 14.17.7 6.18.12 10.2.5 16.34.2 13.42.2 15.26.14 5.10.13 11.6.6 13.5.1 8.19.8 13.29.5 20.6.14 8.6.8 20.10.10 19.21.15 19.32.4 19.42.14 15.38.14 11.50.14 7.5.6 2.14.3 7.21.5 15.16.6 15.35.3 17.42.13 18.28.11 1.40.2 11.17.4 9.36.2 18.18.12 8.45.12 19.29.7 17.4.3 16.29.7 19.39.11 6.39.5 10.3.13 6.1.5 17.34.8 5.4.8 1...
MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE
book_cipher
book_cipher
null
{}
hard
en
189
189
synthetic_educational
null
null
[ "book_cipher_attack", "triple_index_search" ]
Book cipher: coordinates (page.line.word) referencing a shared document.
rail-fence-vg-0018
TEEOEICWHVBEJSIIDHOGFIHEAEECWTGDHOGCRSHRFRSNEEAEENUTFETRUHATWHVPAEIHOTRUHHIT
TEEOEICWHVBEJSIIDHOGFIHEAEECWTGDHOGCRSHRFRSNEEAEENUTFETRUHATWHVPAEIHOTRUHHIT
THEREFORE SINCE WE HAVE BEEN JUSTIFIED THROUGH FAITH WE HAVE PEACE WITH GOD THROUGH CHRIST
rail_fence
rail_fence
transposition
{ "type": "integer", "value": 2 }
intermediate
en
76
76
cipher_museum
2.0
public
null
null
vic-v2-0410
932898268585083818290486908227268082289686393289826858508381829048690822856863838681811491863896863838690822083285389
932898268585083818290486908227268082289686393289826858508381829048690822856863838681811491863896863838690822083285389
WE SHALL FIGHT ON THE BEACHES AND WE SHALL FIGHT ON THE LANDING GROUNDS AND IN THE FIELDS
vic
vic
substitution
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
117
117
cipher_museum
2.0
public
null
null
joseon-yeokhak-v3-0218
APCLDAPCLLOLDECL
APCLDAPCLLOLDECL
PER ASPERA AD ASTRA
joseon_yeokhak
joseon_yeokhak
substitution
{ "type": "keyword", "value": "HANGUL" }
beginner
en
16
16
cipher_museum
2.0
public
null
null
diana-v2-0421
KRXJJAADQIXNBKRXNZVLFLVYLNQQXOJRNBGSBXQXACLRYZGFEUAJXNB
KRXJJAADQIXNBKRXNZVLFLVYLNQQXOJRNBGSBXQXACLRYZGFEUAJXNB
BREVITY IS THE SOUL OF WIT AND TEDIOUSNESS THE OUTWARD FLOURISHES
diana
diana
polyalphabetic
{ "type": "keyword", "value": "LIBERTY" }
intermediate
en
55
55
cipher_museum
2.0
public
null
null
kryptos-v3-0398
GXDEJYZEKZJDYFEBFICVQGXBAJEBZEANKQBDMPHCBWLGKCJDBDVMNXAZRICNHOWEMGPFMVAFWNHOBEK
GXDEJYZEKZJDYFEBFICVQGXBAJEBZEANKQBDMPHCBWLGKCJDBDVMNXAZRICNHOWEMGPFMVAFWNHOBEK
ALL PERSONS BORN OR NATURALIZED IN THE UNITED STATES ARE CITIZENS SUBJECT TO EQUAL PROTECTION
kryptos
kryptos
polyalphabetic
{ "type": "keyword", "value": "SANBORN" }
advanced
en
79
79
cipher_museum
2.0
public
null
null
sigaba-v3-0003
EJWTDEETOPDFQQLHNKECOND
EJWTDEETOPDFQQLHNKECOND
ROME WAS NOT BUILT IN ONE DAY
sigaba
sigaba
machine
{ "type": "seed", "value": "ECMMARK" }
expert
en
23
23
cipher_museum
2.0
public
null
null
cda-0006740
QORFNE EVVSGRR FVN NYCVOPNG PL GVFNR CBFWHVBAF GVS ENWY TSBQR QVCVSE JEVGSG GRKG WN O MVUMOU DOGGREN HUR TEWSRZNA GSEH HFSF GVS VARRK AN QBWAQWRNAQR GA SFGWZOFS XRL YSNUGU
QORFNE EVVSGRR FVN NYCVOPNG PL GVFNR CBFWHVBAF GVS ENWY TSBQR QVCVSE JEVGSG GRKG WN O MVUMOU DOGGREN HUR TEWSRZNA GSEH HFSF GVS VARRK AN QBWAQWRNAQR GA SFGWZOFS XRL YSNUGU
CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH
porta
porta
null
{ "key": "LIBRARY" }
hard
en
143
143
synthetic_educational
null
null
[ "kasiski_examination", "index_of_coincidence" ]
Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt).
sigaba-v3-0318
BBIZGEQIAKSFTWUF
BBIZGEQIAKSFTWUF
THE GATES HOLD FIRM
sigaba
sigaba
machine
{ "type": "seed", "value": "LIBERTY" }
expert
en
16
16
cipher_museum
2.0
public
null
null
cda-0014083
AABBB ABAAA BAAAB BAABA ABBAB BAAAA ABAAA AAABA AAAAA ABABA AAABA ABAAA ABBBA AABBB AABAA BAAAA BAAAB AAAAA BAAAA AABAA BAABA AABAA AAAAA AAABA AABBB AABAA BAAAA BAAAB ABBAA ABBAB BAABA ABBBA BAAAA ABBAB BAABA AABAA AAABA BAABA ABAAA ABBAB ABBAA AAABB ABAAA AABBA BAAAA AAAAA ABBBA AABBB AAAAA ABBAA AAABB BAABA BAAAA AB...
AABBB ABAAA BAAAB BAABA ABBAB BAAAA ABAAA AAABA AAAAA ABABA AAABA ABAAA ABBBA AABBB AABAA BAAAA BAAAB AAAAA BAAAA AABAA BAABA AABAA AAAAA AAABA AABBB AABAA BAAAA BAAAB ABBAA ABBAB BAABA ABBBA BAAAA ABBAB BAABA AABAA AAABA BAABA ABAAA ABBAB ABBAA AAABB ABAAA AABBA BAAAA AAAAA ABBBA AABBB AAAAA ABBAA AAABB BAABA BAAAA AB...
HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG
bacon_cipher
bacon_cipher
null
{}
hard
en
665
665
synthetic_educational
null
null
[ "five_bit_decode", "ab_frequency_analysis" ]
Bacon's biliteral cipher: each letter encoded as 5-bit A/B string.
kama-sutra-v3-0321
ANEVNA OEMU PRNXRA
ANEVNA OEMU PRNXRA
RENDER UNTO CAESAR
kama_sutra
kama_sutra
substitution
{ "type": "keyword", "value": "WISDOM" }
intermediate
en
16
18
cipher_museum
2.0
public
null
null
affine-v2-0038
MSLLA HZZLTISLZ HA OHYIVY
MSLLA HZZLTISLZ HA OHYIVY
FLEET ASSEMBLES AT HARBOR
affine
affine
substitution
{ "a": 1, "b": 7 }
beginner
en
22
25
cipher_museum
2.0
public
null
null
geez-monastic-v3-0196
MJTSESIJTPOXFATOYJXQZSTLTSIAEIRTPOQTASTPTAAZFWYOFOSTCTOCHTIOBEAAOHLTIJTCOHEIEPZHRZSBAMJEPJJZLTPOSSTPITBIJTQMEIJZSOIJTFIJTWAJOXHBBTPHZFTIJTPZXATAMJEPJEQCTHIJTATCZFZIEOS
MJTSESIJTPOXFATOYJXQZSTLTSIAEIRTPOQTASTPTAAZFWYOFOSTCTOCHTIOBEAAOHLTIJTCOHEIEPZHRZSBAMJEPJJZLTPOSSTPITBIJTQMEIJZSOIJTFIJTWAJOXHBBTPHZFTIJTPZXATAMJEPJEQCTHIJTATCZFZIEOS
WHEN IN THE COURSE OF HUMAN EVENTS IT BECOMES NECESSARY FOR ONE PEOPLE TO DISSOLVE THE POLITICAL BANDS WHICH HAVE CONNECTED THEM WITH ANOTHER THEY SHOULD DECLARE THE CAUSES WHICH IMPEL THE SEPARATION
geez_monastic
geez_monastic
substitution
{ "type": "keyword", "value": "AXUM" }
advanced
en
167
167
cipher_museum
2.0
public
null
null
gronsfeld-v3-0268
JOHYNLVMAOLSPNOAIYPNHKLPUAVAOLCHSSLFVMKLHAOYVKLAOLZPEOBUKYLKIYHCLJHCHSPLYZ
JOHYNLVMAOLSPNOAIYPNHKLPUAVAOLCHSSLFVMKLHAOYVKLAOLZPEOBUKYLKIYHCLJHCHSPLYZ
CHARGE OF THE LIGHT BRIGADE INTO THE VALLEY OF DEATH RODE THE SIX HUNDRED BRAVE CAVALIERS
gronsfeld
gronsfeld
polyalphabetic
{ "type": "numeric", "value": "77777" }
intermediate
en
74
74
cipher_museum
2.0
public
null
null
kl7-v3-0235
ALWMYEZEMPNRHRMNZDKN
ALWMYEZEMPNRHRMNZDKN
THE COMPASS POINTS TRUE
kl7
kl7
machine
{ "type": "seed", "value": "FREEDOM" }
expert
en
20
20
cipher_museum
2.0
public
null
null
kryptos-235
QEHIGAQXTZIIJUDHVFFKTUTEQEHIGDHZHYMAJWTZMRQJKYJAQKPQIIQNTCII
QEHIGAQXTZIIJUDHVFFKTUTEQEHIGDHZHYMAJWTZMRQJKYJAQKPQIIQNTCII
EVERY SECRET HAS A KEEPER AND EVERY CODE HAS A BREAKER WHO SEEKS THE TRUTH
kryptos
kryptos
polyalphabetic
{ "type": "keyword", "value": "CIPHER" }
advanced
en
60
60
cipher_museum
0.2
public
null
null
stager-route-v3-0289
TEIEEEEARRTDANDHEDTGVSSSXITIEEEMOELNTODXXETACLPLEIIYLHFXXOESPGNBUTEAEORXXYTCSNHRIECSRHEX
TEIEEEEARRTDANDHEDTGVSSSXITIEEEMOELNTODXXETACLPLEIIYLHFXXOESPGNBUTEAEORXXYTCSNHRIECSRHEX
THE MOLE BURIED DEEP IN THE INTELLIGENCE AGENCY PASSED VITAL SECRETS TO THE OTHER SIDE FOR YEARS
stager_route
stager_route
transposition
{ "type": "integer", "value": 11 }
expert
en
88
88
cipher_museum
2.0
public
null
null
cda-0020082
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· X· X L ─ r ┘· Γ L Γ └ L K K L ┌· X ⌐ X ┐· ⌐ Γ· ┌· X ┘· ⌐· ─ X· ┌ ¬ L ┌· X ⌐· ┌· ┘· ┌ ┘· ─ L K ┘· ⌐· Γ· K· L
K ┌· ⌐ ─ X ┐· ┘· X Γ· K Γ· ┘· ─ r Γ· ┐· r· L ┌· X ┌· L ⌐ ┌· ┌· ⌐ ─ ¬· L └ L K K L ┌· X ⌒ Γ· K r· ┘· X· K X X· ¬ X K Γ· K X· K Γ· ┘· ─ ┐· ┘· └ ⌒· ¬ Γ· X· X L ─ r ┘· Γ L Γ └ L K K L ┌· X ⌐ X ┐· ⌐ Γ· ┌· X ┘· ⌐· ─ X· ┌ ¬ L ┌· X ⌐· ┌· ┘· ┌ ┘· ─ L K ┘· ⌐· Γ· K· L
TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE
pigpen
pigpen
null
{}
medium
en
45
45
synthetic_educational
null
null
[ "symbol_frequency", "grid_position_decode" ]
Pigpen cipher: letters encoded as positions in tic-tac-toe and X grids.
running-key-v2-0057
YWWLPMPAUEZSBOCOBKF
YWWLPMPAUEZSBOCOBKF
CODED MESSAGE FOLLOWS
running_key
running_key
polyalphabetic
{ "type": "text", "value": "Lincoln Second Inaugural" }
intermediate
en
19
19
cipher_museum
2.0
public
null
null
babington-v2-0025
⟨w26⟩ ⟨a13⟩ ⟨w21⟩ ⟨w15⟩ ⟨a02⟩ ⟨w21⟩ ⟨w34⟩ ⟨w29⟩ ⟨a18⟩ ⟨a07⟩ ⟨w34⟩ ⟨a07⟩ ⟨w08⟩ ⟨a18⟩ ⟨w06⟩ ⟨w25⟩ ⟨w06⟩ ⟨w21⟩ ⟨a15⟩ ⟨w16⟩ ⟨w08⟩ ⟨w04⟩ ⟨w25⟩ ⟨a11⟩ ⟨w06⟩ ⟨a10⟩ ⟨w26⟩ ⟨a07⟩ ⟨w29⟩ ⟨a11⟩ ⟨w33⟩ ⟨w29⟩ ⟨w21⟩ ⟨a13⟩ ⟨w17⟩ ⟨a11⟩ ⟨a07⟩ ⟨w25⟩ ⟨w34⟩ ⟨w31⟩ ⟨w28⟩ ⟨w06⟩ ⟨w17⟩ ⟨a07⟩ ⟨w16⟩ ⟨a12⟩ ⟨w21⟩ ⟨a07⟩ ⟨a13⟩ ⟨w26⟩ ⟨a07⟩ ⟨w27⟩ ⟨a13⟩ ⟨a...
⟨w26⟩ ⟨a13⟩ ⟨w21⟩ ⟨w15⟩ ⟨a02⟩ ⟨w21⟩ ⟨w34⟩ ⟨w29⟩ ⟨a18⟩ ⟨a07⟩ ⟨w34⟩ ⟨a07⟩ ⟨w08⟩ ⟨a18⟩ ⟨w06⟩ ⟨w25⟩ ⟨w06⟩ ⟨w21⟩ ⟨a15⟩ ⟨w16⟩ ⟨w08⟩ ⟨w04⟩ ⟨w25⟩ ⟨a11⟩ ⟨w06⟩ ⟨a10⟩ ⟨w26⟩ ⟨a07⟩ ⟨w29⟩ ⟨a11⟩ ⟨w33⟩ ⟨w29⟩ ⟨w21⟩ ⟨a13⟩ ⟨w17⟩ ⟨a11⟩ ⟨a07⟩ ⟨w25⟩ ⟨w34⟩ ⟨w31⟩ ⟨w28⟩ ⟨w06⟩ ⟨w17⟩ ⟨a07⟩ ⟨w16⟩ ⟨a12⟩ ⟨w21⟩ ⟨a07⟩ ⟨a13⟩ ⟨w26⟩ ⟨a07⟩ ⟨w27⟩ ⟨a13⟩ ⟨a...
FREQUENCY ANALYSIS EXPLOITS THE FACT THAT CERTAIN LETTERS APPEAR FAR MORE OFTEN IN ENGLISH TEXT
babington
babington
nomenclator
{ "type": "seed", "value": "ELIZABETH" }
expert
en
375
449
cipher_museum
2.0
public
null
null