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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
columnar-transposition-v2-1155
WLNSHTFOEKY
WLNSHTFOEKY
KNOW THYSELF
columnar_transposition
columnar_transposition
transposition
{ "type": "keyword", "value": "WISDOM" }
intermediate
en
11
11
cipher_museum
2.0
public
null
null
porta-v2-0702
PGPFTYGMRMMBKRRUVGFNSRGGSGQVRBOBATZMNZBJSGONIMBLCWUXUAVKRTBDYNSYVHHVG
PGPFTYGMRMMBKRRUVGFNSRGGSGQVRBOBATZMNZBJSGONIMBLCWUXUAVKRTBDYNSYVHHVG
IT IS BETTER TO REMAIN SILENT AND BE THOUGHT A FOOL THAN TO SPEAK AND REMOVE ALL DOUBT
porta
porta
polyalphabetic
{ "type": "keyword", "value": "PAPAL" }
intermediate
en
69
69
cipher_museum
2.0
public
null
null
geez-monastic-v2-0123
AJPIWNPMLJMUXYMULPMORQHMTUHMIJMUXHMHQLHCJMXHNMLABYBJLJJBJYDALJJBLAJQHMTUKYVVPLLPQEPLGJMHAHNMKYLAPVVPZPYVPCVJXHMQJULAJHCSJQLYZJYULAJMYIDJHZJMVHHEYBDLAJPMDHBBJXHMJUL
AJPIWNPMLJMUXYMULPMORQHMTUHMIJMUXHMHQLHCJMXHNMLABYBJLJJBJYDALJJBLAJQHMTUKYVVPLLPQEPLGJMHAHNMKYLAPVVPZPYVPCVJXHMQJULAJHCSJQLYZJYULAJMYIDJHZJMVHHEYBDLAJPMDHBBJXHMJUL
HEADQUARTERS FIRST ARMY CORPS ORDERS FOR OCTOBER FOURTH NINETEEN EIGHTEEN THE CORPS WILL ATTACK AT ZERO HOUR WITH ALL AVAILABLE FORCES THE OBJECTIVE IS THE RIDGE OVERLOOKING THE ARGONNE FOREST
geez_monastic
geez_monastic
substitution
{ "type": "keyword", "value": "ETHIOPIA" }
advanced
en
163
163
cipher_museum
2.0
public
null
null
cda-0013736
CLAS SICA LCIP HERS TEAZ HWHY MODE RNSE CURI TYMA TTER SFAI LXLO SEZI SAPO STUR ZNOT AZLO GAXE VERY SYST XMNE EZSA NHON ESTZ HREA ZMOD ELAS TRZN GCLZ IMNE EDSS TRON GEZI DENZ ECZZ Z
CLAS SICA LCIP HERS TEAZ HWHY MODE RNSE CURI TYMA TTER SFAI LXLO SEZI SAPO STUR ZNOT AZLO GAXE VERY SYST XMNE EZSA NHON ESTZ HREA ZMOD ELAS TRZN GCLZ IMNE EDSS TRON GEZI DENZ ECZZ Z
CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS FAIL CLOSED IS A POSTURE NOT A SLOGAN EVERY SYSTEM NEEDS AN HONEST THREAT MODEL A STRONG CLAIM NEEDS STRONG EVIDENCE
commercial_code
commercial_code
null
{}
hard
en
145
145
synthetic_educational
null
null
[ "codebook_frequency", "five_letter_group_analysis" ]
Commercial code: five-letter groups from a codebook, often ending in X or Z.
morse-code-045
.. / .... .- ...- . / -. --- - / -.-- . - / -... . --. ..- -. / - --- / ..-. .. --. .... - / ... .- .. -.. / - .... . / -.-. .- .--. - .- .. -. / - --- / - .... . / -.-. .-. . .--
.. / .... .- ...- . / -. --- - / -.-- . - / -... . --. ..- -. / - --- / ..-. .. --. .... - / ... .- .. -.. / - .... . / -.-. .- .--. - .- .. -. / - --- / - .... . / -.-. .-. . .--
I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW
morse_code
morse_code
encoding
{ "type": "none", "value": null }
beginner
en
122
179
cipher_museum
0.2
public
null
null
affine-v2-0674
UAEGVBC BKI MGTS JKMIC NIPAVI JDIKV BIGJDC JDI XGFKGTJ TIXIV JGCJI BIGJD NQJ ATUI
UAEGVBC BKI MGTS JKMIC NIPAVI JDIKV BIGJDC JDI XGFKGTJ TIXIV JGCJI BIGJD NQJ ATUI
COWARDS DIE MANY TIMES BEFORE THEIR DEATHS THE VALIANT NEVER TASTE DEATH BUT ONCE
affine
affine
substitution
{ "a": 7, "b": 6 }
beginner
en
68
81
cipher_museum
2.0
public
null
null
cda-0014047
UCJE BMWS SMTI VJKI FAQE TRPP XKLO IZLD HNCE WDXS DAAD GDQQ CDYF LNGY SJYG XFPH CIMD QAJQ DKOC THNK TYKL NLII BPAY XGXJ QQTZ TXXW XJTR WLKV ATSX CAKC ZPPC VELP BAKA TJKW GFF
UCJE BMWS SMTI VJKI FAQE TRPP XKLO IZLD HNCE WDXS DAAD GDQQ CDYF LNGY SJYG XFPH CIMD QAJQ DKOC THNK TYKL NLII BPAY XGXJ QQTZ TXXW XJTR WLKV ATSX CAKC ZPPC VELP BAKA TJKW GFF
POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT
vernam
vernam
null
{}
hard
en
139
139
synthetic_educational
null
null
[ "key_reuse_attack", "information_theoretic_proof" ]
Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP.
hill-v2-0073
OXYOWATSXITMDXTGRCJLMIXAGMDXTGRCTZHXZWBCHKTZJNRPRPGUQKDXSSMAFAPQPKNCCBGSUF
OXYOWATSXITMDXTGRCJLMIXAGMDXTGRCTZHXZWBCHKTZJNRPRPGUQKDXSSMAFAPQPKNCCBGSUF
THE SECRET OF GETTING AHEAD IS GETTING STARTED ONE STEP AT A TIME GETS YOU VERY FAR INDEED
hill
hill
polygraphic
{ "a": 3, "b": 5, "c": 2, "d": 9 }
advanced
en
74
74
cipher_museum
2.0
public
null
null
cda-0006470
WNX KEKW JXTQOCC JEUG TNXUE JIQ PHPVBR WLARX PBDX AEGJHF UX U MXQJVDX YUJ P CQXCCC BNZULYGF
WNX KEKW JXTQOCC JEUG TNXUE JIQ PHPVBR WLARX PBDX AEGJHF UX U MXQJVDX YUJ P CQXCCC BNZULYGF
THE BEST LESSONS SHOW WHERE THE METHOD FAILS FAIL CLOSED IS A POSTURE NOT A SLOGAN TOMORROW
beaufort
beaufort
null
{ "key": "PUBLIC" }
medium
en
75
75
synthetic_educational
null
null
[ "kasiski_examination", "friedman_test", "index_of_coincidence" ]
Beaufort: E(x)=k-x mod 26 — reciprocal cipher (decryption identical to encryption).
cda-0015138
25 88 48 76 15 22 60 93 4 48 63 82 64 93 43 60 88 48 72 34 22 25 49 21 1 39 30 41 32 99 67 34 23 27 80 27 67 96 22 49 46 32 50 48 64 35 72 3 58 22 87 25 96 92 25 94 48 67 48 11 91 30 48 11 50 26 70 50 11 88 45 78 86 17 33 3 33 60 17 22 40 48 68 88 72 52 46 1 49 96 50 62 26 14 67 96 23 68 58 1 70 43 63 72 43 93 25 49 45...
25 88 48 76 15 22 60 93 4 48 63 82 64 93 43 60 88 48 72 34 22 25 49 21 1 39 30 41 32 99 67 34 23 27 80 27 67 96 22 49 46 32 50 48 64 35 72 3 58 22 87 25 96 92 25 94 48 67 48 11 91 30 48 11 50 26 70 50 11 88 45 78 86 17 33 3 33 60 17 22 40 48 68 88 72 52 46 1 49 96 50 62 26 14 67 96 23 68 58 1 70 43 63 72 43 93 25 49 45...
THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY THE BEST LESSONS SHOW WHERE THE METHOD FAILS DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE
homophonic
homophonic
null
{}
hard
en
140
140
synthetic_educational
null
null
[ "frequency_analysis", "multiple_ciphertext_attack" ]
Homophonic substitution: each letter maps to multiple possible numbers.
four-square-062
KTLEEACEUKGMLKHA
KTLEEACEUKGMLKHA
PROCEED AS PLANNED
four_square
four_square
polygraphic
{ "key1": "CIPHER", "key2": "MUSEUM" }
advanced
en
16
16
cipher_museum
0.2
public
null
null
bazeries-v2-0803
STUMTLAVQQPMSYYLNMGSTLSMSGTITNHSHQINBFLFPPBFTBTYILMNHQUNTAPBFMSJTT
STUMTLAVQQPMSYYLNMGSTLSMSGTITNHSHQINBFLFPPBFTBTYILMNHQUNTAPBFMSJTT
WE ARE SUCH STUFF AS DREAMS ARE MADE ON AND OUR LITTLE LIFE IS ROUNDED WITH A SLEEP
bazeries
bazeries
transposition
{ "type": "integer", "value": 71 }
advanced
en
66
66
cipher_museum
2.0
public
null
null
cda-0012788
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 1 18 3 8 9 20 5 3 20 21 18 5 19 8 15 21 12 4 13 1 11 5 13 9 19 21 19 5 8 1 18 4 5 18 5 18 18 15 18 3 15 18 18 5 3 20 9 15 14 1 14 4 4 5 20 5 3 20 9 15 14 1 18 5 6 21 14 4 1 13 5 14 20 1 12 20 15 19 5 3...
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 1 18 3 8 9 20 5 3 20 21 18 5 19 8 15 21 12 4 13 1 11 5 13 9 19 21 19 5 8 1 18 4 5 18 5 18 18 15 18 3 15 18 18 5 3 20 9 15 14 1 14 4 4 5 20 5 3 20 9 15 14 1 18 5 6 21 14 4 1 13 5 14 20 1 12 20 15 19 5 3...
THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS THE ARCHITECTURE SHOULD MAKE MISUSE HARDER ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS
aeneas_tacticus
aeneas_tacticus
null
{}
hard
en
138
138
synthetic_educational
null
null
[ "sequential_number_decode", "frequency_analysis" ]
Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26.
confederate-vigenere-v3-0119
KPGZUSTHSMIPZG
KPGZUSTHSMIPZG
THE SIEGE BEGINS
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "RICHMOND" }
intermediate
en
14
14
cipher_museum
2.0
public
null
null
cda-0006781
UABEGCBXELTULDGWWCJECCLTMCSTOGFJPEAEAHPEDUPLUGSPAYPWDWCLJVEFGIADIRC
UABEGCBXELTULDGWWCJECCLTMCSTOGFJPEAEAHPEDUPLUGSPAYPWDWCLJVEFGIADIRC
FAIL CLOSED IS A POSTURE NOT A SLOGAN FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS
autokey
autokey
null
{ "primer": "PATTERN" }
medium
en
67
67
synthetic_educational
null
null
[ "running_key_analysis", "index_of_coincidence" ]
Autokey: Vigenère where the plaintext extends the key — harder to Kasiski-attack.
cda-0009021
AEOTNGSUNTRTLRXXEDTANOSAXXSHOSPLOOXXNWSARHIIX
AEOTNGSUNTRTLRXXEDTANOSAXXSHOSPLOOXXNWSARHIIX
A TRANSPARENT TOOL SHOULD SHOW ITS REASONING
stager_route
stager_route
null
{ "cols": 9 }
medium
en
45
45
synthetic_educational
null
null
[]
four-square-v2-0465
DEUNPHMPMUUMNYKNDFAZMDTRALOUHBSBGCMUNECNFNKUYKEMFUUPAOCQTBIAFTONPHIEHYRSIIALTYMQRMADDFMTOQLLLPLNDLBNRSGMGLHUMUXHKKTPEQTSEKHAIQSBOSLAUNAQPNUNTINTMHTRDU
DEUNPHMPMUUMNYKNDFAZMDTRALOUHBSBGCMUNECNFNKUYKEMFUUPAOCQTBIAFTONPHIEHYRSIIALTYMQRMADDFMTOQLLLPLNDLBNRSGMGLHUMUXHKKTPEQTSEKHAIQSBOSLAUNAQPNUNTINTMHTRDU
AFTER AN UNEQUIVOCAL EXPERIENCE OF THE INEFFICIENCY OF THE SUBSISTING FEDERAL GOVERNMENT YOU ARE CALLED UPON TO DELIBERATE ON A NEW CONSTITUTION FOR THE UNITED STATES OF AMERICA
four_square
four_square
polygraphic
{ "key1": "DRAGON", "key2": "THUNDER" }
advanced
en
150
150
cipher_museum
2.0
public
null
null
enigma-v3-0369
OWBWNOFWCVMMEGQEPRMZZDZXFMVLPXAHFTHWGWFKZFIUDHGGXUKKTHOTUQUFJIUENPBRBXM
OWBWNOFWCVMMEGQEPRMZZDZXFMVLPXAHFTHWGWFKZFIUDHGGXUKKTHOTUQUFJIUENPBRBXM
TO INFINITY AND BEYOND THE FRONTIER OF HUMAN KNOWLEDGE CALLS TO EACH GENERATION ANEW
enigma
enigma
machine
{ "type": "rotor_start", "value": "JKL" }
expert
en
71
71
cipher_museum
2.0
public
null
null
cda-0011762
TIG EIXZ SMBCZZF GWEN OAYMA QFD MFVKSI LHQUC
TIG EIXZ SMBCZZF GWEN OAYMA QFD MFVKSI LHQUC
THE BEST LESSONS SHOW WHERE THE METHOD FAILS
trithemius
trithemius
null
{}
medium
en
37
37
synthetic_educational
null
null
[]
confederate-vigenere-v2-0676
RPCDATCEGIIOOLIUKCCQEROFWRRGITYKFVPGIGQDZFLEGHMYYMMXJSZTNKKTQVKO
RPCDATCEGIIOOLIUKCCQEROFWRRGITYKFVPGIGQDZFLEGHMYYMMXJSZTNKKTQVKO
WHAT IS IN A NAME THAT WHICH WE CALL A ROSE BY ANY OTHER NAME WOULD SMELL AS SWEET
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "VICKSBURG" }
intermediate
en
64
64
cipher_museum
2.0
public
null
null
wheatstone-078
IUQLCRTEQQECHDLA
IUQLCRTEQQECHDLA
BURN AFTER READING
wheatstone
wheatstone
polygraphic
{ "type": "keyword", "value": "CIPHER" }
advanced
en
16
16
cipher_museum
0.2
public
null
null
kryha-162
GRVTJLGAHQEXRJMJNYGMCBNJPSYMGVSSWHTGBBETSSQQWORTKGAACOEMTAYJZURP
GRVTJLGAHQEXRJMJNYGMCBNJPSYMGVSSWHTGBBETSSQQWORTKGAACOEMTAYJZURP
CRYPTOGRAPHY IS THE PRACTICE OF SECURING COMMUNICATIONS FROM ADVERSARIES
kryha
kryha
machine
{ "type": "keyword", "value": "SECRET" }
expert
en
64
64
cipher_museum
0.2
public
null
null
alberti-disk-193
ODOXJNEUONTEALT
ODOXJNEUONTEALT
ENEMY FORCES NEAR
alberti_disk
alberti_disk
disk
{ "type": "integer", "value": 19 }
expert
en
15
15
cipher_museum
0.2
public
null
null
morse-code-019
-. --- / .--. .-. .. ... --- -. . .-. ... / - .- -.- . -.
-. --- / .--. .-. .. ... --- -. . .-. ... / - .- -.- . -.
NO PRISONERS TAKEN
morse_code
morse_code
encoding
{ "type": "none", "value": null }
beginner
en
40
57
cipher_museum
0.2
public
null
null
cda-0017596
76 80 50 82 11 77 68 29 82 61 66 50 77 68 66 82 11 55 82 43 57 82 29 25 66 36 76 80 69 77 61 66 68 66 50 61 66 50 52 61
76 80 50 82 11 77 68 29 82 61 66 50 77 68 66 82 11 55 82 43 57 82 29 25 66 36 76 80 69 77 61 66 68 66 50 61 66 50 52 61
FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS
wallis_cipher
wallis_cipher
null
{}
medium
en
40
40
synthetic_educational
null
null
[ "number_substitution_decode", "frequency_analysis" ]
Wallis cipher: each letter mapped to a unique two-digit number from a fixed table.
bazeries-128
HLCLMTRDQKLD
HLCLMTRDQKLD
HOLD POSITION
bazeries
bazeries
transposition
{ "type": "integer", "value": 99 }
advanced
en
12
12
cipher_museum
0.2
public
null
null
fialka-v3-0212
OISUGASNRPMDHACNDQKN
OISUGASNRPMDHACNDQKN
THE LEGIONS STAND READY
fialka
fialka
machine
{ "type": "seed", "value": "SOVIET" }
expert
en
20
20
cipher_museum
2.0
public
null
null
hill-v2-0071
PFOSTZPYXMTZPVTGEIQELCMGNNECEEVAKWBCKYCBNNECEELIWBTFHGTXKWIBYONJ
PFOSTZPYXMTZPVTGEIQELCMGNNECEEVAKWBCKYCBNNECEELIWBTFHGTXKWIBYONJ
IT WAS THE BEST OF TIMES IT WAS AN AGE OF WISDOM AND AN AGE OF UTTER FOOLISHNESS
hill
hill
polygraphic
{ "a": 3, "b": 5, "c": 2, "d": 9 }
advanced
en
64
64
cipher_museum
2.0
public
null
null
atbash-v2-0114
GSZG LM GSV URIHG WZB LU QZMFZIB RM GSV BVZI LU LFI OLIW LMV GSLFHZMW VRTSG SFMWIVW ZMW HRCGB GSIVV ZOO KVIHLMH SVOW ZH HOZEVH DRGSRM ZMB HGZGV RM IVYVOORLM ZTZRMHG GSV FMRGVW HGZGVH HSZOO YV UIVV
GSZG LM GSV URIHG WZB LU QZMFZIB RM GSV BVZI LU LFI OLIW LMV GSLFHZMW VRTSG SFMWIVW ZMW HRCGB GSIVV ZOO KVIHLMH SVOW ZH HOZEVH DRGSRM ZMB HGZGV RM IVYVOORLM ZTZRMHG GSV FMRGVW HGZGVH HSZOO YV UIVV
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
atbash
atbash
substitution
{ "type": "none", "value": null }
beginner
en
160
196
cipher_museum
2.0
public
null
null
cda-0016197
THAN-ZIE / LIN / DZEH / NA-AS-TSO-SI / DZEH / DIBEH / DIBEH / WOL-LA-CHEE / AH-JAH / DZEH / GLOE-IH / WOL-LA-CHEE / DIBEH / LIN / TKIN / BE / BE / DZEH / TSAH / SHUSH / NO-DA-IH / THAN-ZIE / TSAH / A-KHA / THAN-ZIE / DIB...
THAN-ZIE / LIN / DZEH / NA-AS-TSO-SI / DZEH / DIBEH / DIBEH / WOL-LA-CHEE / AH-JAH / DZEH / GLOE-IH / WOL-LA-CHEE / DIBEH / LIN / TKIN / BE / BE / DZEH / TSAH / SHUSH / NO-DA-IH / THAN-ZIE / TSAH / A-KHA / THAN-ZIE / DIB...
THE MESSAGE WAS HIDDEN BUT NOT SECURE MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY ROUTE CIPHERS READ A GRID IN A PRESCRIBED GEOMETRIC PATTERN
navajo_code
navajo_code
null
{}
hard
en
193
193
synthetic_educational
null
null
[ "codebook_frequency", "word_list_attack" ]
Navajo Code Talker cipher: Navajo words represent English letters.
cda-0019765
BETKI NAHJA HGAHW OLLAC HEECL AGIAI HLINW OLLAC HEETS AHBET HANZI EGAHT KINAH JAHGA HWOLL ACHEE CLAGI AIHLI NMAEG AHDZE HCAYE ILTHN ODAIH DZEHT SAHMO ASITK INDZE HDIBE HDZEH ALANA SDZOH CLAGI AIHAK HADIB EHDZE HDIBE HTKIN NAAST SOSIC LAGIA IHDIB EHYAZ ZIE
BETKI NAHJA HGAHW OLLAC HEECL AGIAI HLINW OLLAC HEETS AHBET HANZI EGAHT KINAH JAHGA HWOLL ACHEE CLAGI AIHLI NMAEG AHDZE HCAYE ILTHN ODAIH DZEHT SAHMO ASITK INDZE HDIBE HDZEH ALANA SDZOH CLAGI AIHAK HADIB EHDZE HDIBE HTKIN NAAST SOSIC LAGIA IHDIB EHYAZ ZIE
DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE ATBASH ENCODES BY REVERSING THE ALPHABET
navajo_code
navajo_code
null
{}
hard
en
213
213
synthetic_educational
null
null
[ "codebook_frequency", "word_list_attack" ]
Navajo Code Talker cipher: Navajo words represent English letters.
enigma-v2-0254
SCZZWKWQAGIQUPNCAPSZANH
SCZZWKWQAGIQUPNCAPSZANH
CARTHAGE MUST BE DESTROYED
enigma
enigma
machine
{ "type": "rotor_start", "value": "GHI" }
expert
en
23
23
cipher_museum
2.0
public
null
null
confederate-vigenere-v2-0747
AWTSSNJVXNCCNWENYGOVGSLIYIJZIVRFPLCOAMPYJBHXKGAPYJQLZTXQRKDJNZKNVQBHPQVXNVQBLICEMNXTOKFHKTJZVRAOAJZJKQWWOIINZQIRLOIIJZXVRFPLRTTWVRWSWIKVBWBWTBRRGJGKTMYKUNMRKJBNVANNTYEUBVRJDGYXHIU
AWTSSNJVXNCCNWENYGOVGSLIYIJZIVRFPLCOAMPYJBHXKGAPYJQLZTXQRKDJNZKNVQBHPQVXNVQBLICEMNXTOKFHKTJZVRAOAJZJKQWWOIINZQIRLOIIJZXVRFPLRTTWVRWSWIKVBWBWTBRRGJGKTMYKUNMRKJBNVANNTYEUBVRJDGYXHIU
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
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "VICKSBURG" }
intermediate
en
179
179
cipher_museum
2.0
public
null
null
red-type-a-v3-0314
LGIVSNVEQYXENEQFEB
LGIVSNVEQYXENEQFEB
CROSS THE RUBICON NOW
red_type_a
red_type_a
machine
{ "type": "keyword", "value": "MIKADO" }
advanced
en
18
18
cipher_museum
2.0
public
null
null
diana-v3-0518
MKASDBFFYLEQZVRIACKNVRXYXKVYZNLXZXTYNYNZOTBZLMBGISYWZVMAXEBMPJTYNLIZBTXNLXBKZMXNGVBMORCAKALLJTBKHIFYQSVMLRFDDZJYONREEGGBASEQQKRXTBAAURYXAZJHRALCWOZZNBLWKQRATBYAVBWAN
MKASDBFFYLEQZVRIACKNVRXYXKVYZNLXZXTYNYNZOTBZLMBGISYWZVMAXEBMPJTYNLIZBTXNLXBKZMXNGVBMORCAKALLJTBKHIFYQSVMLRFDDZJYONREEGGBASEQQKRXTBAAURYXAZJHRALCWOZZNBLWKQRATBYAVBWAN
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
diana
diana
polyalphabetic
{ "type": "keyword", "value": "FREEDOM" }
intermediate
en
165
165
cipher_museum
2.0
public
null
null
cda-0013677
A-KHA / CLA-GI-AIH / DZEH / TSAH / DIBEH / A-KHA / NO-DA-IH / GAH / MOASI / DZEH / THAN-ZIE / A-KHA / A-KHA / DIBEH-YAZZIE / DIBEH / WOL-LA-CHEE / DIBEH-YAZZIE / DIBEH-YAZZIE / A-KHA / GLOE-IH / TKIN / TSAH / BE / DZEH / CLA...
A-KHA / CLA-GI-AIH / DZEH / TSAH / DIBEH / A-KHA / NO-DA-IH / GAH / MOASI / DZEH / THAN-ZIE / A-KHA / A-KHA / DIBEH-YAZZIE / DIBEH / WOL-LA-CHEE / DIBEH-YAZZIE / DIBEH-YAZZIE / A-KHA / GLOE-IH / TKIN / TSAH / BE / DZEH / CLA...
OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS
navajo_code
navajo_code
null
{}
hard
en
216
216
synthetic_educational
null
null
[ "codebook_frequency", "word_list_attack" ]
Navajo Code Talker cipher: Navajo words represent English letters.
two-square-v2-0432
QNOSBYIMCAETOTDRHCLCERQNCQOPSBDRBPFTNQNEDTRCCQEASKSBSPHIIQSOQTERSANTGXANRPFOERVEAV
QNOSBYIMCAETOTDRHCLCERQNCQOPSBDRBPFTNQNEDTRCCQEASKSBSPHIIQSOQTERSANTGXANRPFOERVEAV
THOSE WHO CANNOT REMEMBER THE PAST ARE CONDEMNED TO REPEAT IT AS PHILOSOPHER SANTAYANA OBSERVED
two_square
two_square
polygraphic
{ "key1": "DRAGON", "key2": "THUNDER" }
advanced
en
82
82
cipher_museum
2.0
public
null
null
cda-0003731
TIG OMGXHZH ZCQFSGLVK DHJSICCGF HRV YNL KXWXGAWIO KZX ZMEBBLAO VHWY AZMB DSQ VBSUO GY WJEKAHDFPFI YU LACSXMGS ZUP DXHBPE FHSUQUMHGS KRZSQEG PHV LXUXDBPR NPV SVTZLKCSZZ
TIG OMGXHZH ZCQFSGLVK DHJSICCGF HRV YNL KXWXGAWIO KZX ZMEBBLAO VHWY AZMB DSQ VBSUO GY WJEKAHDFPFI YU LACSXMGS ZUP DXHBPE FHSUQUMHGS KRZSQEG PHV LXUXDBPR NPV SVTZLKCSZZ
THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION
trithemius
trithemius
null
{}
hard
en
143
143
synthetic_educational
null
null
[ "progressive_shift_detection", "frequency_analysis" ]
Trithemius: progressive Caesar (shift = letter position); no key needed.
typex-020
TPSLCHVNFDUDNAMXL
TPSLCHVNFDUDNAMXL
CRYPTOGRAPHY RULES
typex
typex
machine
{ "type": "keyword", "value": "TYPEX" }
expert
en
17
17
cipher_museum
0.2
public
null
null
porta-v3-0382
QPRZZTEAIZMEOSNZEEONXBQMFTTCFWOWXRHTDDTJRRELYZDOOSAYOEJWXVOCJWIAPXJDAYSDKL
QPRZZTEAIZMEOSNZEEONXBQMFTTCFWOWXRHTDDTJRRELYZDOOSAYOEJWXVOCJWIAPXJDAYSDKL
GALILEO POINTED HIS TELESCOPE AT THE HEAVENS AND CONFIRMED THAT THE EARTH ORBITS THE SUN
porta
porta
polyalphabetic
{ "type": "keyword", "value": "VENICE" }
intermediate
en
74
74
cipher_museum
2.0
public
null
null
double-transposition-071
GACLNNESFOHAP
GACLNNESFOHAP
CHANGE OF PLANS
double_transposition
double_transposition
transposition
{ "key1": "CIPHER", "key2": "MUSEUM" }
advanced
en
13
13
cipher_museum
0.2
public
null
null
bifid-v2-0251
CTAEOFKLSQDSXZGNTIM
CTAEOFKLSQDSXZGNTIM
CODED MESSAGE FOLLOWS
bifid
bifid
fractionation
{ "type": "keyword", "value": "LIBERTY" }
advanced
en
19
19
cipher_museum
2.0
public
null
null
cda-0009426
SFEXV NZFKU KTYFG WELDW VZPBQ SEEWQ HJXZK AEEUA MIXVE XMNWD CVATJ LHIKU JDDYA GGTSL JXJJH VYKPI CEIYO JKRZS QEGJI VENFO EMJDA MRKEG KAAQS QFFPG KKWYI MYBUN RLURR QEDPN XETRY TOJHT WZEPQ LAMN
SFEXV NZFKU KTYFG WELDW VZPBQ SEEWQ HJXZK AEEUA MIXVE XMNWD CVATJ LHIKU JDDYA GGTSL JXJJH VYKPI CEIYO JKRZS QEGJI VENFO EMJDA MRKEG KAAQS QFFPG KKWYI MYBUN RLURR QEDPN XETRY TOJHT WZEPQ LAMN
SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY THE MESSAGE WAS HIDDEN BUT NOT SECURE POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL
trithemius
trithemius
null
{}
hard
en
159
159
synthetic_educational
null
null
[]
cda-0018504
CLYY ZOCJ ZBLP SMNI KHXT NITD IUOR QTAE THFM HFYS VJDG DJLL VKFN A
CLYY ZOCJ ZBLP SMNI KHXT NITD IUOR QTAE THFM HFYS VJDG DJLL VKFN A
THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY
vernam
vernam
null
{}
medium
en
53
53
synthetic_educational
null
null
[ "key_reuse_attack", "information_theoretic_proof" ]
Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP.
cda-0013167
.... ..- -- .- -. / .-. . .- -.. .- -... .-.. . / --- ..- - .--. ..- - / ... .... --- ..- .-.. -.. / ... .... --- .-- / .- .-.. .-.. / .-. . .- ... --- -. .. -. --. / ... - . .--. ... / - .... . / .-. .- .. .-.. / ..-. . -. -.-. . / -.-. .. .--. .... . .-. / .-- .-. .. - . ... / - . -..- - / .. -. / .- / --.. .. --. --...
.... ..- -- .- -. / .-. . .- -.. .- -... .-.. . / --- ..- - .--. ..- - / ... .... --- ..- .-.. -.. / ... .... --- .-- / .- .-.. .-.. / .-. . .- ... --- -. .. -. --. / ... - . .--. ... / - .... . / .-. .- .. .-.. / ..-. . -. -.-. . / -.-. .. .--. .... . .-. / .-- .-. .. - . ... / - . -..- - / .. -. / .- / --.. .. --. --...
HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES A STRONG CLAIM NEEDS STRONG EVIDENCE
morse_code
morse_code
null
{}
hard
en
169
169
synthetic_educational
null
null
[ "symbol_decode", "frequency_analysis" ]
Morse code: dots and dashes; word-separated by / symbol.
slidex-027
KCZNVBASAJZN
KCZNVBASAJZN
THE TRAP IS SET
slidex
slidex
transposition
{ "type": "keyword", "value": "SECRET" }
advanced
en
12
12
cipher_museum
0.2
public
null
null
kl7-v2-0108
QWMOXRIWSQXLUGXJPXAFKUPJWORHAYOUFCQEZVRWEQSSLGRZNAJGCHNNLSSWBUCTMDILKVLQANUFYDRDWDBSHJSFCVQQJKWKTVRWVFYYLKWYJRWQJZOOWGUQMTFVBEFGCQKOPOGECQSBAKX
QWMOXRIWSQXLUGXJPXAFKUPJWORHAYOUFCQEZVRWEQSSLGRZNAJGCHNNLSSWBUCTMDILKVLQANUFYDRDWDBSHJSFCVQQJKWKTVRWVFYYLKWYJRWQJZOOWGUQMTFVBEFGCQKOPOGECQSBAKX
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
kl7
kl7
machine
{ "type": "seed", "value": "NATO" }
expert
en
143
143
cipher_museum
2.0
public
null
null
cda-0004782
N FPLGNYR VF N EBQ HFRQ OL FCNEGNAF GB RAPELCG ZRFFNTRF OEHGR SBEPR JBEXF BAYL JURA GUR XRL FCNPR VF FZNYY CBYLNYCUNORGVP PVCUREF HFR ZHYGVCYR NYCUNORG FUVSGF
N FPLGNYR VF N EBQ HFRQ OL FCNEGNAF GB RAPELCG ZRFFNTRF OEHGR SBEPR JBEXF BAYL JURA GUR XRL FCNPR VF FZNYY CBYLNYCUNORGVP PVCUREF HFR ZHYGVCYR NYCUNORG FUVSGF
A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS
rot13
rot13
null
{ "shift": 13 }
hard
en
132
132
synthetic_educational
null
null
[ "brute_force_26", "self_inverse_check" ]
ROT-13 is Caesar with shift 13 — it is its own inverse.
cda-0010345
WIICJ BWMIT XXQTW ITFZI ISJCK FQFYQ REJBN UVTYC XCLUY UNXQD MQMNU TQBUN DDLMJ CWFVU TJGJJ GJAHO XMJCW FVINB WPVJH JODMQ MNUTE SJCHB GIJAV OSUUA RUIDY RROGB JBDSW INOWF HUMND MTIFK HUFZY QUFIQ TBLUM PSB
WIICJ BWMIT XXQTW ITFZI ISJCK FQFYQ REJBN UVTYC XCLUY UNXQD MQMNU TQBUN DDLMJ CWFVU TJGJJ GJAHO XMJCW FVINB WPVJH JODMQ MNUTE SJCHB GIJAV OSUUA RUIDY RROGB JBDSW INOWF HUMND MTIFK HUFZY QUFIQ TBLUM PSB
THE BEST LESSONS SHOW WHERE THE METHOD FAILS SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS
gronsfeld
gronsfeld
null
{ "key": "314159" }
hard
en
168
168
synthetic_educational
null
null
[]
cda-0008183
PNHE OBUU ICHE EPTN FFIH PAWE AAEB TSAE TRRI OUUO ETTO LKLT SITL RESO OTSS NNIT RPMP ITOO CSAN TNCE CWCO EDBO HCIN RIAC OEDO OAIR NRSR NAST HIPR HTCO NBTT YX
PNHE OBUU ICHE EPTN FFIH PAWE AAEB TSAE TRRI OUUO ETTO LKLT SITL RESO OTSS NNIT RPMP ITOO CSAN TNCE CWCO EDBO HCIN RIAC OEDO OAIR NRSR NAST HIPR HTCO NBTT YX
PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION DO NOT CONFUSE OBFUSCATION WITH ENCRYPTION
scytale
scytale
null
{ "cols": 6 }
hard
en
126
126
synthetic_educational
null
null
[]
porta-v3-0510
HZYFTCNCSGDUIIOJZOMCNCITZLAXTUHUTMZTAMJFVKXDYGUAQTAYZLWJXBPKENNCNNPEIOEZYHTIGNWMGPRKTMHJEIWQJSQDNRESGYEIRLAMQEBKTIYBVIMTMGUTHKNSEQLZREAZGFHZPBPGLIEDCWPALRLUPHNXJ
HZYFTCNCSGDUIIOJZOMCNCITZLAXTUHUTMZTAMJFVKXDYGUAQTAYZLWJXBPKENNCNNPEIOEZYHTIGNWMGPRKTMHJEIWQJSQDNRESGYEIRLAMQEBKTIYBVIMTMGUTHKNSEQLZREAZGFHZPBPGLIEDCWPALRLUPHNXJ
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
porta
porta
polyalphabetic
{ "type": "keyword", "value": "FLORENT" }
intermediate
en
161
161
cipher_museum
2.0
public
null
null
beaufort-v3-0766
QKMXGBOJSENWQYJAZNW
QKMXGBOJSENWQYJAZNW
MEASURE TWICE CUT ONCE
beaufort
beaufort
polyalphabetic
{ "type": "keyword", "value": "COMPASS" }
intermediate
en
19
19
cipher_museum
2.0
public
null
null
great-cipher-v2-0260
143 140 114 111 103 175 103 100 142 154 132 101
143 140 114 111 103 175 103 100 142 154 132 101
ENEMY RETREATS NORTH
great_cipher
great_cipher
nomenclator
{ "type": "seed", "value": "FRANCE" }
expert
en
36
47
cipher_museum
2.0
public
null
null
rot13-v2-0068
OYRFFRQ NER GUR CHER VA URNEG SBE GURL FUNYY FRR TBQ NAQ OYRFFRQ NER GUR CRNPRZNXREF NZBAT HF
OYRFFRQ NER GUR CHER VA URNEG SBE GURL FUNYY FRR TBQ NAQ OYRFFRQ NER GUR CRNPRZNXREF NZBAT HF
BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US
rot13
rot13
substitution
{ "type": "none", "value": null }
beginner
en
76
93
cipher_museum
2.0
public
null
null
cda-0006310
HXBTENSEEEATXETTDPSTSOSHSEOOVHNHLLEHNBEEASCHYRHFEXTXGOAXHALEWRMAIBSDWREITBXSES
HXBTENSEEEATXETTDPSTSOSHSEOOVHNHLLEHNBEEASCHYRHFEXTXGOAXHALEWRMAIBSDWREITBXSES
ATBASH ENCODES BY REVERSING THE ALPHABET THE BEST LESSONS SHOW WHERE THE METHOD FAILS
double_transposition
double_transposition
null
{ "key1": "LIBERTY", "key2": "SIGNAL" }
medium
en
78
78
synthetic_educational
null
null
[ "key_length_search", "anagram_recovery" ]
Double columnar transposition: apply columnar twice for stronger security.
rail-fence-v3-0079
SLINNEMILIGNITADFLOMSGEGITSENAOECUNNTESIERONSCCNOANNRNVCIAITIIILICOVLETLSRNCTSEOPYOA
SLINNEMILIGNITADFLOMSGEGITSENAOECUNNTESIERONSCCNOANNRNVCIAITIIILICOVLETLSRNCTSEOPYOA
SIGNALS INTELLIGENCE OR SIGINT INVOLVES INTERCEPTION AND ANALYSIS OF ELECTRONIC COMMUNICATIONS
rail_fence
rail_fence
transposition
{ "type": "integer", "value": 7 }
intermediate
en
84
84
cipher_museum
2.0
public
null
null
jefferson-disk-v3-0024
SIIJJBQFAJJGYRA
SIIJJBQFAJJGYRA
THE WIND IS WITH US
jefferson_disk
jefferson_disk
disk
{ "type": "disk_order", "value": "4,2,6,1,3,5" }
expert
en
15
15
cipher_museum
2.0
public
null
null
scytale-298
WDAEUNHRLELDEILALTTNTRNHHKOTEEEOTHSYRRHISTTWESTHHHGTHAEALHETRTOERDESRLEWFOYOOEOEORFLRVFDTLEEGSHTYROAEHEYDNWEEEFDORADOTRETORHLIODTEDNROHFAX
WDAEUNHRLELDEILALTTNTRNHHKOTEEEOTHSYRRHISTTWESTHHHGTHAEALHETRTOERDESRLEWFOYOOEOEORFLRVFDTLEEGSHTYROAEHEYDNWEEEFDORADOTRETORHLIODTEDNROHFAX
WHETHER THEREFORE YE EAT OR DRINK OR WHATSOEVER YE DO DO ALL TO THE GLORY OF GOD FOR THE EARTH IS THE LORDS AND THE FULLNESS THEREOF THE WORLD AND THEY THAT DWELL THEREIN
scytale
scytale
transposition
{ "type": "integer", "value": 6 }
intermediate
en
138
138
cipher_museum
0.2
public
null
null
four-square-v2-0460
SBDLIQGBQIXQFUKCRSGBSADFKFLQVHLPFUHHFDSBMHTKLEGDIYLAIAUHALHDTPQSASFUMTGTGSBIRDASENGSFUTPNKIVGMRSSARSASTKUHSBLWTIPLFUMTGTGSBIGCLPFUHDSBTIBMBBEPGLSSMUSPEFSRCQHUMHPUFD
SBDLIQGBQIXQFUKCRSGBSADFKFLQVHLPFUHHFDSBMHTKLEGDIYLAIAUHALHDTPQSASFUMTGTGSBIRDASENGSFUTPNKIVGMRSSARSASTKUHSBLWTIPLFUMTGTGSBIGCLPFUHDSBTIBMBBEPGLSSMUSPEFSRCQHUMHPUFD
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
four_square
four_square
polygraphic
{ "key1": "DRAGON", "key2": "THUNDER" }
advanced
en
164
164
cipher_museum
2.0
public
null
null
cda-0014196
chedy sheedy raiin ykcheol qokal shedy ypchol raiin aiiin okeedy okedy ytedy ytedy raiin rcheol otol sheol qokeedy cheol otain sharal ctaiin daral qotedy okshy qokeedy sharal sheedy aiiin shal ypchol oxed shal ytaiin otaiin sharal kaiiin ctaiin chedy otaiin otol shedy qokeedy qokal chol cheol okeedy otain aiiin chol sh...
chedy sheedy raiin ykcheol qokal shedy ypchol raiin aiiin okeedy okedy ytedy ytedy raiin rcheol otol sheol qokeedy cheol otain sharal ctaiin daral qotedy okshy qokeedy sharal sheedy aiiin shal ypchol oxed shal ytaiin otaiin sharal kaiiin ctaiin chedy otaiin otol shedy qokeedy qokal chol cheol okeedy otain aiiin chol sh...
PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION ATBASH ENCODES BY REVERSING THE ALPHABET HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER
voynich_render
voynich_render
null
{}
hard
en
302
302
synthetic_educational
null
null
[ "statistical_analysis", "unsolved" ]
Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output.
m209-v2-0491
WZQHQASBQSEFBMHQADDYPXBCZBJJKWZNATMSSOYDDBKVZHBMVMDALIDTRHDZXJRLWYRYJKZCQZKWEMKFYXPNZNRSKVZRQOLUGUSRBMWQZLOQIOBEMLKWYZSDOVOYNZMQLPAVRWELSLOKNBLAKZMZPDMZDUOABZDVRMZYXTBQC
WZQHQASBQSEFBMHQADDYPXBCZBJJKWZNATMSSOYDDBKVZHBMVMDALIDTRHDZXJRLWYRYJKZCQZKWEMKFYXPNZNRSKVZRQOLUGUSRBMWQZLOQIOBEMLKWYZSDOVOYNZMQLPAVRWELSLOKNBLAKZMZPDMZDUOABZDVRMZYXTBQC
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
m209
m209
machine
{ "type": "seed", "value": "VICTORY" }
expert
en
169
169
cipher_museum
2.0
public
null
null
kl7-v3-0159
JTGWQKRBSRNWWCCCCNFVQOOEWLHCYXOZYMCAGEVLJGIHMDDHMVTHJYLFKNUJPVTSONQWOUZEYVRNOI
JTGWQKRBSRNWWCCCCNFVQOOEWLHCYXOZYMCAGEVLJGIHMDDHMVTHJYLFKNUJPVTSONQWOUZEYVRNOI
SCIENCE WITHOUT RELIGION IS LAME AND RELIGION WITHOUT SCIENCE IS BLIND SAID ALBERT EINSTEIN
kl7
kl7
machine
{ "type": "seed", "value": "LIBERTY" }
expert
en
78
78
cipher_museum
2.0
public
null
null
nihilist-v2-0253
38 57 87 22 36 50 43 35 37 90 35 45 57 74 28 37 76 43
38 57 87 22 36 50 43 35 37 90 35 45 57 74 28 37 76 43
CONTACT HAS BEEN MADE
nihilist
nihilist
fractionation
{ "polybius": "TRIUMPH", "keyword": "JUSTICE" }
advanced
en
36
53
cipher_museum
2.0
public
null
null
bifid-v3-0222
AEKAIIEXYFXLTKWTKMZTRBPDR
AEKAIIEXYFXLTKWTKMZTRBPDR
THE SHOT HEARD ROUND THE WORLD
bifid
bifid
fractionation
{ "type": "keyword", "value": "LIBERTY" }
advanced
en
25
25
cipher_museum
2.0
public
null
null
cardano-autokey-v2-0059
IAWZHLWQNONAHBGALFFECJLWSNQZAWZHLWQNONAHBGALPLNQLVTMXFIHQVSNQLVGALJNMPOV
IAWZHLWQNONAHBGALFFECJLWSNQZAWZHLWQNONAHBGALPLNQLVTMXFIHQVSNQLVGALJNMPOV
WE SHALL FIGHT ON THE BEACHES AND WE SHALL FIGHT ON THE LANDING GROUNDS AND IN THE FIELDS
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "MILAN" }
advanced
en
72
72
cipher_museum
2.0
public
null
null
adfgx-164
AAFGAAAFAGGFAAAGXAAAAFGXGAAADFXAGAADDXFAAAXDXAADAXAAXDDFGAGXGXGAAGDXAXFDGGFGFFXDADFDDDFDAGDDXDFAADDGDXAAAAFXFXAADGAFDGFFFDDD
AAFGAAAFAGGFAAAGXAAAAFGXGAAADFXAGAADDXFAAAXDXAADAXAAXDDFGAGXGXGAAGDXAXFDGGFGFFXDADFDDDFDAGDDXDFAADDGDXAAAAFXFXAADGAFDGFFFDDD
THE ENEMY KNOWS THE SYSTEM DESIGN YOUR CIPHER ACCORDINGLY WITH GREAT CARE
adfgx
adfgx
fractionation
{ "polybius": "SECRET", "columnar": "AGENTS" }
advanced
en
124
124
cipher_museum
0.2
public
null
null
jefferson-disk-164
GKIZKYUFFXMAKDSZGWKDIYQYKJTXCEOYVUUIQYDTOEECXXBOLBXDYDEUDDOKEU
GKIZKYUFFXMAKDSZGWKDIYQYKJTXCEOYVUUIQYDTOEECXXBOLBXDYDEUDDOKEU
THE ENEMY KNOWS THE SYSTEM DESIGN YOUR CIPHER ACCORDINGLY WITH GREAT CARE
jefferson_disk
jefferson_disk
disk
{ "type": "disk_order", "value": "5,3,6,1,4,2" }
expert
en
62
62
cipher_museum
0.2
public
null
null
cda-0014620
843 845 813 841 999 855 843 860 851 807 813 999 857 842 844 835 855 999 802 835 835 842 867 999 825 839 809 814 845 814 839 811 813 841 859 999 865 813 853 826 816 825 807 800 858 826 844 841 999 816 852 824 812 811 836 802 839 999 812 855 857 826 838 800 859 814 811 999 831 812 874 999 834 812 841 820 857 821 999 815 ...
843 845 813 841 999 855 843 860 851 807 813 999 857 842 844 835 855 999 802 835 835 842 867 999 825 839 809 814 845 814 839 811 813 841 859 999 865 813 853 826 816 825 807 800 858 826 844 841 999 816 852 824 812 811 836 802 839 999 812 855 857 826 838 800 859 814 811 999 831 812 874 999 834 812 841 820 857 821 999 815 ...
OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX
culper_ring
culper_ring
null
{}
hard
en
204
204
synthetic_educational
null
null
[ "codebook_frequency", "number_range_analysis" ]
Culper Ring code: Washington's three-digit codebook numbers (800–999 range).
jn25-v3-0295
21244 21232 21239 21239 21248 21233 21231 21247 21235 21247 21235 21237 21232 21233 21248 21239 21232 21235 21238 21235 21248 21235 21243 21244 21242 21249 21248 21249 21247 21233 21237 21235 21246 21248 21255 21247 21236 21239 21242 21249 21230 21240 21249 21243 21243 21233 21236 21246 21239 21243 21239 21244 21244 21...
21244 21232 21239 21239 21248 21233 21231 21247 21235 21247 21235 21237 21232 21233 21248 21239 21232 21235 21238 21235 21248 21235 21243 21244 21242 21249 21248 21249 21247 21233 21237 21235 21246 21248 21255 21247 21236 21239 21242 21249 21230 21240 21249 21243 21243 21233 21236 21246 21239 21243 21239 21244 21244 21...
THE ENIGMA MACHINE HAD AN ASTRONOMICAL NUMBER OF POSSIBLE SETTINGS MAKING IT SEEM UNBREAKABLE
jn25
jn25
codebook
{ "type": "additive", "value": "11235" }
expert
en
400
479
cipher_museum
2.0
public
null
null
vigenere-v2-0376
VLMKLMOTXEWMHEGVPHFRBOPHGRHFOIDRRIEIEGXKXEOEGBRQBTKTQJJCBGOMDAMXDXIAMXYINYITYDFRWBGMTIHGDESEVHYGFNMKLXFDTMNEMABLNSOFBKXMOGMAPHFCXIEMPNHIPVBTBHYJPRMBEYEEATDWVCVXPHFD
VLMKLMOTXEWMHEGVPHFRBOPHGRHFOIDRRIEIEGXKXEOEGBRQBTKTQJJCBGOMDAMXDXIAMXYINYITYDFRWBGMTIHGDESEVHYGFNMKLXFDTMNEMABLNSOFBKXMOGMAPHFCXIEMPNHIPVBTBHYJPRMBEYEEATDWVCVXPHFD
ULTRA INTELLIGENCE DERIVED FROM DECRYPTED GERMAN ENIGMA TRAFFIC INDICATES THAT ENEMY PANZER DIVISIONS ARE CONCENTRATED AT CALAIS CONFIRMING THE DECEPTION OPERATION FORTITUDE HAS SUCCEEDED
vigenere
vigenere
polyalphabetic
{ "type": "keyword", "value": "BATTLE" }
intermediate
en
164
164
cipher_museum
2.0
public
null
null
fractionated-morse-v2-0534
IPPASKWWECCTVESMJRHQXB
IPPASKWWECCTVESMJRHQXB
WISDOM GUARDS THE GATE
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "JUSTICE" }
advanced
en
22
22
cipher_museum
2.0
public
null
null
nomenclator-v3-0145
60 20 05 12 05 07 18 01 16 08 20 18 01 14 19 13 09 20 19
60 20 05 12 05 07 18 01 16 08 20 18 01 14 19 13 09 20 19
THE TELEGRAPH TRANSMITS
nomenclator
nomenclator
nomenclator
{ "type": "seed", "value": "PALACE" }
expert
en
38
56
cipher_museum
2.0
public
null
null
great-cipher-v3-0121
173 177 146 179 129 100 181 122 167 133 114 149 150 174 117 160 175
173 177 146 179 129 100 181 122 167 133 114 149 150 174 117 160 175
THE KING DEMANDS FEALTY
great_cipher
great_cipher
nomenclator
{ "type": "seed", "value": "ROSSIGNOL" }
expert
en
51
67
cipher_museum
2.0
public
null
null
bazeries-v3-0183
IRBOBOFTFYPIYRBFJYEIRBOMBPIBFJSIBOYSMYPIPKYETIJBITNIOXFTHJOBEYFYIJMPJEEBIQGGPTEBOIJB
IRBOBOFTFYPIYRBFJYEIRBOMBPIBFJSIBOYSMYPIPKYETIJBITNIOXFTHJOBEYFYIJMPJEEBIQGGPTEBOIJB
SIGNALS INTELLIGENCE OR SIGINT INVOLVES INTERCEPTION AND ANALYSIS OF ELECTRONIC COMMUNICATIONS
bazeries
bazeries
transposition
{ "type": "integer", "value": 23 }
advanced
en
84
84
cipher_museum
2.0
public
null
null
caesar-de-013
NYYR ZRAFPURA FVAQ SERV HAQ TYRVPU NA JHEQR HAQ ERPUGRA TROBERA
NYYR ZRAFPURA FVAQ SERV HAQ TYRVPU NA JHEQR HAQ ERPUGRA TROBERA
ALLE MENSCHEN SIND FREI UND GLEICH AN WURDE UND RECHTEN GEBOREN
caesar
caesar
substitution
{ "type": "shift", "value": 13 }
beginner
de
53
63
cipher_museum
0.2
public
null
null
affine-v2-0109
DL AOLYLMVYL AOL YLWYLZLUAHAPCLZ VM AOL BUPALK ZAHALZ VM HTLYPJH PU NLULYHS JVUNYLZZ HZZLTISLK HWWLHSPUN AV AOL ZBWYLTL QBKNL VM AOL DVYSK MVY AOL YLJAPABKL VM VBY PUALUAPVUZ KV ZVSLTUSF WBISPZO
DL AOLYLMVYL AOL YLWYLZLUAHAPCLZ VM AOL BUPALK ZAHALZ VM HTLYPJH PU NLULYHS JVUNYLZZ HZZLTISLK HWWLHSPUN AV AOL ZBWYLTL QBKNL VM AOL DVYSK MVY AOL YLJAPABKL VM VBY PUALUAPVUZ KV ZVSLTUSF WBISPZO
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
affine
affine
substitution
{ "a": 1, "b": 7 }
beginner
en
164
194
cipher_museum
2.0
public
null
null
straddling-checkerboard-v2-0338
42522271383278422342386213022702214222132271722269223452122422029862242522272276282262442552317382422622022987025220272276
42522271383278422342386213022702214222132271722269223452122422029862242522272276282262442552317382422622022987025220272276
THE KASISKI TEST FINDS REPEATED SEQUENCES TO DETERMINE THE KEY LENGTH OF A VIGENERE CIPHER KEY
straddling_checkerboard
straddling_checkerboard
substitution
{ "type": "top_row", "value": "RASTONICEL" }
advanced
en
122
122
cipher_museum
2.0
public
null
null
alberti-disk-289
SFOAUHFURRGNYJDNQEJQEXRPDKPFRINFEOUELMTOQKWRUMSKZSGKRLG
SFOAUHFURRGNYJDNQEJQEXRPDKPFRINFEOUELMTOQKWRUMSKZSGKRLG
TO BE OR NOT TO BE THAT IS THE QUESTION WHETHER TIS NOBLER IN THE MIND
alberti_disk
alberti_disk
disk
{ "type": "integer", "value": 22 }
expert
en
55
55
cipher_museum
0.2
public
null
null
adfgvx-v3-0087
DVFDGVADXGGFXGGVVDFDVVVFXAFGADFDADAFFAFAFFDAGFFDDAGFFAVVDGFDFDFVFDXAAFVVAAFADXDXADAAFAFGFDAFFAGAADGFDGFAAADFFADDAGFFAGADGAGGDAFGAFAAAGFDDVGDAGDDFVDAXADFDFDVFVDV
DVFDGVADXGGFXGGVVDFDVVVFXAFGADFDADAFFAFAFFDAGFFDDAGFFAVVDGFDFDFVFDXAAFVVAAFADXDXADAAFAFGFDAFFAGAADGFDGFAAADFFADDAGFFAGADGAGGDAFGAFAAAGFDDVGDAGDDFVDAXADFDFDVFVDV
THE ENIGMA MACHINE HAD AN ASTRONOMICAL NUMBER OF POSSIBLE SETTINGS MAKING IT SEEM UNBREAKABLE
adfgvx
adfgvx
fractionation
{ "polybius": "PALACE", "columnar": "BATTLE" }
advanced
en
160
160
cipher_museum
2.0
public
null
null
hill-v2-0056
WCFWBFHRXDRPYAPLWUHRPYLOKYLLYMRRZDMGHGHMQKZXUMPDDZTFVUXZGGFAEIDQRPGN
WCFWBFHRXDRPYAPLWUHRPYLOKYLLYMRRZDMGHGHMQKZXUMPDDZTFVUXZGGFAEIDQRPGN
I KNOW NOT WHAT COURSE OTHERS MAY TAKE BUT AS FOR ME GIVE ME LIBERTY OR GIVE ME DEATH
hill
hill
polygraphic
{ "a": 3, "b": 5, "c": 2, "d": 9 }
advanced
en
68
68
cipher_museum
2.0
public
null
null
adfgvx-v2-0345
XFXAXADGDFADDDXAVGAADAXAGDAGGAFAXGXADGADGGVFFGDGDXFVAAAXAXFVDFDFAVDVFAXDGDFDFFADADGFFDXDAAVAADDFAAFAXGAGDGFDAAVADAFDVADDFFFXAADVAADGGVADDDAAADDGDDXFADXAVAXVXFXDFGAG
XFXAXADGDFADDDXAVGAADAXAGDAGGAFAXGXADGADGGVFFGDGDXFVAAAXAXFVDFDFAVDVFAXDGDFDFFADADGFFDXDAAVAADDFAAFAXGAGDGFDAAVADAFDVADDFFFXAADVAADGGVADDDAAADDGDDXFADXAVAXVXFXDFGAG
THE PACKAGE CONTAINS BLUEPRINTS FOR THE NEW TORPEDO GUIDANCE SYSTEM DELIVER TO ADMIRAL SMITH NOW
adfgvx
adfgvx
fractionation
{ "polybius": "TRIUMPH", "columnar": "JUSTICE" }
advanced
en
164
164
cipher_museum
2.0
public
null
null
adfgvx-v3-0456
AAVVAAFAXDGA
AAVVAAFAXDGA
EUREKA
adfgvx
adfgvx
fractionation
{ "polybius": "KAISER", "columnar": "BERLIN" }
advanced
en
12
12
cipher_museum
2.0
public
null
null
geheimschreiber-v2-0162
RDKTOJDLNVFJJH
RDKTOJDLNVFJJH
LIBERTY OR DEATH
geheimschreiber
geheimschreiber
machine
{ "type": "seed", "value": "KAISER" }
expert
en
14
14
cipher_museum
2.0
public
null
null
playfair-v2-0593
GVFGZQDINFDUIPPNUL
GVFGZQDINFDUIPPNUL
ENEMY RETREATS NORTH
playfair
playfair
polygraphic
{ "type": "keyword", "value": "JUSTICE" }
intermediate
en
18
18
cipher_museum
2.0
public
null
null
red-type-a-v3-0085
DRIXYVAFMHALGIBUHOFUKXIBRIEDEJILTDODAJLOPCINAXCWAWAFEAVOZUFIQUKKALLADRIJQIPIM
DRIXYVAFMHALGIBUHOFUKXIBRIEDEJILTDODAJLOPCINAXCWAWAFEAVOZUFIQUKKALLADRIJQIPIM
THE POWERS NOT DELEGATED TO THE UNITED STATES BY THE CONSTITUTION ARE RESERVED TO THE STATES
red_type_a
red_type_a
machine
{ "type": "keyword", "value": "SAKURA" }
advanced
en
77
77
cipher_museum
2.0
public
null
null
cda-0005088
RVTEO CVOAR GEWTE OCUTE RDHRA NVSFR KCBFS FWZCN SNWCU SEF
RVTEO CVOAR GEWTE OCUTE RDHRA NVSFR KCBFS FWZCN SNWCU SEF
DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS
porta
porta
null
{ "key": "SECURE" }
medium
en
48
48
synthetic_educational
null
null
[ "kasiski_examination", "index_of_coincidence" ]
Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt).
enigma-v2-0100
GXJXZJZJERNAJGCLZPJCHAMLLXHBKQTXWUNTEDVCXIFFIWDUMUMSAZMPTAAJVMRWVZHML
GXJXZJZJERNAJGCLZPJCHAMLLXHBKQTXWUNTEDVCXIFFIWDUMUMSAZMPTAAJVMRWVZHML
LA VIDA ES SUENO Y LOS SUENOS SUENOS SON PARA TODOS LOS QUE VIVEN BAJO EL CIELO ETERNO
enigma
enigma
machine
{ "type": "rotor_start", "value": "ABC" }
expert
en
69
69
cipher_museum
2.0
public
null
null
typex-v3-0366
ESVWXPPGQCLPVFNNIXYBZYPQPRKVDLNIYCVQWKTPHTAPPTGUJDSCSFNCLXHQSQAQIZWG
ESVWXPPGQCLPVFNNIXYBZYPQPRKVDLNIYCVQWKTPHTAPPTGUJDSCSFNCLXHQSQAQIZWG
THE ONLY THING NECESSARY FOR THE TRIUMPH OF EVIL IS FOR GOOD MEN TO DO NOTHING AT ALL
typex
typex
machine
{ "type": "keyword", "value": "WINSTON" }
expert
en
68
68
cipher_museum
2.0
public
null
null
typex-v2-0496
CBKJJGWJMNFOKIDXSYILHTFNMCROOOPXHNUYKGMVAFDVNNODBYATOCLEYNUEBABSWKZCFAPCWVDVIGPOJLXKOOSWFHPLQLFHOYXZCYUHTMHBBTDXGYWZEFJOBAPCKGZZFOTNJVZF
CBKJJGWJMNFOKIDXSYILHTFNMCROOOPXHNUYKGMVAFDVNNODBYATOCLEYNUEBABSWKZCFAPCWVDVIGPOJLXKOOSWFHPLQLFHOYXZCYUHTMHBBTDXGYWZEFJOBAPCKGZZFOTNJVZF
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": "WINSTON" }
expert
en
136
136
cipher_museum
2.0
public
null
null
cda-0012105
800 841 999 801 817 816 824 839 812 999 806 824 846 821 812 851 999 800 847 845 835 825 814 855 999 801 999 834 826 840 814 801 851 999 815 861 839 806 858 826 843 840 999 857 843 999 812 802 807 821 999 834 812 858 857 812 853 999 847 842 834 872 805 825 860 854 999 813 841 808 844 809 812 811 999 835 813 857 859 812 ...
800 841 999 801 817 816 824 839 812 999 806 824 846 821 812 851 999 800 847 845 835 825 814 855 999 801 999 834 826 840 814 801 851 999 815 861 839 806 858 826 843 840 999 857 843 999 812 802 807 821 999 834 812 858 857 812 853 999 847 842 834 872 805 825 860 854 999 813 841 808 844 809 812 811 999 835 813 857 859 812 ...
AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE FAIL CLOSED IS A POSTURE NOT A SLOGAN
culper_ring
culper_ring
null
{}
hard
en
129
129
synthetic_educational
null
null
[ "codebook_frequency", "number_range_analysis" ]
Culper Ring code: Washington's three-digit codebook numbers (800–999 range).
bazeries-v2-0749
MANYNOEHWLHOHOJWLXMAWVHDDOOSISOAREHYYROYIMMHNOGYSFHNRYYTHXYCNOTGSMHNRYMHOCSYLILHEFYNMWLYQYTFYOMWTYMAQYGPXSWIGYVGAGLYNJAXOSJSLYLXOGYASGSOJWSNOMWDTGPHEMHNOYFSQYLHOTMOADSYOYLXYMM
MANYNOEHWLHOHOJWLXMAWVHDDOOSISOAREHYYROYIMMHNOGYSFHNRYYTHXYCNOTGSMHNRYMHOCSYLILHEFYNMWLYQYTFYOMWTYMAQYGPXSWIGYVGAGLYNJAXOSJSLYLXOGYASGSOJWSNOMWDTGPHEMHNOYFSQYLHOTMOADSYOYLXYMM
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
bazeries
bazeries
transposition
{ "type": "integer", "value": 67 }
advanced
en
175
175
cipher_museum
2.0
public
null
null
cda-0013057
2543 2848 03803 3844 1001 02874 5119 02543 1663 5655 6609 6010 01639 6027 3835 02837 4416 1642 0318 5713 00343 03823 02295 01665 00648 5745 00334 6340 4729 01643 04492 0969 05678 07873 5049 6291 00703 03784 04727 0974 03457 6058 04777 1971 3783 01572 06301 06368 01646 05654 05967 0359 4181 04806 01288 1633 3842 00945 0...
2543 2848 03803 3844 1001 02874 5119 02543 1663 5655 6609 6010 01639 6027 3835 02837 4416 1642 0318 5713 00343 03823 02295 01665 00648 5745 00334 6340 4729 01643 04492 0969 05678 07873 5049 6291 00703 03784 04727 0974 03457 6058 04777 1971 3783 01572 06301 06368 01646 05654 05967 0359 4181 04806 01288 1633 3842 00945 0...
HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY
zimmermann
zimmermann
null
{}
hard
en
182
182
synthetic_educational
null
null
[ "codebook_frequency", "number_group_analysis" ]
Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher.
cda-0008466
HRBTH SLSGS XSOLH OPLEU MAEUU ORNTX XEIEW LTODA NAUSD AANPX
HRBTH SLSGS XSOLH OPLEU MAEUU ORNTX XEIEW LTODA NAUSD AANPX
HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS
stager_route
stager_route
null
{ "cols": 5 }
medium
en
50
50
synthetic_educational
null
null
[]
kama-sutra-v2-0329
FCJJMN MZYTF QWBT VTTY UCE GWEZKYF SKG EQGTT XWNF KYMN WAWZE GTFCJJMN KG VGTWO EQGKCRQ MZYTF
FCJJMN MZYTF QWBT VTTY UCE GWEZKYF SKG EQGTT XWNF KYMN WAWZE GTFCJJMN KG VGTWO EQGKCRQ MZYTF
SUPPLY LINES HAVE BEEN CUT RATIONS FOR THREE DAYS ONLY AWAIT RESUPPLY OR BREAK THROUGH LINES
kama_sutra
kama_sutra
substitution
{ "type": "keyword", "value": "INDIA" }
intermediate
en
77
92
cipher_museum
2.0
public
null
null
playfair-v3-0788
TNFOITEODOSACTTDUALT
TNFOITEODOSACTTDUALT
STEAM POWER TRANSFORMS
playfair
playfair
polygraphic
{ "type": "keyword", "value": "COURAGE" }
intermediate
en
20
20
cipher_museum
2.0
public
null
null
fractionated-morse-v3-0211
EVNMQMMBGJWDYTBEAPUVNYUYNR
EVNMQMMBGJWDYTBEAPUVNYUYNR
ROME WAS NOT BUILT IN ONE DAY
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "LIBERTY" }
advanced
en
26
26
cipher_museum
2.0
public
null
null
slidex-v3-0309
XJMMWYDQRZYPRZMMFLGQGOTNUNCFDOCGSOHZGQNORQICYXNOGMQBOWBIJMYHUECUSMFRZGRPYQZCLCPWXJMNCQTHRYCPMMWZOSOWKPTPAXMOUQGQLFYPUWXUXJCPPQMMMMDJSLQOSNRWZGUNYQMMWZCDAXGKRLXUDOAC
XJMMWYDQRZYPRZMMFLGQGOTNUNCFDOCGSOHZGQNORQICYXNOGMQBOWBIJMYHUECUSMFRZGRPYQZCLCPWXJMNCQTHRYCPMMWZOSOWKPTPAXMOUQGQLFYPUWXUXJCPPQMMMMDJSLQOSNRWZGUNYQMMWZCDAXGKRLXUDOAC
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
slidex
slidex
transposition
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
164
164
cipher_museum
2.0
public
null
null
playfair-v3-0460
TNQDIQLUDKNKBOLGDREFACKDYLINDXQMEIMBXFPLRBKYNKBXGIOKFEGFPTCRWMLUBMRKIZFETCRIDQZRCXEDXFCIKHBZBOFAGIKHSDLUNRKUKBRFEDFUDECQNRKUKBMBKGPUPLBXGZDAFKCRUDKBQFDUDBSDRCQCKYTLEUUT
TNQDIQLUDKNKBOLGDREFACKDYLINDXQMEIMBXFPLRBKYNKBXGIOKFEGFPTCRWMLUBMRKIZFETCRIDQZRCXEDXFCIKHBZBOFAGIKHSDLUNRKUKBRFEDFUDECQNRKUKBMBKGPUPLBXGZDAFKCRUDKBQFDUDBSDRCQCKYTLEUUT
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
playfair
playfair
polygraphic
{ "type": "keyword", "value": "FREEDOM" }
intermediate
en
168
168
cipher_museum
2.0
public
null
null
geez-monastic-166
WBKJFQBJRUHIFRCRHPRUJFUVBBKJWUGDRJFMJBKVDGWBJGDGDAFHUGABH
WBKJFQBJRUHIFRCRHPRUJFUVBBKJWUGDRJFMJBKVDGWBJGDGDAFHUGABH
FOUR SCORE AND SEVEN YEARS AGO OUR FATHERS BROUGHT FORTH THIS NATION
geez_monastic
geez_monastic
substitution
{ "type": "keyword", "value": "SECRET" }
advanced
en
57
57
cipher_museum
0.2
public
null
null
enigma-v3-0452
YTNMACSGHLBPKRNJIG
YTNMACSGHLBPKRNJIG
GRAVITY EXPLAINS ALL
enigma
enigma
machine
{ "type": "rotor_start", "value": "MNO" }
expert
en
18
18
cipher_museum
2.0
public
null
null