id
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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
cda-0017631
0373 6019 01001 7920 6377 0355 3791 1581 2893 06025 0359 5676 4798 1264 6693 05982 1648 01300 00638 7940 5974 5079 00353 5743 6350 0413 4425 5974 06363 4764 01667 04455 00949 5739 07886 05120 6298 04132 01640 6033 06016 0354 02204 1665 5968 01308 04799 06683 00630 3792 01580 6335 5660 00322 4403 6027 5095 04717 5974 28...
0373 6019 01001 7920 6377 0355 3791 1581 2893 06025 0359 5676 4798 1264 6693 05982 1648 01300 00638 7940 5974 5079 00353 5743 6350 0413 4425 5974 06363 4764 01667 04455 00949 5739 07886 05120 6298 04132 01640 6033 06016 0354 02204 1665 5968 01308 04799 06683 00630 3792 01580 6335 5660 00322 4403 6027 5095 04717 5974 28...
A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS A TRANSPARENT TOOL SHOULD SHOW ITS REASONING PERHAPS
zimmermann
zimmermann
null
{}
hard
en
184
184
synthetic_educational
null
null
[ "codebook_frequency", "number_group_analysis" ]
Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher.
joseon-yeokhak-v2-0206
HVSVSOJSBGRSQZOFSHVSUZCFMCTUCROBRHVSTWFAOASBHGVCKSHVTCFHVVWGVOBRWKCFYSOQVBWUVH
HVSVSOJSBGRSQZOFSHVSUZCFMCTUCROBRHVSTWFAOASBHGVCKSHVTCFHVVWGVOBRWKCFYSOQVBWUVH
THE HEAVENS DECLARE THE GLORY OF GOD AND THE FIRMAMENT SHOWETH FORTH HIS HANDIWORK EACH NIGHT
joseon_yeokhak
joseon_yeokhak
substitution
{ "type": "keyword", "value": "JOSEON" }
beginner
en
78
78
cipher_museum
2.0
public
null
null
solitaire-v3-0028
VITLWAOWPYCXVCBATFYWBWYGJND
VITLWAOWPYCXVCBATFYWBWYGJND
DONT FIRE TILL YOU SEE THE WHITES
solitaire
solitaire
stream
{ "type": "none", "value": null }
expert
en
27
27
cipher_museum
2.0
public
null
null
cda-0019987
.... .... .. ... . ..... .... .. . . .. .... ... . .. . . ..... ... ... . ... . ..... . ... .. .... ... ..... .. ... . ..... .... .. ..... .. .... .. .. .... .... .... . ..... .... ... .... .... . ..... ..... ... .... .... .. .... ... ... . . ..... ..... .. .... .. .. ..... ..... . . ...
.... .... .. ... . ..... .... .. . . .. .... ... . .. . . ..... ... ... . ... . ..... . ... .. .... ... ..... .. ... . ..... .... .. ..... .. .... .. .. .... .... .... . ..... .... ... .... .... . ..... ..... ... .... .... .. .... ... ... . . ..... ..... .. .... .. .. ..... ..... . . ...
THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY
tap_code
tap_code
null
{}
hard
en
85
85
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.
alberti-disk-115
UBUMDAGFATBIFBFKSSASYGNSRERCGIBRQLSWIRWKRZPEHNDFOOYUTZMTGSHB
UBUMDAGFATBIFBFKSSASYGNSRERCGIBRQLSWIRWKRZPEHNDFOOYUTZMTGSHB
EVERY SECRET HAS A KEEPER AND EVERY CODE HAS A BREAKER WHO SEEKS THE TRUTH
alberti_disk
alberti_disk
disk
{ "type": "integer", "value": 7 }
expert
en
60
60
cipher_museum
0.2
public
null
null
affine-v2-0382
OTUJK TLW HJWCML
OTUJK TLW HJWCML
STORM THE BREACH
affine
affine
substitution
{ "a": 5, "b": 2 }
beginner
en
14
16
cipher_museum
2.0
public
null
null
typex-v3-0326
FIHCUJZDRZOQGQSXUK
FIHCUJZDRZOQGQSXUK
LOWER THE DRAWBRIDGE
typex
typex
machine
{ "type": "keyword", "value": "WINSTON" }
expert
en
18
18
cipher_museum
2.0
public
null
null
sigaba-v3-0054
GXFDWOYVSBOZHWDESTBTUFFGGVSIAPKKJUVHDCITQNLTBCQZRAXQSKLJBQGLFYVWGYOZ
GXFDWOYVSBOZHWDESTBTUFFGGVSIAPKKJUVHDCITQNLTBCQZRAXQSKLJBQGLFYVWGYOZ
THE ONLY THING NECESSARY FOR THE TRIUMPH OF EVIL IS FOR GOOD MEN TO DO NOTHING AT ALL
sigaba
sigaba
machine
{ "type": "seed", "value": "ECMMARK" }
expert
en
68
68
cipher_museum
2.0
public
null
null
porta-v2-0363
CQRSFCFSEZARFJRERGSXZVCJFCWAUQCFGZQBKNBQZKVAZQWGBQAFSQUWNNIPUNNBTRIBSPVRGZQAKBAZWNGGCAKBMIZEUWBTNVBUBWFCNNNPBCWRALIZILETZYUUZJFAICRYPJIJKOWBVPYWOCNQ
CQRSFCFSEZARFJRERGSXZVCJFCWAUQCFGZQBKNBQZKVAZQWGBQAFSQUWNNIPUNNBTRIBSPVRGZQAKBAZWNGGCAKBMIZEUWBTNVBUBWFCNNNPBCWRALIZILETZYUUZJFAICRYPJIJKOWBVPYWOCNQ
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
porta
porta
polyalphabetic
{ "type": "keyword", "value": "ITALY" }
intermediate
en
148
148
cipher_museum
2.0
public
null
null
arnold-andre-v2-0026
13.1.1 14.3.1 14.1.5 14.1.5 14.4.1 15.1.1 13.1.1 14.5.5 14.3.5 14.5.1 14.4.3 15.1.1 5.3.4 13.1.1 14.1.4 14.4.3 14.5.5 15.1.1
13.1.1 14.3.1 14.1.5 14.1.5 14.4.1 15.1.1 13.1.1 14.5.5 14.3.5 14.5.1 14.4.3 15.1.1 5.3.4 13.1.1 14.1.4 14.4.3 14.5.5 15.1.1
KEEP YOUR POWDER DRY
arnold_andre
arnold_andre
codebook
{ "type": "none", "value": null }
expert
en
107
124
cipher_museum
2.0
public
null
null
affine-it-041
RAH YXSJF QXQ EHTCHD EFZRH
RAH YXSJF QXQ EHTCHD EFZRH
CHI DORME NON PIGLIA PESCI
affine
affine
substitution
{ "type": "keyword", "value": "7,3" }
beginner
it
22
26
cipher_museum
0.2
public
null
null
cardano-autokey-v3-0064
SKRRVRLAPTMHBYPHWALXAPZUDRDKGVNDDRZVTYOAITPCTFGKXWRNPGJTZWZKEVTZALFSVEKYIN
SKRRVRLAPTMHBYPHWALXAPZUDRDKGVNDDRZVTYOAITPCTFGKXWRNPGJTZWZKEVTZALFSVEKYIN
GENERAL PATTON LED THE THIRD ARMY IN A DARING SWEEP ACROSS FRANCE FOLLOWING THE BREAKOUT
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "MILAN" }
advanced
en
74
74
cipher_museum
2.0
public
null
null
fialka-v3-0153
ZQHKNRPUFURIHBRSGBELRSDBFULTKYWWKCIAVVFBARIBVRYKJSMZPFJAZCCYSHWTXRFINHU
ZQHKNRPUFURIHBRSGBELRSDBFULTKYWWKCIAVVFBARIBVRYKJSMZPFJAZCCYSHWTXRFINHU
IT WAS A BRIGHT COLD DAY IN APRIL AND THE CLOCKS WERE STRIKING THIRTEEN ACROSS THE CITY
fialka
fialka
machine
{ "type": "seed", "value": "KREMLIN" }
expert
en
71
71
cipher_museum
2.0
public
null
null
vic-v3-0375
91859016838690285858381286802014578529080828529587618481692290822685858328968628641549189639268690681283869341853936190934795129226858386818121568683869028690834868972041248721690834868972816867919090822894911802826390472871490280902369068585804899089
91859016838690285858381286802014578529080828529587618481692290822685858328968628641549189639268690681283869341853936190934795129226858386818121568683869028690834868972041248721690834868972816867919090822894911802826390472871490280902369068585804899089
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
vic
vic
substitution
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
251
251
cipher_museum
2.0
public
null
null
affine-v2-0937
CZGK YV PYZRNMZP JWZEWPWC IAZZMPDMZI CR CHHYGCRRYB UYAZRNYAIM RNM SCZ WP RNM MCIR WI YJMZ
CZGK YV PYZRNMZP JWZEWPWC IAZZMPDMZI CR CHHYGCRRYB UYAZRNYAIM RNM SCZ WP RNM MCIR WI YJMZ
ARMY OF NORTHERN VIRGINIA SURRENDERS AT APPOMATTOX COURTHOUSE THE WAR IN THE EAST IS OVER
affine
affine
substitution
{ "a": 9, "b": 2 }
beginner
en
75
89
cipher_museum
2.0
public
null
null
null-cipher-v3-0045
said to each after may place only who each right these right about now said for our right many same
said to each after may place only who each right these right about now said for our right many same
STEAM POWER TRANSFORMS
null_cipher
null_cipher
steganography
{ "type": "position", "value": "first" }
advanced
en
80
99
cipher_museum
2.0
public
null
null
caesar-es-080
XPVIYJ PIV KPZMOV NZ XDZMMV JOMV NZ VWMZ
XPVIYJ PIV KPZMOV NZ XDZMMV JOMV NZ VWMZ
CUANDO UNA PUERTA SE CIERRA OTRA SE ABRE
caesar
caesar
substitution
{ "type": "shift", "value": 21 }
beginner
es
33
40
cipher_museum
0.2
public
null
null
lorenz-v2-0557
WETHFREFORETHEREPRESENTATIVESOFTHEUNITEDSTATETOFAMERICAINGENERALCONGRESSASSEMBLEDAPPEAKINGTOTHESUPREMEJUDGEOFTHEWORLDFORTHERECTJTUDEOFOURINTENTIONSDOSOLEMNLYPUBLISH
WETHFREFORETHEREPRESENTATIVESOFTHEUNITEDSTATETOFAMERICAINGENERALCONGRESSASSEMBLEDAPPEAKINGTOTHESUPREMEJUDGEOFTHEWORLDFORTHERECTJTUDEOFOURINTENTIONSDOSOLEMNLYPUBLISH
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
lorenz
lorenz
machine
{ "type": "seed", "value": "STURGEON" }
expert
en
164
164
cipher_museum
2.0
public
null
null
cda-0009191
CBYLNYCUNORGVP PVCUREF HFR ZHYGVCYR NYCUNORG FUVSGF GUR ENVY SRAPR PVCURE JEVGRF GRKG VA N MVTMNT CNGGREA FHOFGVGHGVBA PVCUREF ZNC RNPU YRGGRE GB N QVSSRERAG YRGGRE ZBQREA RAPELCGVBA VF ABG OEBXRA OL YRGGRE SERDHRAPL
CBYLNYCUNORGVP PVCUREF HFR ZHYGVCYR NYCUNORG FUVSGF GUR ENVY SRAPR PVCURE JEVGRF GRKG VA N MVTMNT CNGGREA FHOFGVGHGVBA PVCUREF ZNC RNPU YRGGRE GB N QVSSRERAG YRGGRE ZBQREA RAPELCGVBA VF ABG OEBXRA OL YRGGRE SERDHRAPL
POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY
rot13
rot13
null
{ "shift": 13 }
hard
en
184
184
synthetic_educational
null
null
[]
m209-v2-0394
APIWKSGOZLNZDK
APIWKSGOZLNZDK
COVER MY RETREAT
m209
m209
machine
{ "type": "seed", "value": "VICTORY" }
expert
en
14
14
cipher_museum
2.0
public
null
null
cda-0016726
okedy shal shaiin qotedy ypchol okal okshy cheol chor chol oxed ytedy sharal aiiin otedy dainy
okedy shal shaiin qotedy ypchol okal okshy cheol chor chol oxed ytedy sharal aiiin otedy dainy
SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER
voynich_render
voynich_render
null
{}
medium
en
79
79
synthetic_educational
null
null
[ "statistical_analysis", "unsolved" ]
Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output.
sigaba-v2-0182
DAWCPEAXFMRTIJBYDJSIZQVPITMWULKYKNWOPEXBOCPIZOTKYZGFMYCEYCCLGGHTWVR
DAWCPEAXFMRTIJBYDJSIZQVPITMWULKYKNWOPEXBOCPIZOTKYZGFMYCEYCCLGGHTWVR
I KNOW NOT WHAT COURSE OTHERS MAY TAKE BUT AS FOR ME GIVE ME LIBERTY OR GIVE ME DEATH
sigaba
sigaba
machine
{ "type": "seed", "value": "ARMY" }
expert
en
67
67
cipher_museum
2.0
public
null
null
adfgx-v3-0225
DGFDAGFADXAFFADAFADDFGADDG
DGFDAGFADXAFFADAFADDFGADDG
THE APPLE FALLS
adfgx
adfgx
fractionation
{ "polybius": "TRIUMPH", "columnar": "JUSTICE" }
advanced
en
26
26
cipher_museum
2.0
public
null
null
nihilist-v3-0165
52 48 28 25 67 94 49 73 46 49 56 66 56 57 43 60 35 47 39 57 77 73 36 56 45 48 53 46 45 67 26 25 38 93 56 43 36 26 59 46 75 49 42 57 66 28 67 73 67 73 57 39 35 58 65 56 66 57 66 28 70 63 68 45 68 56 29 36 67
52 48 28 25 67 94 49 73 46 49 56 66 56 57 43 60 35 47 39 57 77 73 36 56 45 48 53 46 45 67 26 25 38 93 56 43 36 26 59 46 75 49 42 57 66 28 67 73 67 73 57 39 35 58 65 56 66 57 66 28 70 63 68 45 68 56 29 36 67
THE LOVE OF MONEY IS THE ROOT OF ALL EVIL BUT IT IS THE LOVE OF GOOD THAT MOVES THE WORLD
nihilist
nihilist
fractionation
{ "polybius": "LIBERTY", "keyword": "FREEDOM" }
advanced
en
138
206
cipher_museum
2.0
public
null
null
sigaba-v3-0191
YODQIVEEDZRBZPRZHCWVNVAUDLZCIEMSVEXBGTXCDHJQCFPKMOGHMBPSXZSCHKLATMBFOPMSWPWNEURQ
YODQIVEEDZRBZPRZHCWVNVAUDLZCIEMSVEXBGTXCDHJQCFPKMOGHMBPSXZSCHKLATMBFOPMSWPWNEURQ
THE ENIGMA MACHINE HAD AN ASTRONOMICAL NUMBER OF POSSIBLE SETTINGS MAKING IT SEEM UNBREAKABLE
sigaba
sigaba
machine
{ "type": "seed", "value": "ARMY" }
expert
en
80
80
cipher_museum
2.0
public
null
null
adfgvx-v2-0018
DVAFFADVDADDVDAFDAGGGFVDAF
DVAFFADVDADDVDAFDAGGGFVDAF
AWAIT MY SIGNAL
adfgvx
adfgvx
fractionation
{ "polybius": "PALACE", "columnar": "BATTLE" }
advanced
en
26
26
cipher_museum
2.0
public
null
null
enigma-209
BHUZFZLORJUDGOBB
BHUZFZLORJUDGOBB
LOCK DOWN ALL GATES
enigma
enigma
machine
{ "type": "rotor_start", "value": "RMS" }
expert
en
16
16
cipher_museum
0.2
public
null
null
chinese-telegraph-v2-0377
5563 4614 4427 4550 5397 4427 4154 5563 4298 4680 5166 4614 4427 5397 5060 4489 4871 5060 5645 4680 5488 5890 4680 5741 4680 4998 5741 4427 4998 5563 4427 4361 4216 5963 4154 4998 5563 5060 4680 4998 4427 4154 4998 4361 4216 5060 4998 4154 5741 4427 4998 5563 5645 5397 4427 5397 5060 5488 5488 4680 4550 4998 5060 4871 ...
5563 4614 4427 4550 5397 4427 4154 5563 4298 4680 5166 4614 4427 5397 5060 4489 4871 5060 5645 4680 5488 5890 4680 5741 4680 4998 5741 4427 4998 5563 4427 4361 4216 5963 4154 4998 5563 5060 4680 4998 4427 4154 4998 4361 4216 5060 4998 4154 5741 4427 4998 5563 5645 5397 4427 5397 5060 5488 5488 4680 4550 4998 5060 4871 ...
THE GREAT CIPHER OF LOUIS XIV INVENTED BY ANTOINE AND BONAVENTURE ROSSIGNOL USED A NOMENCLATOR OF OVER FIVE HUNDRED NUMBERS REPRESENTING SYLLABLES WORDS AND NULLS AND REMAINED UNBROKEN FOR TWO CENTURIES
chinese_telegraph
chinese_telegraph
codebook
{ "type": "additive", "value": "14142" }
expert
en
688
859
cipher_museum
2.0
public
null
null
affine-v3-0046
AOL MHJAVYF YVHYZ
AOL MHJAVYF YVHYZ
THE FACTORY ROARS
affine
affine
substitution
{ "a": 1, "b": 7 }
beginner
en
15
17
cipher_museum
2.0
public
null
null
chaocipher-v2-0494
NYTYUKMGBCUPULMXHCNWYEUCIOJNNMHSFVQSCARSGLPZGJCBOPSNWJLBOAJQUXYDVYDYJPWZFVVNKLGCERJGIPMVDWJPRFGUQSURDRTQOSMEYWTFZWTCGSGKYEAWXNBIUKYGSDGFZDWVLIRZQBULTABPFNIVPONNNJUI
NYTYUKMGBCUPULMXHCNWYEUCIOJNNMHSFVQSCARSGLPZGJCBOPSNWJLBOAJQUXYDVYDYJPWZFVVNKLGCERJGIPMVDWJPRFGUQSURDRTQOSMEYWTFZWTCGSGKYEAWXNBIUKYGSDGFZDWVLIRZQBULTABPFNIVPONNNJUI
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
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "JUSTICE" }
advanced
en
164
164
cipher_museum
2.0
public
null
null
vigenere-v3-1476
ZFTXRGVFCMUP
ZFTXRGVFCMUP
GOLD FROM LEAD
vigenere
vigenere
polyalphabetic
{ "type": "keyword", "value": "TRIUMPH" }
intermediate
en
12
12
cipher_museum
2.0
public
null
null
fractionated-morse-v3-0406
OSEBASMAIMIHNDWNILKSIJWNRUDVWUIPFUHBLLAEGUFXDSPDXEFNWNDXFASAUIGSABSSBSEAIEJSEPLRBSEAJUKTIDAXKTTENTBLDXKTVEKTEEFSEENPBEPLEIFXENMNVUOWBLFNTBBNVXDAPOSVWABSADWNMIGTXEKVWPAERVIFAJTABBDSTIDASC
OSEBASMAIMIHNDWNILKSIJWNRUDVWUIPFUHBLLAEGUFXDSPDXEFNWNDXFASAUIGSABSSBSEAIEJSEPLRBSEAJUKTIDAXKTTENTBLDXKTVEKTEEFSEENPBEPLEIFXENMNVUOWBLFNTBBNVXDAPOSVWABSADWNMIGTXEKVWPAERVIFAJTABBDSTIDASC
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
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "FREEDOM" }
advanced
en
186
186
cipher_museum
2.0
public
null
null
sigaba-v3-0394
ADMZEQCIDJBARQXLLPCUGJCGDKVVRZYUFNBUVBWMAWNPNXGLPQPVSRZQYRJYVSSGAFDMPNRVJNZJQUIEHCZIQ
ADMZEQCIDJBARQXLLPCUGJCGDKVVRZYUFNBUVBWMAWNPNXGLPQPVSRZQYRJYVSSGAFDMPNRVJNZJQUIEHCZIQ
CONGRESS SHALL MAKE NO LAW RESPECTING AN ESTABLISHMENT OF RELIGION OR PROHIBITING THE FREE EXERCISE
sigaba
sigaba
machine
{ "type": "seed", "value": "LIBERTY" }
expert
en
85
85
cipher_museum
2.0
public
null
null
cda-0021292
DMTAMSGIQXZJGKFYNOCAXFGRDGWFNQMDOVDXIOWQJZBRWHCMFWZFKVJGWFMDRIOYEIXMYTBUOEYBEKUTKABQQBTKEAUBCAWXGTNWNSGVKOEXDDSMHOHPTJMSGVIGEFSMYJBMICPTS
DMTAMSGIQXZJGKFYNOCAXFGRDGWFNQMDOVDXIOWQJZBRWHCMFWZFKVJGWFMDRIOYEIXMYTBUOEYBEKUTKABQQBTKEAUBCAWXGTNWNSGVKOEXDDSMHOHPTJMSGVIGEFSMYJBMICPTS
SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION
vernam
vernam
null
{}
hard
en
137
137
synthetic_educational
null
null
[ "key_reuse_attack", "information_theoretic_proof" ]
Vernam cipher: XOR-based stream cipher; with a random key equivalent to OTP.
nomenclator-035
64 23 01 18 60 13 15 18 01 12 09 19 63 60 16 08 25 19 09 03 01 12 01 19 20 08 18 05 05 09 19 63 15 14 05
64 23 01 18 60 13 15 18 01 12 09 19 63 60 16 08 25 19 09 03 01 12 01 19 20 08 18 05 05 09 19 63 15 14 05
IN WAR THE MORAL IS TO THE PHYSICAL AS THREE IS TO ONE
nomenclator
nomenclator
nomenclator
{ "type": "none", "value": null }
expert
en
70
104
cipher_museum
0.2
public
null
null
cda-0003092
RIREL FLFGRZ ARRQF NA UBARFG GUERNG ZBQRY GUR CYNLSNVE PVCURE RAPELCGF CNVEF BS YRGGREF FVZHYGNARBHFYL
RIREL FLFGRZ ARRQF NA UBARFG GUERNG ZBQRY GUR CYNLSNVE PVCURE RAPELCGF CNVEF BS YRGGREF FVZHYGNARBHFYL
EVERY SYSTEM NEEDS AN HONEST THREAT MODEL THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY
rot13
rot13
null
{ "shift": 13 }
hard
en
88
88
synthetic_educational
null
null
[ "brute_force_26", "self_inverse_check" ]
ROT-13 is Caesar with shift 13 — it is its own inverse.
two-square-162
LEOWKNBEEIEOOWRPFABKUSORHTEMQGHBSMCIRWSUWHCTORWLNAQVSQUSLICT
LEOWKNBEEIEOOWRPFABKUSORHTEMQGHBSMCIRWSUWHCTORWLNAQVSQUSLICT
KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT
two_square
two_square
polygraphic
{ "key1": "SECRET", "key2": "AGENTS" }
advanced
en
60
60
cipher_museum
0.2
public
null
null
cda-0013745
DIBEH / DZEH / MOASI / NO-DA-IH / GAH / TKIN / THAN-ZIE / TSAH-AS-ZIH / MOASI / DIBEH-YAZZIE / WOL-LA-CHEE / TKIN / NA-AS-TSO-SI / DIBEH / DIBEH / LIN / A-KHA / NO-DA-IH / DIBEH-YAZZIE / BE / SHUSH / DZEH / THAN-ZIE / DZEH / ...
DIBEH / DZEH / MOASI / NO-DA-IH / GAH / TKIN / THAN-ZIE / TSAH-AS-ZIH / MOASI / DIBEH-YAZZIE / WOL-LA-CHEE / TKIN / NA-AS-TSO-SI / DIBEH / DIBEH / LIN / A-KHA / NO-DA-IH / DIBEH-YAZZIE / BE / SHUSH / DZEH / THAN-ZIE / DZEH / ...
SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY THE MESSAGE WAS HIDDEN BUT NOT SECURE BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN
navajo_code
navajo_code
null
{}
hard
en
208
208
synthetic_educational
null
null
[ "codebook_frequency", "word_list_attack" ]
Navajo Code Talker cipher: Navajo words represent English letters.
gronsfeld-v3-0845
WIIDGVUPFOVTYSXRVREKG
WIIDGVUPFOVTYSXRVREKG
THE CASTLE IS SURROUNDED
gronsfeld
gronsfeld
polyalphabetic
{ "type": "numeric", "value": "31416" }
intermediate
en
21
21
cipher_museum
2.0
public
null
null
straddling-checkerboard-v2-0313
132774251476572916215235076572095726407665474251476572095726407691621523507657245211761621128741763
132774251476572916215235076572095726407665474251476572095726407691621523507657245211761621128741763
ASK WHAT YOU CAN DO FOR YOUR COUNTRY NOT WHAT YOUR COUNTRY CAN DO FOR YOU TODAY AND ALWAYS
straddling_checkerboard
straddling_checkerboard
substitution
{ "type": "top_row", "value": "RASTONICEL" }
advanced
en
99
99
cipher_museum
2.0
public
null
null
m209-v2-0082
LXNJXKUQZCRRQKMASZQCALKTYMFLJCNZBQPBYPRBAIOOYPZCIVKFMOWTQPLNNWYNLDRLGEEPDQAKZMHXA
LXNJXKUQZCRRQKMASZQCALKTYMFLJCNZBQPBYPRBAIOOYPZCIVKFMOWTQPLNNWYNLDRLGEEPDQAKZMHXA
THOSE WHO CANNOT REMEMBER THE PAST ARE CONDEMNED TO REPEAT IT AS PHILOSOPHER SANTAYANA OBSERVED
m209
m209
machine
{ "type": "seed", "value": "ARMY" }
expert
en
81
81
cipher_museum
2.0
public
null
null
cda-0020357
13.47.2 8.46.6 12.7.13 18.7.14 12.19.4 16.49.6 10.19.6 11.19.11 11.7.15 12.1.14 5.26.15 16.45.9 5.32.4 13.27.10 16.34.8 13.49.15 18.5.7 16.38.15 13.43.15 20.10.2 3.32.6 18.28.9 5.34.13 19.40.13 11.40.6 4.9.4 14.28.15 13.27.8 8.16.4 17.20.8 13.29.3 13.42.12 6.5.1 19.7.6 4.23.15 14.2.8 18.18.4 2.45.9 5.50.12 1.43.11 3.26...
13.47.2 8.46.6 12.7.13 18.7.14 12.19.4 16.49.6 10.19.6 11.19.11 11.7.15 12.1.14 5.26.15 16.45.9 5.32.4 13.27.10 16.34.8 13.49.15 18.5.7 16.38.15 13.43.15 20.10.2 3.32.6 18.28.9 5.34.13 19.40.13 11.40.6 4.9.4 14.28.15 13.27.8 8.16.4 17.20.8 13.29.3 13.42.12 6.5.1 19.7.6 4.23.15 14.2.8 18.18.4 2.45.9 5.50.12 1.43.11 3.26...
TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY
book_cipher
book_cipher
null
{}
hard
en
190
190
synthetic_educational
null
null
[ "book_cipher_attack", "triple_index_search" ]
Book cipher: coordinates (page.line.word) referencing a shared document.
two-square-142
RALLVNRFBVPV
RALLVNRFBVPV
RALLY AT DAWN
two_square
two_square
polygraphic
{ "key1": "SECRET", "key2": "AGENTS" }
advanced
en
12
12
cipher_museum
0.2
public
null
null
cda-0017424
KAIII NOXED CHOLD AIINC HEDYS HAIIN CHEDA LYTED YDAII NYKCH EOLOK EEDYC HEDAL KAIII NYPCH OLYTA IINSH EOLQO KEDYC TAIIN YPCHO LOROR CTAII NSHAR ALYTE DYSHE EDYQO TEDYR AIIND ARALD ALCHE OLDAR ALQOK EEDYY TEDYY TEDYO ROROT EDYQO TEDYS HAIIN QOKEE DYOKS HYORO RCHEO LOTAI NKAII INSHA LOTAI INQOK EDYQO TEDYQ OKEDY SHALO RO...
KAIII NOXED CHOLD AIINC HEDYS HAIIN CHEDA LYTED YDAII NYKCH EOLOK EEDYC HEDAL KAIII NYPCH OLYTA IINSH EOLQO KEDYC TAIIN YPCHO LOROR CTAII NSHAR ALYTE DYSHE EDYQO TEDYR AIIND ARALD ALCHE OLDAR ALQOK EEDYY TEDYY TEDYO ROROT EDYQO TEDYS HAIIN QOKEE DYOKS HYORO RCHEO LOTAI NKAII INSHA LOTAI INQOK EDYQO TEDYQ OKEDY SHALO RO...
BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY THE FRIEDMAN TEST USES THE INDEX OF COINCIDENCE TO ESTIMATE KEY LENGTH
voynich_render
voynich_render
null
{}
hard
en
292
292
synthetic_educational
null
null
[ "statistical_analysis", "unsolved" ]
Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output.
kl7-144
IQRUQDNPYH
IQRUQDNPYH
TRUST NO ONE
kl7
kl7
machine
{ "type": "seed", "value": "SECRET" }
expert
en
10
10
cipher_museum
0.2
public
null
null
beaufort-294
RXUSBNRMULISZKDAGYWYZYBUEGLQMQEFMJODAHWMPPTBQJIGFOWFPIAZKLWWXN
RXUSBNRMULISZKDAGYWYZYBUEGLQMQEFMJODAHWMPPTBQJIGFOWFPIAZKLWWXN
THE ENEMY KNOWS THE SYSTEM DESIGN YOUR CIPHER ACCORDINGLY WITH GREAT CARE
beaufort
beaufort
polyalphabetic
{ "type": "keyword", "value": "KEYWORD" }
intermediate
en
62
62
cipher_museum
0.2
public
null
null
geheimschreiber-v2-0077
ZEHTMMYYIRXANCAPOESMPVKTWMIMLFTDHBVKCJFVORMWXDUMWEAYMLVZFEXKRZUGWTKPKGCLFKAJB
ZEHTMMYYIRXANCAPOESMPVKTWMIMLFTDHBVKCJFVORMWXDUMWEAYMLVZFEXKRZUGWTKPKGCLFKAJB
SUPPLY LINES HAVE BEEN CUT RATIONS FOR THREE DAYS ONLY AWAIT RESUPPLY OR BREAK THROUGH LINES
geheimschreiber
geheimschreiber
machine
{ "type": "seed", "value": "BERLIN" }
expert
en
77
77
cipher_museum
2.0
public
null
null
cda-0018259
ACUJYLQSBZHMMNEVTTVHFYFSQMWOVXJQSCYJQRMBXLVETTOXMSYUYSKCIBMENBJKGDLVTCNYPQTOHPKOCKOGRRZPHTNVRQDAODBMLQEALDPOIIHKNHHJBMYEBFIJ
ACUJYLQSBZHMMNEVTTVHFYFSQMWOVXJQSCYJQRMBXLVETTOXMSYUYSKCIBMENBJKGDLVTCNYPQTOHPKOCKOGRRZPHTNVRQDAODBMLQEALDPOIIHKNHHJBMYEBFIJ
THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS ATBASH ENCODES BY REVERSING THE ALPHABET
one_time_pad
one_time_pad
null
{}
hard
en
124
124
synthetic_educational
null
null
[ "information_theoretic_proof", "key_reuse_attack" ]
One-time pad: theoretically unbreakable if key is truly random and never reused.
cda-0014179
HOUSE INPUT LOWER LOCAL CLAIM INTEL PHASE HOURS EXACT ROUTE UNITE SWIFT ENTER SEEKS LIGHT ISSUE NOTES ENEMY AFTER RAIDS ALONG LINES GUARD EARLY BASIS
HOUSE INPUT LOWER LOCAL CLAIM INTEL PHASE HOURS EXACT ROUTE UNITE SWIFT ENTER SEEKS LIGHT ISSUE NOTES ENEMY AFTER RAIDS ALONG LINES GUARD EARLY BASIS
HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS HONESTLY
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.
adfgvx-v2-0269
VDDGADXFAGDVDAGDXGDFVGVGXFFAAFFVGDFDVG
VDDGADXFAGDVDAGDXGDFVGVGXFFAAFFVGDFDVG
CODED MESSAGE FOLLOWS
adfgvx
adfgvx
fractionation
{ "polybius": "TRIUMPH", "columnar": "JUSTICE" }
advanced
en
38
38
cipher_museum
2.0
public
null
null
chaocipher-v2-0066
DVOQMWYUJYKTQOLFVKZQIOHIRARIOQJIXEETBRQMCSUQCMGWMLPCGXUGXFUBDYALNMSUFHOTGFHRQ
DVOQMWYUJYKTQOLFVKZQIOHIRARIOQJIXEETBRQMCSUQCMGWMLPCGXUGXFUBDYALNMSUFHOTGFHRQ
THE FEAR OF THE LORD IS THE BEGINNING OF WISDOM AND KNOWLEDGE OF THE HOLY ONE IS UNDERSTANDING
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "PALACE" }
advanced
en
77
77
cipher_museum
2.0
public
null
null
null-cipher-v3-0066
long into tell would of other who them tell write eioa said
long into tell would of other who them tell write eioa said
GOLD FROM LEAD
null_cipher
null_cipher
steganography
{ "type": "position", "value": "last" }
advanced
en
48
59
cipher_museum
2.0
public
null
null
morse-code-v2-0033
.- -. -. ..- .. - / -.-. --- . .--. - .. ...
.- -. -. ..- .. - / -.-. --- . .--. - .. ...
ANNUIT COEPTIS
morse_code
morse_code
encoding
{ "type": "none", "value": null }
beginner
en
31
44
cipher_museum
2.0
public
null
null
columnar-transposition-174
ENEMNICNTTTMSSSUERYRREWYEOHOLGAEKHEGCAIIAHYTTIRRDWEENOSDYPCGHC
ENEMNICNTTTMSSSUERYRREWYEOHOLGAEKHEGCAIIAHYTTIRRDWEENOSDYPCGHC
THE ENEMY KNOWS THE SYSTEM DESIGN YOUR CIPHER ACCORDINGLY WITH GREAT CARE
columnar_transposition
columnar_transposition
transposition
{ "type": "keyword", "value": "MUSEUM" }
intermediate
en
62
62
cipher_museum
0.2
public
null
null
joseon-yeokhak-v3-0212
ESPWPRTZYDDELYOCPLOJ
ESPWPRTZYDDELYOCPLOJ
THE LEGIONS STAND READY
joseon_yeokhak
joseon_yeokhak
substitution
{ "type": "keyword", "value": "HANGUL" }
beginner
en
20
20
cipher_museum
2.0
public
null
null
m94-063
GTKHWRZNDEIOGJEBT
GTKHWRZNDEIOGJEBT
THE EAGLE HAS LANDED
m94
m94
machine
{ "type": "seed", "value": "CIPHER" }
expert
en
17
17
cipher_museum
0.2
public
null
null
double-transposition-v2-0156
DEHAWTDUGSAEISTORGM
DEHAWTDUGSAEISTORGM
WISDOM GUARDS THE GATE
double_transposition
double_transposition
transposition
{ "key1": "LIBERTY", "key2": "FREEDOM" }
advanced
en
19
19
cipher_museum
2.0
public
null
null
polybius-la-013
11 33 33 45 24 44 13 34 15 35 44 24 43 33 34 51 45 43 34 42 14 34 43 15 13 31 34 42 45 32
11 33 33 45 24 44 13 34 15 35 44 24 43 33 34 51 45 43 34 42 14 34 43 15 13 31 34 42 45 32
ANNUIT COEPTIS NOVUS ORDO SECLORUM
polybius
polybius
substitution
{ "type": "none", "value": null }
beginner
la
60
89
cipher_museum
0.2
public
null
null
m209-v2-0018
EIBTIUDMTWRET
EIBTIUDMTWRET
AWAIT MY SIGNAL
m209
m209
machine
{ "type": "seed", "value": "ARMY" }
expert
en
13
13
cipher_museum
2.0
public
null
null
cda-0017550
otol okal qokedy oror dal okshy okshy okshy okeedy sheedy aiiin lkaiin qokeedy rcheol chor sharal ypchol shaiin chedal aiiin shor chol qokeedy sheol shal chedal chor daiin sharal rcheol cheol dainy cheol oror qotedy ykcheol lkaiin okeedy shedy ytedy qokeedy qokeedy oror sheedy aiiin okal
otol okal qokedy oror dal okshy okshy okshy okeedy sheedy aiiin lkaiin qokeedy rcheol chor sharal ypchol shaiin chedal aiiin shor chol qokeedy sheol shal chedal chor daiin sharal rcheol cheol dainy cheol oror qotedy ykcheol lkaiin okeedy shedy ytedy qokeedy qokeedy oror sheedy aiiin okal
EVERY SYSTEM NEEDS AN HONEST THREAT MODEL DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS
voynich_render
voynich_render
null
{}
hard
en
243
243
synthetic_educational
null
null
[ "statistical_analysis", "unsolved" ]
Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output.
nomenclator-v3-0111
13 01 18 03 08 63 22 09 03 20 15 18 25
13 01 18 03 08 63 22 09 03 20 15 18 25
MARCH TO VICTORY
nomenclator
nomenclator
nomenclator
{ "type": "seed", "value": "PALACE" }
expert
en
26
38
cipher_museum
2.0
public
null
null
alberti-disk-v3-0746
FEPRKNLVRZDGZMLESGH
FEPRKNLVRZDGZMLESGH
TREACHERY IN THE COURT
alberti_disk
alberti_disk
disk
{ "type": "integer", "value": 17 }
expert
en
19
19
cipher_museum
2.0
public
null
null
cda-0016428
AABBA ABBAB ABBAB AAABB AABAA AAABB BAABB AAABA AAAAA BAABA ABAAA ABBAB ABBAA AAAAA ABABA BAABA ABBAB ABBAB ABABA BAAAB AABAA BABAB ABBBA ABABA AAAAA ABAAA ABBAA BAABA AABBB AABAA ABAAA BAAAA ABABA ABAAA ABABB ABAAA BAABA BAAAB
AABBA ABBAB ABBAB AAABB AABAA AAABB BAABB AAABA AAAAA BAABA ABAAA ABBAB ABBAA AAAAA ABABA BAABA ABBAB ABBAB ABABA BAAAB AABAA BABAB ABBBA ABABA AAAAA ABAAA ABBAA BAABA AABBB AABAA ABAAA BAAAA ABABA ABAAA ABABB ABAAA BAABA BAAAB
GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS
bacon_cipher
bacon_cipher
null
{}
hard
en
190
190
synthetic_educational
null
null
[ "five_bit_decode", "ab_frequency_analysis" ]
Bacon's biliteral cipher: each letter encoded as 5-bit A/B string.
playfair-151
BQTSNORBHSQEESISIWKFHVGCISFEHSBEINFBTCEUDSCZ
BQTSNORBHSQEESISIWKFHVGCISFEHSBEINFBTCEUDSCZ
FORTUNE FAVORS THE BOLD AND THE BRAVE WHO DARE TO ACT
playfair
playfair
polygraphic
{ "type": "keyword", "value": "SECRET" }
intermediate
en
44
44
cipher_museum
0.2
public
null
null
venona-pad-reuse-v2-0092
XO7ROM5SDOPMKYFUADBOZERKPCJENXHTDSRKLXYRCG4TMECCLNYFTKDBPHKJMEGEO4EIGEQXBNDGFX
XO7ROM5SDOPMKYFUADBOZERKPCJENXHTDSRKLXYRCG4TMECCLNYFTKDBPHKJMEGEO4EIGEQXBNDGFX
YOUR MISSION IF YOU CHOOSE TO ACCEPT IT IS TO EXTRACT THE AGENT FROM BEHIND ENEMY LINES TONIGHT
venona_pad_reuse
venona_pad_reuse
stream
{ "type": "keyword", "value": "PALACE" }
expert
en
78
78
cipher_museum
2.0
public
null
null
atbash-059
GSV ZIG LU DZI RH LU ERGZO RNKLIGZMXV GL GSV HGZGV RG RH Z NZGGVI LU ORUV ZMW WVZGS Z ILZW VRGSVI GL HZUVGB LI GL IFRM SVMXV RG RH Z HFYQVXG LU RMJFRIB DSRXS XZM LM ML ZXXLFMG YV MVTOVXGVW
GSV ZIG LU DZI RH LU ERGZO RNKLIGZMXV GL GSV HGZGV RG RH Z NZGGVI LU ORUV ZMW WVZGS Z ILZW VRGSVI GL HZUVGB LI GL IFRM SVMXV RG RH Z HFYQVXG LU RMJFRIB DSRXS XZM LM ML ZXXLFMG YV MVTOVXGVW
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
atbash
atbash
substitution
{ "type": "none", "value": null }
beginner
en
148
188
cipher_museum
0.2
public
null
null
vigenere-de-026
YQGZMEFLPZZFNS
YQGZMEFLPZZFNS
WIR SIND DAS VOLK
vigenere
vigenere
polyalphabetic
{ "type": "keyword", "value": "CIPHER" }
intermediate
de
14
14
cipher_museum
0.2
public
null
null
cda-0017539
.... .... .. ... . ..... . .. . ..... .... ... .... .... ... . . ..... .... ... .... ... ... .... ... ... .... ... .... ... .. ... ... .... ..... .. ..... .. .. ... . ..... .... .. . ..... .... .... .. ... . ..... ... .. . ..... .... .... .. ... ... .... . .... .. . . . .. .... ... . ...
.... .... .. ... . ..... . .. . ..... .... ... .... .... ... . . ..... .... ... .... ... ... .... ... ... .... ... .... ... .. ... ... .... ..... .. ..... .. .. ... . ..... .... .. . ..... .... .... .. ... . ..... ... .. . ..... .... .... .. ... ... .... . .... .. . . . .. .... ... . ...
THE BEST LESSONS SHOW WHERE THE METHOD FAILS
tap_code
tap_code
null
{}
medium
en
37
37
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.
wallis-cipher-v2-0014
90 14 63 56 24 43 91 90 55 61 54 91 160
90 14 63 56 24 43 91 90 55 61 54 91 160
PRESS THE ATTACK
wallis_cipher
wallis_cipher
nomenclator
{ "type": "seed", "value": "OXFORD" }
expert
en
27
39
cipher_museum
2.0
public
null
null
red-type-a-v2-0444
GPUHEABOGQFUJEGBYMTPECODEWLAXVERJYMWUJASFBFORPUPCOIRSKETEDAEXOYBOJTOGVVUSFAKL
GPUHEABOGQFUJEGBYMTPECODEWLAXVERJYMWUJASFBFORPUPCOIRSKETEDAEXOYBOJTOGVVUSFAKL
THE FEAR OF THE LORD IS THE BEGINNING OF WISDOM AND KNOWLEDGE OF THE HOLY ONE IS UNDERSTANDING
red_type_a
red_type_a
machine
{ "type": "keyword", "value": "MIKADO" }
advanced
en
77
77
cipher_museum
2.0
public
null
null
purple-v2-0112
QBWWUFGJXQIDMXWEXDGSKHTVXXVFMHZGHXATKXJGEAXEDZAKNCMJTPCSHQZJKXJGEEKCXLBQHJLEDQRIJQWLZNXUQJNCFROFBAXYBTOENXBBUJZEFXBCFLBADQFMYLVENQZOMJTMEONVKXPDOQMJWUQ
QBWWUFGJXQIDMXWEXDGSKHTVXXVFMHZGHXATKXJGEAXEDZAKNCMJTPCSHQZJKXJGEEKCXLBQHJLEDQRIJQWLZNXUQJNCFROFBAXYBTOENXBBUJZEFXBCFLBADQFMYLVENQZOMJTMEONVKXPDOQMJWUQ
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
purple
purple
machine
{ "type": "seed", "value": "TOKYO" }
expert
en
151
151
cipher_museum
2.0
public
null
null
sigaba-v2-0201
YODOLRYEAHMHZDMFGXXVNZPFOFQSGZEXHFLOJPQCMEBYSDGAJJKBQMQHTHHLENAOOPFYXCMHVRGID
YODOLRYEAHMHZDMFGXXVNZPFOFQSGZEXHFLOJPQCMEBYSDGAJJKBQMQHTHHLENAOOPFYXCMHVRGID
THE REGIMENT SHALL ADVANCE AT FIRST LIGHT SUPPORTED BY ARTILLERY ON THE EASTERN FLANK TODAY
sigaba
sigaba
machine
{ "type": "seed", "value": "ARMY" }
expert
en
77
77
cipher_museum
2.0
public
null
null
hill-v2-0187
WGWKJODUCAKEIBBVHZKSLLEAJBGJDJVRDDDPKSLLEAJBGJEONNJCTGTQCALIPGQWIBZVGSMC
WGWKJODUCAKEIBBVHZKSLLEAJBGJDJVRDDDPKSLLEAJBGJEONNJCTGTQCALIPGQWIBZVGSMC
ASK WHAT YOU CAN DO FOR YOUR COUNTRY NOT WHAT YOUR COUNTRY CAN DO FOR YOU TODAY AND ALWAYS
hill
hill
polygraphic
{ "a": 5, "b": 7, "c": 2, "d": 9 }
advanced
en
72
72
cipher_museum
2.0
public
null
null
playfair-v2-0472
TUFECPKFAERBML
TUFECPKFAERBML
STORM THE BREACH
playfair
playfair
polygraphic
{ "type": "keyword", "value": "FREEDOM" }
intermediate
en
14
14
cipher_museum
2.0
public
null
null
cardano-autokey-v3-0363
OPKFFODVVLDZVXKHLVNYCPWZKSKCRDNQVGFIPGKQIFOQBHMKRVZPMPHAHNQEFSBRXKRVZPPV
OPKFFODVVLDZVXKHLVNYCPWZKSKCRDNQVGFIPGKQIFOQBHMKRVZPMPHAHNQEFSBRXKRVZPPV
TWO ROADS DIVERGED IN A YELLOW WOOD AND SORRY I COULD NOT TRAVEL BOTH AND BE ONE TRAVELER
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "VENICE" }
advanced
en
72
72
cipher_museum
2.0
public
null
null
cda-0007619
SMJDD RMCRU JSFAY RZMZN OHLAX WZQEC OZCMG CHQKQ OWAEN GZLYN YHDLS MRGLE FMYSX NKLES GEKSK CKQYT ZTNLO MJQOK FBYDZ CBKJM EGDEJ BNNFI ODOML ARFQN OESID REERF KERAJ MPMYD KBJLY LUGEX ERYCY TU
SMJDD RMCRU JSFAY RZMZN OHLAX WZQEC OZCMG CHQKQ OWAEN GZLYN YHDLS MRGLE FMYSX NKLES GEKSK CKQYT ZTNLO MJQOK FBYDZ CBKJM EGDEJ BNNFI ODOML ARFQN OESID REERF KERAJ MPMYD KBJLY LUGEX ERYCY TU
A STRONG CLAIM NEEDS STRONG EVIDENCE FAIL CLOSED IS A POSTURE NOT A SLOGAN SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION HONESTLY
beaufort
beaufort
null
{ "key": "SECURE" }
hard
en
157
157
synthetic_educational
null
null
[]
cda-0009201
PZSMUL UVCAKOHAZLHZAJ IJOJARJO LKAJCZM IJOUDV OJLZAUHW LMKUXO OEGZMI SJ HJOHJI ZVIJA OLAZHUVW
PZSMUL UVCAKOHAZLHZAJ IJOJARJO LKAJCZM IJOUDV OJLZAUHW LMKUXO OEGZMI SJ HJOHJI ZVIJA OLAZHUVW
PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY
monoalphabetic
monoalphabetic
null
{ "alphabet": "KSLIJCDEUNBMXVGPYAOHZRFQWT" }
hard
en
82
82
synthetic_educational
null
null
[]
kryha-v2-0254
CCDXAEYOUADYMHSBDSYSZDD
CCDXAEYOUADYMHSBDSYSZDD
CARTHAGE MUST BE DESTROYED
kryha
kryha
machine
{ "type": "keyword", "value": "PRAGUE" }
expert
en
23
23
cipher_museum
2.0
public
null
null
playfair-v3-0807
EBPGACSYIGALCTTFAOIGFSAPIGPDFZLCURHNEBUAEHCOAQPMVHRTKWSZHKIDOPFBTONMAEARHP
EBPGACSYIGALCTTFAOIGFSAPIGPDFZLCURHNEBUAEHCOAQPMVHRTKWSZHKIDOPFBTONMAEARHP
GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN
playfair
playfair
polygraphic
{ "type": "keyword", "value": "COURAGE" }
intermediate
en
74
74
cipher_museum
2.0
public
null
null
cda-0003307
GDGNRGOESYYARBWECUKECIUROSTEPERISOIESURTPSYEASENSSESATQHWDSXXSPOEUHTTQAFEDUHIEARKOQXXULEURFNEEIL
GDGNRGOESYYARBWECUKECIUROSTEPERISOIESURTPSYEASENSSESATQHWDSXXSPOEUHTTQAFEDUHIEARKOQXXULEURFNEEIL
GRONSFELD USES A DIGIT SEQUENCE AS THE REPEATING KEY THE FOUR SQUARE CIPHER USES TWO KEYWORD POLYBIUS SQUARES
stager_route
stager_route
null
{ "cols": 8 }
hard
en
96
96
synthetic_educational
null
null
[ "column_count_search", "route_pattern_search" ]
Route (Stager) cipher: write into rectangle, read via alternating column route.
porta-v3-0483
HSMKMHATZUATYFFIXLWXJEMAXEBITJZYLTWLVPLXMWSJAWNXQTQPCMYXCWULWAWZNGOQXWFBE
HSMKMHATZUATYFFIXLWXJEMAXEBITJZYLTWLVPLXMWSJAWNXQTQPCMYXCWULWAWZNGOQXWFBE
WATSON WE HAVE FOUND THE STRUCTURE OF DNA AND IT IS A DOUBLE HELIX OF BREATHTAKING BEAUTY
porta
porta
polyalphabetic
{ "type": "keyword", "value": "FLORENT" }
intermediate
en
73
73
cipher_museum
2.0
public
null
null
cda-0005449
DANI PENS OIEH ATNO NAHB DBEH ASCS ESTL BTSE OHDW ROGI PDGH QCES MCEL UGKI WCST OMIT HOBV IHPE RPNO OSIE NXGH TRFU IXEP IRAR BEGI RAHM ANBE DYEN EHTA ATLU HTAI XRAR AREE PSLP SNIR EMTI NEBC EANE RRGA AANR TSLO SSNX
DANI PENS OIEH ATNO NAHB DBEH ASCS ESTL BTSE OHDW ROGI PDGH QCES MCEL UGKI WCST OMIT HOBV IHPE RPNO OSIE NXGH TRFU IXEP IRAR BEGI RAHM ANBE DYEN EHTA ATLU HTAI XRAR AREE PSLP SNIR EMTI NEBC EANE RRGA AANR TSLO SSNX
DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE ATBASH ENCODES BY REVERSING THE ALPHABET A TRANSPARENT TOOL SHOULD SHOW ITS REASONING
scytale
scytale
null
{ "cols": 4 }
hard
en
172
172
synthetic_educational
null
null
[ "column_count_search", "anagram_recovery" ]
Scytale: Spartan cylinder cipher — wrap text around a rod of fixed diameter.
cda-0016025
AAABB ABAAA AABAB AABAB ABAAA AABAA AAAAA ABBAA AAABB AABBB AABAA ABABA ABABA ABABB AAAAA ABBAA ABAAA ABBAA BAABA BAAAA ABBAB AAABB BAABB AAABA AABAA AAABB ABBBA BAABB AAAAB ABABA ABAAA AAABA ABAAB AABAA BABBA AAABA BAAAA BABBA ABBBA BAABA ABBAB AABBA BAAAA AAAAA ABBBA AABBB BABBA ABAAA ABBAA ABBAA ABAAA ABBAA AABAA BA...
AAABB ABAAA AABAB AABAB ABAAA AABAA AAAAA ABBAA AAABB AABBB AABAA ABABA ABABA ABABB AAAAA ABBAA ABAAA ABBAA BAABA BAAAA ABBAB AAABB BAABB AAABA AABAA AAABB ABBBA BAABB AAAAB ABABA ABAAA AAABA ABAAB AABAA BABBA AAABA BAAAA BABBA ABBBA BAABA ABBAB AABBA BAAAA AAAAA ABBBA AABBB BABBA ABAAA ABBAA ABBAA ABAAA ABBAA AABAA BA...
DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS
bacon_cipher
bacon_cipher
null
{}
hard
en
560
560
synthetic_educational
null
null
[ "five_bit_decode", "ab_frequency_analysis" ]
Bacon's biliteral cipher: each letter encoded as 5-bit A/B string.
straddling-checkerboard-v3-0124
253022248329023922
253022248329023922
GOLD FROM LEAD
straddling_checkerboard
straddling_checkerboard
substitution
{ "type": "top_row", "value": "LIONSTRACE" }
advanced
en
18
18
cipher_museum
2.0
public
null
null
playfair-v3-0766
FBRFIFPNDIHSAPRMDP
FBRFIFPNDIHSAPRMDP
DEAD MEN TELL NO TALES
playfair
playfair
polygraphic
{ "type": "keyword", "value": "COURAGE" }
intermediate
en
18
18
cipher_museum
2.0
public
null
null
scytale-111
KNVNFIOOCWRTLMOEARDTYGIIEONINASINPSYOTCWHOEENRKFAELNYIDTCIOT
KNVNFIOOCWRTLMOEARDTYGIIEONINASINPSYOTCWHOEENRKFAELNYIDTCIOT
KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT
scytale
scytale
transposition
{ "type": "integer", "value": 3 }
intermediate
en
60
60
cipher_museum
0.2
public
null
null
kryha-v2-0368
ETRDOJCFLGYOWHGTKHZAKCITULDBGDUAZGDUCHQGAZKTJFFTQYHVTOQUNCJINMADZKSCUJJUEJDBSOKHAWHEPKHSIOTVXCMFPSOEXASCTWEPLTTBUBBFLEMASQPEGQHTCSMYOWKJXLPRZFWUAAAZTJHRNFUCHNFBIXAM
ETRDOJCFLGYOWHGTKHZAKCITULDBGDUAZGDUCHQGAZKTJFFTQYHVTOQUNCJINMADZKSCUJJUEJDBSOKHAWHEPKHSIOTVXCMFPSOEXASCTWEPLTTBUBBFLEMASQPEGQHTCSMYOWKJXLPRZFWUAAAZTJHRNFUCHNFBIXAM
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
kryha
kryha
machine
{ "type": "keyword", "value": "PRAGUE" }
expert
en
164
164
cipher_museum
2.0
public
null
null
cda-0017956
EFGWF OWQSM NRQHQ YBKNW EGSJV FRVFJ BFAXL WGNND CJSBF TFOCZ CCSMY XDEWP FACYW FEFDV ATJPZ ZZNYN JVRRA SZLPB SGCBB UBGPV PZPJR QK
EFGWF OWQSM NRQHQ YBKNW EGSJV FRVFJ BFAXL WGNND CJSBF TFOCZ CCSMY XDEWP FACYW FEFDV ATJPZ ZZNYN JVRRA SZLPB SGCBB UBGPV PZPJR QK
HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS
one_time_pad
one_time_pad
null
{}
hard
en
107
107
synthetic_educational
null
null
[ "information_theoretic_proof", "key_reuse_attack" ]
One-time pad: theoretically unbreakable if key is truly random and never reused.
affine-v3-1558
BLU WGTLGBBGT NHQFUAB DHQYOLB BQOUBLUH BLU OHUGBUEB EAIUTBIRIA WITXE QR BLU BSUTBIUBL AUTBYHM IT G HGAU BQ DYIZX BLU GBQWIA DQWD DURQHU TGJI OUHWGTM AQYZX XQ EQ BLU URRQHB ALGTOUX BLU SQHZX RQHUVUH
BLU WGTLGBBGT NHQFUAB DHQYOLB BQOUBLUH BLU OHUGBUEB EAIUTBIRIA WITXE QR BLU BSUTBIUBL AUTBYHM IT G HGAU BQ DYIZX BLU GBQWIA DQWD DURQHU TGJI OUHWGTM AQYZX XQ EQ BLU URRQHB ALGTOUX BLU SQHZX RQHUVUH
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
affine
affine
substitution
{ "a": 23, "b": 6 }
beginner
en
165
197
cipher_museum
2.0
public
null
null
fialka-v3-0057
ENVQVAYULFWYQCQFKWJEZKGMKGYOKFUMUPTYJUKBFARBTBIOZCQCRYPMRJRBVBBGDRWZGSG
ENVQVAYULFWYQCQFKWJEZKGMKGYOKFUMUPTYJUKBFARBTBIOZCQCRYPMRJRBVBBGDRWZGSG
TO INFINITY AND BEYOND THE FRONTIER OF HUMAN KNOWLEDGE CALLS TO EACH GENERATION ANEW
fialka
fialka
machine
{ "type": "seed", "value": "MOSCOW" }
expert
en
71
71
cipher_museum
2.0
public
null
null
porta-231
RGGAYUSNYQJCLHYKVEQYLZHJVNDXHGQJGXTRYDKBFXWMGILYLUGDYBKUSPXK
RGGAYUSNYQJCLHYKVEQYLZHJVNDXHGQJGXTRYDKBFXWMGILYLUGDYBKUSPXK
KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT
porta
porta
polyalphabetic
{ "type": "keyword", "value": "PORTAGE" }
intermediate
en
60
60
cipher_museum
0.2
public
null
null
argenti-v2-0099
57 25 22 16 66 57 71 14 16 88 44 73 22 14 13 57 88 75 16 82 21 24 62 72 71 32 51 22 73 82 57 30 44 52 21 88 75 44 65 80 22 53 25 39 45 13 66 18 72 53 88 66 51 71 72 36 66 14 56 22 82 73 32 14 16 23 21 65 45 57 30 16 23
57 25 22 16 66 57 71 14 16 88 44 73 22 14 13 57 88 75 16 82 21 24 62 72 71 32 51 22 73 82 57 30 44 52 21 88 75 44 65 80 22 53 25 39 45 13 66 18 72 53 88 66 51 71 72 36 66 14 56 22 82 73 32 14 16 23 21 65 45 57 30 16 23
ALEA IACTA EST ET CAESAR RUBICONE TRANSGRESSO BELLUM CIVILE INCIPIT PER TOTAM ROMANAM
argenti
argenti
nomenclator
{ "type": "seed", "value": "ROME" }
expert
en
146
218
cipher_museum
2.0
public
null
null
porta-287
DTBTBQRNGUNPQQSOQTLVINRCCJMSMTPYSTWIPGTGOZWQZIMTS
DTBTBQRNGUNPQQSOQTLVINRCCJMSMTPYSTWIPGTGOZWQZIMTS
VENI VIDI VICI I CAME I SAW I CONQUERED ALL IN A SINGLE BATTLE
porta
porta
polyalphabetic
{ "type": "keyword", "value": "KEYWORD" }
intermediate
en
49
49
cipher_museum
0.2
public
null
null
cda-0019651
⟨w08⟩ ⟨a01⟩ ⟨w08⟩ ⟨a07⟩ ⟨a25⟩ ⟨w28⟩ ⟨a19⟩ ⟨w32⟩ ⟨a07⟩ ⟨w26⟩ ⟨a11⟩ ⟨a19⟩ ⟨w10⟩ ⟨w38⟩ ⟨w20⟩ ⟨w20⟩ ⟨a07⟩ ⟨w32⟩ ⟨w26⟩ ⟨w04⟩ ⟨w08⟩ ⟨w34⟩ ⟨w32⟩ ⟨a25⟩ ⟨a29⟩ ⟨w14⟩ ⟨a19⟩ ⟨w32⟩ ⟨a11⟩ ⟨w22⟩ ⟨w08⟩ ⟨a07⟩ ⟨a17⟩ ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨a11⟩ ⟨w10⟩ ⟨w04⟩ ⟨a11⟩ ⟨w20⟩ ⟨w04⟩ ⟨w08⟩ ⟨w14⟩ ⟨a29⟩ ⟨w32⟩ ⟨a07⟩ ⟨w20⟩ ⟨w08⟩ ⟨a25⟩ ⟨a11⟩ ⟨w08⟩ ⟨w22⟩ ⟨a...
⟨w08⟩ ⟨a01⟩ ⟨w08⟩ ⟨a07⟩ ⟨a25⟩ ⟨w28⟩ ⟨a19⟩ ⟨w32⟩ ⟨a07⟩ ⟨w26⟩ ⟨a11⟩ ⟨a19⟩ ⟨w10⟩ ⟨w38⟩ ⟨w20⟩ ⟨w20⟩ ⟨a07⟩ ⟨w32⟩ ⟨w26⟩ ⟨w04⟩ ⟨w08⟩ ⟨w34⟩ ⟨w32⟩ ⟨a25⟩ ⟨a29⟩ ⟨w14⟩ ⟨a19⟩ ⟨w32⟩ ⟨a11⟩ ⟨w22⟩ ⟨w08⟩ ⟨a07⟩ ⟨a17⟩ ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨a11⟩ ⟨w10⟩ ⟨w04⟩ ⟨a11⟩ ⟨w20⟩ ⟨w04⟩ ⟨w08⟩ ⟨w14⟩ ⟨a29⟩ ⟨w32⟩ ⟨a07⟩ ⟨w20⟩ ⟨w08⟩ ⟨a25⟩ ⟨a11⟩ ⟨w08⟩ ⟨w22⟩ ⟨a...
ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE ATBASH ENCODES BY REVERSING THE ALPHABET A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS
babington
babington
null
{}
hard
en
174
174
synthetic_educational
null
null
[ "nomenclator_frequency", "symbol_mapping" ]
Babington nomenclator: symbol tokens ⟨wNN⟩/⟨aNN⟩ used in the 1586 Babington Plot.
fialka-v3-0402
AIYCCQKOAISIMXWLZNGJDZGZPMXXEMTQGBRKPUBLYYWCWCNUCIGVUUSAQAOXKXBCFBJWWBLHZWTKXJ
AIYCCQKOAISIMXWLZNGJDZGZPMXXEMTQGBRKPUBLYYWCWCNUCIGVUUSAQAOXKXBCFBJWWBLHZWTKXJ
THE BIRTHDAY PARADOX SHOWS THAT COLLISIONS IN HASH FUNCTIONS OCCUR FAR SOONER THAN EXPECTED
fialka
fialka
machine
{ "type": "seed", "value": "SPUTNIK" }
expert
en
78
78
cipher_museum
2.0
public
null
null
vernam-085
VCEKGXMZVITHEGERBBVHJWHNGEUGAAINMZRJPZYYPXJZLIWIDVFDDORWG
VCEKGXMZVITHEGERBBVHJWHNGEUGAAINMZRJPZYYPXJZLIWIDVFDDORWG
WE HOLD THESE TRUTHS TO BE SELF EVIDENT THAT ALL MEN ARE CREATED EQUAL
vernam
vernam
stream
{ "type": "pad", "value": "ZYXWVUTS (repeating)" }
expert
en
57
57
cipher_museum
0.2
public
null
null
alberti-disk-v2-0047
AECPVONWTMNAGGWNUNGEPZVAHLFTSNMUNSADCMPDWNJNOKQOEWCFCKPKHAUNQUCOMV
AECPVONWTMNAGGWNUNGEPZVAHLFTSNMUNSADCMPDWNJNOKQOEWCFCKPKHAUNQUCOMV
WE ARE SUCH STUFF AS DREAMS ARE MADE ON AND OUR LITTLE LIFE IS ROUNDED WITH A SLEEP
alberti_disk
alberti_disk
disk
{ "type": "integer", "value": 4 }
expert
en
66
66
cipher_museum
2.0
public
null
null
kl7-v2-0368
ALWVYSVNMCWHIVFBDDRPHXVCWVRSJGDNLFSBZZSFPCBXFULGFKVOMSSKVRTTNRNLRZTQYGWCILDLZGIBKZPHEQCUBJKSGWKOKTGYWOHPDQEDTVHQCZXHKTTLWYDZGUXLBOXOSWFXUQQDSCWCBYJKNJAXCTUWTBQWBZDN
ALWVYSVNMCWHIVFBDDRPHXVCWVRSJGDNLFSBZZSFPCBXFULGFKVOMSSKVRTTNRNLRZTQYGWCILDLZGIBKZPHEQCUBJKSGWKOKTGYWOHPDQEDTVHQCZXHKTTLWYDZGUXLBOXOSWFXUQQDSCWCBYJKNJAXCTUWTBQWBZDN
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
kl7
kl7
machine
{ "type": "seed", "value": "FREEDOM" }
expert
en
164
164
cipher_museum
2.0
public
null
null
morse-code-v2-0005
-.-. .- ...- .- .-.. .-. -.-- / .- -.. ...- .- -. -.-. . ...
-.-. .- ...- .- .-.. .-. -.-- / .- -.. ...- .- -. -.-. . ...
CAVALRY ADVANCES
morse_code
morse_code
encoding
{ "type": "none", "value": null }
beginner
en
45
60
cipher_museum
2.0
public
null
null
chinese-telegraph-v3-0224
4154 5397 4298 4614 4427 5397 5488 5563 5060 5563 4614 4427 5814 4154 4871 4871 5488
4154 5397 4298 4614 4427 5397 5488 5563 5060 5563 4614 4427 5814 4154 4871 4871 5488
ARCHERS TO THE WALLS
chinese_telegraph
chinese_telegraph
codebook
{ "type": "additive", "value": "14142" }
expert
en
68
84
cipher_museum
2.0
public
null
null