id
stringlengths
7
52
text
stringlengths
6
2.11k
ciphertext
stringlengths
6
2.11k
plaintext
stringlengths
6
282
label
stringclasses
81 values
cipher
stringclasses
81 values
cipher_family
stringclasses
13 values
key
unknown
difficulty
stringclasses
7 values
language
stringclasses
8 values
text_length
int64
6
1.09k
length
int64
6
1.28k
source
stringclasses
2 values
dataset_version
stringclasses
2 values
split
stringclasses
1 value
attack_methods
listlengths
0
3
educational_note
stringclasses
32 values
vic-v2-0204
256918048983600850868885924809083690908348504901844866806283149248986488814290894288429593834091894802858888429059585024
256918048983600850868885924809083690908348504901844866806283149248986488814290894288429593834091894802858888429059585024
CLAUDE SHANNON PROVED THAT THE ONE TIME PAD ACHIEVES PERFECT SECRECY WHEN USED CORRECTLY ONCE
vic
vic
substitution
{ "type": "keyword", "value": "NICKEL" }
advanced
en
120
120
cipher_museum
2.0
public
null
null
pigpen-051
┴• ┼• ┤• ╳• ¬• ┼ ├ ┌ ┼ ┐ ╲ ┌• ┤• ╳• ┼ ┐• ⌐ ┼• ├ ┐ ┼• ┤ ┤• ┐• ├• ⌐ ╳ ┐ ┤• ┼• ┐ ╲ ╳ ┬ ┼ ┴• ┼ ▽ ╳ ┤• ╲• ┐ ¬ ╳ ┤• ┐• ▽ ┐ ┼• ⌐ ┼• ▽ ¬ ┤• ┼• ┤ ¬• ┐ ¬ ╳
┴• ┼• ┤• ╳• ¬• ┼ ├ ┌ ┼ ┐ ╲ ┌• ┤• ╳• ┼ ┐• ⌐ ┼• ├ ┐ ┼• ┤ ┤• ┐• ├• ⌐ ╳ ┐ ┤• ┼• ┐ ╲ ╳ ┬ ┼ ┴• ┼ ▽ ╳ ┤• ╲• ┐ ¬ ╳ ┤• ┐• ▽ ┐ ┼• ⌐ ┼• ▽ ¬ ┤• ┼• ┤ ¬• ┐ ¬ ╳
KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT
pigpen
pigpen
substitution
{ "type": "none", "value": null }
beginner
en
86
145
cipher_museum
0.2
public
null
null
columnar-transposition-v3-0378
EHAOTGCAIPURMHEORTXWHAAESUGITIONERTHEUSLAIERCHROTIETNLNDEGINYDFGSMTAHAGMER
EHAOTGCAIPURMHEORTXWHAAESUGITIONERTHEUSLAIERCHROTIETNLNDEGINYDFGSMTAHAGMER
GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN
columnar_transposition
columnar_transposition
transposition
{ "type": "keyword", "value": "WARRIOR" }
intermediate
en
74
74
cipher_museum
2.0
public
null
null
polybius-v2-0023
31 34 34 43 15 31 24 35 43 43 24 33 25 43 23 24 35 43
31 34 34 43 15 31 24 35 43 43 24 33 25 43 23 24 35 43
LOOSE LIPS SINK SHIPS
polybius
polybius
substitution
{ "type": "none", "value": null }
beginner
en
36
53
cipher_museum
2.0
public
null
null
culper-ring-v2-0118
127 998 806 800 820 811 999 106 998 803 808 821 808 803 804 803 999 151 998 819 807 817 804 804 999 998 815 800 817 819 818 999 998 814 813 804 999 101 998 822 807 808 802 807 999 100 998 801 804 811 806 800 804 999 998 808 813 807 800 801 808 819 999 100 998 800 816 820 808 819 800 813 808 999 998 800 813 814 819 807 ...
127 998 806 800 820 811 999 106 998 803 808 821 808 803 804 803 999 151 998 819 807 817 804 804 999 998 815 800 817 819 818 999 998 814 813 804 999 101 998 822 807 808 802 807 999 100 998 801 804 811 806 800 804 999 998 808 813 807 800 801 808 819 999 100 998 800 816 820 808 819 800 813 808 999 998 800 813 814 819 807 ...
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
culper_ring
culper_ring
codebook
{ "type": "none", "value": null }
expert
en
459
611
cipher_museum
2.0
public
null
null
cda-0016315
67 33 27 14 61 45 58 91 59 50 25 17 48 34 23 87 66 63 34 26 35 1 30 72 46 79 49 24 23 15 23 34 22 2 99 52 62 33 35 58 92 63 25 50 66 60 50 48 30 46 72 67 50 22 58 79 82 67 39 22 33 79 66 52 48 70 35 23 35 26 40 23 43 67 33 61 76 34 22 21 76 70 61 93 52 23 15 35 48 27 50 87 41 25 2 96 33 49 43 82 3 76 64 32 11 48 52 67 ...
67 33 27 14 61 45 58 91 59 50 25 17 48 34 23 87 66 63 34 26 35 1 30 72 46 79 49 24 23 15 23 34 22 2 99 52 62 33 35 58 92 63 25 50 66 60 50 48 30 46 72 67 50 22 58 79 82 67 39 22 33 79 66 52 48 70 35 23 35 26 40 23 43 67 33 61 76 34 22 21 76 70 61 93 52 23 15 35 48 27 50 87 41 25 2 96 33 49 43 82 3 76 64 32 11 48 52 67 ...
BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE A SCYTALE IS A ROD USED BY SPARTANS TO ENCRYPT MESSAGES POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE
homophonic
homophonic
null
{}
hard
en
185
185
synthetic_educational
null
null
[ "frequency_analysis", "multiple_ciphertext_attack" ]
Homophonic substitution: each letter maps to multiple possible numbers.
m209-v2-0503
JWZUKAEMBWPWZMRATPLUMETJVPIYQKZBDDESNPUQBFQZCPODIAQJKLZNONMVXQQTJKAZGQRQXQBSEMOKOWQKANAWIYWKRCNXZPJQBZNLOANNYNBRKVQXKDSSGBRZMHQNCKDQBPKRTLCRBLYSDYQZZJQCMRVAOXNMLJSAYOMHOUCK
JWZUKAEMBWPWZMRATPLUMETJVPIYQKZBDDESNPUQBFQZCPODIAQJKLZNONMVXQQTJKAZGQRQXQBSEMOKOWQKANAWIYWKRCNXZPJQBZNLOANNYNBRKVQXKDSSGBRZMHQNCKDQBPKRTLCRBLYSDYQZZJQCMRVAOXNMLJSAYOMHOUCK
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
m209
m209
machine
{ "type": "seed", "value": "VICTORY" }
expert
en
172
172
cipher_museum
2.0
public
null
null
trifid-109
UHYZWEYXAZDTUOM+ZCRLPSFFIXJPWNQSJMMPADRVJGYLYIS+NMHKTHJ
UHYZWEYXAZDTUOM+ZCRLPSFFIXJPWNQSJMMPADRVJGYLYIS+NMHKTHJ
TO BE OR NOT TO BE THAT IS THE QUESTION WHETHER TIS NOBLER IN THE MIND
trifid
trifid
fractionation
{ "type": "keyword", "value": "CIPHER" }
advanced
en
55
55
cipher_museum
0.2
public
null
null
alberti-disk-v2-0108
AGOURXITEFNKYWMFPLPGXRBIGRFZQCVIAYGOMVPDPQLXZBQWEMYVMPENMNUJUNWLABSMTSTHFHAAICZHDCXRFYJQJJQRVLXSSPIWUIUPUOUEZQLSBFDOUSKALVIPGYMBRHOFCQNMCEADAIX
AGOURXITEFNKYWMFPLPGXRBIGRFZQCVIAYGOMVPDPQLXZBQWEMYVMPENMNUJUNWLABSMTSTHFHAAICZHDCXRFYJQJJQRVLXSSPIWUIUPUOUEZQLSBFDOUSKALVIPGYMBRHOFCQNMCEADAIX
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
alberti_disk
alberti_disk
disk
{ "type": "integer", "value": 4 }
expert
en
143
143
cipher_museum
2.0
public
null
null
red-type-a-231
RSIMJYPPAICMIPASUTPOGVUKRAGEICAWHMYLAYKISYFWIDEEQAMYFITSWAJQ
RSIMJYPPAICMIPASUTPOGVUKRAGEICAWHMYLAYKISYFWIDEEQAMYFITSWAJQ
KNOWLEDGE IS POWER AND INFORMATION IS THE KEY TO VICTORY IN ANY CONFLICT
red_type_a
red_type_a
machine
{ "type": "keyword", "value": "MUSEUM" }
advanced
en
60
60
cipher_museum
0.2
public
null
null
great-cipher-v2-0293
137 141 101 100 178 109 175 115 152 124 142 154 121 156 121 175 178 156 141 118 171 119 115 154 128 168 111 181 122 172 118 101 100 162 141 118
137 141 101 100 178 109 175 115 152 124 142 154 121 156 121 175 178 156 141 118 171 119 115 154 128 168 111 181 122 172 118 101 100 162 141 118
ALL THAT GLITTERS IS NOT GOLD OFTEN HAVE YOU HEARD THAT TOLD
great_cipher
great_cipher
nomenclator
{ "type": "seed", "value": "FRANCE" }
expert
en
108
143
cipher_museum
2.0
public
null
null
joseon-yeokhak-024
FDGEFZAAZQ
FDGEFZAAZQ
TRUST NO ONE
joseon_yeokhak
joseon_yeokhak
substitution
{ "type": "keyword", "value": "YEOKHAK" }
beginner
en
10
10
cipher_museum
0.2
public
null
null
vigenere-v2-0500
PIDVAOIABRUKVZHDIVVBFHOEXMFFXEPKPSZNPRIMBKOAEUMJVNYFEMWJSRZKQBXWBFFSWKOEVDAHFIEKYIHKDEPFCBXDAMVIZNWYJRVRNELCRTKRUSSVIBLJRLCGUVJEIRBWFJFLCTCWBOFCQGYJEJJ
PIDVAOIABRUKVZHDIVVBFHOEXMFFXEPKPSZNPRIMBKOAEUMJVNYFEMWJSRZKQBXWBFFSWKOEVDAHFIEKYIHKDEPFCBXDAMVIZNWYJRVRNELCRTKRUSSVIBLJRLCGUVJEIRBWFJFLCTCWBOFCQGYJEJJ
TIMES ARE BAD CHILDREN NO LONGER OBEY THEIR PARENTS AND EVERYONE IS WRITING A BOOK IT SEEMS TO ME THAT THE YOUNG HAVE ALWAYS AND WILL ALWAYS BE AN UNRULY GENERATION FULL OF FOOLISHNESS
vigenere
vigenere
polyalphabetic
{ "type": "keyword", "value": "WARRIOR" }
intermediate
en
151
151
cipher_museum
2.0
public
null
null
book-cipher-014
3.1 53.1 95.1 35.1 3.1 10.1 5.1 12
3.1 53.1 95.1 35.1 3.1 10.1 5.1 12
TRUST NO ONE
book_cipher
book_cipher
codebook
{ "type": "none", "value": null }
expert
en
27
34
cipher_museum
0.2
public
null
null
joseon-yeokhak-v3-0273
ESPMLEEWPZQRPEEJDMFCRWLDEPOESCPPOLJDLYONZDEZGPCQTQEJESZFDLYONLDFLWETPDEZELW
ESPMLEEWPZQRPEEJDMFCRWLDEPOESCPPOLJDLYONZDEZGPCQTQEJESZFDLYONLDFLWETPDEZELW
THE BATTLE OF GETTYSBURG LASTED THREE DAYS AND COST OVER FIFTY THOUSAND CASUALTIES TOTAL
joseon_yeokhak
joseon_yeokhak
substitution
{ "type": "keyword", "value": "HANGUL" }
beginner
en
75
75
cipher_museum
2.0
public
null
null
kl7-v3-0242
RHJEZFIUWODHIZYLU
RHJEZFIUWODHIZYLU
OLD IRONSIDES HOLDS
kl7
kl7
machine
{ "type": "seed", "value": "FREEDOM" }
expert
en
17
17
cipher_museum
2.0
public
null
null
typex-v2-0417
EISXIXNRZVGRXGFBXVXRPSDN
EISXIXNRZVGRXGFBXVXRPSDN
TORPEDO AWAY ALL HANDS BRACE
typex
typex
machine
{ "type": "keyword", "value": "WINSTON" }
expert
en
24
24
cipher_museum
2.0
public
null
null
chinese-telegraph-v3-0307
5488 5060 4298 5397 4154 5563 4427 5488 4216 4427 4871 4680 4427 5741 4427 4361 5563 4614 4154 5563 5563 4614 4427 5645 4998 4427 5890 4154 4934 4680 4998 4427 4361 4871 4680 4489 4427 4680 5488 4998 5060 5563 5814 5060 5397 5563 4614 4871 4680 5741 4680 4998 4550 4154 4998 4361 5563 4614 4154 5563 5814 4680 5488 4361 ...
5488 5060 4298 5397 4154 5563 4427 5488 4216 4427 4871 4680 4427 5741 4427 4361 5563 4614 4154 5563 5563 4614 4427 5645 4998 4427 5890 4154 4934 4680 4998 4427 4361 4871 4680 4489 4427 4680 5488 4998 5060 5563 5814 5060 5397 5563 4614 4871 4680 5741 4680 4998 4550 4154 4998 4361 5563 4614 4154 5563 5814 4680 5488 4361 ...
SOCRATES BELIEVED THAT THE UNEXAMINED LIFE IS NOT WORTH LIVING AND THAT WISDOM BEGINS WITH THE ADMISSION OF ONES OWN IGNORANCE THIS APPROACH TO KNOWLEDGE HAS GUIDED WESTERN PHILOSOPHY FOR TWO MILLENNIA
chinese_telegraph
chinese_telegraph
codebook
{ "type": "additive", "value": "14142" }
expert
en
680
849
cipher_museum
2.0
public
null
null
m94-v2-0012
EXWBLDZRATDLWKZPSHH
EXWBLDZRATDLWKZPSHH
MISSION ACCOMPLISHED
m94
m94
machine
{ "type": "seed", "value": "ARMY" }
expert
en
19
19
cipher_museum
2.0
public
null
null
solitaire-v2-0321
JACXZUERNVWTIXOZZDYFQWBUQCFUFHGQCKVRAMQEQHTPJHMNFQYVCNANASKJPHCUJCJATLMGERBD
JACXZUERNVWTIXOZZDYFQWBUQCFUFHGQCKVRAMQEQHTPJHMNFQYVCNANASKJPHCUJCJATLMGERBD
ONCE UPON A MIDNIGHT DREARY WHILE I PONDERED WEAK AND WEARY OVER MANY A QUAINT VOLUME OF LORE
solitaire
solitaire
stream
{ "type": "passphrase", "value": "PONTIFEX" }
expert
en
76
76
cipher_museum
2.0
public
null
null
nomenclator-016
19 05 14 04 18 05 09 14 06 15 18 03 05 13 05 14 20 19
19 05 14 04 18 05 09 14 06 15 18 03 05 13 05 14 20 19
SEND REINFORCEMENTS
nomenclator
nomenclator
nomenclator
{ "type": "none", "value": null }
expert
en
36
53
cipher_museum
0.2
public
null
null
gronsfeld-v3-0391
TLLUJMVNUCFOQPPFQHLXSVNNROWNUEPOALBJQYLADHUARPQFUMBQFSHTLXVOFOJJCSRSPLDRRTDOLHHCJRSZ
TLLUJMVNUCFOQPPFQHLXSVNNROWNUEPOALBJQYLADHUARPQFUMBQFSHTLXVOFOJJCSRSPLDRRTDOLHHCJRSZ
SIGNALS INTELLIGENCE OR SIGINT INVOLVES INTERCEPTION AND ANALYSIS OF ELECTRONIC COMMUNICATIONS
gronsfeld
gronsfeld
polyalphabetic
{ "type": "numeric", "value": "13579" }
intermediate
en
84
84
cipher_museum
2.0
public
null
null
cda-0013327
5103 0317 6315 6322 1664 5745 4453 7310 04782 5744 1320 5989 2562 01656 3834 05079 0714 5699 01641 0384 3514 04156 04741 04477 04740 00401 3852 5066 2547 0411 0677 1614 06338 2869 1020 06006 6649 00643 6035 6298 2917 6323 06643 06377 02911 4782 4454
5103 0317 6315 6322 1664 5745 4453 7310 04782 5744 1320 5989 2562 01656 3834 05079 0714 5699 01641 0384 3514 04156 04741 04477 04740 00401 3852 5066 2547 0411 0677 1614 06338 2869 1020 06006 6649 00643 6035 6298 2917 6323 06643 06377 02911 4782 4454
PATTERN WORDS HELP BREAK MONOALPHABETIC SUBSTITUTION
zimmermann
zimmermann
null
{}
medium
en
47
47
synthetic_educational
null
null
[ "codebook_frequency", "number_group_analysis" ]
Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher.
confederate-vigenere-v2-0585
QBNECMYVIJNPONGRDMPERCNYRPRQQNVRPKFGTCRPVNKLGACJMHAGLDTGGNOIQZAKNLUTIWCNYPCFETENS
QBNECMYVIJNPONGRDMPERCNYRPRQQNVRPKFGTCRPVNKLGACJMHAGLDTGGNOIQZAKNLUTIWCNYPCFETENS
OBSERVATION EXPERIMENT AND REASON ARE THE THREE PILLARS OF ALL SCIENTIFIC INQUIRY AND PROGRESS
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "CAVALRY" }
intermediate
en
81
81
cipher_museum
2.0
public
null
null
cda-0012168
ZDFDYIKIMSZPCISCIOEEDHOHYVCQKOLVSJLJPCHULYLENKSUXYOOOFVDXKORRZVLAOSFYAVOEGGTZVBSZYXNIYOPRXIVHCBDSXMYQDCTAVUCEHURGDCPOAGLCCRLEGRRAMKECORETGRNBXYXDDZOLYEUOSXPVYPIOTJSKEOTSYWIHBRUJCBHPWHAOIMGALGMPIIOVJI
ZDFDYIKIMSZPCISCIOEEDHOHYVCQKOLVSJLJPCHULYLENKSUXYOOOFVDXKORRZVLAOSFYAVOEGGTZVBSZYXNIYOPRXIVHCBDSXMYQDCTAVUCEHURGDCPOAGLCCRLEGRRAMKECORETGRNBXYXDDZOLYEUOSXPVYPIOTJSKEOTSYWIHBRUJCBHPWHAOIMGALGMPIIOVJI
BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER
one_time_pad
one_time_pad
null
{}
hard
en
199
199
synthetic_educational
null
null
[ "information_theoretic_proof", "key_reuse_attack" ]
One-time pad: theoretically unbreakable if key is truly random and never reused.
playfair-284
QNGBMVYHQTDQEGBGGMOQ
QNGBMVYHQTDQEGBGGMOQ
RENDEZVOUS AT MIDNIGHT
playfair
playfair
polygraphic
{ "type": "keyword", "value": "ENIGMA" }
intermediate
en
20
20
cipher_museum
0.2
public
null
null
straddling-checkerboard-v2-0184
423732381462623241230223242672299421342401216749553297221263742322207653299476635324237420897323537205
423732381462623241230223242672299421342401216749553297221263742322207653299476635324237420897323537205
NEVER IN THE FIELD OF HUMAN CONFLICT WAS SO MUCH OWED BY SO MANY TO SO FEW BRAVE SOULS
straddling_checkerboard
straddling_checkerboard
substitution
{ "type": "top_row", "value": "LIONSTRACE" }
advanced
en
102
102
cipher_museum
2.0
public
null
null
cda-0012007
76 68 50 57 52 57 69 61 82 11 50 61 68 65 69 61 66 59 80 82 29 69 66 68 61 57 69 25 68 29 52 68 82 61 68 80 61 36 50 76 66 82 11 66 36 82 68 57 65 36 68 20 82 66 20 43 66 36 80 82 82 65 69 61 50 66 50 69 29 61 50 29 11 82 73 69 76 52 69 50 29 52 50 11 82 29 52 82 77 82 68 61 59 80 82 61 57 82 66 66 82 80 76 80 82 72 59...
76 68 50 57 52 57 69 61 82 11 50 61 68 65 69 61 66 59 80 82 29 69 66 68 61 57 69 25 68 29 52 68 82 61 68 80 61 36 50 76 66 82 11 66 36 82 68 57 65 36 68 20 82 66 20 43 66 36 80 82 82 65 69 61 50 66 50 69 29 61 50 29 11 82 73 69 76 52 69 50 29 52 50 11 82 29 52 82 77 82 68 61 59 80 82 61 57 82 66 66 82 80 76 80 82 72 59...
FAIL CLOSED IS A POSTURE NOT A SLOGAN CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER
wallis_cipher
wallis_cipher
null
{}
hard
en
173
173
synthetic_educational
null
null
[ "number_substitution_decode", "frequency_analysis" ]
Wallis cipher: each letter mapped to a unique two-digit number from a fixed table.
nomenclator-v2-0185
23 05 19 08 01 12 12 06 09 07 08 20 15 14 60 02 05 01 03 08 05 19 61 23 05 19 08 01 12 12 06 09 07 08 20 15 14 60 12 01 14 04 09 14 07 07 18 15 21 14 04 19 61 64 60 06 09 05 12 04 19
23 05 19 08 01 12 12 06 09 07 08 20 15 14 60 02 05 01 03 08 05 19 61 23 05 19 08 01 12 12 06 09 07 08 20 15 14 60 12 01 14 04 09 14 07 07 18 15 21 14 04 19 61 64 60 06 09 05 12 04 19
WE SHALL FIGHT ON THE BEACHES AND WE SHALL FIGHT ON THE LANDING GROUNDS AND IN THE FIELDS
nomenclator
nomenclator
nomenclator
{ "type": "seed", "value": "PALACE" }
expert
en
122
182
cipher_museum
2.0
public
null
null
kl7-v3-0219
TKWCDSNEVFUDHUFDDTS
TKWCDSNEVFUDHUFDDTS
AVE MARIA GRATIA PLENA
kl7
kl7
machine
{ "type": "seed", "value": "FREEDOM" }
expert
en
19
19
cipher_museum
2.0
public
null
null
copiale-v3-0195
O6 D5 Z4 O1 N6 C0 H4 U3 G3 D5 N4 Q3 J0 Q8 S7 M7 O1 B4 L7 E8 C7 G5 H4 U3 U4 L2 P5 S8 D8 S7 B7 X3 B7 L8 Q8 S7 U4 R3 P8 N6 L2 W1 E9 C7 Q4 P2 K4 F0 E9 H1 Y6 G7 K1 Z3 A2 Z4 F0 R3 P7 B6 S0 C6 F1 Q3 Q2 L1 J0 N6 L2 K1 U3 S0 D5 P2 Q3 P7 O2 I3 M9 O0 C7 O9
O6 D5 Z4 O1 N6 C0 H4 U3 G3 D5 N4 Q3 J0 Q8 S7 M7 O1 B4 L7 E8 C7 G5 H4 U3 U4 L2 P5 S8 D8 S7 B7 X3 B7 L8 Q8 S7 U4 R3 P8 N6 L2 W1 E9 C7 Q4 P2 K4 F0 E9 H1 Y6 G7 K1 Z3 A2 Z4 F0 R3 P7 B6 S0 C6 F1 Q3 Q2 L1 J0 N6 L2 K1 U3 S0 D5 P2 Q3 P7 O2 I3 M9 O0 C7 O9
ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF
copiale
copiale
substitution
{ "type": "keyword", "value": "TEMPLE" }
advanced
en
164
245
cipher_museum
2.0
public
null
null
nomenclator-v3-0280
60 12 15 22 05 62 13 15 14 05 25 09 19 60 18 15 15 20 62 01 12 12 05 22 09 12 02 21 20 09 20 09 19 60 12 15 22 05 62 07 15 15 04 20 08 01 20 13 15 22 05 19 60 23 15 18 12 04
60 12 15 22 05 62 13 15 14 05 25 09 19 60 18 15 15 20 62 01 12 12 05 22 09 12 02 21 20 09 20 09 19 60 12 15 22 05 62 07 15 15 04 20 08 01 20 13 15 22 05 19 60 23 15 18 12 04
THE LOVE OF MONEY IS THE ROOT OF ALL EVIL BUT IT IS THE LOVE OF GOOD THAT MOVES THE WORLD
nomenclator
nomenclator
nomenclator
{ "type": "seed", "value": "LIBERTY" }
expert
en
116
173
cipher_museum
2.0
public
null
null
cda-0017310
⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨a11⟩ ⟨w32⟩ ⟨a23⟩ ⟨w32⟩ ⟨a17⟩ ⟨w14⟩ ⟨w32⟩ ⟨a13⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w14⟩ ⟨w10⟩ ⟨w04⟩ ⟨a11⟩ ⟨w32⟩ ⟨a07⟩ ⟨w20⟩ ⟨w22⟩ ⟨w08⟩ ⟨a13⟩ ⟨w10⟩ ⟨a01⟩ ⟨w40⟩ ⟨a11⟩ ⟨w32⟩ ⟨w28⟩ ⟨w22⟩ ⟨w22⟩ ⟨w16⟩ ⟨w28⟩ ⟨w08⟩ ⟨a19⟩ ⟨w20⟩ ⟨w34⟩ ⟨w32⟩ ⟨a25⟩ ⟨a29⟩ ⟨a25⟩ ⟨a19⟩ ⟨w08⟩ ⟨a07⟩ ⟨w22⟩ ⟨a13⟩ ⟨w10⟩ ⟨w22⟩ ⟨w32⟩ ⟨a25⟩ ⟨w32⟩ ⟨w10⟩ ⟨a...
⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨a11⟩ ⟨w32⟩ ⟨a23⟩ ⟨w32⟩ ⟨a17⟩ ⟨w14⟩ ⟨w32⟩ ⟨a13⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w14⟩ ⟨w10⟩ ⟨w04⟩ ⟨a11⟩ ⟨w32⟩ ⟨a07⟩ ⟨w20⟩ ⟨w22⟩ ⟨w08⟩ ⟨a13⟩ ⟨w10⟩ ⟨a01⟩ ⟨w40⟩ ⟨a11⟩ ⟨w32⟩ ⟨w28⟩ ⟨w22⟩ ⟨w22⟩ ⟨w16⟩ ⟨w28⟩ ⟨w08⟩ ⟨a19⟩ ⟨w20⟩ ⟨w34⟩ ⟨w32⟩ ⟨a25⟩ ⟨a29⟩ ⟨a25⟩ ⟨a19⟩ ⟨w08⟩ ⟨a07⟩ ⟨w22⟩ ⟨a13⟩ ⟨w10⟩ ⟨w22⟩ ⟨w32⟩ ⟨a25⟩ ⟨w32⟩ ⟨w10⟩ ⟨a...
THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS
babington
babington
null
{}
hard
en
99
99
synthetic_educational
null
null
[ "nomenclator_frequency", "symbol_mapping" ]
Babington nomenclator: symbol tokens ⟨wNN⟩/⟨aNN⟩ used in the 1586 Babington Plot.
nomenclator-119
60 01 18 20 62 23 01 18 09 19 62 22 09 20 01 12 09 13 16 15 18 20 01 14 03 05 63 60 19 20 01 20 05 09 20 09 19 01 13 01 20 20 05 18 62 12 09 06 05 61 04 05 01 20 08 01 18 15 01 04 05 09 20 08 05 18 63 19 01 06 05 20 25 15 18 63 18 21 09 14 08 05 14 03 05 09 20 09 19 01 19 21 02 10 05 03 20 62 09 14 17 21 09 18 25 23 08...
60 01 18 20 62 23 01 18 09 19 62 22 09 20 01 12 09 13 16 15 18 20 01 14 03 05 63 60 19 20 01 20 05 09 20 09 19 01 13 01 20 20 05 18 62 12 09 06 05 61 04 05 01 20 08 01 18 15 01 04 05 09 20 08 05 18 63 19 01 06 05 20 25 15 18 63 18 21 09 14 08 05 14 03 05 09 20 09 19 01 19 21 02 10 05 03 20 62 09 14 17 21 09 18 25 23 08...
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
nomenclator
nomenclator
nomenclator
{ "type": "seed", "value": "CIPHER" }
expert
en
270
404
cipher_museum
0.2
public
null
null
m94-v2-0005
NFETNCARJKNSNFL
NFETNCARJKNSNFL
CAVALRY ADVANCES
m94
m94
machine
{ "type": "seed", "value": "ARMY" }
expert
en
15
15
cipher_museum
2.0
public
null
null
kryptos-v2-0090
XUBFZMLZKILPINEJYTFVMXJTJZLLLRLIUUSSULUUSHLMEUSPPZBUIBINLUIOBMUIWTFLUUVFCLMJ
XUBFZMLZKILPINEJYTFVMXJTJZLLLRLIUUSSULUUSHLMEUSPPZBUIBINLUIOBMUIWTFLUUVFCLMJ
MARY QUEEN OF SCOTS WAS BEHEADED AFTER HER CIPHER LETTERS WERE DECODED BY THOMAS PHELIPPES
kryptos
kryptos
polyalphabetic
{ "type": "keyword", "value": "SHADOW" }
advanced
en
76
76
cipher_museum
2.0
public
null
null
cda-0018161
811 825 817 817 825 812 999 801 841 811 999 821 812 833 834 837 802 840 999 824 840 857 851 844 810 860 807 813 809 999 845 860 805 835 824 808 999 830 814 874 999 806 852 872 846 857 844 819 852 800 847 823 873 999 826 840 999 839 825 839 812 858 812 814 840 999 854 814 863 812 841 858 873 999 856 826 869 999
811 825 817 817 825 812 999 801 841 811 999 821 812 833 834 837 802 840 999 824 840 857 851 844 810 860 807 813 809 999 845 860 805 835 824 808 999 830 814 874 999 806 852 872 846 857 844 819 852 800 847 823 873 999 826 840 999 839 825 839 812 858 812 814 840 999 854 814 863 812 841 858 873 999 856 826 869 999
DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX
culper_ring
culper_ring
null
{}
medium
en
67
67
synthetic_educational
null
null
[ "codebook_frequency", "number_range_analysis" ]
Culper Ring code: Washington's three-digit codebook numbers (800–999 range).
cda-0014575
MIXE DORD ERDR IVEE NEMY RANG ENOR THEN TERN ORTH CROS SRAI DSYI ELDP ARTS TROO PISS UEOU TERN EEDS ISSU ESHO RENO TESO RDER TRAC KBOA RDRA IDSO UTER KEEP S
MIXE DORD ERDR IVEE NEMY RANG ENOR THEN TERN ORTH CROS SRAI DSYI ELDP ARTS TROO PISS UEOU TERN EEDS ISSU ESHO RENO TESO RDER TRAC KBOA RDRA IDSO UTER KEEP S
MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY THE ENIGMA MACHINE USED ROTORS TO CREATE A POLYALPHABETIC CIPHER 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.
cda-0016805
THEON ETIME PADIS THEOR ETICZ LLYUN BREAZ ABLEX FUSEZ CORRE CTLYZ HEDEX ECTIZ ESTUZ IESPA TTERZ SBEFO REMAK INGCX AIMSX EAUFO RTISZ HEREC IPROC ALOFV IGENE REAND DECRY PTSIX SELFC
THEON ETIME PADIS THEOR ETICZ LLYUN BREAZ ABLEX FUSEZ CORRE CTLYZ HEDEX ECTIZ ESTUZ IESPA TTERZ SBEFO REMAK INGCX AIMSX EAUFO RTISZ HEREC IPROC ALOFV IGENE REAND DECRY PTSIX SELFC
THE ONE TIME PAD IS THEORETICALLY UNBREAKABLE IF USED CORRECTLY THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF
commercial_code
commercial_code
null
{}
hard
en
150
150
synthetic_educational
null
null
[ "codebook_frequency", "five_letter_group_analysis" ]
Commercial code: five-letter groups from a codebook, often ending in X or Z.
fractionated-morse-213
NMTKVRSHOQSSIJRNQSBMNXKQICNISMQICNISNSCGQI
NMTKVRSHOQSSIJRNQSBMNXKQICNISMQICNISNSCGQI
THE ONLY THING WE HAVE TO FEAR IS FEAR ITSELF
fractionated_morse
fractionated_morse
fractionation
{ "type": "keyword", "value": "MUSEUM" }
advanced
en
42
42
cipher_museum
0.2
public
null
null
cardano-autokey-v2-0053
QRRQKDTFTGWJVTDFKXHPAJDVTZHKWRUJKXMRQTVLXICVVLCPFHSUQBSNZDQHWALJZFWDAONABVT
QRRQKDTFTGWJVTDFKXHPAJDVTZHKWRUJKXMRQTVLXICVVLCPFHSUQBSNZDQHWALJZFWDAONABVT
ENEMY FORCES REPORTED MOVING TOWARD GETTYSBURG CAVALRY HAS CONFIRMED THE FULL SIGHTING
cardano_autokey
cardano_autokey
polyalphabetic
{ "type": "keyword", "value": "MILAN" }
advanced
en
75
75
cipher_museum
2.0
public
null
null
monoalphabetic-v3-0636
TIRP VRGQ
TIRP VRGQ
DEUS VULT
monoalphabetic
monoalphabetic
substitution
{ "type": "keyword", "value": "JUSTICE" }
beginner
en
8
9
cipher_museum
2.0
public
null
null
geheimschreiber-153
IQSQWOGSBAGMBSBGTLQTIUTZESPINTAAVMGR
IQSQWOGSBAGMBSBGTLQTIUTZESPINTAAVMGR
THE ONLY THING WE HAVE TO FEAR IS FEAR ITSELF
geheimschreiber
geheimschreiber
machine
{ "type": "seed", "value": "SECRET" }
expert
en
36
36
cipher_museum
0.2
public
null
null
monoalphabetic-v2-0675
TBCS FRLVO FII TL TBCKO LWK SOIM RO TQUO FKD CT JUST MLIILW FS KCABT TBO DFY
TBCS FRLVO FII TL TBCKO LWK SOIM RO TQUO FKD CT JUST MLIILW FS KCABT TBO DFY
THIS ABOVE ALL TO THINE OWN SELF BE TRUE AND IT MUST FOLLOW AS NIGHT THE DAY
monoalphabetic
monoalphabetic
substitution
{ "type": "keyword", "value": "FREEDOM" }
beginner
en
60
76
cipher_museum
2.0
public
null
null
tap-code-v2-0043
. . ... . ... . .... .... .. ... . ..... ..... .. ... .... .... .. ... . . .... .... ... . . .... ... .... .... . . .. .. . ..... . . ... ... . .... . ..... . . . ... .. ... ... .. . . ... ... .. .... ... ... .. ... .. .... .... ... .... .... .. .... ...
. . ... . ... . .... .... .. ... . ..... ..... .. ... .... .... .. ... . . .... .... ... . . .... ... .... .... . . .. .. . ..... . . ... ... . .... . ..... . . . ... .. ... ... .. . . ... ... .. .... ... ... .. ... .. .... .... ... .... .... .. .... ...
ALL THE WORLDS A STAGE AND EACH MAN IN HIS TIME PLAYS MANY PARTS ON LIFES GREAT STAGE
tap_code
tap_code
substitution
{ "type": "none", "value": null }
beginner
en
367
636
cipher_museum
2.0
public
null
null
cda-0018852
dainy otol sharal sheol kaiiin sheol sheedy lkaiin oxed raiin choldaiin ctaiin shal otain daral okal ykcheol oxed rcheol otain shal okain dainy otedy chedal okal dainy dainy otedy ypchol daral chor qokal daral qokeedy chedal otain daiin shal ytedy sheedy okain qokal ytedy qokeedy okal otain okshy okshy raiin kaiiin cho...
dainy otol sharal sheol kaiiin sheol sheedy lkaiin oxed raiin choldaiin ctaiin shal otain daral okal ykcheol oxed rcheol otain shal okain dainy otedy chedal okal dainy dainy otedy ypchol daral chor qokal daral qokeedy chedal otain daiin shal ytedy sheedy okain qokal ytedy qokeedy okal otain okshy okshy raiin kaiiin cho...
HISTORICAL CIPHERS ARE TEACHERS NOT PROTECTION THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY THE LIBRARY PRESERVES KNOWLEDGE FOR THE COMMUNITY TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION
voynich_render
voynich_render
null
{}
hard
en
336
336
synthetic_educational
null
null
[ "statistical_analysis", "unsolved" ]
Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output.
vic-179
7825130858186845189
7825130858186845189
CHANGE OF PLANS
vic
vic
substitution
{ "type": "keyword", "value": "ENIGMA" }
advanced
en
19
19
cipher_museum
0.2
public
null
null
nihilist-v2-0381
105 47 79 36 26 93 45 86 33 25 67 58 80 53 36 83 26 80 45
105 47 79 36 26 93 45 86 33 25 67 58 80 53 36 83 26 80 45
WISDOM GUARDS THE GATE
nihilist
nihilist
fractionation
{ "polybius": "NARODNAYA", "keyword": "VOLYA" }
advanced
en
39
57
cipher_museum
2.0
public
null
null
trifid-v3-0131
TDHFDKRALMPNTICFPDKP
TDHFDKRALMPNTICFPDKP
THE COMPASS POINTS TRUE
trifid
trifid
fractionation
{ "type": "keyword", "value": "FORTRESS" }
advanced
en
20
20
cipher_museum
2.0
public
null
null
adfgx-v3-0119
AAXFFDGAFGXFDFADGXXAAGDFXAADDX
AAXFFDGAFGXFDFADGXXAAGDFXAADDX
THE WIND IS WITH US
adfgx
adfgx
fractionation
{ "polybius": "LIBERTY", "columnar": "FREEDOM" }
advanced
en
30
30
cipher_museum
2.0
public
null
null
bazeries-v2-0287
GEFNOYUROMPL
GEFNOYUROMPL
IN GOD WE TRUST
bazeries
bazeries
transposition
{ "type": "integer", "value": 37 }
advanced
en
12
12
cipher_museum
2.0
public
null
null
cda-0012462
cause raids young parts takes other given raids above posts hence yield route early while again route drive seeks place array turns intel early naval
cause raids young parts takes other given raids above posts hence yield route early while again route drive seeks place array turns intel early naval
CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING DIFFIE AND HELLMAN INTRODUCED PUBLIC KEY CRYPTOGRAPHY IN NINETEEN SEVENTY SIX THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER
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.
geheimschreiber-097
AETNHMMQQTEKZDGXLZRLQMCNVKDNJPFJIVKCMDQIZO
AETNHMMQQTEKZDGXLZRLQMCNVKDNJPFJIVKCMDQIZO
GIVE ME LIBERTY OR GIVE ME DEATH SAID PATRICK HENRY
geheimschreiber
geheimschreiber
machine
{ "type": "seed", "value": "CIPHER" }
expert
en
42
42
cipher_museum
0.2
public
null
null
cda-0011533
EHNTEFCPORIIORIOWNLRDTGSVPINAMEZAEANRTCITIHIXESXTSXNATRKXAIXIEXEEMNNIPFAOLXSCNOEAUCTCNEATRIRHFEPTHTIEEOKXLEELSPATRSISOTEWEAIXTENTPARDIDNTEEZINIGDGR
EHNTEFCPORIIORIOWNLRDTGSVPINAMEZAEANRTCITIHIXESXTSXNATRKXAIXIEXEEMNNIPFAOLXSCNOEAUCTCNEATRIRHFEPTHTIEEOKXLEELSPATRSISOTEWEAIXTENTPARDIDNTEEZINIGDGR
OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION THE RAIL FENCE CIPHER WRITES TEXT IN A ZIGZAG PATTERN THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT
double_transposition
double_transposition
null
{ "key1": "LIBERTY", "key2": "PATTERN" }
hard
en
147
147
synthetic_educational
null
null
[]
cda-0006818
O ZBRRY QOA PYNFEWSL CNGFSEAF OHF WG POA OZGB OS JEABT GVR GDWGUSZWGG QVCUSD ORIOAQSG GUS NYBVOOSG PK CAR CBFWHVBA ROQV YRGGSD
O ZBRRY QOA PYNFEWSL CNGFSEAF OHF WG POA OZGB OS JEABT GVR GDWGUSZWGG QVCUSD ORIOAQSG GUS NYBVOOSG PK CAR CBFWHVBA ROQV YRGGSD
A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG THE TRITHEMIUS CIPHER ADVANCES THE ALPHABET BY ONE POSITION EACH LETTER
porta
porta
null
{ "key": "LIBRARY" }
hard
en
105
105
synthetic_educational
null
null
[ "kasiski_examination", "index_of_coincidence" ]
Porta: 13-row table polyalphabetic cipher; reciprocal (encrypt = decrypt).
slidex-v2-0037
ZPCINLFQQIARCOPWJQFJSWAVZN
ZPCINLFQQIARCOPWJQFJSWAVZN
SICUT PATRIBUS SIT DEUS NOBIS
slidex
slidex
transposition
{ "type": "keyword", "value": "BLETCHLEY" }
advanced
en
26
26
cipher_museum
2.0
public
null
null
affine-v3-0618
PAV K YTAE JDI JDAQWDJC JDGJ K JDKTY JAEGVB SAQ CGKJD JDI FAVB JDAQWDJC AP HIGUI GTB TAJ AP IXKF JA WKXI SAQ GT ILHIUJIB ITB JDIT CDGFF SI UGFF QHAT MI GTB SI CDGFF WA GTB HVGS QTJA MI GTB K EKFF DIGVYIT
PAV K YTAE JDI JDAQWDJC JDGJ K JDKTY JAEGVB SAQ CGKJD JDI FAVB JDAQWDJC AP HIGUI GTB TAJ AP IXKF JA WKXI SAQ GT ILHIUJIB ITB JDIT CDGFF SI UGFF QHAT MI GTB SI CDGFF WA GTB HVGS QTJA MI GTB K EKFF DIGVYIT
FOR I KNOW THE THOUGHTS THAT I THINK TOWARD YOU SAITH THE LORD THOUGHTS OF PEACE AND NOT OF EVIL TO GIVE YOU AN EXPECTED END THEN SHALL YE CALL UPON ME AND YE SHALL GO AND PRAY UNTO ME AND I WILL HEARKEN
affine
affine
substitution
{ "a": 7, "b": 6 }
beginner
en
160
203
cipher_museum
2.0
public
null
null
commercial-code-v3-0064
ZUZUZ JAZUZ GAZUZ RAZUZ GAZUZ WAZUZ BAZUZ PAZUZ XUZUZ ZUZUZ TAZUZ BAZUZ ZAZUZ ZAZUZ SAZUZ RAZUZ XUZUZ ZUZUZ PAZUZ GAZUZ FAZUZ XUZUZ BABAB ZUZUZ ZAZUZ KAZUZ LAZUZ WAZUZ FAZUZ XUZUZ ZUZUZ BAZUZ WAZUZ QAZUZ GEZUZ XUZUZ GABAB ZUZUZ BAZUZ XUZUZ ZUZUZ FAZUZ BAZUZ WAZUZ LAZUZ RAZUZ JAZUZ XUZUZ ZUZUZ XAZUZ DEZUZ GAZUZ GAZUZ TA...
ZUZUZ JAZUZ GAZUZ RAZUZ GAZUZ WAZUZ BAZUZ PAZUZ XUZUZ ZUZUZ TAZUZ BAZUZ ZAZUZ ZAZUZ SAZUZ RAZUZ XUZUZ ZUZUZ PAZUZ GAZUZ FAZUZ XUZUZ BABAB ZUZUZ ZAZUZ KAZUZ LAZUZ WAZUZ FAZUZ XUZUZ ZUZUZ BAZUZ WAZUZ QAZUZ GEZUZ XUZUZ GABAB ZUZUZ BAZUZ XUZUZ ZUZUZ FAZUZ BAZUZ WAZUZ LAZUZ RAZUZ JAZUZ XUZUZ ZUZUZ XAZUZ DEZUZ GAZUZ GAZUZ TA...
GENERAL PATTON LED THE THIRD ARMY IN A DARING SWEEP ACROSS FRANCE FOLLOWING THE BREAKOUT
commercial_code
commercial_code
codebook
{ "type": "none", "value": null }
expert
en
465
557
cipher_museum
2.0
public
null
null
cda-0012040
816 852 812 850 862 814 839 806 872 999 800 839 800 835 872 855 825 854 999 808 802 839 999 853 812 863 813 801 834 999 868 813 802 830 999 808 824 847 823 812 851 855 999 812 853 853 843 851 999 808 844 853 852 812 807 857 824 842 840 999 802 840 811 999 809 812 858 814 806 858 826 844 840 999 800 853 813 999 816 861 ...
816 852 812 850 862 814 839 806 872 999 800 839 800 835 872 855 825 854 999 808 802 839 999 853 812 863 813 801 834 999 868 813 802 830 999 808 824 847 823 812 851 855 999 812 853 853 843 851 999 808 844 853 852 812 807 857 824 842 840 999 802 840 811 999 809 812 858 814 806 858 826 844 840 999 800 853 813 999 816 861 ...
FREQUENCY ANALYSIS CAN REVEAL WEAK CIPHERS ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS THE AUTOKEY CIPHER EXTENDS THE KEY WITH THE PLAINTEXT ITSELF TWO SQUARE CIPHER ENCRYPTS DIGRAPHS WITH TWO POLYBIUS ALPHABETS
culper_ring
culper_ring
null
{}
hard
en
199
199
synthetic_educational
null
null
[ "codebook_frequency", "number_range_analysis" ]
Culper Ring code: Washington's three-digit codebook numbers (800–999 range).
cda-0014334
dal otedy dal aiiin choldaiin qokal kaiiin aiiin chor qokeedy qokeedy shaiin okain oxed otain chor chedy ctaiin shor qokedy okshy qokedy qokal daiin rcheol dainy chedy ytedy daral okain okain shaiin ykcheol otol sheedy okain chedy shaiin oxed qotedy raiin
dal otedy dal aiiin choldaiin qokal kaiiin aiiin chor qokeedy qokeedy shaiin okain oxed otain chor chedy ctaiin shor qokedy okshy qokedy qokal daiin rcheol dainy chedy ytedy daral okain okain shaiin ykcheol otol sheedy okain chedy shaiin oxed qotedy raiin
HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS CRYPTOGRAPHY REWARDS PATIENCE AND CAREFUL THINKING THE INDEX OF COINCIDENCE IS A USEFUL CLUE
voynich_render
voynich_render
null
{}
hard
en
215
215
synthetic_educational
null
null
[ "statistical_analysis", "unsolved" ]
Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output.
bifid-044
KGRNVEEQRDDSDAHENDNNHSTASAGOWGVWOVVEMEHMETGELB
KGRNVEEQRDDSDAHENDNNHSTASAGOWGVWOVVEMEHMETGELB
I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW
bifid
bifid
fractionation
{ "type": "keyword", "value": "SECRET" }
advanced
en
46
46
cipher_museum
0.2
public
null
null
vernam-098
DJBIZHMSIOBMQQLBFIAYTRWJFGZKBENUYGFJPBQFSOLZPSNRDNJSBJLOZ
DJBIZHMSIOBMQQLBFIAYTRWJFGZKBENUYGFJPBQFSOLZPSNRDNJSBJLOZ
ELEMENTARY MY DEAR WATSON THE GAME IS AFOOT AND THE CRIMINAL IS CLOSE
vernam
vernam
stream
{ "type": "pad", "value": "ZYXWVUTS (repeating)" }
expert
en
57
57
cipher_museum
0.2
public
null
null
caesar-v3-0856
HVS KWBR WG KWHV IG
HVS KWBR WG KWHV IG
THE WIND IS WITH US
caesar
caesar
substitution
{ "type": "shift", "value": 14 }
beginner
en
15
19
cipher_museum
2.0
public
null
null
columnar-transposition-la-069
CAMNPVIITIEBNRURORPIE
CAMNPVIITIEBNRURORPIE
IN PRINCIPIO ERAT VERBUM
columnar_transposition
columnar_transposition
transposition
{ "type": "keyword", "value": "KEYWORD" }
intermediate
la
21
21
cipher_museum
0.2
public
null
null
kl7-v2-0166
MJEUIJPIWYFFFETDNAWUEEVS
MJEUIJPIWYFFFETDNAWUEEVS
NORTH STAR HOLDS FIRM COURSE
kl7
kl7
machine
{ "type": "seed", "value": "LIBERTY" }
expert
en
24
24
cipher_museum
2.0
public
null
null
cda-0021862
CHEO LRAI INYK CHEO LYPC HOLA IIIN SHED YCHO LRCH EOLS HEDY OKAL YKCH EOLS HEOL QOTE DYCH EDAL CTAI INOK EDYL KAII NQOK EEDY SHOR CTAI INOR ORQO KEDY QOKA LOKA INCH OLDA IINO KEDY QOKE EDYC HEOL YPCH OLYT AIIN SHED YLKA IINC HORA IIIN QOKE EDYQ OKED YOXE DSHA IINO KSHY
CHEO LRAI INYK CHEO LYPC HOLA IIIN SHED YCHO LRCH EOLS HEDY OKAL YKCH EOLS HEOL QOTE DYCH EDAL CTAI INOK EDYL KAII NQOK EEDY SHOR CTAI INOR ORQO KEDY QOKA LOKA INCH OLDA IINO KEDY QOKE EDYC HEOL YPCH OLYT AIIN SHED YLKA IINC HORA IIIN QOKE EDYQ OKED YOXE DSHA IINO KSHY
SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY ATBASH ENCODES BY REVERSING THE ALPHABET OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION
voynich_render
voynich_render
null
{}
hard
en
216
216
synthetic_educational
null
null
[ "statistical_analysis", "unsolved" ]
Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output.
beaufort-v3-0049
FLPSWNMNDMHULQAPLNPWYSZWFTLFLUGAJHALDMPOXJVLUKEFAYSLGWUAHFOLWQTAVGJCDZQ
FLPSWNMNDMHULQAPLNPWYSZWFTLFLUGAJHALDMPOXJVLUKEFAYSLGWUAHFOLWQTAVGJCDZQ
IT WAS A BRIGHT COLD DAY IN APRIL AND THE CLOCKS WERE STRIKING THIRTEEN ACROSS THE CITY
beaufort
beaufort
polyalphabetic
{ "type": "keyword", "value": "NELSON" }
intermediate
en
71
71
cipher_museum
2.0
public
null
null
cda-0013800
15 16 5 14 19 15 21 18 3 5 20 15 15 12 19 1 12 12 15 23 9 14 4 5 16 5 14 4 5 14 20 22 5 18 9 6 9 3 1 20 9 15 14 8 21 13 1 14 18 5 1 4 1 2 12 5 15 21 20 16 21 20 19 8 15 21 12 4 19 8 15 23 1 12 12 18 5 1 19 15 14 9 14 7 19 20 5 16 19 20 8 5 11 1 19 9 19 11 9 5 24 1 13 9 14 1 20 9 15 14 6 9 14 4 19 18 5 16 5 1 20 5 4 20 ...
15 16 5 14 19 15 21 18 3 5 20 15 15 12 19 1 12 12 15 23 9 14 4 5 16 5 14 4 5 14 20 22 5 18 9 6 9 3 1 20 9 15 14 8 21 13 1 14 18 5 1 4 1 2 12 5 15 21 20 16 21 20 19 8 15 21 12 4 19 8 15 23 1 12 12 18 5 1 19 15 14 9 14 7 19 20 5 16 19 20 8 5 11 1 19 9 19 11 9 5 24 1 13 9 14 1 20 9 15 14 6 9 14 4 19 18 5 16 5 1 20 5 4 20 ...
OPEN SOURCE TOOLS ALLOW INDEPENDENT VERIFICATION HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT A STRONG CLAIM NEEDS STRONG EVIDENCE
aeneas_tacticus
aeneas_tacticus
null
{}
hard
en
174
174
synthetic_educational
null
null
[ "sequential_number_decode", "frequency_analysis" ]
Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26.
geez-monastic-v2-0187
ZAUMJZIWOXPZSBOYOFWOXFPOXSIFWSOIMJZIWOXFPOXSIFWPZSBOYOFWOXIOBZWZSBZHMZWA
ZAUMJZIWOXPZSBOYOFWOXFPOXSIFWSOIMJZIWOXFPOXSIFWPZSBOYOFWOXIOBZWZSBZHMZWA
ASK WHAT YOU CAN DO FOR YOUR COUNTRY NOT WHAT YOUR COUNTRY CAN DO FOR YOU TODAY AND ALWAYS
geez_monastic
geez_monastic
substitution
{ "type": "keyword", "value": "AXUM" }
advanced
en
72
72
cipher_museum
2.0
public
null
null
cda-0022009
WLFYOV GIZMHKLHRGRLM ZKKORVH XLOFNMZI VMXIBKGRLM GDRXV
WLFYOV GIZMHKLHRGRLM ZKKORVH XLOFNMZI VMXIBKGRLM GDRXV
DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE
atbash
atbash
null
{}
medium
en
49
49
synthetic_educational
null
null
[ "self_inverse_check", "frequency_analysis" ]
Atbash maps A↔Z, B↔Y, … and is its own inverse.
typex-090
AGXRLFJSBYG
AGXRLFJSBYG
RALLY AT DAWN
typex
typex
machine
{ "type": "keyword", "value": "BLETCHLEY" }
expert
en
11
11
cipher_museum
0.2
public
null
null
kryptos-v2-0321
RBDIJDVIVNNOKSCPOHVMXWLXMDXYEMSWOMMAZXIYAXIZXIYBNREFOGHDXVUZYVDKESUJZYRRMCVM
RBDIJDVIVNNOKSCPOHVMXWLXMDXYEMSWOMMAZXIYAXIZXIYBNREFOGHDXVUZYVDKESUJZYRRMCVM
ONCE UPON A MIDNIGHT DREARY WHILE I PONDERED WEAK AND WEARY OVER MANY A QUAINT VOLUME OF LORE
kryptos
kryptos
polyalphabetic
{ "type": "keyword", "value": "VIRTUAL" }
advanced
en
76
76
cipher_museum
2.0
public
null
null
lorenz-v3-0176
THEDEADDROPALLOWSAGENTSROEXCHANGEINFORMATIONWITHOUTMEERINGFACETOFACEINPUBLIC
THEDEADDROPALLOWSAGENTSROEXCHANGEINFORMATIONWITHOUTMEERINGFACETOFACEINPUBLIC
THE DEAD DROP ALLOWS AGENTS TO EXCHANGE INFORMATION WITHOUT MEETING FACE TO FACE IN PUBLIC
lorenz
lorenz
machine
{ "type": "seed", "value": "FISH" }
expert
en
76
76
cipher_museum
2.0
public
null
null
diana-236
QQZXQXIGDTQYHBLAAZEBOBCTMBOMMZYDPADTYPENIMAGBAFIVPOCBSZMERQUTURTMUFLYMBEKQKRCSVQPQIIUBKCBVMHCKMBEBUPDYRMPAPYVBLASYAIERRIHQFMQXVGGQBITNOYQZIDSTYIBPSNQ
QQZXQXIGDTQYHBLAAZEBOBCTMBOMMZYDPADTYPENIMAGBAFIVPOCBSZMERQUTURTMUFLYMBEKQKRCSVQPQIIUBKCBVMHCKMBEBUPDYRMPAPYVBLASYAIERRIHQFMQXVGGQBITNOYQZIDSTYIBPSNQ
WE THE PEOPLE OF THE UNITED STATES IN ORDER TO FORM A MORE PERFECT UNION ESTABLISH JUSTICE INSURE DOMESTIC TRANQUILITY PROVIDE FOR THE COMMON DEFENSE PROMOTE THE GENERAL WELFARE
diana
diana
polyalphabetic
{ "type": "keyword", "value": "MUSEUM" }
intermediate
en
149
149
cipher_museum
0.2
public
null
null
wallis-cipher-v2-0187
90 18 53 17 91 90 67 44 47 15 91 90 89 85 79 91 90 75 18 81 91 90 41 25 91 90 61 85 55 91 90 16 25 72 20 91 90 73 85 79 66 45 55 89 91 90 81 25 15 91 90 23 58 47 45 91 90 16 85 72 20 91 90 75 25 79 66 15 55 89 91 90 73 18 81 91 90 33 85 91 90 35 25 20 91 90 16 85 72 91 90 45 25 41 47 89 91 90 18 66 33 91 90 47 30 67 18...
90 18 53 17 91 90 67 44 47 15 91 90 89 85 79 91 90 75 18 81 91 90 41 25 91 90 61 85 55 91 90 16 25 72 20 91 90 73 85 79 66 45 55 89 91 90 81 25 15 91 90 23 58 47 45 91 90 16 85 72 20 91 90 75 25 79 66 15 55 89 91 90 73 18 81 91 90 33 85 91 90 35 25 20 91 90 16 85 72 91 90 45 25 41 47 89 91 90 18 66 33 91 90 47 30 67 18...
ASK WHAT YOU CAN DO FOR YOUR COUNTRY NOT WHAT YOUR COUNTRY CAN DO FOR YOU TODAY AND ALWAYS
wallis_cipher
wallis_cipher
nomenclator
{ "type": "seed", "value": "ENGLAND" }
expert
en
220
329
cipher_museum
2.0
public
null
null
chaocipher-v2-0588
IMKHZQOANYIFSKRAPVMOEVPEXYFMYFEANRMACDBNQVFVPWNUYDJDZAPQXFJIBSWTKXITDRBMUTISBPDNKFE
IMKHZQOANYIFSKRAPVMOEVPEXYFMYFEANRMACDBNQVFVPWNUYDJDZAPQXFJIBSWTKXITDRBMUTISBPDNKFE
KNOWLEDGE WITHOUT WISDOM IS A DANGEROUS THING AND WISDOM WITHOUT COURAGE IS ULTIMATELY WORTHLESS
chaocipher
chaocipher
machine
{ "type": "keyword", "value": "TRIUMPH" }
advanced
en
83
83
cipher_museum
2.0
public
null
null
kryha-v2-0355
ETRUCLDMLSJVFOVLWUNEHNVHZHCDXZLWHZZHKVJVVPKABOIBLRUUIBACLCPGGEYHQXTNFAWAVYYAPNUD
ETRUCLDMLSJVFOVLWUNEHNVHZHCDXZLWHZZHKVJVVPKABOIBLRUUIBACLCPGGEYHQXTNFAWAVYYAPNUD
THE AMBASSADOR HAS RECEIVED OUR MOST URGENT DISPATCHES AND AWAITS INSTRUCTIONS FROM LONDON HQ
kryha
kryha
machine
{ "type": "keyword", "value": "PRAGUE" }
expert
en
80
80
cipher_museum
2.0
public
null
null
great-cipher-v3-0025
113 145 167 108 178 151 143 135 143 166 100 133 143
113 145 167 108 178 151 143 135 143 166 100 133 143
CHART THE UNKNOWN
great_cipher
great_cipher
nomenclator
{ "type": "seed", "value": "VERSAILLES" }
expert
en
39
51
cipher_museum
2.0
public
null
null
affine-v3-0753
UNCZR RNM APOPYSP
UNCZR RNM APOPYSP
CHART THE UNKNOWN
affine
affine
substitution
{ "a": 9, "b": 2 }
beginner
en
15
17
cipher_museum
2.0
public
null
null
bazeries-v3-0430
QOHVLGVFOYHAHEYBOI
QOHVLGVFOYHAHEYBOI
LOWER THE DRAWBRIDGE
bazeries
bazeries
transposition
{ "type": "integer", "value": 53 }
advanced
en
18
18
cipher_museum
2.0
public
null
null
cda-0016307
66 36 82 77 82 61 61 68 25 82 89 68 61 36 50 11 11 82 29 20 59 66 29 69 66 61 82 52 59 80 82
66 36 82 77 82 61 61 68 25 82 89 68 61 36 50 11 11 82 29 20 59 66 29 69 66 61 82 52 59 80 82
THE MESSAGE WAS HIDDEN BUT NOT SECURE
wallis_cipher
wallis_cipher
null
{}
medium
en
31
31
synthetic_educational
null
null
[ "number_substitution_decode", "frequency_analysis" ]
Wallis cipher: each letter mapped to a unique two-digit number from a fixed table.
fialka-v3-0142
VBZYAAUHGDUUHKEZAGY
VBZYAAUHGDUUHKEZAGY
MEASURE TWICE CUT ONCE
fialka
fialka
machine
{ "type": "seed", "value": "KREMLIN" }
expert
en
19
19
cipher_museum
2.0
public
null
null
m209-v2-0372
MVZZJSABSBOLDULMPCRYQPYDORSJRWEEJVPPUKLWDIRYLYOLPBJDVQZEKQOZNQWQIBUKYYJZFCBKVGPMEQNNQFWREHZSEDRYLKCWANATAEJBACIEOQKWWNQOUPLYMZPJBPMREKWZRZMLCXYNXDJZOAAQWRWDSALAZBMKQOVENVBCRZNPCYPLN
MVZZJSABSBOLDULMPCRYQPYDORSJRWEEJVPPUKLWDIRYLYOLPBJDVQZEKQOZNQWQIBUKYYJZFCBKVGPMEQNNQFWREHZSEDRYLKCWANATAEJBACIEOQKWWNQOUPLYMZPJBPMREKWZRZMLCXYNXDJZOAAQWRWDSALAZBMKQOVENVBCRZNPCYPLN
THE FUNDAMENTAL PROBLEM OF COMMUNICATION IS THAT OF REPRODUCING AT ONE POINT EITHER EXACTLY OR APPROXIMATELY A MESSAGE SELECTED AT ANOTHER POINT FREQUENTLY THE MESSAGES HAVE MEANING AND REFER TO PHYSICAL CONCEPTS
m209
m209
machine
{ "type": "seed", "value": "LIBERTY" }
expert
en
181
181
cipher_museum
2.0
public
null
null
pigpen-v2-0057
╳• ┐ ╳ ┬ ├• ⌐ ¬• ┐ ¬ ┼ ╳ ┤• ╳• ⌐ ┐• ├ ┼• ┤• ┼• ┼ ╳• ┐ ╳ ┬ ¬ ┬ ⌐ ┐• ┐ ╳ ▽ ┤ ┤• ┐• ⌐ ¬• ¬• ¬• ┼ ╳ ╱ ╲ ┴ ┐ ┼• ├ ╱ ┌• ╳ ┬ ┼ ┼• ⌐ ╳ ┐ ┤• ┼• ╲ ╳• ┤• ╱ ┼• ├ ╲ ⌐ ┼• ├ ┬ ┼ ⌐ ¬•
╳• ┐ ╳ ┬ ├• ⌐ ¬• ┐ ¬ ┼ ╳ ┤• ╳• ⌐ ┐• ├ ┼• ┤• ┼• ┼ ╳• ┐ ╳ ┬ ¬ ┬ ⌐ ┐• ┐ ╳ ▽ ┤ ┤• ┐• ⌐ ¬• ¬• ¬• ┼ ╳ ╱ ╲ ┴ ┐ ┼• ├ ╱ ┌• ╳ ┬ ┼ ┼• ⌐ ╳ ┐ ┤• ┼• ╲ ╳• ┤• ╱ ┼• ├ ╲ ⌐ ┼• ├ ┬ ┼ ⌐ ¬•
WITH MALICE TOWARD NONE WITH CHARITY FOR ALL LET US BIND UP THE NATIONS WOUNDS AND HEAL
pigpen
pigpen
substitution
{ "type": "none", "value": null }
beginner
en
97
167
cipher_museum
2.0
public
null
null
double-transposition-v2-0166
TNSRILUESCRORTMFOOADHRHS
TNSRILUESCRORTMFOOADHRHS
NORTH STAR HOLDS FIRM COURSE
double_transposition
double_transposition
transposition
{ "key1": "LIBERTY", "key2": "FREEDOM" }
advanced
en
24
24
cipher_museum
2.0
public
null
null
vigenere-v2-0846
BHFCDCBTUCJFKLIZKEFJBWLOHRLXUASVUMORPDLRZITAHIEATTYSHRKLSLRFLBEDTOWCPBAPDTRA
BHFCDCBTUCJFKLIZKEFJBWLOHRLXUASVUMORPDLRZITAHIEATTYSHRKLSLRFLBEDTOWCPBAPDTRA
MARY QUEEN OF SCOTS WAS BEHEADED AFTER HER CIPHER LETTERS WERE DECODED BY THOMAS PHELIPPES
vigenere
vigenere
polyalphabetic
{ "type": "keyword", "value": "PHOENIX" }
intermediate
en
76
76
cipher_museum
2.0
public
null
null
adfgvx-v2-0253
XADDFGDXDAVGFDFDAADGAAFA
XADDFGDXDAVGFDFDAADGAAFA
THE DIE IS CAST
adfgvx
adfgvx
fractionation
{ "polybius": "TRIUMPH", "columnar": "JUSTICE" }
advanced
en
24
24
cipher_museum
2.0
public
null
null
two-square-v3-0286
QNBQARFIBNOPSPGLEN
QNBQARFIBNOPSPGLEN
THE ORACLE HAS SPOKEN
two_square
two_square
polygraphic
{ "key1": "DRAGON", "key2": "THUNDER" }
advanced
en
18
18
cipher_museum
2.0
public
null
null
cda-0012967
66 36 82 20 82 61 66 57 82 61 61 69 29 61 61 36 69 89 89 36 82 80 82 66 36 82 77 82 66 36 69 11 76 68 50 57 61 69 20 61 82 80 95 68 20 57 82 82 95 50 11 82 29 52 82 52 69 77 82 61 20 82 76 69 80 82 52 69 29 76 50 11 82 29 52 82
66 36 82 20 82 61 66 57 82 61 61 69 29 61 61 36 69 89 89 36 82 80 82 66 36 82 77 82 66 36 69 11 76 68 50 57 61 69 20 61 82 80 95 68 20 57 82 82 95 50 11 82 29 52 82 52 69 77 82 61 20 82 76 69 80 82 52 69 29 76 50 11 82 29 52 82
THE BEST LESSONS SHOW WHERE THE METHOD FAILS OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE
wallis_cipher
wallis_cipher
null
{}
medium
en
76
76
synthetic_educational
null
null
[ "number_substitution_decode", "frequency_analysis" ]
Wallis cipher: each letter mapped to a unique two-digit number from a fixed table.
porta-v2-0589
UMYIFXERGUFPRCDNLZIJUMNMKENNUSWLENWEUYJETRLQYLEXIDSIHTTIUSKUMLNMXMZLOETINTXMQEWDL
UMYIFXERGUFPRCDNLZIJUMNMKENNUSWLENWEUYJETRLQYLEXIDSIHTTIUSKUMLNMXMZLOETINTXMQEWDL
FREQUENCY ANALYSIS EXPLOITS THE FACT THAT CERTAIN LETTERS APPEAR FAR MORE OFTEN IN ENGLISH TEXT
porta
porta
polyalphabetic
{ "type": "keyword", "value": "FLORENT" }
intermediate
en
81
81
cipher_museum
2.0
public
null
null
cda-0014187
1019 03804 0336 06029 6017 2888 01021 0341 03804 00997 02885 5057 2587 1598 05671 6002 06348 1651 0350 00954 02515 7285 02545 07884 4172 04782 1260 1634 5670 04489 6059 01587 0957 06637 05741 2837 06330 7925 04119 0316 6294 06280 1640 5661 6022 01572 04432 06330 05708 4792 5086 07877 04125 1614 00376 06055 06665 5722 0...
1019 03804 0336 06029 6017 2888 01021 0341 03804 00997 02885 5057 2587 1598 05671 6002 06348 1651 0350 00954 02515 7285 02545 07884 4172 04782 1260 1634 5670 04489 6059 01587 0957 06637 05741 2837 06330 7925 04119 0316 6294 06280 1640 5661 6022 01572 04432 06330 05708 4792 5086 07877 04125 1614 00376 06055 06665 5722 0...
CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION
zimmermann
zimmermann
null
{}
hard
en
86
86
synthetic_educational
null
null
[ "codebook_frequency", "number_group_analysis" ]
Zimmermann Telegram code: WWI German diplomatic numeric codebook cipher.
confederate-vigenere-v3-0164
TPCYSSBIKPGSUUUWSZKNMRRLEBQATSIDCTGFATQHRBJYARRWYMUPJVHQUZGKNFNYVKCCMZVHIA
TPCYSSBIKPGSUUUWSZKNMRRLEBQATSIDCTGFATQHRBJYARRWYMUPJVHQUZGKNFNYVKCCMZVHIA
CHARGE OF THE LIGHT BRIGADE INTO THE VALLEY OF DEATH RODE THE SIX HUNDRED BRAVE CAVALIERS
confederate_vigenere
confederate_vigenere
polyalphabetic
{ "type": "keyword", "value": "RICHMOND" }
intermediate
en
74
74
cipher_museum
2.0
public
null
null
polybius-v2-0033
11 33 33 45 24 44 13 34 15 35 44 24 43
11 33 33 45 24 44 13 34 15 35 44 24 43
ANNUIT COEPTIS
polybius
polybius
substitution
{ "type": "none", "value": null }
beginner
en
26
38
cipher_museum
2.0
public
null
null
adfgx-v2-0442
GDAXDXAFFFXFFGDXFGXAAGXGXXFGXDDGFDADXDDDGDXFGFFFXAGDAFXAGAAAGAGFFFGXFDDXAGDGGGAGAGFADXDGAAFDGFFAGGGGFDGADDAFGDAXDGAAADFGGAGGGDDDADGGAGAXFDGXGFGDDDGFGXFAFDGD
GDAXDXAFFFXFFGDXFGXAAGXGXXFGXDDGFDADXDDDGDXFGFFFXAGDAFXAGAAAGAGFFFGXFDDXAGDGGGAGAGFADXDGAAFDGFFAGGGGFDGADDAFGDAXDGAAADFGGAGGGDDDADGGAGAXFDGXGFGDDDGFGXFAFDGD
YOUR MISSION IF YOU CHOOSE TO ACCEPT IT IS TO EXTRACT THE AGENT FROM BEHIND ENEMY LINES TONIGHT
adfgx
adfgx
fractionation
{ "polybius": "DRAGON", "columnar": "THUNDER" }
advanced
en
156
156
cipher_museum
2.0
public
null
null
gronsfeld-v2-0018
BXBJUNZTJHOBM
BXBJUNZTJHOBM
AWAIT MY SIGNAL
gronsfeld
gronsfeld
polyalphabetic
{ "type": "numeric", "value": "11111" }
intermediate
en
13
13
cipher_museum
2.0
public
null
null
kama-sutra-v3-0150
WIL KXOWCYR YCXYU
WIL KXOWCYR YCXYU
THE FACTORY ROARS
kama_sutra
kama_sutra
substitution
{ "type": "keyword", "value": "VATSYANA" }
intermediate
en
15
17
cipher_museum
2.0
public
null
null
beaufort-v2-1119
UXLTDUQIIPCMVQIJHAUCWBPBCBNRLAWFBGAVLPAQFLFMPHUULJNBOJFZJECQRJEUXPCGNBJWWMQWLZMPOQUGZNWFDTWAXLGSJWUWXTCTDEANAGIWAOVLDPIGWNMSNRZRCFULCZKCATJRJYEPSUAK
UXLTDUQIIPCMVQIJHAUCWBPBCBNRLAWFBGAVLPAQFLFMPHUULJNBOJFZJECQRJEUXPCGNBJWWMQWLZMPOQUGZNWFDTWAXLGSJWUWXTCTDEANAGIWAOVLDPIGWNMSNRZRCFULCZKCATJRJYEPSUAK
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
beaufort
beaufort
polyalphabetic
{ "type": "keyword", "value": "NEPTUNE" }
intermediate
en
148
148
cipher_museum
2.0
public
null
null
rail-fence-v3-0398
ATESTLAUTDNSOELNRISEURCPRANTZBPTEOLUAIJLIRNIETTEAOSRZHEICUNOOETSCTQNBDNAETESIRO
ATESTLAUTDNSOELNRISEURCPRANTZBPTEOLUAIJLIRNIETTEAOSRZHEICUNOOETSCTQNBDNAETESIRO
ALL PERSONS BORN OR NATURALIZED IN THE UNITED STATES ARE CITIZENS SUBJECT TO EQUAL PROTECTION
rail_fence
rail_fence
transposition
{ "type": "integer", "value": 10 }
intermediate
en
79
79
cipher_museum
2.0
public
null
null
cda-0019691
CLA-GI-AIH / DZEH / DZEH / GAH / GAH / DZEH / A-KEH-DI-GLINI / TKIN / DZEH / GLOE-IH / WOL-LA-CHEE / TSAH / BE / GAH / DZEH / CLA-GI-AIH / GAH / A-KHA / BE / NO-DA-IH / MOASI / TKIN / SHUSH / TKIN / DIBEH-YAZZIE / TKIN ...
CLA-GI-AIH / DZEH / DZEH / GAH / GAH / DZEH / A-KEH-DI-GLINI / TKIN / DZEH / GLOE-IH / WOL-LA-CHEE / TSAH / BE / GAH / DZEH / CLA-GI-AIH / GAH / A-KHA / BE / NO-DA-IH / MOASI / TKIN / SHUSH / TKIN / DIBEH-YAZZIE / TKIN ...
PEER REVIEW AND REPRODUCIBILITY MATTER IN RESEARCH
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.
wheatstone-v2-0363
SDABPSLNWBPEQLNVESBHEJMLPSBKIASLSDAQSBSAESEQBJBSSAPLNHENABKTTABSDBPLBTAESDAPSLQBNASYLPSLPUEKDAKIAESEQBQURFAISLNEKOUEPYWDEIDIBKLKKLBIILUKSRAKACHAISAT
SDABPSLNWBPEQLNVESBHEJMLPSBKIASLSDAQSBSAESEQBJBSSAPLNHENABKTTABSDBPLBTAESDAPSLQBNASYLPSLPUEKDAKIAESEQBQURFAISLNEKOUEPYWDEIDIBKLKKLBIILUKSRAKACHAISAT
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
wheatstone
wheatstone
polygraphic
{ "type": "keyword", "value": "BRITAIN" }
advanced
en
148
148
cipher_museum
2.0
public
null
null