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 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
enigma-v3-0295 | RFODDRWLMBPUPDDCTSTCDXFBAYXVOEXOPDROIDQHJZLUMQKJWPVNXRYONOPSSHRRSIDMGTOVDOZDQQOW | RFODDRWLMBPUPDDCTSTCDXFBAYXVOEXOPDROIDQHJZLUMQKJWPVNXRYONOPSSHRRSIDMGTOVDOZDQQOW | THE ENIGMA MACHINE HAD AN ASTRONOMICAL NUMBER OF POSSIBLE SETTINGS MAKING IT SEEM UNBREAKABLE | enigma | enigma | machine | {
"type": "rotor_start",
"value": "GHI"
} | expert | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v3-0516 | KQSINWIRSAPXVZORSYMDVLGBWGWNWUNHGKTQRRGAEGUZDKRMBOVLGBMCBOUBAANQCJAKKAPEZBHGWGUEVMSMWKPRBHCXOBSJSATDDIIWMGEAVIXIXAANPGETJMYKAVIMWRKGGTIOTKZAVMBMDGJOVEUQUZANHABY | KQSINWIRSAPXVZORSYMDVLGBWGWNWUNHGKTQRRGAEGUZDKRMBOVLGBMCBOUBAANQCJAKKAPEZBHGWGUEVMSMWKPRBHCXOBSJSATDDIIWMGEAVIXIXAANPGETJMYKAVIMWRKGGTIOTKZAVMBMDGJOVEUQUZANHABY | IMMANUEL KANT PROPOSED THAT WE SHOULD ACT ONLY ACCORDING TO THAT MAXIM BY WHICH WE CAN AT THE SAME TIME WILL THAT IT SHOULD BECOME A UNIVERSAL LAW THIS CATEGORICAL IMPERATIVE DEFINES MORAL DUTY | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "24680"
} | intermediate | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
bifid-v3-0094 | MINPINCINARCVRNAPSIVPNFKSRCIXKZFAVPITBQISIXPRCNRNABLICMVTPPYFQCANIPMPQSVBFISNPGULKUXDTAVXWUGHOZKGUSRTWBTUUGKIIRVUHRRTZKOQOBMUGCOZKEUOHQEFFKGVNGYWCFLEDQEHIUMWFHT | MINPINCINARCVRNAPSIVPNFKSRCIXKZFAVPITBQISIXPRCNRNABLICMVTPPYFQCANIPMPQSVBFISNPGULKUXDTAVXWUGHOZKGUSRTWBTUUGKIIRVUHRRTZKOQOBMUGCOZKEUOHQEFFKGVNGYWCFLEDQEHIUMWFHT | IMMANUEL KANT PROPOSED THAT WE SHOULD ACT ONLY ACCORDING TO THAT MAXIM BY WHICH WE CAN AT THE SAME TIME WILL THAT IT SHOULD BECOME A UNIVERSAL LAW THIS CATEGORICAL IMPERATIVE DEFINES MORAL DUTY | bifid | bifid | fractionation | {
"type": "keyword",
"value": "PALACE"
} | advanced | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
trifid-v2-0613 | ODVXTPYOBOUAKBBASCUSTSWFEE+LIEDJKEDBCK+UJJMXO+TSXYESHONIIWWSEFNBQVOVQJJJEAZIFQPJFOOWGTKWLLEDIOTSOUYBBCOTIFDOBEFYRGOHZJDOTPMPJJUHEDFLOTEEBKGLTAVSTDQJAFRGZOCNCOUGBMTM | ODVXTPYOBOUAKBBASCUSTSWFEE+LIEDJKEDBCK+UJJMXO+TSXYESHONIIWWSEFNBQVOVQJJJEAZIFQPJFOOWGTKWLLEDIOTSOUYBBCOTIFDOBEFYRGOHZJDOTPMPJJUHEDFLOTEEBKGLTAVSTDQJAFRGZOCNCOUGBMTM | 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 | trifid | trifid | fractionation | {
"type": "keyword",
"value": "JUSTICE"
} | advanced | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
atbash-v3-0087 | GSV VMRTNZ NZXSRMV SZW ZM ZHGILMLNRXZO MFNYVI LU KLHHRYOV HVGGRMTH NZPRMT RG HVVN FMYIVZPZYOV | GSV VMRTNZ NZXSRMV SZW ZM ZHGILMLNRXZO MFNYVI LU KLHHRYOV HVGGRMTH NZPRMT RG HVVN FMYIVZPZYOV | THE ENIGMA MACHINE HAD AN ASTRONOMICAL NUMBER OF POSSIBLE SETTINGS MAKING IT SEEM UNBREAKABLE | atbash | atbash | substitution | {
"type": "none",
"value": null
} | beginner | en | 80 | 93 | cipher_museum | 2.0 | public | null | null |
lorenz-v3-0054 | THEONLYTHINGNECESSARYFORXHETRIUMOHOFERILISFORGOODMENTKDONOTHINGATALL | THEONLYTHINGNECESSARYFORXHETRIUMOHOFERILISFORGOODMENTKDONOTHINGATALL | THE ONLY THING NECESSARY FOR THE TRIUMPH OF EVIL IS FOR GOOD MEN TO DO NOTHING AT ALL | lorenz | lorenz | machine | {
"type": "seed",
"value": "TUNNY"
} | expert | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
arnold-andre-v3-0023 | 13.1.1 14.2.1 14.5.1 14.3.2 14.3.2 15.1.1 13.1.1 14.4.4 14.1.1 14.2.4 14.3.2 15.1.1 13.1.1 14.1.1 14.2.3 14.1.5 14.1.1 14.1.4 15.1.1 | 13.1.1 14.2.1 14.5.1 14.3.2 14.3.2 15.1.1 13.1.1 14.4.4 14.1.1 14.2.4 14.3.2 15.1.1 13.1.1 14.1.1 14.2.3 14.1.5 14.1.1 14.1.4 15.1.1 | FULL SAIL AHEAD | arnold_andre | arnold_andre | codebook | {
"type": "none",
"value": null
} | expert | en | 114 | 132 | cipher_museum | 2.0 | public | null | null |
rail-fence-v2-0186 | BEATRLTAHTRHUIODRWIOEOSNONSEOFDFLODATRFUEOAISTHAFOFENTWAEEEYESDAESRNN | BEATRLTAHTRHUIODRWIOEOSNONSEOFDFLODATRFUEOAISTHAFOFENTWAEEEYESDAESRNN | BLOOD SWEAT AND TEARS THESE ARE WHAT I OFFER YOU FOR THE DEFENSE OF OUR ISLAND NATION | rail_fence | rail_fence | transposition | {
"type": "integer",
"value": 8
} | intermediate | en | 69 | 69 | cipher_museum | 2.0 | public | null | null |
cda-0015017 | 6 1 9 12 3 12 15 19 5 4 9 19 1 16 15 19 20 21 18 5 14 15 20 1 19 12 15 7 1 14 | 6 1 9 12 3 12 15 19 5 4 9 19 1 16 15 19 20 21 18 5 14 15 20 1 19 12 15 7 1 14 | FAIL CLOSED IS A POSTURE NOT A SLOGAN | aeneas_tacticus | aeneas_tacticus | null | {} | medium | en | 30 | 30 | synthetic_educational | null | null | [
"sequential_number_decode",
"frequency_analysis"
] | Aeneas Tacticus: Greek sequential-number cipher; A=1…Z=26. |
bifid-v2-0178 | ALHETANFFVMSQFYFXSVMSQFWCSFETFAWNBWWSNAQDNDSBNXNWPNCACNXNWPQAWOKDNWNDDAM | ALHETANFFVMSQFYFXSVMSQFWCSFETFAWNBWWSNAQDNDSBNXNWPNCACNXNWPQAWOKDNWNDDAM | ASK WHAT YOU CAN DO FOR YOUR COUNTRY NOT WHAT YOUR COUNTRY CAN DO FOR YOU TODAY AND ALWAYS | bifid | bifid | fractionation | {
"type": "keyword",
"value": "FORTRESS"
} | advanced | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
wheatstone-v2-0375 | DABTOUBPSAPQNEPQSBPJYILPMQLPTAPQNLPLISLRAPNLUPSDKEKASAAKAECDSAAKSDAILPMQWEHHBSSBIGBSZAPLDLUPWESDBHHBVBEHBRHANLPIAQSDALRFAISEVAEQSDAPETCALVAPHLLGEKCSDABPCLKKANLPAQS | DABTOUBPSAPQNEPQSBPJYILPMQLPTAPQNLPLISLRAPNLUPSDKEKASAAKAECDSAAKSDAILPMQWEHHBSSBIGBSZAPLDLUPWESDBHHBVBEHBRHANLPIAQSDALRFAISEVAEQSDAPETCALVAPHLLGEKCSDABPCLKKANLPAQS | HEADQUARTERS FIRST ARMY CORPS ORDERS FOR OCTOBER FOURTH NINETEEN EIGHTEEN THE CORPS WILL ATTACK AT ZERO HOUR WITH ALL AVAILABLE FORCES THE OBJECTIVE IS THE RIDGE OVERLOOKING THE ARGONNE FOREST | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "BRITAIN"
} | advanced | en | 163 | 163 | cipher_museum | 2.0 | public | null | null |
caesar-v2-0971 | FTQ NMNUZSFAZ BXAF FA MEEMEEUZMFQ CGQQZ QXULMNQFT IME GZOAHQDQP NK RDMZOUE IMXEUZSTMY UZ FUYQ | FTQ NMNUZSFAZ BXAF FA MEEMEEUZMFQ CGQQZ QXULMNQFT IME GZOAHQDQP NK RDMZOUE IMXEUZSTMY UZ FUYQ | THE BABINGTON PLOT TO ASSASSINATE QUEEN ELIZABETH WAS UNCOVERED BY FRANCIS WALSINGHAM IN TIME | caesar | caesar | substitution | {
"type": "shift",
"value": 12
} | beginner | en | 80 | 93 | cipher_museum | 2.0 | public | null | null |
wheatstone-v2-0044 | LJVTNGOGYRFTIXQYFROERAJNRQHRYNGRTQHOQHRUTDYTIQIRURNQTOQRGRTQHESQJILR | LJVTNGOGYRFTIXQYFROERAJNRQHRYNGRTQHOQHRUTDYTIQIRURNQTOQRGRTQHESQJILR | COWARDS DIE MANY TIMES BEFORE THEIR DEATHS THE VALIANT NEVER TASTE DEATH BUT ONCE | wheatstone | wheatstone | polygraphic | {
"type": "keyword",
"value": "TELEGRAPHY"
} | advanced | en | 68 | 68 | cipher_museum | 2.0 | public | null | null |
argenti-v2-0195 | 17 44 84 83 59 13 23 25 28 16 41 32 44 72 71 82 37 12 67 20 63 56 64 81 18 41 26 83 72 33 17 25 32 20 67 83 12 38 20 28 15 63 44 32 81 83 28 56 36 23 65 20 67 69 63 25 64 28 74 68 63 41 44 66 79 17 77 59 16 83 23 70 26 17 56 20 | 17 44 84 83 59 13 23 25 28 16 41 32 44 72 71 82 37 12 67 20 63 56 64 81 18 41 26 83 72 33 17 25 32 20 67 83 12 38 20 28 15 63 44 32 81 83 28 56 36 23 65 20 67 69 63 25 64 28 74 68 63 41 44 66 79 17 77 59 16 83 23 70 26 17 56 20 | ONCE UPON A MIDNIGHT DREARY WHILE I PONDERED WEAK AND WEARY OVER MANY A QUAINT VOLUME OF LORE | argenti | argenti | nomenclator | {
"type": "seed",
"value": "PAPAL"
} | expert | en | 152 | 227 | cipher_museum | 2.0 | public | null | null |
cda-0013283 | XUXG ZPWR EIJW ZTZY EGRT KYXG LNIV RVWX EVBU YKAG VQHE KOCC AYSD SFFK YEXE SEEM IBBM ACHK GFVA CYYW FRGB GWWS CZGE ZCCP UCCJ IINS MFEG VRAU IDZV JSUM WSAG ERGH QJAG KKIW PWNG GVJM HMXT QQFK LMPT DQOU MQCA JVGU GGCB IALY UXJC TTED LIVP BNPR RWMP M | XUXG ZPWR EIJW ZTZY EGRT KYXG LNIV RVWX EVBU YKAG VQHE KOCC AYSD SFFK YEXE SEEM IBBM ACHK GFVA CYYW FRGB GWWS CZGE ZCCP UCCJ IINS MFEG VRAU IDZV JSUM WSAG ERGH QJAG KKIW PWNG GVJM HMXT QQFK LMPT DQOU MQCA JVGU GGCB IALY UXJC TTED LIVP BNPR RWMP M | THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY OBSERVABLE EVIDENCE COMES BEFORE CONFIDENCE HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS THE KASISKI EXAMINATION FINDS REPEATED TRIGRAMS IN CIPHERTEXT | running_key | running_key | null | {} | hard | en | 197 | 197 | synthetic_educational | null | null | [
"index_of_coincidence",
"probable_plaintext"
] | Running-key cipher: Vigenère with a very long key (e.g. a book passage). |
adfgvx-v3-0227 | XDFAXDAGGDDGAFDFADDFDXDVAADVADVGGGAFXAGD | XDFAXDAGGDDGAFDFADDFDXDVAADVADVGGGAFXAGD | THE ALCHEMIST SUCCEEDS | adfgvx | adfgvx | fractionation | {
"polybius": "TRIUMPH",
"columnar": "JUSTICE"
} | advanced | en | 40 | 40 | cipher_museum | 2.0 | public | null | null |
gronsfeld-vi-0035 | HVSQCOJPVXKUDMFVOBBPGPUPGTKFIVJUPZNKMFVGKAIMTCUHMNUUPZFGTPVUUOBTNULQITCAFCUHYPUIQKTTQXL | HVSQCOJPVXKUDMFVOBBPGPUPGTKFIVJUPZNKMFVGKAIMTCUHMNUUPZFGTPVUUOBTNULQITCAFCUHYPUIQKTTQXL | FOR I AM CONVINCED THAT NEITHER DEATH NOR LIFE NEITHER ANGELS NOR DEMONS SHALL SEPARATE US FROM GODS LOVE | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "27182"
} | intermediate | en | 87 | 87 | cipher_museum | 2.0 | public | null | null |
stager-route-257 | MHKXEEEOXXLTADXXOTTAX | MHKXEEEOXXLTADXXOTTAX | MEET AT THE OLD OAK | stager_route | stager_route | transposition | {
"type": "integer",
"value": 7
} | expert | en | 21 | 21 | cipher_museum | 0.2 | public | null | null |
m209-v3-0238 | MCGEKXPOIXIXPLHMZOLYKZQMCKWPR | MCGEKXPOIXIXPLHMZOLYKZQMCKWPR | TAXATION WITHOUT REPRESENTATION | m209 | m209 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 29 | 29 | cipher_museum | 2.0 | public | null | null |
vic-v3-0291 | 908228169028982485308315 | 908228169028982485308315 | THE GATES HOLD FIRM | vic | vic | substitution | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
cda-0012634 | ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨w32⟩ ⟨a07⟩ ⟨a17⟩ ⟨w20⟩ ⟨a37⟩ ⟨w10⟩ ⟨a23⟩ ⟨w14⟩ ⟨w10⟩ ⟨w32⟩ ⟨a07⟩ ⟨w14⟩ ⟨w32⟩ ⟨a17⟩ ⟨w20⟩ ⟨a07⟩ ⟨w14⟩ ⟨w20⟩ ⟨w32⟩ ⟨w22⟩ ⟨w08⟩ ⟨w28⟩ ⟨w22⟩ ⟨w20⟩ ⟨a23⟩ ⟨w28⟩ ⟨a01⟩ ⟨w14⟩ ⟨a01⟩ ⟨w28⟩ ⟨w20⟩ ⟨a11⟩ ⟨w20⟩ ⟨w08⟩ ⟨w28⟩ ⟨a23⟩ ⟨w10⟩ ⟨a19⟩ ⟨a25⟩ ⟨w32⟩ ⟨w22⟩ ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w20⟩ ⟨w14⟩ ⟨w32⟩ ⟨a13⟩ ⟨a19⟩ ⟨w... | ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨w32⟩ ⟨a07⟩ ⟨a17⟩ ⟨w20⟩ ⟨a37⟩ ⟨w10⟩ ⟨a23⟩ ⟨w14⟩ ⟨w10⟩ ⟨w32⟩ ⟨a07⟩ ⟨w14⟩ ⟨w32⟩ ⟨a17⟩ ⟨w20⟩ ⟨a07⟩ ⟨w14⟩ ⟨w20⟩ ⟨w32⟩ ⟨w22⟩ ⟨w08⟩ ⟨w28⟩ ⟨w22⟩ ⟨w20⟩ ⟨a23⟩ ⟨w28⟩ ⟨a01⟩ ⟨w14⟩ ⟨a01⟩ ⟨w28⟩ ⟨w20⟩ ⟨a11⟩ ⟨w20⟩ ⟨w08⟩ ⟨w28⟩ ⟨a23⟩ ⟨w10⟩ ⟨a19⟩ ⟨a25⟩ ⟨w32⟩ ⟨w22⟩ ⟨a25⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w20⟩ ⟨w14⟩ ⟨w32⟩ ⟨a13⟩ ⟨a19⟩ ⟨w... | THE INDEX OF COINCIDENCE IS A USEFUL CLUE BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF INDEX OF COINCIDENCE MEASURES LETTER FREQUENCY DISTRIBUTION THE PLAYFAIR CIPHER ENCRYPTS PAIRS OF LETTERS SIMULTANEOUSLY | babington | babington | null | {} | hard | en | 190 | 190 | synthetic_educational | null | null | [
"nomenclator_frequency",
"symbol_mapping"
] | Babington nomenclator: symbol tokens ⟨wNN⟩/⟨aNN⟩ used in the 1586 Babington Plot. |
fialka-v3-0051 | EMZTYIBVBURWXEQWVWVNRRTPJMGIPCQQGXIEPGABMALORGSPJQZQWRXYWVMNVYTNPOBQYNBH | EMZTYIBVBURWXEQWVWVNRRTPJMGIPCQQGXIEPGABMALORGSPJQZQWRXYWVMNVYTNPOBQYNBH | TWO ROADS DIVERGED IN A YELLOW WOOD AND SORRY I COULD NOT TRAVEL BOTH AND BE ONE TRAVELER | fialka | fialka | machine | {
"type": "seed",
"value": "MOSCOW"
} | expert | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
affine-v3-0093 | DL OVSK AOLZL AYBAOZ AV IL ZLSM LCPKLUA AOHA HSS TLU HYL JYLHALK LXBHS AOHA AOLF HYL LUKVDLK IF AOLPY JYLHAVY DPAO JLYAHPU BUHSPLUHISL YPNOAZ AOHA HTVUN AOLZL HYL SPML SPILYAF HUK AOL WBYZBPA VM OHWWPULZZ | DL OVSK AOLZL AYBAOZ AV IL ZLSM LCPKLUA AOHA HSS TLU HYL JYLHALK LXBHS AOHA AOLF HYL LUKVDLK IF AOLPY JYLHAVY DPAO JLYAHPU BUHSPLUHISL YPNOAZ AOHA HTVUN AOLZL HYL SPML SPILYAF HUK AOL WBYZBPA VM OHWWPULZZ | WE HOLD THESE TRUTHS TO BE SELF EVIDENT THAT ALL MEN ARE CREATED EQUAL THAT THEY ARE ENDOWED BY THEIR CREATOR WITH CERTAIN UNALIENABLE RIGHTS THAT AMONG THESE ARE LIFE LIBERTY AND THE PURSUIT OF HAPPINESS | affine | affine | substitution | {
"a": 1,
"b": 7
} | beginner | en | 169 | 204 | cipher_museum | 2.0 | public | null | null |
adfgvx-v3-0105 | ADFFAFVAFFADGGFAXADFVFFDAFGDAGGXAAGX | ADFFAFVAFFADGGFAXADFVFFDAFGDAGGXAAGX | THE ORACLE HAS SPOKEN | adfgvx | adfgvx | fractionation | {
"polybius": "LIBERTY",
"columnar": "FREEDOM"
} | advanced | en | 36 | 36 | cipher_museum | 2.0 | public | null | null |
four-square-v2-0311 | DSVIKNGBOQALGMQBQDFLDDBNCSUKINLTVUBQALAOHDDSGNFTELKUFSIRBKSUUHEURNRLIMLTQTRVFX | DSVIKNGBOQALGMQBQDFLDDBNCSUKINLTVUBQALAOHDDSGNFTELKUFSIRBKSUUHEURNRLIMLTQTRVFX | NAVAL UNITS IN POSITION OFF THE COAST AWAITING SIGNAL TO COMMENCE SHORE BOMBARDMENT AT DAWN | four_square | four_square | polygraphic | {
"key1": "TRIUMPH",
"key2": "JUSTICE"
} | advanced | en | 78 | 78 | cipher_museum | 2.0 | public | null | null |
autokey-222 | OLQTNAIIYEAMOJTWLNZSVAMRVOHLMEYFNFKEIDUHTKQMFCBVUFKWANVAVFEAUDIJ | OLQTNAIIYEAMOJTWLNZSVAMRVOHLMEYFNFKEIDUHTKQMFCBVUFKWANVAVFEAUDIJ | CRYPTOGRAPHY IS THE PRACTICE OF SECURING COMMUNICATIONS FROM ADVERSARIES | autokey | autokey | polyalphabetic | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | en | 64 | 64 | cipher_museum | 0.2 | public | null | null |
stager-route-v2-0442 | TRNANAAYNENEDRUWHNODSXIWOEISTTATNNXXGUURHINATNNIXXNDTALTHLNOEAXXLRTDTELHLHSLXXWTIEIO | TRNANAAYNENEDRUWHNODSXIWOEISTTATNNXXGUURHINATNNIXXNDTALTHLNOEAXXLRTDTELHLHSLXXWTIEIO | TRUST IN THE LORD WITH ALL THINE HEART AND LEAN NOT UNTO THINE OWN UNDERSTANDING IN ALL WAYS | stager_route | stager_route | transposition | {
"type": "integer",
"value": 12
} | expert | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
m209-v3-0295 | MVZAQXXPETBCWXNZWDZCPDLMLPRPSWEERQJQBYNPYMRLKUCRZMZMKVSYLSBTURYVINYZTINCLYDTGDSZ | MVZAQXXPETBCWXNZWDZCPDLMLPRPSWEERQJQBYNPYMRLKUCRZMZMKVSYLSBTURYVINYZTINCLYDTGDSZ | THE ENIGMA MACHINE HAD AN ASTRONOMICAL NUMBER OF POSSIBLE SETTINGS MAKING IT SEEM UNBREAKABLE | m209 | m209 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
joseon-yeokhak-v3-0342 | LSPSLAGFOALZGMLJWHJWKWFLSLAGF | LSPSLAGFOALZGMLJWHJWKWFLSLAGF | TAXATION WITHOUT REPRESENTATION | joseon_yeokhak | joseon_yeokhak | substitution | {
"type": "keyword",
"value": "DYNASTY"
} | beginner | en | 29 | 29 | cipher_museum | 2.0 | public | null | null |
kryptos-v3-0082 | INKWSBFQGXFHWSHDJJEOHASBFLMNCFZRHPJPDUIRQPQSMPCYMIMRQDUNKISKANUZGFDPKWCELKBUJBTZBNQPL | INKWSBFQGXFHWSHDJJEOHASBFLMNCFZRHPJPDUIRQPQSMPCYMIMRQDUNKISKANUZGFDPKWCELKBUJBTZBNQPL | CONGRESS SHALL MAKE NO LAW RESPECTING AN ESTABLISHMENT OF RELIGION OR PROHIBITING THE FREE EXERCISE | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "SHADOW"
} | advanced | en | 85 | 85 | cipher_museum | 2.0 | public | null | null |
gronsfeld-v2-0005 | DBWBMSZBEWBODFT | DBWBMSZBEWBODFT | CAVALRY ADVANCES | gronsfeld | gronsfeld | polyalphabetic | {
"type": "numeric",
"value": "11111"
} | intermediate | en | 15 | 15 | cipher_museum | 2.0 | public | null | null |
typex-v2-0185 | IZGLMMINCCQQNJRATIVIRWNIFETTSKFOTYZOHYUZRPRPZBMWAGZTKRMRQJQYKLVYJKMGUDQJ | IZGLMMINCCQQNJRATIVIRWNIFETTSKFOTYZOHYUZRPRPZBMWAGZTKRMRQJQYKLVYJKMGUDQJ | WE SHALL FIGHT ON THE BEACHES AND WE SHALL FIGHT ON THE LANDING GROUNDS AND IN THE FIELDS | typex | typex | machine | {
"type": "keyword",
"value": "BRITAIN"
} | expert | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
atbash-v2-0111 | 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 | 2.0 | public | null | null |
zimmermann-v2-0025 | 99999 90019 90017 90020 90018 90019 99998 00019 99999 90021 90004 90017 90008 90005 90024 99998 | 99999 90019 90017 90020 90018 90019 99998 00019 99999 90021 90004 90017 90008 90005 90024 99998 | TRUST BUT VERIFY | zimmermann | zimmermann | codebook | {
"type": "none",
"value": null
} | expert | en | 80 | 95 | cipher_museum | 2.0 | public | null | null |
sigaba-v2-0014 | SAFVUXKIDPWRPJ | SAFVUXKIDPWRPJ | PRESS THE ATTACK | sigaba | sigaba | machine | {
"type": "seed",
"value": "ECMMARK"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
solitaire-v3-0259 | OJOKTFTWQRJUMVMVONHZUQOMFQIEASFGRUVEVYOSASJZBWFNHXHCMPTHCFXQTNCFHFYBLSCS | OJOKTFTWQRJUMVMVONHZUQOMFQIEASFGRUVEVYOSASJZBWFNHXHCMPTHCFXQTNCFHFYBLSCS | TWO ROADS DIVERGED IN A YELLOW WOOD AND SORRY I COULD NOT TRAVEL BOTH AND BE ONE TRAVELER | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "PONTIFEX"
} | expert | en | 72 | 72 | cipher_museum | 2.0 | public | null | null |
vigenere-v3-0775 | TBJWRMPFBIYEBTPZTECEWLKLRFPJPLHIUMFLBBWZGEWMNEEBLAWTWVLQTWOSWTDZZUYEXKFAUFVBLHIOXFYYHQGI | TBJWRMPFBIYEBTPZTECEWLKLRFPJPLHIUMFLBBWZGEWMNEEBLAWTWVLQTWOSWTDZZUYEXKFAUFVBLHIOXFYYHQGI | IT IS A TRUTH UNIVERSALLY ACKNOWLEDGED THAT A SINGLE MAN IN POSSESSION OF A FORTUNE MUST BE IN WANT OF A WIFE | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 88 | 88 | cipher_museum | 2.0 | public | null | null |
polybius-v3-0090 | 45 31 44 42 11 24 33 44 15 31 31 24 22 15 33 13 15 21 42 34 32 12 31 15 44 13 23 31 15 54 35 11 42 25 22 11 51 15 44 23 15 11 31 31 24 15 43 11 33 15 33 34 42 32 34 45 43 11 14 51 11 33 44 11 22 15 24 33 52 34 42 31 14 52 11 42 44 52 34 12 54 42 15 51 15 11 31 24 33 22 22 15 42 32 11 33 24 33 44 15 33 44 24 34 33 43 12... | 45 31 44 42 11 24 33 44 15 31 31 24 22 15 33 13 15 21 42 34 32 12 31 15 44 13 23 31 15 54 35 11 42 25 22 11 51 15 44 23 15 11 31 31 24 15 43 11 33 15 33 34 42 32 34 45 43 11 14 51 11 33 44 11 22 15 24 33 52 34 42 31 14 52 11 42 44 52 34 12 54 42 15 51 15 11 31 24 33 22 22 15 42 32 11 33 24 33 44 15 33 44 24 34 33 43 12... | 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 | polybius | polybius | substitution | {
"type": "none",
"value": null
} | beginner | en | 330 | 494 | cipher_museum | 2.0 | public | null | null |
rail-fence-fr-016 | IETIEEARPUAXNATAEDSATMSLSASDFIEERUEFNSVCEFNOE | IETIEEARPUAXNATAEDSATMSLSASDFIEERUEFNSVCEFNOE | IL EST AISE DE FAIRE PEUR AUX ENFANTS AVEC DES FANTOMES | rail_fence | rail_fence | transposition | {
"type": "shift",
"value": 2
} | intermediate | fr | 45 | 45 | cipher_museum | 0.2 | public | null | null |
typex-v3-0170 | BZWGYGIHDVYLCJHHBUUMEVRNMNVVXEFMBDVWHMMTPQMQHDSZQNPCPGSQWHCAPLXUMTBCDGFXLT | BZWGYGIHDVYLCJHHBUUMEVRNMNVVXEFMBDVWHMMTPQMQHDSZQNPCPGSQWHCAPLXUMTBCDGFXLT | GENERAL SHERMAN MARCHED TO THE SEA THROUGH GEORGIA CUTTING A SIXTY MILE WIDE PATH OF RUIN | typex | typex | machine | {
"type": "keyword",
"value": "BRITAIN"
} | expert | en | 74 | 74 | cipher_museum | 2.0 | public | null | null |
sigaba-195 | XVBPSVNHFIFAWZE | XVBPSVNHFIFAWZE | OPERATION BEGINS | sigaba | sigaba | machine | {
"type": "seed",
"value": "MUSEUM"
} | expert | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
fialka-v2-0235 | BBKTGAUNMOKICHLVUNYFTDCJUDCGRENALGCYZDMKHKEBFEVDYLKFPZISFWJITLQQVVMPGIOOCLYHHUGMNPBZKEMUIJVQNOCCNMNNIQOIWDNTYXMLJJZFRCZJWQLZYNVXMOMOQJFVKTYOUFUCJWYNBZSUMEFXGVESNDYS | BBKTGAUNMOKICHLVUNYFTDCJUDCGRENALGCYZDMKHKEBFEVDYLKFPZISFWJITLQQVVMPGIOOCLYHHUGMNPBZKEMUIJVQNOCCNMNNIQOIWDNTYXMLJJZFRCZJWQLZYNVXMOMOQJFVKTYOUFUCJWYNBZSUMEFXGVESNDYS | 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 | fialka | fialka | machine | {
"type": "seed",
"value": "KREMLIN"
} | expert | en | 164 | 164 | cipher_museum | 2.0 | public | null | null |
cda-0017014 | ... ..... .... ..... . .. ... . .. .... . ... .. .... ... ... .. . .... .. . . .... ... .... .... .... .. .... ..... . ... .... .... .... ..... .... .. . ..... . .... . ..... .... ... . ..... .... .. ..... . . ..... .... ... . ... . . .... .. . ..... .. . .... ..... ... . . .... . ..... | ... ..... .... ..... . .. ... . .. .... . ... .. .... ... ... .. . .... .. . . .... ... .... .... .... .. .... ..... . ... .... .... .... ..... .... .. . ..... . .... . ..... .... ... . ..... .... .. ..... . . ..... .... ... . ... . . .... .. . ..... .. . .... ..... ... . . .... . ..... | PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN | tap_code | tap_code | null | {} | medium | en | 41 | 41 | 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. |
one-time-pad-v2-0164 | JDICHPXQGBYKKJVONBOHPJVMYZEPARGRBMAPKWWMSLUSPCLYIJASHAIEIYMBIGEKEDYARVWVXVZSF | JDICHPXQGBYKKJVONBOHPJVMYZEPARGRBMAPKWWMSLUSPCLYIJASHAIEIYMBIGEKEDYARVWVXVZSF | THE LORD IS MY SHEPHERD I SHALL NOT WANT HE MAKETH ME LIE DOWN IN GREEN PASTURES BY STILL WATERS | one_time_pad | one_time_pad | stream | {
"type": "pad",
"value": "QWERTY (repeating)"
} | expert | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
enigma-v3-0767 | YIMUIGHJZKDANXQMQNWFC | YIMUIGHJZKDANXQMQNWFC | THE EXPERIMENT CONFIRMS | enigma | enigma | machine | {
"type": "rotor_start",
"value": "VWX"
} | expert | en | 21 | 21 | cipher_museum | 2.0 | public | null | null |
cda-0009917 | GUSIV URASE RQVCV REHFN FOESC NOGVA TXSLJ BEROG POFUS ANBQN FPLER ISEFW ATGUR OYCVO PSGNA GEBCL ZROFH ESFHA PNEGO WAGLV AOQVF GEWNH GVBA | GUSIV URASE RQVCV REHFN FOESC NOGVA TXSLJ BEROG POFUS ANBQN FPLER ISEFW ATGUR OYCVO PSGNA GEBCL ZROFH ESFHA PNEGO WAGLV AOQVF GEWNH GVBA | THE VIGENERE CIPHER USES A REPEATING KEYWORD ATBASH ENCODES BY REVERSING THE ALPHABET ENTROPY MEASURES UNCERTAINTY IN A DISTRIBUTION | porta | porta | null | {
"key": "CIPHER"
} | hard | en | 114 | 114 | synthetic_educational | null | null | [] | |
cda-0016942 | -- --- -.. . .-. -. / . -. -.-. .-. -.-- .--. - .. --- -. / .. ... / -. --- - / -... .-. --- -.- . -. / -... -.-- / .-.. . - - . .-. / ..-. .-. . --.- ..- . -. -.-. -.-- / ... ..- -... ... - .. - ..- - .. --- -. / -.-. .. .--. .... . .-. ... / -- .- .--. / . .- -.-. .... / .-.. . - - . .-. / - --- / .- / -.. .. ..-. ..... | -- --- -.. . .-. -. / . -. -.-. .-. -.-- .--. - .. --- -. / .. ... / -. --- - / -... .-. --- -.- . -. / -... -.-- / .-.. . - - . .-. / ..-. .-. . --.- ..- . -. -.-. -.-- / ... ..- -... ... - .. - ..- - .. --- -. / -.-. .. .--. .... . .-. ... / -- .- .--. / . .- -.-. .... / .-.. . - - . .-. / - --- / .- / -.. .. ..-. ..... | MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER DOUBLE TRANSPOSITION APPLIES COLUMNAR ENCRYPTION TWICE BEAUFORT IS THE RECIPROCAL OF VIGENERE AND DECRYPTS ITSELF | morse_code | morse_code | null | {} | hard | en | 193 | 193 | synthetic_educational | null | null | [
"symbol_decode",
"frequency_analysis"
] | Morse code: dots and dashes; word-separated by / symbol. |
diana-v2-0418 | YUKLKBFLRUQGQGGAKSPFEUQX | YUKLKBFLRUQGQGGAKSPFEUQX | NORTH STAR HOLDS FIRM COURSE | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
atbash-v3-0104 | GSV EVMLMZ KILQVXG DSRXS IZM UILN MRMVGVVM ULIGB GSIVV GL MRMVGVVM VRTSGB WVXIBKGVW GSLFHZMWH LU HLERVG RMGVOORTVMXV NVHHZTVH IVEVZORMT GSV RWVMGRGRVH LU MFNVILFH ZTVMGH DSL SZW KVMVGIZGVW GSV FH TLEVIMNVMG | GSV EVMLMZ KILQVXG DSRXS IZM UILN MRMVGVVM ULIGB GSIVV GL MRMVGVVM VRTSGB WVXIBKGVW GSLFHZMWH LU HLERVG RMGVOORTVMXV NVHHZTVH IVEVZORMT GSV RWVMGRGRVH LU MFNVILFH ZTVMGH DSL SZW KVMVGIZGVW GSV FH TLEVIMNVMG | THE VENONA PROJECT WHICH RAN FROM NINETEEN FORTY THREE TO NINETEEN EIGHTY DECRYPTED THOUSANDS OF SOVIET INTELLIGENCE MESSAGES REVEALING THE IDENTITIES OF NUMEROUS AGENTS WHO HAD PENETRATED THE US GOVERNMENT | atbash | atbash | substitution | {
"type": "none",
"value": null
} | beginner | en | 177 | 206 | cipher_museum | 2.0 | public | null | null |
affine-v3-0785 | RY WPVWPWRK CPD LMKYPD RNM VZYPRWMZ YV NAGCP OPYSXMDEM UCXXI RY MCUN EMPMZCRWYP CPMS | RY WPVWPWRK CPD LMKYPD RNM VZYPRWMZ YV NAGCP OPYSXMDEM UCXXI RY MCUN EMPMZCRWYP CPMS | TO INFINITY AND BEYOND THE FRONTIER OF HUMAN KNOWLEDGE CALLS TO EACH GENERATION ANEW | affine | affine | substitution | {
"a": 9,
"b": 2
} | beginner | en | 71 | 84 | cipher_museum | 2.0 | public | null | null |
two-square-v2-0132 | ABORTAQFVKTHYOYX | ABORTAQFVKTHYOYX | ABORT AND WITHDRAW | two_square | two_square | polygraphic | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
running-key-v2-0054 | LZXZETSMCXMOYK | LZXZETSMCXMOYK | PRESS THE ATTACK | running_key | running_key | polyalphabetic | {
"type": "text",
"value": "Lincoln Second Inaugural"
} | intermediate | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
solitaire-v2-0291 | OBRIJIEEJJMQGAPSTDZCHFFC | OBRIJIEEJJMQGAPSTDZCHFFC | TORPEDO AWAY ALL HANDS BRACE | solitaire | solitaire | stream | {
"type": "passphrase",
"value": "PONTIFEX"
} | expert | en | 24 | 24 | cipher_museum | 2.0 | public | null | null |
nomenclator-v2-0184 | 14 05 22 05 18 64 60 06 09 05 12 04 62 08 21 13 01 14 03 15 14 06 12 09 03 20 23 01 19 19 15 13 21 03 08 15 23 05 04 02 25 19 15 13 01 14 25 63 19 15 06 05 23 02 18 01 22 05 19 15 21 12 19 | 14 05 22 05 18 64 60 06 09 05 12 04 62 08 21 13 01 14 03 15 14 06 12 09 03 20 23 01 19 19 15 13 21 03 08 15 23 05 04 02 25 19 15 13 01 14 25 63 19 15 06 05 23 02 18 01 22 05 19 15 21 12 19 | NEVER IN THE FIELD OF HUMAN CONFLICT WAS SO MUCH OWED BY SO MANY TO SO FEW BRAVE SOULS | nomenclator | nomenclator | nomenclator | {
"type": "seed",
"value": "PALACE"
} | expert | en | 126 | 188 | cipher_museum | 2.0 | public | null | null |
cda-0006113 | GURO VSVQ PVCU REPB ZOVA RFNC BYLO VHFF DHNE RJVG UGEN AFCB FVGV BAPN RFNE FUVS GRQG URNY CUNO RGOL GUER RCBF VGVB AFSN VYPY BFRQ VFNC BFGH ERAB GNFY BTNA | GURO VSVQ PVCU REPB ZOVA RFNC BYLO VHFF DHNE RJVG UGEN AFCB FVGV BAPN RFNE FUVS GRQG URNY CUNO RGOL GUER RCBF VGVB AFSN VYPY BFRQ VFNC BFGH ERAB GNFY BTNA | THE BIFID CIPHER COMBINES A POLYBIUS SQUARE WITH TRANSPOSITION CAESAR SHIFTED THE ALPHABET BY THREE POSITIONS FAIL CLOSED IS A POSTURE NOT A SLOGAN | rot13 | rot13 | null | {
"shift": 13
} | hard | en | 124 | 124 | synthetic_educational | null | null | [
"brute_force_26",
"self_inverse_check"
] | ROT-13 is Caesar with shift 13 — it is its own inverse. |
beaufort-v3-0390 | OTNYKUOEJDMOJGTEZBIQEOIYNKXPAAEVKMECMAPOBJTNVTVNDNHFXKBJUUMBMQYTVRZKMESGQQGS | OTNYKUOEJDMOJGTEZBIQEOIYNKXPAAEVKMECMAPOBJTNVTVNDNHFXKBJUUMBMQYTVRZKMESGQQGS | THE DEAD DROP ALLOWS AGENTS TO EXCHANGE INFORMATION WITHOUT MEETING FACE TO FACE IN PUBLIC | beaufort | beaufort | polyalphabetic | {
"type": "keyword",
"value": "HARBOUR"
} | intermediate | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
cda-0020132 | CHEDY DALOR OROTA IINOT EDYDA INYOK EEDYS HAIIN QOKEE DYLKA IINDA INYQO KEEDY RCHEO LOKAL SHALO KALOK EEDYO XEDOK AINOT AIINO KEEDY SHARA LOKEE DYYKC HEOLS HOROT EDYDA RALDA LYTAI IN | CHEDY DALOR OROTA IINOT EDYDA INYOK EEDYS HAIIN QOKEE DYLKA IINDA INYQO KEEDY RCHEO LOKAL SHALO KALOK EEDYO XEDOK AINOT AIINO KEEDY SHARA LOKEE DYYKC HEOLS HOROT EDYDA RALDA LYTAI IN | THE DETECTIVE STUDIES PATTERNS BEFORE MAKING CLAIMS MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY | voynich_render | voynich_render | null | {} | hard | en | 152 | 152 | synthetic_educational | null | null | [
"statistical_analysis",
"unsolved"
] | Voynich manuscript: undeciphered 15th-century script; pseudo-syllabic output. |
cda-0010034 | SLRS NOGH EINE FAAS PCTT IEUE TTDY TMRS LTHO RFLS FNTD RALL OYYS SEPC DSEE SIGA PCTT USDC AYFA ISNM CSSR OTRR KIAU THTH ARIM SREE ESIT NNAS WRCE EIRL HEEL YYBE IUNS NUFC IRLO AMTB WEHR CHCR EMED ILCK EWVE OUEK CEAS TEM | SLRS NOGH EINE FAAS PCTT IEUE TTDY TMRS LTHO RFLS FNTD RALL OYYS SEPC DSEE SIGA PCTT USDC AYFA ISNM CSSR OTRR KIAU THTH ARIM SREE ESIT NNAS WRCE EIRL HEEL YYBE IUNS NUFC IRLO AMTB WEHR CHCR EMED ILCK EWVE OUEK CEAS TEM | CLASSICAL CIPHERS TEACH WHY MODERN SECURITY MATTERS PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN BRUTE FORCE WORKS ONLY WHEN THE KEY SPACE IS SMALL FRIEDMAN ESTIMATED KEY LENGTH FROM STATISTICS HONESTLY | double_transposition | double_transposition | null | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | hard | en | 175 | 175 | synthetic_educational | null | null | [] | |
kl7-v2-0127 | CNRRHMBCPGXS | CNRRHMBCPGXS | THE DIE IS CAST | kl7 | kl7 | machine | {
"type": "seed",
"value": "LIBERTY"
} | expert | en | 12 | 12 | cipher_museum | 2.0 | public | null | null |
kryptos-196 | IKVXFFXBINFDQAHAIA | IKVXFFXBINFDQAHAIA | SEND REINFORCEMENTS | kryptos | kryptos | polyalphabetic | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 18 | 18 | cipher_museum | 0.2 | public | null | null |
diana-v3-0339 | SBXCDHJLQJPDLLSQINXP | SBXCDHJLQJPDLLSQINXP | THE COMPASS POINTS TRUE | diana | diana | polyalphabetic | {
"type": "keyword",
"value": "LIBERTY"
} | intermediate | en | 20 | 20 | cipher_museum | 2.0 | public | null | null |
cda-0016000 | ⟨w08⟩ ⟨a07⟩ ⟨w08⟩ ⟨a23⟩ ⟨a23⟩ ⟨w32⟩ ⟨a07⟩ ⟨w20⟩ ⟨w14⟩ ⟨w32⟩ ⟨a13⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w08⟩ ⟨a13⟩ ⟨a13⟩ ⟨a01⟩ ⟨w32⟩ ⟨w20⟩ ⟨w22⟩ ⟨w08⟩ ⟨a01⟩ ⟨w32⟩ ⟨a07⟩ ⟨w20⟩ ⟨w08⟩ ⟨a19⟩ ⟨a23⟩ ⟨w28⟩ ⟨a07⟩ ⟨w14⟩ ⟨a25⟩ ⟨w32⟩ ⟨w10⟩ ⟨a07⟩ ⟨a25⟩ ⟨w10⟩ ⟨w20⟩ ⟨w08⟩ ⟨w14⟩ ⟨a29⟩ ⟨a01⟩ ⟨w20⟩ ⟨a25⟩ ⟨a25⟩ ⟨w20⟩ ⟨a19⟩ ⟨w14⟩ ⟨w08⟩ ⟨a19⟩ ⟨w20⟩ ⟨a23⟩ ⟨w... | ⟨w08⟩ ⟨a07⟩ ⟨w08⟩ ⟨a23⟩ ⟨a23⟩ ⟨w32⟩ ⟨a07⟩ ⟨w20⟩ ⟨w14⟩ ⟨w32⟩ ⟨a13⟩ ⟨a29⟩ ⟨w20⟩ ⟨a19⟩ ⟨w08⟩ ⟨a13⟩ ⟨a13⟩ ⟨a01⟩ ⟨w32⟩ ⟨w20⟩ ⟨w22⟩ ⟨w08⟩ ⟨a01⟩ ⟨w32⟩ ⟨a07⟩ ⟨w20⟩ ⟨w08⟩ ⟨a19⟩ ⟨a23⟩ ⟨w28⟩ ⟨a07⟩ ⟨w14⟩ ⟨a25⟩ ⟨w32⟩ ⟨w10⟩ ⟨a07⟩ ⟨a25⟩ ⟨w10⟩ ⟨w20⟩ ⟨w08⟩ ⟨w14⟩ ⟨a29⟩ ⟨a01⟩ ⟨w20⟩ ⟨a25⟩ ⟨a25⟩ ⟨w20⟩ ⟨a19⟩ ⟨w14⟩ ⟨w08⟩ ⟨a19⟩ ⟨w20⟩ ⟨a23⟩ ⟨w... | AN AFFINE CIPHER APPLIES A LINEAR FUNCTION TO EACH LETTER CAREFULLY | babington | babington | null | {} | medium | en | 57 | 57 | synthetic_educational | null | null | [
"nomenclator_frequency",
"symbol_mapping"
] | Babington nomenclator: symbol tokens ⟨wNN⟩/⟨aNN⟩ used in the 1586 Babington Plot. |
confederate-vigenere-v2-0399 | CGCJXDYDPDY | CGCJXDYDPDY | KNOW THYSELF | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "STONEWALL"
} | intermediate | en | 11 | 11 | cipher_museum | 2.0 | public | null | null |
vernam-043 | BXGWPDIOJVYANPQGKSQEQXEXTUSJQKCLVDCLXZFDSURFAJUPKWYHQDLEG | BXGWPDIOJVYANPQGKSQEQXEXTUSJQKCLVDCLXZFDSURFAJUPKWYHQDLEG | ELEMENTARY MY DEAR WATSON THE GAME IS AFOOT AND THE CRIMINAL IS CLOSE | vernam | vernam | stream | {
"type": "pad",
"value": "XMCKLQPOS (repeating)"
} | expert | en | 57 | 57 | cipher_museum | 0.2 | public | null | null |
m209-148 | ZHEAIDLYJVZCCKY | ZHEAIDLYJVZCCKY | EVACUATE THE BASE | m209 | m209 | machine | {
"type": "seed",
"value": "SECRET"
} | expert | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
vic-v2-0143 | 344869585918886859380488808895 | 344869585918886859380488808895 | KEEP YOUR POWDER DRY | vic | vic | substitution | {
"type": "keyword",
"value": "NICKEL"
} | advanced | en | 30 | 30 | cipher_museum | 2.0 | public | null | null |
kl7-132 | VUCADXYYNKSTRURC | VUCADXYYNKSTRURC | CIPHER KEY CHANGED | kl7 | kl7 | machine | {
"type": "seed",
"value": "SECRET"
} | expert | en | 16 | 16 | cipher_museum | 0.2 | public | null | null |
affine-vf-0017 | ZRC SLASGQIGCP OWVXU ZRC UFPWVM | ZRC SLASGQIGCP OWVXU ZRC UFPWVM | THE CLOCKMAKER WINDS THE SPRING | affine | affine | substitution | {
"a": 5,
"b": 8
} | beginner | en | 27 | 31 | cipher_museum | 2.0 | public | null | null |
typex-v3-0347 | ESVKFLWDPVNYH | ESVKFLWDPVNYH | THE APPLE FALLS | typex | typex | machine | {
"type": "keyword",
"value": "WINSTON"
} | expert | en | 13 | 13 | cipher_museum | 2.0 | public | null | null |
cardano-autokey-085 | UATPRPGMAYUZOHR | UATPRPGMAYUZOHR | SILENCE IS GOLDEN | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "CIPHER"
} | advanced | en | 15 | 15 | cipher_museum | 0.2 | public | null | null |
cardano-autokey-v3-0299 | QDVFYXBKHPHJKTGFCTXSLWZKKBRTPRKRRHDGFJZOXBKHPHJKAEBAVINKVZZELTVTZALOXBKHPHJKMBLWPQ | QDVFYXBKHPHJKTGFCTXSLWZKKBRTPRKRRHDGFJZOXBKHPHJKAEBAVINKVZZELTVTZALOXBKHPHJKMBLWPQ | ZERO KNOWLEDGE PROOFS ALLOW ONE PARTY TO PROVE KNOWLEDGE WITHOUT REVEALING THE KNOWLEDGE ITSELF | cardano_autokey | cardano_autokey | polyalphabetic | {
"type": "keyword",
"value": "ROME"
} | advanced | en | 82 | 82 | cipher_museum | 2.0 | public | null | null |
confederate-vigenere-v2-0227 | UMWAEQUORVFBNSEDCTGZUBQHIEGSFKRQEMUZFSGVQCUJTIGCLVFADIGCVJTKQFYLTPBBEOZPVVJSF | UMWAEQUORVFBNSEDCTGZUBQHIEGSFKRQEMUZFSGVQCUJTIGCLVFADIGCVJTKQFYLTPBBEOZPVVJSF | DEUTSCHLAND UBER ALLES IN DER WELT WENN ES STETS ZU SCHUTZ UND TRUTZE BRÜDERLICH ZUSAMMENHÄLT | confederate_vigenere | confederate_vigenere | polyalphabetic | {
"type": "keyword",
"value": "RICHMOND"
} | intermediate | en | 77 | 77 | cipher_museum | 2.0 | public | null | null |
caesar-317 | QIIX EX XLI SPH SEO | QIIX EX XLI SPH SEO | MEET AT THE OLD OAK | caesar | caesar | substitution | {
"type": "shift",
"value": 4
} | beginner | en | 15 | 19 | cipher_museum | 0.2 | public | null | null |
fractionated-morse-v3-0320 | NFUFUIMNVAVIDUAE | NFUFUIMNVAVIDUAE | THE SENATE DECREES | fractionated_morse | fractionated_morse | fractionation | {
"type": "keyword",
"value": "FREEDOM"
} | advanced | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
cda-0012877 | 22 34 34 14 15 14 45 13 11 44 24 34 33 11 31 44 34 34 31 43 15 53 35 31 11 24 33 44 23 15 24 42 31 24 32 24 44 43 | 22 34 34 14 15 14 45 13 11 44 24 34 33 11 31 44 34 34 31 43 15 53 35 31 11 24 33 44 23 15 24 42 31 24 32 24 44 43 | GOOD EDUCATIONAL TOOLS EXPLAIN THEIR LIMITS | polybius | polybius | null | {} | medium | en | 38 | 38 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
venona-pad-reuse-v2-0022 | MI6IBAPNICMJ7UPR | MI6IBAPNICMJ7UPR | DIVIDE AND CONQUER | venona_pad_reuse | venona_pad_reuse | stream | {
"type": "keyword",
"value": "PALACE"
} | expert | en | 16 | 16 | cipher_museum | 2.0 | public | null | null |
cda-0003506 | ATVU SSMJ TJSX ZRSS IJLK IICB THDF PFIU USGJ VATN PTJZ UVCK DBPR UTGP YQZP XUOL XCVP RVLL BDBQ QBOM WPRF XAZJ XDBB GXJZ GGLZ WAQB OMWP RXOU SNIZ DQSG | ATVU SSMJ TJSX ZRSS IJLK IICB THDF PFIU USGJ VATN PTJZ UVCK DBPR UTGP YQZP XUOL XCVP RVLL BDBQ QBOM WPRF XAZJ XDBB GXJZ GGLZ WAQB OMWP RXOU SNIZ DQSG | A STRONG CLAIM NEEDS STRONG EVIDENCE POLYALPHABETIC CIPHERS USE MULTIPLE ALPHABET SHIFTS COLUMNAR TRANSPOSITION READS COLUMNS IN KEY ORDER | trithemius | trithemius | null | {} | hard | en | 120 | 120 | synthetic_educational | null | null | [
"progressive_shift_detection",
"frequency_analysis"
] | Trithemius: progressive Caesar (shift = letter position); no key needed. |
affine-la-036 | U LTOHMNOS OPOE | U LTOHMNOS OPOE | E PLURIBUS UNUM | affine | affine | substitution | {
"type": "keyword",
"value": "11,2"
} | beginner | la | 13 | 15 | cipher_museum | 0.2 | public | null | null |
voynich-render-010 | gcd noypohd kx edfkvdqde | gcd noypohd kx edfkvdqde | THE PACKAGE IS DELIVERED | voynich_render | voynich_render | substitution | {
"type": "none",
"value": null
} | expert | en | 21 | 24 | cipher_museum | 0.2 | public | null | null |
vigenere-de-019 | RLWMBQUNYPYUOBZICFNLMHYDXCULEQUN | RLWMBQUNYPYUOBZICFNLMHYDXCULEQUN | FREIHEIT GLEICHHEIT BRUDERLICHKEIT | vigenere | vigenere | polyalphabetic | {
"type": "keyword",
"value": "MUSEUM"
} | intermediate | de | 32 | 32 | cipher_museum | 0.2 | public | null | null |
cda-0013846 | .... ... .... ..... . .. .... ... .... .... .. .... .... .... .... ..... .... .... .. .... ... .... ... ... . ... .. .... ... ..... .. ... . ..... .... .. .... ... ... .. . . ... ..... . ..... . . . ... .. ... ... . . ..... .... .... .... .... . ..... .... .. .... .... ... .... . . . ... | .... ... .... ..... . .. .... ... .... .... .. .... .... .... .... ..... .... .... .. .... ... .... ... ... . ... .. .... ... ..... .. ... . ..... .... .. .... ... ... .. . . ... ..... . ..... . . . ... .. ... ... . . ..... .... .... .... .... . ..... .... .. .... .... ... .... . . . ... | SUBSTITUTION CIPHERS MAP EACH LETTER TO A DIFFERENT LETTER | tap_code | tap_code | null | {} | medium | en | 50 | 50 | 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. |
cda-0018416 | 44 42 11 33 43 35 34 43 24 44 24 34 33 13 24 35 23 15 42 43 42 15 11 42 42 11 33 22 15 31 15 44 44 15 42 43 52 24 44 23 34 45 44 43 45 12 43 44 24 44 45 44 24 34 33 11 44 12 11 43 23 15 33 13 34 14 15 43 12 54 42 15 51 15 42 43 24 33 22 44 23 15 11 31 35 23 11 12 15 44 | 44 42 11 33 43 35 34 43 24 44 24 34 33 13 24 35 23 15 42 43 42 15 11 42 42 11 33 22 15 31 15 44 44 15 42 43 52 24 44 23 34 45 44 43 45 12 43 44 24 44 45 44 24 34 33 11 44 12 11 43 23 15 33 13 34 14 15 43 12 54 42 15 51 15 42 43 24 33 22 44 23 15 11 31 35 23 11 12 15 44 | TRANSPOSITION CIPHERS REARRANGE LETTERS WITHOUT SUBSTITUTION ATBASH ENCODES BY REVERSING THE ALPHABET | polybius | polybius | null | {} | hard | en | 90 | 90 | synthetic_educational | null | null | [
"pair_decode",
"frequency_analysis"
] | Polybius square: 5×5 grid maps letters to two-digit row-column pairs. |
stager-route-v2-0447 | ONHDYALOIOWIINCGLEVNRETEAEHEUTIKRVXXOMAPDPORONALXXUNDNENAADWYMXXEAEERMIYRAQOXXFUREWD | ONHDYALOIOWIINCGLEVNRETEAEHEUTIKRVXXOMAPDPORONALXXUNDNENAADWYMXXEAEERMIYRAQOXXFUREWD | ONCE UPON A MIDNIGHT DREARY WHILE I PONDERED WEAK AND WEARY OVER MANY A QUAINT VOLUME OF LORE | stager_route | stager_route | transposition | {
"type": "integer",
"value": 12
} | expert | en | 84 | 84 | cipher_museum | 2.0 | public | null | null |
purple-v2-0162 | LWMTCDMWXMOXWQ | LWMTCDMWXMOXWQ | LIBERTY OR DEATH | purple | purple | machine | {
"type": "seed",
"value": "YAMAMOTO"
} | expert | en | 14 | 14 | cipher_museum | 2.0 | public | null | null |
cda-0017769 | .... .. .-.. .-.. / -.-. .. .--. .... . .-. / ..- ... . ... / .-.. .. -. . .- .-. / .- .-.. --. . -... .-. .- / - --- / . -. -.-. .-. -.-- .--. - / -... .-.. --- -.-. -.- ... / --- ..-. / .-.. . - - . .-. ... / -- --- -.. . .-. -. / . -. -.-. .-. -.-- .--. - .. --- -. / .. ... / -. --- - / -... .-. --- -.- . -. / -... ... | .... .. .-.. .-.. / -.-. .. .--. .... . .-. / ..- ... . ... / .-.. .. -. . .- .-. / .- .-.. --. . -... .-. .- / - --- / . -. -.-. .-. -.-- .--. - / -... .-.. --- -.-. -.- ... / --- ..-. / .-.. . - - . .-. ... / -- --- -.. . .-. -. / . -. -.-. .-. -.-- .--. - .. --- -. / .. ... / -. --- - / -... .-. --- -.- . -. / -... ... | HILL CIPHER USES LINEAR ALGEBRA TO ENCRYPT BLOCKS OF LETTERS MODERN ENCRYPTION IS NOT BROKEN BY LETTER FREQUENCY A MODEL CAN CLASSIFY PATTERNS BUT IT CAN ALSO BE WRONG | morse_code | morse_code | null | {} | hard | en | 139 | 139 | synthetic_educational | null | null | [
"symbol_decode",
"frequency_analysis"
] | Morse code: dots and dashes; word-separated by / symbol. |
double-transposition-v2-0194 | YSAROANROPEEKEREHSRRSSTNBRALHAADTEDFGNUMGECLDIESAHHEETETEEBSOUEEAEPSLEAMLHSD | YSAROANROPEEKEREHSRRSSTNBRALHAADTEDFGNUMGECLDIESAHHEETETEEBSOUEEAEPSLEAMLHSD | BLESSED ARE THE PURE IN HEART FOR THEY SHALL SEE GOD AND BLESSED ARE THE PEACEMAKERS AMONG US | double_transposition | double_transposition | transposition | {
"key1": "LIBERTY",
"key2": "FREEDOM"
} | advanced | en | 76 | 76 | cipher_museum | 2.0 | public | null | null |
cda-0006106 | SAWQNQRG WZEQYM GDQEZB XG LUSLUH KLHAH SCHQLQXG TKWN ITKSAV CM Y VQGRKHG RKR E GZQSKR JWTAJWES ALIQVGB NGLFGNG KM JKWHS QT XKMJAHS ZHWS KXA FW ZQPA YZEL RKHCRS JNKAA UXWSYE CCLR INQJM YXB FDA XWSXG SYIXQXA | SAWQNQRG WZEQYM GDQEZB XG LUSLUH KLHAH SCHQLQXG TKWN ITKSAV CM Y VQGRKHG RKR E GZQSKR JWTAJWES ALIQVGB NGLFGNG KM JKWHS QT XKMJAHS ZHWS KXA FW ZQPA YZEL RKHCRS JNKAA UXWSYE CCLR INQJM YXB FDA XWSXG SYIXQXA | SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY FAIL CLOSED IS A POSTURE NOT A SLOGAN POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE ALAN TURING BROKE ENIGMA WITH CRIBS AND THE BOMBE MACHINE | beaufort | beaufort | null | {
"key": "KEY"
} | hard | en | 170 | 170 | synthetic_educational | null | null | [
"kasiski_examination",
"friedman_test",
"index_of_coincidence"
] | Beaufort: E(x)=k-x mod 26 — reciprocal cipher (decryption identical to encryption). |
monoalphabetic-vi-0029 | QEFMDPE DL TBE JMQH CJWCYS CLH CACDL D SCY QEFMDPE JET YMUQ AELTJELESS IE EVDHELT TM CJJ NEMNJE | QEFMDPE DL TBE JMQH CJWCYS CLH CACDL D SCY QEFMDPE JET YMUQ AELTJELESS IE EVDHELT TM CJJ NEMNJE | REJOICE IN THE LORD ALWAYS AND AGAIN I SAY REJOICE LET YOUR GENTLENESS BE EVIDENT TO ALL PEOPLE | monoalphabetic | monoalphabetic | substitution | {
"type": "keyword",
"value": "CIPHER"
} | beginner | en | 78 | 95 | cipher_museum | 2.0 | public | null | null |
cda-0020760 | 65 69 57 43 20 50 59 61 82 29 52 69 11 82 11 57 82 66 66 82 80 61 68 61 65 68 50 80 61 69 76 29 59 77 20 82 80 61 76 80 69 77 69 29 82 66 69 76 50 95 82 11 50 25 80 68 65 36 68 29 11 66 80 50 25 80 68 65 36 76 80 82 72 59 82 29 52 50 82 61 82 73 65 69 61 82 61 50 77 65 57 82 52 50 65 36 82 80 61 61 82 52 59 80 50 66 43... | 65 69 57 43 20 50 59 61 82 29 52 69 11 82 11 57 82 66 66 82 80 61 68 61 65 68 50 80 61 69 76 29 59 77 20 82 80 61 76 80 69 77 69 29 82 66 69 76 50 95 82 11 50 25 80 68 65 36 68 29 11 66 80 50 25 80 68 65 36 76 80 82 72 59 82 29 52 50 82 61 82 73 65 69 61 82 61 50 77 65 57 82 52 50 65 36 82 80 61 61 82 52 59 80 50 66 43... | POLYBIUS ENCODED LETTERS AS PAIRS OF NUMBERS FROM ONE TO FIVE DIGRAPH AND TRIGRAPH FREQUENCIES EXPOSE SIMPLE CIPHERS SECURITY CLAIMS SHOULD BE TESTED UNDER SCRUTINY ERROR CORRECTION AND DETECTION ARE FUNDAMENTAL TO SECURE SYSTEMS | wallis_cipher | wallis_cipher | null | {} | hard | en | 196 | 196 | synthetic_educational | null | null | [
"number_substitution_decode",
"frequency_analysis"
] | Wallis cipher: each letter mapped to a unique two-digit number from a fixed table. |
null-cipher-v3-0025 | call her about right they this her each uaei now know name out will new | call her about right they this her each uaei now know name out will new | CHART THE UNKNOWN | null_cipher | null_cipher | steganography | {
"type": "position",
"value": "first"
} | advanced | en | 57 | 71 | cipher_museum | 2.0 | public | null | null |
cda-0009760 | OIZEFKLUPAOCIOXTQFXGBHJFWKOCQLODYSWSZYZRGKHRXF | OIZEFKLUPAOCIOXTQFXGBHJFWKOCQLODYSWSZYZRGKHRXF | HUMAN READABLE OUTPUT SHOULD SHOW ALL REASONING STEPS | autokey | autokey | null | {
"primer": "HONEST"
} | medium | en | 46 | 46 | synthetic_educational | null | null | [] | |
vic-v3-0199 | 43878134928758880739174 | 43878134928758880739174 | RENDER UNTO CAESAR | vic | vic | substitution | {
"type": "keyword",
"value": "LIBERTY"
} | advanced | en | 23 | 23 | cipher_museum | 2.0 | public | null | null |
bazeries-v2-0870 | SAPHIPTAPLBYNPMIXSSCYSQHBXLAPHTXTILSQIYIFLINLPTHQIAHSMBTNPAOHQATLNHSNBMNXPWLAPSTTJFFMLTMHIFTAMSNSFMMTRPBUHBAXHSSPMBTPTLHFTEIBFOSHHBSPPMQTAPBHMNTPSPMMTFSATEFTLYT | SAPHIPTAPLBYNPMIXSSCYSQHBXLAPHTXTILSQIYIFLINLPTHQIAHSMBTNPAOHQATLNHSNBMNXPWLAPSTTJFFMLTMHIFTAMSNSFMMTRPBUHBAXHSSPMBTPTLHFTEIBFOSHHBSPPMQTAPBHMNTPSPMMTFSATEFTLYT | THAT ON THE FIRST DAY OF JANUARY IN THE YEAR OF OUR LORD ONE THOUSAND EIGHT HUNDRED AND SIXTY THREE ALL PERSONS HELD AS SLAVES WITHIN ANY STATE IN REBELLION AGAINST THE UNITED STATES SHALL BE FREE | bazeries | bazeries | transposition | {
"type": "integer",
"value": 71
} | advanced | en | 160 | 160 | cipher_museum | 2.0 | public | null | null |
red-type-a-v3-0260 | PYSYSPIHILBTIELLYPZAQSIORLANVJIHPAZEQSIUWRCYSLYSXVAZEYNHGOWIIWNAIFYDIGUJO | PYSYSPIHILBTIELLYPZAQSIORLANVJIHPAZEQSIUWRCYSLYSXVAZEYNHGOWIIWNAIFYDIGUJO | DO NOT GO GENTLE INTO THAT GOOD NIGHT OLD AGE SHOULD BURN AND RAVE AT CLOSE OF DAY RAGE RAGE | red_type_a | red_type_a | machine | {
"type": "keyword",
"value": "TOKYO"
} | advanced | en | 73 | 73 | cipher_museum | 2.0 | public | null | null |
sigaba-v3-0120 | BHOMLUXXMOOOMDMFD | BHOMLUXXMOOOMDMFD | ARCHERS TO THE WALLS | sigaba | sigaba | machine | {
"type": "seed",
"value": "ARMY"
} | expert | en | 17 | 17 | cipher_museum | 2.0 | public | null | null |
cda-0018521 | THEVI GENER ECIPH ERUSE SAREX EATIX GKEYW ORDDD | THEVI GENER ECIPH ERUSE SAREX EATIX GKEYW ORDDD | THE VIGENERE CIPHER USES A REPEATING KEYWORD | commercial_code | commercial_code | null | {} | medium | en | 40 | 40 | synthetic_educational | null | null | [
"codebook_frequency",
"five_letter_group_analysis"
] | Commercial code: five-letter groups from a codebook, often ending in X or Z. |
caesar-v2-1720 | QELPB TEL ZXKKLQ OBJBJYBO QEB MXPQ XOB ZLKABJKBA QL OBMBXQ FQ XP MEFILPLMEBO PXKQXVXKX LYPBOSBA | QELPB TEL ZXKKLQ OBJBJYBO QEB MXPQ XOB ZLKABJKBA QL OBMBXQ FQ XP MEFILPLMEBO PXKQXVXKX LYPBOSBA | THOSE WHO CANNOT REMEMBER THE PAST ARE CONDEMNED TO REPEAT IT AS PHILOSOPHER SANTAYANA OBSERVED | caesar | caesar | substitution | {
"type": "shift",
"value": 23
} | beginner | en | 81 | 95 | cipher_museum | 2.0 | public | null | null |
scytale-v3-0056 | GESNNENSEPPDERTONEINPSHNIRRIEPONUCANRIMOSETECRATINITEASESTOYNTEDOINNTIDXNNAIPOIX | GESNNENSEPPDERTONEINPSHNIRRIEPONUCANRIMOSETECRATINITEASESTOYNTEDOINNTIDXNNAIPOIX | GENIUS IS ONE PERCENT INSPIRATION AND NINETY NINE PERCENT PERSPIRATION THOMAS EDISON NOTED | scytale | scytale | transposition | {
"type": "integer",
"value": 8
} | intermediate | en | 80 | 80 | cipher_museum | 2.0 | public | null | null |
cda-0007001 | AGSIW PFCVC TMYWV YAZNN KLIPC JNVNA CPZXC MWBLY EUIWY LYNAL JPRWC GLJZB AZNYW EPEYF CUJPG VZYX | AGSIW PFCVC TMYWV YAZNN KLIPC JNVNA CPZXC MWBLY EUIWY LYNAL JPRWC GLJZB AZNYW EPEYF CUJPG VZYX | PUBLIC INFRASTRUCTURE DESERVES CAREFUL DESIGN THE VIGENERE CIPHER USES A REPEATING KEYWORD | beaufort | beaufort | null | {
"key": "PATTERN"
} | medium | en | 79 | 79 | synthetic_educational | null | null | [] | |
rot13-045 | V UNIR ABG LRG ORTHA GB SVTUG FNVQ GUR PNCGNVA GB GUR PERJ | V UNIR ABG LRG ORTHA GB SVTUG FNVQ GUR PNCGNVA GB GUR PERJ | I HAVE NOT YET BEGUN TO FIGHT SAID THE CAPTAIN TO THE CREW | rot13 | rot13 | substitution | {
"type": "none",
"value": null
} | beginner | en | 46 | 58 | cipher_museum | 0.2 | public | null | null |
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