[{"data":1,"prerenderedAt":511},["ShallowReactive",2],{"navigation_docs":3,"-ciphers-quagmire-2":332,"-ciphers-quagmire-2-surround":506},[4,36],{"title":5,"path":6,"stem":7,"children":8,"icon":35},"Guide","\u002Fguide","1.guide\u002F01.index",[9,11,15,19,23,27,31],{"title":10,"path":6,"stem":7},"Getting Started",{"title":12,"path":13,"stem":14},"Encode and decode","\u002Fguide\u002Ftransform","1.guide\u002F02.transform",{"title":16,"path":17,"stem":18},"Analysis","\u002Fguide\u002Fanalysis","1.guide\u002F03.analysis",{"title":20,"path":21,"stem":22},"CLI","\u002Fguide\u002Fcli","1.guide\u002F04.cli",{"title":24,"path":25,"stem":26},"Agents","\u002Fguide\u002Fagents","1.guide\u002F05.agents",{"title":28,"path":29,"stem":30},"Custom ciphers","\u002Fguide\u002Fcustom","1.guide\u002F06.custom",{"title":32,"path":33,"stem":34},"Playground","\u002Fguide\u002Fplayground","1.guide\u002F07.playground","i-lucide-book-open",{"title":37,"path":38,"stem":39,"children":40,"icon":331},"Ciphers","\u002Fciphers","2.ciphers\u002F00.index",[41,43,47,51,55,59,63,67,71,75,79,83,87,91,95,99,103,107,111,115,119,123,127,131,135,139,143,147,151,155,159,163,167,171,175,179,183,187,191,195,199,203,207,211,215,219,223,227,231,235,239,243,247,251,255,259,263,267,271,275,279,283,287,291,295,299,303,307,311,315,319,323,327],{"title":42,"path":38,"stem":39},"Overview",{"title":44,"path":45,"stem":46},"Classical","\u002Fciphers\u002Fclassical","2.ciphers\u002F01.classical",{"title":48,"path":49,"stem":50},"Caesar","\u002Fciphers\u002Fcaesar","2.ciphers\u002F02.caesar",{"title":52,"path":53,"stem":54},"ROT-13","\u002Fciphers\u002Frot13","2.ciphers\u002F03.rot13",{"title":56,"path":57,"stem":58},"ROT-47","\u002Fciphers\u002Frot47","2.ciphers\u002F04.rot47",{"title":60,"path":61,"stem":62},"Atbash","\u002Fciphers\u002Fatbash","2.ciphers\u002F05.atbash",{"title":64,"path":65,"stem":66},"Affine","\u002Fciphers\u002Faffine","2.ciphers\u002F06.affine",{"title":68,"path":69,"stem":70},"Substitution","\u002Fciphers\u002Fsubstitution","2.ciphers\u002F07.substitution",{"title":72,"path":73,"stem":74},"Vigenère","\u002Fciphers\u002Fvigenere","2.ciphers\u002F08.vigenere",{"title":76,"path":77,"stem":78},"Gronsfeld","\u002Fciphers\u002Fgronsfeld","2.ciphers\u002F09.gronsfeld",{"title":80,"path":81,"stem":82},"Beaufort","\u002Fciphers\u002Fbeaufort","2.ciphers\u002F10.beaufort",{"title":84,"path":85,"stem":86},"Porta","\u002Fciphers\u002Fporta","2.ciphers\u002F11.porta",{"title":88,"path":89,"stem":90},"Autokey","\u002Fciphers\u002Fautokey","2.ciphers\u002F12.autokey",{"title":92,"path":93,"stem":94},"Running key","\u002Fciphers\u002Frunning-key","2.ciphers\u002F13.running-key",{"title":96,"path":97,"stem":98},"Trithemius","\u002Fciphers\u002Ftrithemius","2.ciphers\u002F14.trithemius",{"title":100,"path":101,"stem":102},"Alberti","\u002Fciphers\u002Falberti","2.ciphers\u002F15.alberti",{"title":104,"path":105,"stem":106},"Quagmire I","\u002Fciphers\u002Fquagmire-1","2.ciphers\u002F16.quagmire-1",{"title":108,"path":109,"stem":110},"Quagmire II","\u002Fciphers\u002Fquagmire-2","2.ciphers\u002F17.quagmire-2",{"title":112,"path":113,"stem":114},"Quagmire III","\u002Fciphers\u002Fquagmire-3","2.ciphers\u002F18.quagmire-3",{"title":116,"path":117,"stem":118},"Quagmire IV","\u002Fciphers\u002Fquagmire-4","2.ciphers\u002F19.quagmire-4",{"title":120,"path":121,"stem":122},"Chaocipher","\u002Fciphers\u002Fchaocipher","2.ciphers\u002F20.chaocipher",{"title":124,"path":125,"stem":126},"Playfair","\u002Fciphers\u002Fplayfair","2.ciphers\u002F21.playfair",{"title":128,"path":129,"stem":130},"Four-square","\u002Fciphers\u002Ffour-square","2.ciphers\u002F22.four-square",{"title":132,"path":133,"stem":134},"Two-square","\u002Fciphers\u002Ftwo-square","2.ciphers\u002F23.two-square",{"title":136,"path":137,"stem":138},"Hill","\u002Fciphers\u002Fhill","2.ciphers\u002F24.hill",{"title":140,"path":141,"stem":142},"Polybius square","\u002Fciphers\u002Fpolybius","2.ciphers\u002F25.polybius",{"title":144,"path":145,"stem":146},"Nihilist","\u002Fciphers\u002Fnihilist","2.ciphers\u002F26.nihilist",{"title":148,"path":149,"stem":150},"Morse code","\u002Fciphers\u002Fmorse","2.ciphers\u002F27.morse",{"title":152,"path":153,"stem":154},"Fractionated Morse","\u002Fciphers\u002Ffractionated-morse","2.ciphers\u002F28.fractionated-morse",{"title":156,"path":157,"stem":158},"Bacon's cipher","\u002Fciphers\u002Fbacon","2.ciphers\u002F29.bacon",{"title":160,"path":161,"stem":162},"Tap code","\u002Fciphers\u002Ftap-code","2.ciphers\u002F30.tap-code",{"title":164,"path":165,"stem":166},"A1Z26","\u002Fciphers\u002Fa1z26","2.ciphers\u002F31.a1z26",{"title":168,"path":169,"stem":170},"Book cipher","\u002Fciphers\u002Fbook","2.ciphers\u002F32.book",{"title":172,"path":173,"stem":174},"ADFGVX","\u002Fciphers\u002Fadfgvx","2.ciphers\u002F33.adfgvx",{"title":176,"path":177,"stem":178},"Bifid","\u002Fciphers\u002Fbifid","2.ciphers\u002F34.bifid",{"title":180,"path":181,"stem":182},"Straddling checkerboard","\u002Fciphers\u002Fstraddling-checkerboard","2.ciphers\u002F35.straddling-checkerboard",{"title":184,"path":185,"stem":186},"Rail fence","\u002Fciphers\u002Frail-fence","2.ciphers\u002F36.rail-fence",{"title":188,"path":189,"stem":190},"Columnar transposition","\u002Fciphers\u002Fcolumnar","2.ciphers\u002F37.columnar",{"title":192,"path":193,"stem":194},"Route transposition","\u002Fciphers\u002Froute","2.ciphers\u002F38.route",{"title":196,"path":197,"stem":198},"Enigma M3","\u002Fciphers\u002Fenigma","2.ciphers\u002F39.enigma",{"title":200,"path":201,"stem":202},"Block","\u002Fciphers\u002Fblock","2.ciphers\u002F40.block",{"title":204,"path":205,"stem":206},"AES (ECB)","\u002Fciphers\u002Faes","2.ciphers\u002F41.aes",{"title":208,"path":209,"stem":210},"AES (CBC)","\u002Fciphers\u002Faes-cbc","2.ciphers\u002F42.aes-cbc",{"title":212,"path":213,"stem":214},"AES (CFB)","\u002Fciphers\u002Faes-cfb","2.ciphers\u002F43.aes-cfb",{"title":216,"path":217,"stem":218},"AES (OFB)","\u002Fciphers\u002Faes-ofb","2.ciphers\u002F44.aes-ofb",{"title":220,"path":221,"stem":222},"AES (CTR)","\u002Fciphers\u002Faes-ctr","2.ciphers\u002F45.aes-ctr",{"title":224,"path":225,"stem":226},"AES (CCM)","\u002Fciphers\u002Faes-ccm","2.ciphers\u002F46.aes-ccm",{"title":228,"path":229,"stem":230},"AES (OCB)","\u002Fciphers\u002Faes-ocb","2.ciphers\u002F47.aes-ocb",{"title":232,"path":233,"stem":234},"AES (LRW)","\u002Fciphers\u002Faes-lrw","2.ciphers\u002F48.aes-lrw",{"title":236,"path":237,"stem":238},"AES (XTS)","\u002Fciphers\u002Faes-xts","2.ciphers\u002F49.aes-xts",{"title":240,"path":241,"stem":242},"AES (CBC-MAC)","\u002Fciphers\u002Faes-cbc-mac","2.ciphers\u002F50.aes-cbc-mac",{"title":244,"path":245,"stem":246},"AES (passphrase)","\u002Fciphers\u002Faes-passphrase","2.ciphers\u002F51.aes-passphrase",{"title":248,"path":249,"stem":250},"Rijndael (ECB)","\u002Fciphers\u002Frijndael","2.ciphers\u002F52.rijndael",{"title":252,"path":253,"stem":254},"DES (ECB)","\u002Fciphers\u002Fdes","2.ciphers\u002F53.des",{"title":256,"path":257,"stem":258},"DESX (ECB)","\u002Fciphers\u002Fdesx","2.ciphers\u002F54.desx",{"title":260,"path":261,"stem":262},"Triple DES (ECB)","\u002Fciphers\u002Ftriple-des","2.ciphers\u002F55.triple-des",{"title":264,"path":265,"stem":266},"Triple DES (CBC)","\u002Fciphers\u002Ftriple-des-cbc","2.ciphers\u002F56.triple-des-cbc",{"title":268,"path":269,"stem":270},"Blowfish (ECB)","\u002Fciphers\u002Fblowfish","2.ciphers\u002F57.blowfish",{"title":272,"path":273,"stem":274},"IDEA (ECB)","\u002Fciphers\u002Fidea","2.ciphers\u002F58.idea",{"title":276,"path":277,"stem":278},"Lucifer (ECB)","\u002Fciphers\u002Flucifer","2.ciphers\u002F59.lucifer",{"title":280,"path":281,"stem":282},"MARS (ECB)","\u002Fciphers\u002Fmars","2.ciphers\u002F60.mars",{"title":284,"path":285,"stem":286},"Serpent (ECB)","\u002Fciphers\u002Fserpent","2.ciphers\u002F61.serpent",{"title":288,"path":289,"stem":290},"CAST5 (ECB)","\u002Fciphers\u002Fcast5","2.ciphers\u002F62.cast5",{"title":292,"path":293,"stem":294},"OpenPGP (passphrase)","\u002Fciphers\u002Fopenpgp","2.ciphers\u002F63.openpgp",{"title":296,"path":297,"stem":298},"Stream","\u002Fciphers\u002Fstream","2.ciphers\u002F64.stream",{"title":300,"path":301,"stem":302},"Rabbit","\u002Fciphers\u002Frabbit","2.ciphers\u002F65.rabbit",{"title":304,"path":305,"stem":306},"RC4","\u002Fciphers\u002Frc4","2.ciphers\u002F66.rc4",{"title":308,"path":309,"stem":310},"XOR","\u002Fciphers\u002Fxor","2.ciphers\u002F67.xor",{"title":312,"path":313,"stem":314},"Salsa20","\u002Fciphers\u002Fsalsa20","2.ciphers\u002F68.salsa20",{"title":316,"path":317,"stem":318},"XSalsa20","\u002Fciphers\u002Fxsalsa20","2.ciphers\u002F69.xsalsa20",{"title":320,"path":321,"stem":322},"ChaCha20","\u002Fciphers\u002Fchacha20","2.ciphers\u002F70.chacha20",{"title":324,"path":325,"stem":326},"XChaCha20","\u002Fciphers\u002Fxchacha20","2.ciphers\u002F71.xchacha20",{"title":328,"path":329,"stem":330},"ChaCha20-Poly1305","\u002Fciphers\u002Fchacha20-poly1305","2.ciphers\u002F72.chacha20-poly1305","i-lucide-library",{"id":333,"title":108,"body":334,"description":499,"extension":500,"links":501,"meta":502,"navigation":503,"path":109,"seo":504,"stem":110,"__hash__":505},"docs\u002F2.ciphers\u002F17.quagmire-2.md",{"type":335,"value":336,"toc":496},"minimark",[337,341,354,457,471,476,479,492],[338,339],"cipher-facts",{"name":340},"quagmire-2",[342,343,344,345,348,349,353],"p",{},"Same tableau as ",[346,347,104],"a",{"href":105},", the keyword just moved downstairs. Plain A to Z sits on top. ",[350,351,352],"code",{},"SPRINGFEVABCD…"," slides underneath, and the indicator still runs down the column under plain A.",[355,356,361],"pre",{"className":357,"code":358,"language":359,"meta":360,"style":360},"language-ts shiki shiki-themes ciphers ciphers ciphers","const quagmire = create(\"quagmire-2\");\nconst keys = { key: \"SPRINGFEVER\", indicator: \"FLOWER\" };\nquagmire.encode(\"In the quag two\", keys).text; \u002F\u002F \"Ji cic osly kil\"\nquagmire.decode(\"JICICOSLYKIL\", keys).text; \u002F\u002F \"INTHEQUAGTWO\"\n","ts","",[350,362,363,393,418,439],{"__ignoreMap":360},[364,365,368,372,376,379,383,386,390],"span",{"class":366,"line":367},"line",1,[364,369,371],{"class":370},"skH_V","const",[364,373,375],{"class":374},"s38Sx"," quagmire ",[364,377,378],{"class":370},"=",[364,380,382],{"class":381},"sK71F"," create",[364,384,385],{"class":374},"(",[364,387,389],{"class":388},"shU9J","\"quagmire-2\"",[364,391,392],{"class":374},");\n",[364,394,396,398,401,403,406,409,412,415],{"class":366,"line":395},2,[364,397,371],{"class":370},[364,399,400],{"class":374}," keys ",[364,402,378],{"class":370},[364,404,405],{"class":374}," { key: ",[364,407,408],{"class":388},"\"SPRINGFEVER\"",[364,410,411],{"class":374},", indicator: ",[364,413,414],{"class":388},"\"FLOWER\"",[364,416,417],{"class":374}," };\n",[364,419,421,424,427,429,432,435],{"class":366,"line":420},3,[364,422,423],{"class":374},"quagmire.",[364,425,426],{"class":381},"encode",[364,428,385],{"class":374},[364,430,431],{"class":388},"\"In the quag two\"",[364,433,434],{"class":374},", keys).text; ",[364,436,438],{"class":437},"scIB-","\u002F\u002F \"Ji cic osly kil\"\n",[364,440,442,444,447,449,452,454],{"class":366,"line":441},4,[364,443,423],{"class":374},[364,445,446],{"class":381},"decode",[364,448,385],{"class":374},[364,450,451],{"class":388},"\"JICICOSLYKIL\"",[364,453,434],{"class":374},[364,455,456],{"class":437},"\u002F\u002F \"INTHEQUAGTWO\"\n",[342,458,459,460,466,467,470],{},"Same keys as the Quagmire I example, different ciphertext. That's the ",[346,461,465],{"href":462,"rel":463},"https:\u002F\u002Fwww.cryptogram.org\u002Fdownloads\u002Faca.info\u002Fciphers\u002FQuagmireII.pdf",[464],"nofollow","ACA's Quagmire II",", which starts ",[350,468,469],{},"JICIC OSLYK"," too.",[472,473,475],"h2",{"id":474},"is-it-any-easier","Is it any easier?",[342,477,478],{},"A little. With the plain side straight, every row is the same keyed alphabet at another shift. That's a Vigenère with a scrambled alphabet, nothing worse. Rebuild the cipher alphabet from the columns and look at it. See where it starts running in alphabetical order? Everything before that is usually the keyword.",[342,480,481,482,487,488,491],{},"Text, case, errors and ",[346,483,484],{"href":17},[350,485,486],{},"period"," work as for ",[346,489,104],{"href":490},"\u002Fciphers\u002Fquagmire-1#the-rest-of-the-text",".",[493,494,495],"style",{},"html pre.shiki code .skH_V, html code.shiki .skH_V{--shiki-light:var(--shiki-token-keyword);--shiki-default:var(--shiki-token-keyword);--shiki-dark:var(--shiki-token-keyword)}html pre.shiki code .s38Sx, html code.shiki .s38Sx{--shiki-light:var(--ui-text-highlighted);--shiki-default:var(--ui-text-highlighted);--shiki-dark:var(--ui-text-highlighted)}html pre.shiki code .sK71F, html code.shiki .sK71F{--shiki-light:var(--shiki-token-function);--shiki-default:var(--shiki-token-function);--shiki-dark:var(--shiki-token-function)}html pre.shiki code .shU9J, html code.shiki .shU9J{--shiki-light:var(--shiki-token-string);--shiki-default:var(--shiki-token-string);--shiki-dark:var(--shiki-token-string)}html pre.shiki code .scIB-, html code.shiki .scIB-{--shiki-light:var(--shiki-token-comment);--shiki-default:var(--shiki-token-comment);--shiki-dark:var(--shiki-token-comment)}html .light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html.light .shiki span {color: var(--shiki-light);background: var(--shiki-light-bg);font-style: var(--shiki-light-font-style);font-weight: var(--shiki-light-font-weight);text-decoration: var(--shiki-light-text-decoration);}html .default .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .shiki span {color: var(--shiki-default);background: var(--shiki-default-bg);font-style: var(--shiki-default-font-style);font-weight: var(--shiki-default-font-weight);text-decoration: var(--shiki-default-text-decoration);}html .dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}html.dark .shiki span {color: var(--shiki-dark);background: var(--shiki-dark-bg);font-style: var(--shiki-dark-font-style);font-weight: var(--shiki-dark-font-weight);text-decoration: var(--shiki-dark-text-decoration);}",{"title":360,"searchDepth":395,"depth":395,"links":497},[498],{"id":474,"depth":395,"text":475},"Quagmire I upside down. The plain alphabet stays straight and the keyword moves into the cipher alphabet.","md",null,{},true,{"title":108,"description":499},"GpyHJhyCO8buCmlAoT8e0jAYsmt8oAXUrMBEjv--fAY",[507,509],{"title":104,"path":105,"stem":106,"description":508,"children":-1},"The ACA's first Quagmire. A keyed plain alphabet slides along a straight one. An indicator word says how far.",{"title":112,"path":113,"stem":114,"description":510,"children":-1},"One keyed alphabet on both sides of the tableau. The keyword renames the letters and the indicator slides them.",1791487534290]