skytale

guudha lipi saastramlo, skytale (lipyantareekarana cheyabadina skytale, "scutale" "batton, cylinder", "scutalone" kooda) anedi oka badilee saanketikalipini nirvahinchadaaniki upayoginche sadhanam, dheeni chuttoo oka parchment gaayam gala oka cylinder untundi, daanipai oka sandesam vraayabadutundi. puraatana greekulu, mukhyamgaa spartanlu sainika daadula samayamlo communicate cheyadaaniki eee saanketikalipini upayoginchaarani chebutaaru.
sandesaanni chadavadaaniki graheeta parchment chutti unna adhe vyaasam gala raadnu upayogistaadu.
guudha lipi vislaeshanha cheyadam kashtam kaadu. oka muduchukunna cone upayoginchandi. daani chuttoo patteeni chuttandi. ekkado oka chota saadaa vachanam kanipistundi. adhi upayoginchina raadla vyaasam.
encrypt.
oka vruttamlo naalugu aksharalu mariyu daani vaipuna aidu aksharaalanu vraayadaaniki raad anumatistundani anukundam.
saadaa vachanam ilaa undavachuhu "neenu chaalaa badhapaddanu, chaalaa sahayam".
gupteekarinchadaaniki, tholu antataa ilaa vraayavachuhu
kabatti saifar text anedi vishraanti teesukunna tarvaata "iriatbhvaahedlarlp" avutundi.
decrypt.
decrypt cheyadaaniki, okaru cheyalsindallah tholu patteeni raad chuttoo chutti, antataa chadavadam. 
saanketikalipi "iriyatbhvahedlurlp"
prati aidava aksharam oke panktiloo kanipistundi, kabatti saadaa vachanam (khaaliilu tirigi choppinchina tarvaata) avtundi "neenu chaalaa badhapaddanu, chaalaa sahayam".
charitra.
paroksha saakshyaala nundi, cree puu 7va sataabdamloo nivasinchina greeku kavi archylochus eee kadhananni modatisaarigaa prastaavinchaaru. taruvaati sataabdaalaloo itara greeku mariyu roman rachayitalu kooda dheenini prastaavinchaaru, conny apollonius off roads (cree. puu. 3va sataabdam madhyakaalam) varaku cryptographic parikaramgaa daani upayogam gurinchi spashtamaina suuchana kanipinchaledu. idhi elaa panichestundane vivarana plutarch (50-120 ad) kii mundu nundi teliyaduh
munupati vruttaamtaalatoe plutarch vivarananu saricheyadamlo ibbandulu mariyu parikaram yokka guudha lipi shaastra balaheenata vanti paristhitula aadhaaraala kaaranamgaa, aneka mandhi rachayitalu eee kathanu saadaa vachanamlo sandeshaalanu teliyajeyadaaniki upayoginchaarani mariyu plutarch vivarana pouraanikamani suuchimchaaru.
sandesha dhruvikarana parikalpana.
oka pratyaamnaaya parikalpana emitante, guudalipeekarana kante sandesha dhruvikarana kosam skytale upayoginchabadindi. pampinavaaru receiver yokka vyaasamtho samaanamaina skytale chuttoo sandesaanni vraasukuntene receiver daanini chadavagalugutaru. anduvalla iddaru commanderla madhya communicationlo tappudu sandeshaalanu choppinchadam satruvu guudachaarulaku kashtamavutundi.
edemaina, oka kaddii sandesaanni addaginche, mariyu paddhati gurinchi vinna yea vyakti ayina, avasaramaina raad parimaanaanni (oka rakamaina broot fores attack) konchem kashtapadi kanugonavacchu; okasari adhi teliste, pampinavaarini bharti cheyadam mariyu kotta sandeshaalanu nakilee cheyadam sulabham avutundi.

