guptalekhan granthalayanchi tulana

khaleel saranya cryptography algoridamshi sambandhit cryptography librarinchi tulana karatat aanee pratyek samarthit vaishishtyasathi api function coll aahet.
140 chaa fatka basato.
heey takta soochit karate, jarr cryptography library eff. aay. pii. ess. 140 sathee tantrik aavashyakta aanee tyanchya eff. aay. pii. ess. 140 pramanpatrachi sthitee (nistchya see. emm. vhee. pii. shodhanusar, prakriya yaditil modules aanee chachani yadee antargat amalbajavani) pradan karate.
pramukh karye.
pramukh karyanmadhye pramukh nirmiti algoridam, pramukh vinimay karar aanee sarvajanik qee cryptography manakancha samavesh hoto.
hash karye.
samarthit cryptographic hash karyanchi tulana. yethe hash functionschi vyakhya aniyantrit lambicha sandesh ghene aanee eka nishchit aakarache utpadan tayar karane ashee kelee jaate jeey mool sandesh punha tayar karnyasathi vaparane aksharshah ashakya aahe.
mack algoridam.
sandesh pramanikaran code (mack) algoridamchya amalbajavanichi tulana. mack haah sandesh pramanit karnyasathi vaparla jaanara mahiticha eka chhotasa tukada tukada shabdant, sandesh namood kelelya preshkakadun (tyachi satyata) aala aahe aanee sankramanat (tyachi akhandata) badallela nahee yachee pushti karnyasathi.
sipher block qaraa.
takta khand sanketik sanketankanchya amalbajavanichi tulana karato. block sayfarchi vyakhya, nirdharak mhanoon kelee jaate aanee samamiteey killicha vapar karoon bitschya nishchit sankhyevar (block mhanoon olakhalya jaanarya) karyarat asatat. 
pratyek block sayfarche sambhavya qee aakaranmadhye vibhajan kele jaau shakate aanee block sipher modes teey chalavale jaau shakate.
pravah sipher.
khaleel taktyat vividh pravah sanketik sanketank darshavile aahet. pravah sanketik sanketank heey sadhya majkurache ank vaparoon paribhashit kele jaatat jeey chhadmabhakshi sanketik sanketank aakadyanchya pravahasah jodale jaatat. pravah sanketik sanketiktastre samanyatah block sanketiktastrepeksha vegwan asatat aanee tyat hardwarechi guntagunt qamee asoo shakate, parantu teey hallyansathi adhik sanvedanshil asoo shakatat.
hardware-sahayyit samarthan.
hii saranya hardware vardhit cryptography vaparnyachya kshamatechi tulana karatat. vishisht yantrasamagrichya madatine granthalay adhik veg aanee/kinwa itaranpeksha sudharit suraksha prapt karoo shakate.

