{"id":90845,"date":"2020-08-07T01:42:00","date_gmt":"2020-08-06T23:42:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/luchshij-v-svoem-klasse-istoriya-poyavleniya-standarta-shifrovaniya-aes"},"modified":"2020-08-07T01:42:00","modified_gmt":"2020-08-06T23:42:00","slug":"luchshij-v-svoem-klasse-istoriya-poyavleniya-standarta-shifrovaniya-aes","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sq\/blog\/administrirovanie\/luchshij-v-svoem-klasse-istoriya-poyavleniya-standarta-shifrovaniya-aes","title":{"rendered":"Standardi i kodimit AES: historia e lindjes s\u00eb tij","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Standardi i kodimit AES: historia e lindjes s\u00eb tij\" src=\"\/wp-content\/uploads\/2020\/08\/8a9b19529cb9c03e9e8df79558a998b2.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nQ\u00eb nga maji i vitit 2020, n\u00eb Rusi kan\u00eb filluar zyrtarisht shitjet e disqeve t\u00eb jasht\u00ebm WD My Book, t\u00eb cilat mb\u00ebshtesin kodimin AES me \u00e7el\u00ebs 256-bit. P\u00ebrdorimi i pajisjeve t\u00eb tilla ishte i kufizuar nga legjislacioni, duke i b\u00ebr\u00eb ato t\u00eb disponueshme vet\u00ebm n\u00eb dyqanet online t\u00eb huaja ose n\u00eb tregun 'sz gray', por tani \u00e7do person mund t\u00eb disponoj\u00eb nj\u00eb ruajt\u00ebs t\u00eb sigurt me garancin\u00eb 3-vje\u00e7are nga Western Digital. P\u00ebr k\u00ebt\u00eb ngjarje t\u00eb r\u00ebnd\u00ebsishme, ne vendos\u00ebm t\u00eb b\u00ebjm\u00eb nj\u00eb shikim n\u00eb histori dhe t\u00eb kuptojm\u00eb se si \u00ebsht\u00eb krijuar Standardi i Kodimit t\u00eb Avancuar dhe \u00e7far\u00eb e b\u00ebn at\u00eb kaq t\u00eb mir\u00eb n\u00eb krahasim me zgjidhjet konkuruese.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\nP\u00ebr nj\u00eb koh\u00eb t\u00eb gjat\u00eb, standardi zyrtar p\u00ebr enkriptimin simetrik n\u00eb SHBA ka qen\u00eb DES (Data Encryption Standard \u2014 standardi i enkriptimit t\u00eb t\u00eb dh\u00ebnave), i zhvilluar nga kompania IBM dhe i regjistruar n\u00eb list\u00ebn e Standardeve Federale t\u00eb P\u00ebrpunimit t\u00eb Informacionit n\u00eb vitin 1977 (FIPS 46-3). N\u00eb themel t\u00eb algoritmit q\u00ebndrojn\u00eb punimet e nxjerra nga nj\u00eb projekt hulumtues me emrin kodor Lucifer. Kur m\u00eb 15 maj 1973, Zyra Komb\u00ebtare e Standardeve t\u00eb SHBA shpalli nj\u00eb gar\u00eb me synimin p\u00ebr t\u00eb krijuar nj\u00eb standard p\u00ebr enkriptimin e institucioneve shtet\u00ebrore, korporata amerikane hyri n\u00eb gar\u00ebn kriptografike me versionin e tret\u00eb t\u00eb Luciferit, e cila p\u00ebrdorte nj\u00eb rrjet t\u00eb azhurnuar Feistel. Dhe, p\u00ebrve\u00e7 konkurrent\u00ebve t\u00eb tjer\u00eb, p\u00ebsoi d\u00ebshtim: asnj\u00eb nga algoritmet e paraqitura n\u00eb gar\u00ebn e par\u00eb nuk p\u00ebrmbushte k\u00ebrkesat e rrepta t\u00eb formulura nga ekspert\u00ebt e NBS.<\/p>\n<p><img decoding=\"async\" alt=\"Standardi i kodimit AES: historia e lindjes s\u00eb tij\" src=\"\/wp-content\/uploads\/2020\/08\/ed1d6f9a782b0ff013451db0c1751f8e.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nNatyrisht, IBM nuk mundi t\u00eb pajtohej me disfat\u00ebn: kur konkursi u rinis m\u00eb 27 gusht 1974, korporata amerikane paraqiti nj\u00eb aplikim t\u00eb ri me nj\u00eb version t\u00eb p\u00ebrmir\u00ebsuar t\u00eb Lucifer. K\u00ebt\u00eb her\u00eb, juria nuk kishte asnj\u00eb v\u00ebrejtje: duke p\u00ebrfunduar nj\u00eb pun\u00eb t\u00eb kujdesshme p\u00ebr t\u00eb korrigjuar gabimet, IBM arriti t\u00eb eliminoj\u00eb \u00e7do mang\u00ebsi, k\u00ebshtu q\u00eb nuk kishte asnj\u00eb mund\u00ebsi p\u00ebr t'u ankuar. Pas nj\u00eb fitoreje bind\u00ebse, Lucifer nd\u00ebrron emrin n\u00eb DES dhe m\u00eb 17 mars 1975 u regjistrua n\u00eb Regjistrin Federal.<\/p>\n<p>Megjithat\u00eb, gjat\u00eb simpoziumeve t\u00eb hapura t\u00eb organizuara n\u00eb vitin 1976 me q\u00ebllim diskutimin e standardit t\u00eb ri t\u00eb kriptografis\u00eb, DES u kritikua ashp\u00ebr nga komuniteti ekspert. Arsyet p\u00ebr k\u00ebt\u00eb ishin ndryshimet e b\u00ebra n\u00eb algorit\u00ebm nga specialist\u00ebt e NSA: n\u00eb ve\u00e7anti, gjat\u00ebsi e \u00e7el\u00ebsit u reduktua n\u00eb 56 bit (fillimisht Lucifer mb\u00ebshteste funksionimin me \u00e7el\u00ebsa 64 dhe 128-bit\u00eb), si dhe logjika e blloqeve t\u00eb permutimit u ndryshua. Sipas kriptograf\u00ebve, \"p\u00ebrmir\u00ebsimet\" nuk kishin kuptim dhe e vetmja gj\u00eb p\u00ebr t\u00eb cil\u00ebn Agjencia e Siguris\u00eb Komb\u00ebtare synonte, duke futur modifikimet, ishte t\u00eb kishte mund\u00ebsi t\u00eb shikonte n\u00eb m\u00ebnyr\u00eb t\u00eb pakufizuar dokumentet e enkriptuara.<\/p>\n<p>N\u00eb lidhje me akuzat e renditura, u krijua nj\u00eb komision special pran\u00eb Senatit t\u00eb SHBA, me q\u00ebllim t\u00eb verifikimit t\u00eb justifikueshm\u00ebris\u00eb s\u00eb veprimeve t\u00eb NSA-s\u00eb. N\u00eb vitin 1978, pas p\u00ebrfundimit t\u00eb hetimeve, u publikua nj\u00eb raport q\u00eb njoftonte se:<\/p>\n<ul>\n<li>p\u00ebrfaq\u00ebsuesit e NSA ishin angazhuar n\u00eb p\u00ebrmir\u00ebsimin e DES vet\u00ebm n\u00eb m\u00ebnyr\u00eb indirekte, dhe kontributi i tyre kishte t\u00eb b\u00ebnte vet\u00ebm me ndryshimin e funksionimit t\u00eb blloqeve t\u00eb permutimit;<\/li>\n<li>Versioni p\u00ebrfundimtare t\u00eb DES u treguan m\u00eb t\u00eb q\u00ebndrueshme ndaj hackimit dhe analiz\u00ebs kriptografike se versioni origjinal, k\u00ebshtu q\u00eb ndryshimet e b\u00ebra ishin t\u00eb arsyeshme;<\/li>\n<li>Gjat\u00ebsia e \u00e7el\u00ebsit prej 56 bit\u00ebsh \u00ebsht\u00eb m\u00eb se e mjaftueshme p\u00ebr shumic\u00ebn d\u00ebrrmuese t\u00eb aplikacioneve, pasi p\u00ebr t\u00eb hackuar nj\u00eb enkriptim t\u00eb till\u00eb do t\u00eb nevojitej nj\u00eb superkompjuter me vler\u00eb t\u00eb pakt\u00ebn disa dhjet\u00ebra milion dollar\u00eb, dhe duke qen\u00eb se mb\u00ebshtetje t\u00eb till\u00eb nuk kan\u00eb as keqb\u00ebr\u00ebsit e zakonsh\u00ebm dhe as haker\u00ebt profesional\u00eb, nuk ka arsye p\u00ebr t'u shqet\u00ebsuar.<\/li>\n<\/ul>\n<p>\nKonkluzionet e komisionit u konfirmuan pjes\u00ebrisht n\u00eb vitin 1990, kur kriptograf\u00ebt izraelit\u00eb Eli Biham dhe Adi Shamir, duke punuar mbi konceptin e analiz\u00ebs diferenciale t\u00eb kriptografis\u00eb, kryen nj\u00eb studim t\u00eb gjer\u00eb t\u00eb algoritmeve bllok, mes t\u00eb cil\u00ebve ishte edhe DES. Shkenc\u00ebtar\u00ebt arrit\u00ebn n\u00eb p\u00ebrfundimin se modeli i ri i permutacioneve ishte shum\u00eb m\u00eb i q\u00ebndruesh\u00ebm ndaj sulmeve se origjinali, prandaj, NSA me t\u00eb v\u00ebrtet\u00eb ndihmoi n\u00eb mbylljen e disa vrimave n\u00eb algorit\u00ebm.<\/p>\n<p><img decoding=\"async\" alt=\"Standardi i kodimit AES: historia e lindjes s\u00eb tij\" src=\"\/wp-content\/uploads\/2020\/08\/1893c515351415094f7373b9c26783e5.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Adi Shamir<\/i><\/p>\n<p>Nj\u00ebkoh\u00ebsisht, kufizimi i gjat\u00ebsis\u00eb s\u00eb \u00e7el\u00ebsit u tregua si nj\u00eb problem, madje shum\u00eb serioz, gj\u00eb q\u00eb n\u00eb vitin 1998 e d\u00ebshmoi bindsh\u00ebm organizata publike Electronic Frontier Foundation (EFF) n\u00eb kuad\u00ebr t\u00eb eksperimentit DES Challenge II, t\u00eb zhvilluar n\u00ebn drejtimin e RSA Laboratory. P\u00ebr t\u00eb thyer DES-in, u nd\u00ebrtua nj\u00eb superkompjuter me emrin kodor EFF DES Cracker, n\u00eb t\u00eb cilin punuan John Gilmore, bashk\u00ebthemelues i EFF dhe udh\u00ebheq\u00ebs i projektit DES Challenge, dhe Paul Kocher, themelues i kompanis\u00eb Cryptography Research.<\/p>\n<p><img decoding=\"async\" alt=\"Standardi i kodimit AES: historia e lindjes s\u00eb tij\" src=\"\/wp-content\/uploads\/2020\/08\/8538a9aaaa2291042e215e84cc7a0151.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<i>Procesori EFF DES Cracker<\/i><\/p>\n<p>Sistemi i zhvilluar nga ata arriti t\u00eb gjej\u00eb me sukses \u00e7el\u00ebsin e nj\u00eb mostre t\u00eb enkriptuar p\u00ebrmes metod\u00ebs s\u00eb thjesht\u00eb t\u00eb prov\u00ebs dhe gabimit brenda 56 or\u00ebve, pra m\u00eb pak se tre dit\u00eb. P\u00ebr k\u00ebt\u00eb, DES Cracker k\u00ebrkoi t\u00eb kontrollonte rreth nj\u00eb t\u00eb kat\u00ebrt\u00ebn e t\u00eb gjitha kombinimeve t\u00eb mundshme, q\u00eb do t\u00eb thot\u00eb se edhe n\u00eb rastin m\u00eb t\u00eb pafavorsh\u00ebm, do t\u00eb duhen rreth 224 or\u00eb p\u00ebr t\u00eb thyer, p\u00ebrkat\u00ebsisht jo m\u00eb shum\u00eb se 10 dit\u00eb. N\u00eb t\u00eb nj\u00ebjt\u00ebn koh\u00eb, kostoja e superkompjuterit, duke p\u00ebrfshir\u00eb shpenzimet p\u00ebr projektimin e tij, ishte vet\u00ebm 250 mij\u00eb dollar\u00eb. Nuk \u00ebsht\u00eb e v\u00ebshtir\u00eb t\u00eb kuptohet se sot, thyerja e nj\u00eb kode t\u00eb till\u00eb \u00ebsht\u00eb akoma m\u00eb e leht\u00eb dhe m\u00eb e lir\u00eb: jo vet\u00ebm q\u00eb hardueri \u00ebsht\u00eb b\u00ebr\u00eb shum\u00eb m\u00eb i fuqish\u00ebm, por gjithashtu, fal\u00eb zhvillimit t\u00eb teknologjive t\u00eb internetit, hakeri nuk ka nevoj\u00eb t\u00eb blej\u00eb ose t\u00eb marr\u00eb me qira pajisjet e nevojshme \u2014 \u00ebsht\u00eb plot\u00ebsisht e mjaftueshme t\u00eb krijohet nj\u00eb botnet nga PC-t\u00eb e infektuara me virus.<\/p>\n<p>Ky eksperiment demonstroi qart\u00eb se sa moralsh\u00ebm \u00ebsht\u00eb e vjetruar DES. Dhe duke qen\u00eb se n\u00eb at\u00eb koh\u00eb algoritmi ishte p\u00ebrdorur n\u00eb rreth 50% t\u00eb zgjidhjeve n\u00eb fush\u00ebn e enkriptimit t\u00eb t\u00eb dh\u00ebnave (sipas vler\u00ebsimit t\u00eb EFF), \u00e7\u00ebshtja e gjetjes s\u00eb nj\u00eb alternative u b\u00eb m\u00eb e r\u00ebnd\u00ebsishme se kurr\u00eb.<\/p>\n<h2>Sfidha t\u00eb reja \u2014 nj\u00eb gar\u00eb e re<\/h2>\n<p>\n<img decoding=\"async\" alt=\"Standardi i kodimit AES: historia e lindjes s\u00eb tij\" src=\"\/wp-content\/uploads\/2020\/08\/5997cccf9349b208e662c95186417aee.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nP\u00ebr drejt\u00ebsi, duhet th\u00ebn\u00eb se k\u00ebrkimi p\u00ebr z\u00ebvend\u00ebsimin e Standardit t\u00eb Shifrimit t\u00eb t\u00eb Dh\u00ebnave filloi pothuajse n\u00eb t\u00eb nj\u00ebjt\u00ebn koh\u00eb me p\u00ebrgatitjen e EFF DES Cracker: Instituti Komb\u00ebtar i Standardeve dhe Teknikave (NIST) i SHBA-s\u00eb shpalli n\u00eb vitin 1997 fillimin e nj\u00eb gar\u00eb p\u00ebr algoritmet e shifrimit, me q\u00ebllim t\u00eb identifikimit t\u00eb nj\u00eb \"standarti t\u00eb ri\" t\u00eb siguris\u00eb kriptografike. Dhe n\u00ebse n\u00eb t\u00eb kaluar\u00ebn nj\u00eb aktivitet i till\u00eb organizohej ekskluzivisht \"p\u00ebr t\u00eb vet\u00ebt\", duke mbajtur mend p\u00ebr p\u00ebrvoj\u00ebn e d\u00ebshtuar 30 vje\u00e7are, n\u00eb NIST vendos\u00ebn ta b\u00ebjn\u00eb gar\u00ebn plot\u00ebsisht t\u00eb hapur: \u00e7do kompani dhe individ, pa marr\u00eb parasysh vendndodhjen ose shtet\u00ebsin\u00eb, mund t\u00eb merrnin pjes\u00eb.<\/p>\n<p>Ky ky\u00e7je ka qen\u00eb e suksesshme q\u00eb nga faza e p\u00ebrzgjedhjes s\u00eb kandidaturave: midis autor\u00ebve q\u00eb aplikuan p\u00ebr konkurrimin Advanced Encryption Standard, ndodh\u00ebn si kriptolog\u00eb t\u00eb njohur nd\u00ebrkomb\u00ebtarisht (Ross Anderson, Eli Biham, Lars Knudsen), kompani t\u00eb vogla IT q\u00eb specializohen n\u00eb sigurin\u00eb kibernetike (Counterpane), korporata t\u00eb m\u00ebdha (Deutsche Telekom nga Gjermania), institucione edukative (Universiteti Katolik i Leuven, Belgjik\u00eb), si dhe fillestar\u00eb dhe kompani t\u00eb vogla t\u00eb panjohura jasht\u00eb vendit t\u00eb tyre (p.sh., Tecnologia Apropriada Internacional nga Kosta Rika).<\/p>\n<p>\u00cbsht\u00eb interesante se k\u00ebsaj here NIST miratoi vet\u00ebm dy k\u00ebrkesa kryesore p\u00ebr algoritm\u00ebt pjes\u00ebmarr\u00ebs:<\/p>\n<ul>\n<li>blloku i t\u00eb dh\u00ebnave duhet t\u00eb ket\u00eb nj\u00eb madh\u00ebsi fikse prej 128 bit;<\/li>\n<li>algoritmi duhet t\u00eb mb\u00ebshtes\u00eb t\u00eb pakt\u00ebn tre madh\u00ebsi \u00e7elesh: 128, 192 dhe 256 bit.<\/li>\n<\/ul>\n<p>\nArritja e nj\u00eb rezultati t\u00eb till\u00eb ishte relativisht e leht\u00eb, por, si\u00e7 thon\u00eb, djalli \u00ebsht\u00eb n\u00eb detaje: k\u00ebrkesat duar m\u00eb shum\u00eb ishin shum\u00eb m\u00eb t\u00eb shumta, dhe p\u00ebr t\u00eb p\u00ebrmbushur ato ishte shum\u00eb m\u00eb e v\u00ebshtir\u00eb. Nd\u00ebrkoh\u00eb, pik\u00ebrisht mbi k\u00ebt\u00eb baz\u00eb, recensent\u00ebt e NIST b\u00ebn\u00eb p\u00ebrzgjedhjen e konkurrent\u00ebve. Ja cilat kritere duhet t\u00eb p\u00ebrmbushnin kandidat\u00ebt p\u00ebr fitore:<\/p>\n<ol>\n<li>aft\u00ebsia p\u00ebr t'u kund\u00ebrv\u00ebn\u00eb \u00e7do sulmi kriptoanalitik t\u00eb njohur n\u00eb momentin e zhvillimit t\u00eb gar\u00ebs, duke p\u00ebrfshir\u00eb sulmet p\u00ebrmes kanaleve t\u00eb jashtme;<\/li>\n<li>mungesa e \u00e7el\u00ebsave t\u00eb dob\u00ebt dhe ekuivalente t\u00eb enkriptimit (\u00e7el\u00ebsat ekuivalente jan\u00eb ato q\u00eb, ndon\u00ebse kan\u00eb dallime t\u00eb konsiderueshme mes tyre, prodhojn\u00eb krisma identike);<\/li>\n<li>shbridhja \u00ebsht\u00eb e q\u00ebndrueshme dhe af\u00ebrsisht e nj\u00ebjt\u00eb n\u00eb t\u00eb gjitha platformat aktuale (nga 8 deri n\u00eb 64-bit);<\/li>\n<li>optimizimi p\u00ebr sisteme multi-procesor, mb\u00ebshtetje p\u00ebr paralelizimin e operacioneve;<\/li>\n<li>k\u00ebrkesa minimale p\u00ebr kapacitetin e memories operative;<\/li>\n<li>mungesa e kufizimeve p\u00ebr p\u00ebrdorim n\u00eb skenar\u00ebt standard\u00eb (si baz\u00eb p\u00ebr nd\u00ebrtimin e funksioneve t\u00eb heshit, gjenerator\u00ebve t\u00eb numrave rast\u00ebsor\u00eb, etj.);<\/li>\n<li>struktura e algoritmit duhet t\u00eb jet\u00eb e arsyeshme dhe e thjesht\u00eb p\u00ebr t'u kuptuar.<\/li>\n<\/ol>\n<p>\nPika e fundit mund t\u00eb duket e \u00e7uditshme, megjithat\u00eb, n\u00ebse mendoni thell\u00eb, ajo nuk \u00ebsht\u00eb pa kuptim, pasi nj\u00eb algorit\u00ebm i strukturuar mir\u00eb \u00ebsht\u00eb shum\u00eb m\u00eb i leht\u00eb p\u00ebr t'u analizuar, gjithashtu \u00ebsht\u00eb m\u00eb e v\u00ebshtir\u00eb t\u00eb fsheh\u00ebsh nj\u00eb \"backdoor\", me an\u00eb t\u00eb t\u00eb cil\u00ebs zhvilluesi mund t\u00eb fitoj\u00eb qasje t\u00eb pakufizuar n\u00eb t\u00eb dh\u00ebnat e enkriptuara.<\/p>\n<p>Pranimi i aplikacioneve p\u00ebr konkursin Advanced Encryption Standard zgjati nj\u00eb gjysm\u00eb viti. N\u00eb t\u00eb mor\u00ebn pjes\u00eb gjithsej 15 algoritme:<\/p>\n<ol>\n<li>CAST-256, e zhvilluar nga kompania kanadeze Entrust Technologies mbi baz\u00ebn e CAST-128, e krijuar nga Karlaile Adams dhe Stafford Tavares;<\/li>\n<li>Crypton, e krijuar nga kriptologu \u00c7e Hunj Lim nga kompania koreano-jugore Future Systems, e angazhuar n\u00eb fush\u00ebn e siguris\u00eb kibernetike;<\/li>\n<li>DEAL, koncepti i t\u00eb cilit u propozua fillimisht nga matematicieni danez Lars Knudsen, dhe m\u00eb pas ideja e tij u zhvillua nga Richard Outherbridge, i cili gjithashtu dor\u00ebzoi aplikimin p\u00ebr t\u00eb marr\u00eb pjes\u00eb n\u00eb konkurs;<\/li>\n<li>DFC, nj\u00eb projekt i p\u00ebrbashk\u00ebt i Shkoll\u00ebs s\u00eb Lart\u00eb t\u00eb Parisit, Qendr\u00ebs Komb\u00ebtare t\u00eb K\u00ebrkimeve Shkencore t\u00eb Franc\u00ebs (CNRS) dhe korporat\u00ebs t\u00eb telekomunikacionit France Telecom; <\/li>\n<li>E2, e zhvilluar n\u00ebn udh\u00ebheqjen e kompanis\u00eb m\u00eb t\u00eb madhe t\u00eb telekomunikacionit n\u00eb Japoni Nippon Telegraph and Telephone;<\/li>\n<li>FROG, krijim i kompanis\u00eb kostarike Tecnologia Apropriada Internacional;<\/li>\n<li>HPC, ide e kriptologut dhe matematicienit amerikan Richard Shreppel nga Universiteti i Arizon\u00ebs;<\/li>\n<li>LOKI97, e krijuar nga kriptograf\u00ebt australian\u00eb Lawrence Brown dhe Jennifer Seberry;<\/li>\n<li>Magenta, e krijuar nga Michael Jacobson dhe Klaus Huber p\u00ebr kompanin\u00eb gjermane t\u00eb telekomunikacionit Deutsche Telekom AG;<\/li>\n<li>MARS nga IBM, n\u00eb krijimin e t\u00eb cilit mori pjes\u00eb Don Koppersmith \u2014 nj\u00eb nga autor\u00ebt e Lucifer;<\/li>\n<li>RC6, e shkruar nga Ron Rivest, Matt Robshaw dhe Ray Sidney posa\u00e7\u00ebrisht p\u00ebr konkursin AES;<\/li>\n<li>Rijndael, e krijuar nga Vincent Rijmen dhe Johan Daemen nga Universiteti Katolik i Leuvenit;<\/li>\n<li>SAFER+, e zhvilluar nga korporata kaliforniane Cylink s\u00eb bashku me Akademin\u00eb Komb\u00ebtare t\u00eb Shkencave t\u00eb Republik\u00ebs s\u00eb Armenis\u00eb;<\/li>\n<li>Serpent, e krijuar nga Ross Anderson, Eli Biham dhe Lars Knudsen;<\/li>\n<li>Twofish, e zhvilluar nga grupi k\u00ebrkimor i Bruce Schneier mbi baz\u00ebn e algoritmit kriptografik Blowfish, i propozuar nga Bruce q\u00eb n\u00eb vitin 1993.<\/li>\n<\/ol>\n<p>\nPas raundit t\u00eb par\u00eb u p\u00ebrcaktuan 5 finalist\u00eb, mes t\u00eb cil\u00ebve ishin Serpent, Twofish, MARS, RC6 dhe Rijndael. An\u00ebtar\u00ebt e juris\u00eb gjet\u00ebn t\u00eb meta pothuajse te \u00e7do nj\u00eb nga algoritmet e renditura, p\u00ebrve\u00e7 nj\u00ebrit. Kush doli fitues? Le t\u00eb zgjatem pak me intrig\u00ebn dhe fillimisht t\u00eb shqyrtojm\u00eb meritat dhe disavantazhet e \u00e7do nj\u00ebri nga k\u00ebto zgjidhje.<\/p>\n<h3>MARS<\/h3>\n<p>\nN\u00eb rastin e \"per\u00ebndis\u00eb s\u00eb luft\u00ebs\", ekspert\u00ebt v\u00ebn\u00eb n\u00eb dukje identitetin e procedur\u00ebs s\u00eb enkriptimit dhe dekriptimit t\u00eb t\u00eb dh\u00ebnave, megjithat\u00eb k\u00ebtu p\u00ebrfunduan avantazhet e tij. Algoritmi i IBM-s\u00eb doli t\u00eb jet\u00eb befasuesh\u00ebm k\u00ebrkues, q\u00eb e b\u00ebri at\u00eb t\u00eb pap\u00ebrshtatsh\u00ebm p\u00ebr t\u00eb punuar n\u00eb kushte t\u00eb burimeve t\u00eb kufizuara. Kishin v\u00ebrejtur probleme edhe me paralelizimin e llogaritjeve. P\u00ebr funksionimin efikas, MARS kishte nevoj\u00eb p\u00ebr mb\u00ebshtetje harduerike p\u00ebr shum\u00ebzimin 32-bit dhe rotacione me numra t\u00eb ndrysh\u00ebm bitesh, q\u00eb p\u00ebrs\u00ebri e kufizonte list\u00ebn e platformave t\u00eb mb\u00ebshtetur.<\/p>\n<p>MARS gjithashtu doli t\u00eb ishte mjaft i ndjesh\u00ebm ndaj sulmeve n\u00eb baz\u00eb t\u00eb koh\u00ebs dhe konsumit t\u00eb energjis\u00eb, kishte probleme me zgjerimin e \u00e7el\u00ebsave \"n\u00eb fluks\", dhe kompleksiteti i tij i tepruar e v\u00ebshtir\u00ebsonte analizimin e arkitektur\u00ebs dhe krijonte probleme t\u00eb tjera n\u00eb faz\u00ebn e zbatimit praktik. Me fjal\u00eb t\u00eb tjera, p\u00ebrball\u00eb finalist\u00ebve t\u00eb tjer\u00eb, MARS dukej si nj\u00eb autsajder real.<\/p>\n<h3>RC6<\/h3>\n<p>\nAlgoritmi ka trash\u00ebguar nj\u00eb pjes\u00eb t\u00eb transformimeve nga paraardh\u00ebsi i tij, RC5, q\u00eb ishte shqyrtuar me kujdes m\u00eb par\u00eb, duke e ber\u00eb at\u00eb t\u00eb qart\u00eb p\u00ebr ekspert\u00ebt dhe duke eliminuar pranin\u00eb e \"backdoor\". M\u00eb tep\u00ebr, RC6 shfaqi shpejt\u00ebsi rekord t\u00eb p\u00ebrpunimit t\u00eb t\u00eb dh\u00ebnave n\u00eb platformat 32-bit, dhe procedurat e enkriptimit dhe dekriptimit u zbatua n\u00eb m\u00ebnyr\u00eb t\u00eb nj\u00ebjt\u00eb.<\/p>\n<p>Megjithat\u00eb, algoritmi kishte t\u00eb nj\u00ebjtat probleme si ai i p\u00ebrmendur m\u00eb sip\u00ebr MARS: ka k\u00ebtu dhe rrezik p\u00ebr sulme nga kanale t\u00eb jashtme, dhe varshm\u00ebria e performanc\u00ebs nga mb\u00ebshtetje p\u00ebr operacionet 32-bit, si dhe probleme me llogaritjet paralele, zgjerimin e \u00e7el\u00ebsave dhe k\u00ebrkesat p\u00ebr burimet harduerike. P\u00ebr k\u00ebt\u00eb arsye, ai nuk ishte aspak i p\u00ebrshtatsh\u00ebm p\u00ebr t\u00eb fituar.<\/p>\n<h3>Twofish<\/h3>\n<p>\nTwofish rezultoi si doli shpejt dhe ishte mir\u00eb optimizuar p\u00ebr funksionimin n\u00eb pajisje me kapacitete t\u00eb ulta, duke p\u00ebrballuar shk\u00eblqyesh\u00ebm me zgjerimin e \u00e7el\u00ebsave dhe duke ofruar disa variante implementimi, q\u00eb lejonin nj\u00eb adaptim t\u00eb holl\u00eb p\u00ebr detyra t\u00eb caktuara. N\u00eb t\u00eb nj\u00ebjt\u00ebn koh\u00eb, \"dy peshq\" ishin t\u00eb ndjesh\u00ebm ndaj sulmeve p\u00ebrmes kanaleve alternative (n\u00eb ve\u00e7anti, n\u00eb koh\u00eb dhe energji t\u00eb konsumuar), nuk ishin shum\u00eb miq\u00ebsor\u00eb me sistemet shum\u00eb-procesor dhe dalloheshin p\u00ebr kompleksitet t\u00eb tepruar, q\u00eb, p\u00ebr fat t\u00eb keq, ndikoi gjithashtu n\u00eb shpejt\u00ebsin\u00eb e zgjerimit t\u00eb \u00e7el\u00ebsit.<\/p>\n<h3>Serpent<\/h3>\n<p>\nAlgoritmi pati nj\u00eb struktur\u00eb t\u00eb thjesht\u00eb dhe t\u00eb kuptueshme, e cila ndihmonte shum\u00eb n\u00eb auditimin e tij, nuk ishte shum\u00eb k\u00ebrkes\u00eb p\u00ebr fuqin\u00eb e platform\u00ebs hardware, kishte mb\u00ebshtetje p\u00ebr zgjerimin e \u00e7el\u00ebsave \"n\u00eb flak\u00eb\" dhe relativisht leht\u00eb mund t\u00eb modifikohej, gj\u00eb q\u00eb e dallonte nga kund\u00ebrshtar\u00ebt e tij. Megjithat\u00eb, Serpent ishte n\u00eb thelb m\u00eb i ngadalti nga finalist\u00ebt, p\u00ebr m\u00eb tep\u00ebr, procedurat e enkriptimit dhe dekryptimit t\u00eb informacionit ishin thell\u00ebsisht t\u00eb ndryshme dhe k\u00ebrkonin qasje t\u00eb ndryshme p\u00ebr implementim.<\/p>\n<h3>Rijndael<\/h3>\n<p>\nRijndael u praq\u00ebsisht arriti nj\u00eb ideal: algoritmi plot\u00ebsisht p\u00ebrmbushte k\u00ebrkesat e NIST-it, duke mos e l\u00ebn\u00eb pas, por me kombinimin e karakteristikave q\u00eb tejkalonte duksh\u00ebm konkurrent\u00ebt. Disa dob\u00ebsi t\u00eb Rijndael ishin vet\u00ebm dy: nj\u00eb dob\u00ebsi ndaj sulmeve t\u00eb energjis\u00eb n\u00eb procedur\u00ebn e zgjerimit t\u00eb \u00e7el\u00ebsit, q\u00eb \u00ebsht\u00eb nj\u00eb skenar mjaft specifik, dhe disa probleme me zgjerimin e \u00e7el\u00ebsit \"n\u00eb fluks\" (ky mekaniz\u00ebm punonte pa kufij vet\u00ebm p\u00ebr dy konkurrent\u00eb \u2014 Serpent dhe Twofish). P\u00ebr m\u00eb tep\u00ebr, sipas vler\u00ebsimeve t\u00eb ekspert\u00ebve, Rijndael kishte disa rezerva m\u00eb t\u00eb vogla t\u00eb q\u00ebndrueshm\u00ebris\u00eb kriptografike krahasuar me Serpent, Twofish dhe MARS, q\u00eb, megjithat\u00eb, kompenzohej m\u00eb se miri nga q\u00ebndresa ndaj shumic\u00ebs d\u00ebrrmuese t\u00eb llojeve t\u00eb sulmeve me kanale t\u00eb jashtme dhe nj\u00eb spektri t\u00eb gjer\u00eb t\u00eb variant\u00ebve t\u00eb realizimit.<\/p>\n<p>Kategoria<\/p>\n<p><\/p>\n<p>Serpent<\/p>\n<p><\/p>\n<p>Twofish<\/p>\n<p><\/p>\n<p>MARS<\/p>\n<p><\/p>\n<p>RC6<\/p>\n<p><\/p>\n<p>Rijndael<\/p>\n<p><\/p>\n<p>Q\u00ebndrueshm\u00ebria kriptografike<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>Rezerva e q\u00ebndrueshm\u00ebris\u00eb kriptografike<\/p>\n<p><\/p>\n<p>++<\/p>\n<p><\/p>\n<p>++<\/p>\n<p><\/p>\n<p>++<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>Shpejt\u00ebsia e enkriptimit n\u00eb realizim softuerik<\/p>\n<p><\/p>\n<p>&#8212;<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>Shpejt\u00ebsia e zgjerimit t\u00eb \u00e7el\u00ebsit n\u00eb realizim softuerik<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>&#8212;<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>Kartat smart me kapacitete t\u00eb m\u00ebdha<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>&#8212;<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>++<\/p>\n<p><\/p>\n<p>Kartat smart me kapacitete t\u00eb kufizuara<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>&#8212;<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>++<\/p>\n<p><\/p>\n<p>Realizimi harduerik (FPGA)<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>&#8212;<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>Realizimi harduerik (\u00e7ip i specializuar)<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>&#8212;<\/p>\n<p><\/p>\n<p>&#8212;<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>Mbrojtja nga sulmet p\u00ebr koh\u00ebn e ekzekutimit dhe konsumimin e energjis\u00eb<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>&#8212;<\/p>\n<p><\/p>\n<p>&#8212;<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>Mbrojtja nga sulmet p\u00ebr konsumimin e energjis\u00eb gjat\u00eb procedur\u00ebs s\u00eb zgjerimit t\u00eb \u00e7el\u00ebsit<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>&#8212;<\/p>\n<p><\/p>\n<p>Mbrojtja nga sulmet p\u00ebr konsumimin e energjis\u00eb n\u00eb zbatime n\u00eb karta inteligjente<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>&#8212;<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>Mund\u00ebsia e zgjerimit t\u00eb \u00e7el\u00ebsit \"n\u00eb flak\u00eb\"<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>Prania e varianteve t\u00eb zbatimit (pa humbje n\u00eb p\u00ebrputhshm\u00ebri)<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>+<\/p>\n<p><\/p>\n<p>Mund\u00ebsia p\u00ebr llogaritje paralele<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>\u00b1<\/p>\n<p><\/p>\n<p>+<\/p>\n<p>N\u00eb terma t\u00eb karakteristikave, Rijndael i kaloi p\u00ebrheadet p\u00ebr konkurent\u00ebt, k\u00ebshtu q\u00eb rezultati i votimit p\u00ebrfundimtar doli krejt natyrsh\u00ebm: algoritmi fitoi me 86 vota \"p\u00ebr\" dhe vet\u00ebm 10 \"kund\u00ebr\". Serpent zuri vendin e nderit me 59 vota, nd\u00ebrsa Twofish u pozicionua n\u00eb vendin e tret\u00eb: p\u00ebr t\u00eb votuan 31 an\u00ebtar\u00eb t\u00eb juris\u00eb. Pas tyre q\u00ebndroi RC6, q\u00eb fitoi 23 vota, nd\u00ebrsa MARS natyrsh\u00ebm p\u00ebrfundoi n\u00eb fund t\u00eb list\u00ebs, me vet\u00ebm 13 vota \"p\u00ebr\" dhe 83 \"kund\u00ebr\".<\/p>\n<p>M\u00eb 2 tetor 2000, Rijndael u shpall fitues i konkursit AES, duke ndryshuar tradit\u00ebn dhe emrin n\u00eb Standardin Avancuar t\u00eb Enkriptimit, si\u00e7 njihet aktualisht. Procedura e standardizimit zgjati rreth nj\u00eb vit: m\u00eb 26 n\u00ebntor 2001, AES u regjistrua n\u00eb list\u00ebn e standarteve federale p\u00ebr p\u00ebrpunimin e informacionit, duke marr\u00eb indeksin FIPS 197. Algoritmi i ri u vler\u00ebsua lart edhe nga NSA, dhe q\u00eb nga qershori 2003, Agjencia Komb\u00ebtare e Siguris\u00eb e SHBA-s\u00eb e pranoi AES me nj\u00eb \u00e7el\u00ebs 256-bit si mjaft t\u00eb besuesh\u00ebm p\u00ebr sigurimin e dokumenteve t\u00eb kategoris\u00eb 'sekret t\u00eb plot\u00eb'.<\/p>\n<h2>Depozita t\u00eb jashtme WD My Book me mb\u00ebshtetje p\u00ebr enkriptimin e avancuar AES-256<\/h2>\n<p>\n\u0411\u043b\u0430\u0433\u043e\u0434\u0430\u0440\u044f \u0441\u043e\u0447\u0435\u0442\u0430\u043d\u0438\u044e \u0432\u044b\u0441\u043e\u043a\u043e\u0439 \u043d\u0430\u0434\u0435\u0436\u043d\u043e\u0441\u0442\u0438 \u0438 \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0441\u0442\u0438, Advanced Encryption Standard \u0431\u044b\u0441\u0442\u0440\u043e \u043e\u0431\u0440\u0435\u043b \u043c\u0438\u0440\u043e\u0432\u043e\u0435 \u043f\u0440\u0438\u0437\u043d\u0430\u043d\u0438\u0435, \u0441\u0442\u0430\u0432 \u043e\u0434\u043d\u0438\u043c \u0438\u0437 \u0441\u0430\u043c\u044b\u0445 \u043f\u043e\u043f\u0443\u043b\u044f\u0440\u043d\u044b\u0445 \u0432 \u043c\u0438\u0440\u0435 \u0430\u043b\u0433\u043e\u0440\u0438\u0442\u043c\u043e\u0432 \u0441\u0438\u043c\u043c\u0435\u0442\u0440\u0438\u0447\u043d\u043e\u0433\u043e \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0438 \u0432\u043e\u0439\u0434\u044f \u0432 \u0441\u043e\u0441\u0442\u0430\u0432 \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u0430 \u043a\u0440\u0438\u043f\u0442\u043e\u0433\u0440\u0430\u0444\u0438\u0447\u0435\u0441\u043a\u0438\u0445 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a (OpenSSL, GnuTLS, Linux&#8217;s Crypto API \u0438 \u0434\u0440.). \u0412 \u043d\u0430\u0441\u0442\u043e\u044f\u0449\u0435\u0435 \u0432\u0440\u0435\u043c\u044f AES \u0448\u0438\u0440\u043e\u043a\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0432 \u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u044f\u0445 \u043a\u043e\u0440\u043f\u043e\u0440\u0430\u0442\u0438\u0432\u043d\u043e\u0433\u043e \u0438 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c\u0441\u043a\u043e\u0433\u043e \u0443\u0440\u043e\u0432\u043d\u044f, \u0430 \u0435\u0433\u043e \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0440\u0435\u0430\u043b\u0438\u0437\u043e\u0432\u0430\u043d\u0430 \u0432\u043e \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u0435 \u0440\u0430\u0437\u043d\u043e\u043e\u0431\u0440\u0430\u0437\u043d\u044b\u0445 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432. \u0412 \u0447\u0430\u0441\u0442\u043d\u043e\u0441\u0442\u0438, \u0438\u043c\u0435\u043d\u043d\u043e \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0435 \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u0435 AES-256 \u043f\u0440\u0438\u043c\u0435\u043d\u044f\u0435\u0442\u0441\u044f \u0432\u043e \u0432\u043d\u0435\u0448\u043d\u0438\u0445 \u043d\u0430\u043a\u043e\u043f\u0438\u0442\u0435\u043b\u044f\u0445 Western Digital \u0441\u0435\u043c\u0435\u0439\u0441\u0442\u0432\u0430 My Book \u0434\u043b\u044f \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0435\u043d\u0438\u044f \u0437\u0430\u0449\u0438\u0442\u044b \u0441\u043e\u0445\u0440\u0430\u043d\u0435\u043d\u043d\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445. \u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u043f\u043e\u0437\u043d\u0430\u043a\u043e\u043c\u0438\u043c\u0441\u044f \u0441 \u044d\u0442\u0438\u043c\u0438 \u0434\u0435\u0432\u0430\u0439\u0441\u0430\u043c\u0438 \u043f\u043e\u0431\u043b\u0438\u0436\u0435.<\/p>\n<p><img decoding=\"async\" alt=\"Standardi i kodimit AES: historia e lindjes s\u00eb tij\" src=\"\/wp-content\/uploads\/2020\/08\/34206950ac46e6d739c6aaae4cb9733c.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nSeria e disqeve te ngurta WD My Book p\u00ebrfshin gjasht\u00eb modele me kapacitete t\u00eb ndryshme: 4, 6, 8, 10, 12 dhe 14 terabajt, duke ofruar mund\u00ebsin\u00eb p\u00ebr t\u00eb zgjedhur pajisjen q\u00eb p\u00ebrshtatet m\u00eb mir\u00eb me nevojat tuaja. N\u00eb m\u00ebnyr\u00eb t\u00eb paracaktuar, HDD-t\u00eb e jashtme p\u00ebrdorin sistemin e skedar\u00ebve exFAT, duke garantuar p\u00ebrputhshm\u00ebrin\u00eb me nj\u00eb gam\u00eb t\u00eb gjer\u00eb sistemesh operative, p\u00ebrfshir\u00eb Microsoft Windows 7, 8, 8.1 dhe 10, si dhe Apple macOS versioni 10.13 (High Sierra) dhe m\u00eb lart. P\u00ebrdoruesit e OS-s\u00eb Linux kan\u00eb mund\u00ebsin\u00eb p\u00ebr t\u00eb montuar disqin duke p\u00ebrdorur drejtuesin exfat-nofuse.<\/p>\n<p>Lidhja e My Book me kompjuterin b\u00ebhet p\u00ebrmes nj\u00eb nd\u00ebrfaqe t\u00eb shpejt\u00eb USB 3.0, e cila \u00ebsht\u00eb e p\u00ebrputhshme me USB 2.0. Kjo lejon transferimin e skedar\u00ebve me shpejt\u00ebsin\u00eb maksimale t\u00eb mundshme, pasi kapaciteti i USB SuperSpeed \u00ebsht\u00eb 5 Gbit\/s (dmth 640 MB\/s), q\u00eb \u00ebsht\u00eb m\u00ebse e mjaftueshme. Nj\u00ebkoh\u00ebsisht, funksioni i p\u00ebrputhshm\u00ebris\u00eb s\u00eb prapasken\u00ebs siguron mb\u00ebshtetje p\u00ebr pothuajse \u00e7do pajisje t\u00eb prodhuar gjat\u00eb 10 viteve t\u00eb fundit.<\/p>\n<p><img decoding=\"async\" alt=\"Standardi i kodimit AES: historia e lindjes s\u00eb tij\" src=\"\/wp-content\/uploads\/2020\/08\/d1200e78db61afdc5c2ed60a58847156.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nMegjith\u00ebse My Book nuk k\u00ebrkon instalimin e softuer\u00ebve shtes\u00eb fal\u00eb teknologjis\u00eb s\u00eb njohjes dhe konfigurimit automatik t\u00eb pajisjeve Plug and Play, ne ende rekomandojm\u00eb p\u00ebrdorimin e paket\u00ebs tona t\u00eb ve\u00e7ant\u00eb t\u00eb softuerit WD Discovery, e cila vjen e p\u00ebrfshir\u00eb me \u00e7do pajisje.<\/p>\n<p><img decoding=\"async\" alt=\"Standardi i kodimit AES: historia e lindjes s\u00eb tij\" src=\"\/wp-content\/uploads\/2020\/08\/ccd9e3d7fe0c5071265e840b422859af.jpeg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\nPjesa e paket\u00ebs p\u00ebrfshin aplikacionet e m\u00ebposhtme:<\/p>\n<h3>WD Drive Utilities<\/h3>\n<p>\nKy program ofron informacion t\u00eb sakt\u00eb mbi gjendjen aktuale t\u00eb disku duke u bazuar n\u00eb t\u00eb dh\u00ebnat S.M.A.R.T. dhe verifikon hard diskun p\u00ebr sektor\u00eb t\u00eb d\u00ebmtuar. P\u00ebrve\u00e7 k\u00ebsaj, me Drive Utilities mund t\u00eb shkat\u00ebrroni menaxhimin e t\u00eb dh\u00ebnave t\u00eb ruajtura n\u00eb My Book: skedar\u00ebt do t\u00eb fshihen dhe do t\u00eb riparosen plot\u00ebsisht disa her\u00eb, duke e b\u00ebr\u00eb t\u00eb pamundur rikuperimin e tyre pas p\u00ebrfundimit t\u00eb procesit.<\/p>\n<h3>WD Backup<\/h3>\n<p>\nDuke p\u00ebrdorni k\u00ebt\u00eb utilitar, mund t\u00eb konfiguroni kopjimin sipas nj\u00eb orari t\u00eb caktuar. Duhet t\u00eb theksohet se WD Backup mb\u00ebshtet pun\u00ebn me Google Drive dhe Dropbox, duke lejuar zgjedhjen e \u00e7do kombinimi \"burim-shtat\u00eb\" gjat\u00eb krijimit t\u00eb backup-it. K\u00ebshtu, mund t\u00eb konfiguroni transferimin automatik t\u00eb t\u00eb dh\u00ebnave nga My Book n\u00eb cloud ose t\u00eb importoni skedar\u00ebt dhe dosjet e nevojshme nga sh\u00ebrbimet e p\u00ebrmendura, si n\u00eb hard diskun e jasht\u00ebm ashtu edhe n\u00eb kompjuterin lokal. P\u00ebrve\u00e7 k\u00ebsaj, parashikohet mund\u00ebsia p\u00ebr sinkronizim me llogarin\u00eb n\u00eb Facebook, duke lejuar krijimin automatik t\u00eb kopjeve rezerv\u00eb t\u00eb fotografive dhe videove nga profili juaj.<\/p>\n<h3>WD Security<\/h3>\n<p>\nMe k\u00ebt\u00eb utilitar mund t\u00eb kufizoni aksesin n\u00eb ruajt\u00ebs me nj\u00eb fjal\u00ebkalim dhe t\u00eb menaxhoni enkriptimin e t\u00eb dh\u00ebnave. E gjith\u00eb \u00e7far\u00eb duhet t\u00eb b\u00ebni \u00ebsht\u00eb t\u00eb tregoni nj\u00eb fjal\u00ebkalim (maksimumi i cil\u00ebsis\u00eb mund t\u00eb arrij\u00eb deri n\u00eb 25 karaktere), pas s\u00eb cil\u00ebs t\u00eb gjitha informacionet n\u00eb disqet do t\u00eb enkriptohen, dhe vet\u00ebm ata q\u00eb e din\u00eb kodin do t\u00eb ken\u00eb akses n\u00eb skedar\u00ebt e ruajtur. P\u00ebr m\u00eb shum\u00eb komoditet, WD Security lejon krijimin e nj\u00eb liste t\u00eb pajisjeve t\u00eb besuara, t\u00eb cilat, kur lidhen, do t\u00eb \u00e7el\u00ebn automatikisht My Book.<\/p>\n<p>Theksojm\u00eb se WD Security ofron nj\u00eb nd\u00ebrfaqe vizuale t\u00eb leht\u00eb p\u00ebr menaxhimin e mbrojtjes kriptografike, nd\u00ebrsa enkriptimi i t\u00eb dh\u00ebnave realizohet nga vet\u00eb ruajt\u00ebsi i jasht\u00ebm n\u00eb nivelin harduerik. Ky qasje siguron nj\u00eb s\u00ebr\u00eb t\u00eb r\u00ebnd\u00ebsishme avantazhesh, p\u00ebrkat\u00ebsisht:<\/p>\n<ul>\n<li>krijimi i \u00e7elsave t\u00eb enkriptimit \u00ebsht\u00eb p\u00ebrgjegj\u00ebsia e nj\u00eb gjeneratori harduerik t\u00eb numrave t\u00eb rast\u00ebsish\u00ebm, jo e nj\u00eb algoritmi t\u00eb rast\u00ebsish\u00ebm, q\u00eb ndihmon n\u00eb arritjen e nj\u00eb niveli t\u00eb lart\u00eb entropie dhe rrit q\u00ebndrueshm\u00ebrin\u00eb e tyre kriptografike;<\/li>\n<li>gjat\u00eb procesit t\u00eb enkriptimit dhe dekriptimit, \u00e7el\u00ebsat kriptografik\u00eb nuk ngarkohen n\u00eb memorjen RAM t\u00eb kompjuterit, ashtu si nuk krijohen kopje t\u00eb p\u00ebrkohshme t\u00eb skedar\u00ebve t\u00eb p\u00ebrpunuar n\u00eb dosjet e fshehta t\u00eb diskut. Kjo ndihmon n\u00eb minimizimin e mund\u00ebsis\u00eb s\u00eb kapjes s\u00eb tyre;<\/li>\n<li>shpejt\u00ebsia e p\u00ebrpunimit t\u00eb skedar\u00ebve nuk varet nga performanca e pajisjes s\u00eb p\u00ebrdoruesit;<\/li>\n<li>pas aktivizimit t\u00eb mbrojtjes, enkriptimi i skedar\u00ebve do t\u00eb kryhet automatikisht, \u2018n\u00eb flak\u00eb\u2019, pa k\u00ebrkuar veprime shtes\u00eb nga p\u00ebrdoruesi.<\/li>\n<\/ul>\n<p>\nT\u00eb gjitha k\u00ebto garantojn\u00eb sigurin\u00eb e t\u00eb dh\u00ebnave dhe lejojn\u00eb thuajse t\u00eb p\u00ebrjashtohet mund\u00ebsia e vjedhjes s\u00eb informacionit t\u00eb ndjesh\u00ebm. Duke marr\u00eb parasysh mund\u00ebsit\u00eb shtes\u00eb t\u00eb disku, kjo e b\u00ebn My Book nj\u00eb nga magazinat m\u00eb t\u00eb sigurta t\u00eb disponueshme n\u00eb tregun rus.<br \/>\n<br \/>Burimi: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/wd\/blog\/513846\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>C \u043c\u0430\u044f 2020 \u0433\u043e\u0434\u0430 \u0432 \u0420\u043e\u0441\u0441\u0438\u0438 \u0441\u0442\u0430\u0440\u0442\u043e\u0432\u0430\u043b\u0438 \u043e\u0444\u0438\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0435 \u043f\u0440\u043e\u0434\u0430\u0436\u0438 \u0432\u043d\u0435\u0448\u043d\u0438\u0445 \u0432\u0438\u043d\u0447\u0435\u0441\u0442\u0435\u0440\u043e\u0432 WD My Book, \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u044e\u0449\u0438\u0445 \u0430\u043f\u043f\u0430\u0440\u0430\u0442\u043d\u043e\u0435 \u0448\u0438\u0444\u0440\u043e\u0432\u0430\u043d\u0438\u0435 AES \u0441 256-\u0431\u0438\u0442\u043d\u044b\u043c \u043a\u043b\u044e\u0447\u043e\u043c. \u0412 \u0441\u0438\u043b\u0443 \u0437\u0430\u043a\u043e\u043d\u043e\u0434\u0430\u0442\u0435\u043b\u044c\u043d\u044b\u0445 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u0439, \u0440\u0430\u043d\u0435\u0435 \u043f\u043e\u0434\u043e\u0431\u043d\u044b\u0435 \u0443\u0441\u0442\u0440\u043e\u0439\u0441\u0442\u0432\u0430 \u043c\u043e\u0436\u043d\u043e \u0431\u044b\u043b\u043e \u043f\u0440\u0438\u043e\u0431\u0440\u0435\u0441\u0442\u0438 \u043b\u0438\u0448\u044c \u0432 \u0437\u0430\u0440\u0443\u0431\u0435\u0436\u043d\u044b\u0445 \u0438\u043d\u0442\u0435\u0440\u043d\u0435\u0442-\u043c\u0430\u0433\u0430\u0437\u0438\u043d\u0430\u0445 \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u0438\u043a\u0438 \u043b\u0438\u0431\u043e \u043d\u0430 \u00ab\u0441\u0435\u0440\u043e\u043c\u00bb \u0440\u044b\u043d\u043a\u0435, \u043e\u0434\u043d\u0430\u043a\u043e \u0442\u0435\u043f\u0435\u0440\u044c \u043e\u0431\u0437\u0430\u0432\u0435\u0441\u0442\u0438\u0441\u044c \u0437\u0430\u0449\u0438\u0449\u0435\u043d\u043d\u044b\u043c \u043d\u0430\u043a\u043e\u043f\u0438\u0442\u0435\u043b\u0435\u043c \u0441 \u0444\u0438\u0440\u043c\u0435\u043d\u043d\u043e\u0439 3-\u043b\u0435\u0442\u043d\u0435\u0439 \u0433\u0430\u0440\u0430\u043d\u0442\u0438\u0435\u0439 \u043e\u0442 Western Digital \u043c\u043e\u0436\u0435\u0442 \u043b\u044e\u0431\u043e\u0439 \u0436\u0435\u043b\u0430\u044e\u0449\u0438\u0439. [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":90846,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-90845","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"C \u043c\u0430\u044f 2020 \u0433\u043e\u0434\u0430 \u0432 \u0420\u043e\u0441\u0441\u0438\u0438 \u0441\u0442\u0430\u0440\u0442\u043e\u0432\u0430\u043b\u0438 \u043e\u0444\u0438\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0435 \u043f\u0440\u043e\u0434\u0430\u0436\u0438 \u0432\u043d\u0435\u0448\u043d\u0438\u0445 \u0432\u0438\u043d\u0447\u0435\u0441\u0442\u0435\u0440\u043e\u0432 WD My Book, 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P\u00ebr shkak t\u00eb kufizimeve ligjore, m\u00eb par\u00eb, pajisje t\u00eb tilla mund t\u00eb bliheshin vet\u00ebm n\u00eb dyqane elektronike t\u00eb huaja ose n\u00eb tregun \"e err\u00ebt\", por tani cdo kush mund t\u00eb posedoj\u00eb nj\u00eb ruajt\u00ebs t\u00eb sigurt me garancin\u00eb 3-vje\u00e7are t\u00eb mark\u00ebs Western Digital.","canonical_url":"https:\/\/prohoster.info\/sq\/blog\/administrirovanie\/luchshij-v-svoem-klasse-istoriya-poyavleniya-standarta-shifrovaniya-aes","robots":"max-image-preview:large","keywords":"","webmasterTools":{"miscellaneous":""},"schema":null,"og:locale":"sq_AL","og:site_name":"ProHoster | \u041a\u0443\u043f\u0438\u0442\u044c \u043d\u0430\u0434\u0435\u0436\u043d\u044b\u0439 \u0445\u043e\u0441\u0442\u0438\u043d\u0433 \u0434\u043b\u044f \u0441\u0430\u0439\u0442\u043e\u0432 \u0441 \u0437\u0430\u0449\u0438\u0442\u043e\u0439 \u043e\u0442 DDoS, VPS VDS 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