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                         dI;wVj ok;jl d izdkj (Types of Computer Virus)
                     fofHkUu çdkj osQ oaQI;wVj ok;jl gSa tks oaQI;wVj dks vyx&vyx rjhdksa ls laØfer djrs gSaA oaQI;wVj ok;jl dh lcls
                     vf/d Kkr Jsf.k;k¡ gSa %
                        izksxzke iQkby ok;jl                              cwV lsDVj ok;jl
                        eSØks ok;jl                                       bZ&esy ok;jl
                     vkb,] buosQ ckjs esa foLrkj ls tkusaµ

                     izksxzke iQkby ok;jl (Program File Virus)
                     ,d çksxzke iQkby ok;jl] ftls iQkby&laØfer ok;jl (file-infecting virus) osQ :i esa Hkh tkuk tkrk gS] ,d
                     çdkj dk oaQI;wVj ok;jl gS tks fu"iknu (executable) ;ksX; iQkbYl (çksxzke iQkbYl tSls& .exe] .com] .sys] vkfn)
                     dks vuqi;ksxh ;k LFkk;h :i ls {kfrxzLr djus osQ fy, laØfer djrk gSA tc ,d laØfer çksxzke iQkby dks fu"ikfnr
                     fd;k tkrk gS] rks ok;jl dk dksM Hkh fu"ikfnr gksrk gSA ,d ckj ok;jl fu"ikfnr gks tkus osQ ckn] ;g oaQI;wVj dh
                     eseksjh esa lfØ; jgrk gS vkSj vf/d çksxzkeksa dks laØfer dj ldrk gSA dHkh&dHkh] çksxzke iQkby ok;jl dks ^iQkby
                     batsDVj* (File injector) dgk tkrk gSA lcls vf/d Kkr çksxzke iQkby ok;jl ts:lye (Jerusalem) vkSj oSQLosQM

                     (Cascade) gSaA

                     cwV lsDVj ok;jl (Boot Sector Virus)
                     cwV lsDVj ok;jl lcls çfrowQy çdkj osQ oaQI;wVj ok;jl esa ls ,d gS] tks cwV lsDVj ;k gkMZ fMLd ;k ÝykWih fMLd
                     osQ ekLVj cwV fjdkWMZ (,echvkj) dks laØfer djrk gSA ,d ckj tc dksbZ oaQI;wVj flLVe cwV lsDVj ok;jl ls laØfer
                     gks tkrk gS] rks oaQI;wVj ls tqM+h dksbZ Hkh fMLd laØfer gks tk,xhA lcls vf/d Kkr cwV lsDVj ok;jl ekbdy,atyks

                     (Michelengelo) vkSj LVksaM (Stoned) gSaA

                     eSØks ok;jl (Macro Virus)
                     eSØks ok;jl ,d ,slk oaQI;wVj ok;jl gS] ftls eq[; :i ls ,d fof'k"V çdkj osQ nLrkostksa tSls ,e,l oMZ ;k ,e,l
                     ,Dlsy iQkbyksa dks laØfer djus osQ fy, fMtkbu fd;k x;k gSA ;fn ge eSØks ok;jl ls laØfer nLrkost •ksyrs
                     gSa] rks eSØks ok;jl eseksjh esa lfØ; gks tkrk gS vkSj vU; nLrkostksa dks laØfer djuk 'kq: dj nsrk gSA dHkh&dHkh]
                     eSØks ok;jl mi;ksxdrkZ ,Mªsl cqd esa yksxksa dks bZ&esy layXu djosQ •qn Hkstrk gSA esfylk (Melissa) vkSj cCykl

                     (Bablas) lcls vf/d Kkr eSØks ok;jl gSaA

                     bZ&esy ok;jl (E-mail Virus)
                     bZ&esy ok;jl ,d çdkj dk oaQI;wVj ok;jl gS] tks bZ&esy lans'kksa osQ ekè;e ls ,d oaQI;wVj ls nwljs oaQI;wVj esa lapkfjr
                     gksrk gSA oqQN bZ&esy ok;jl bZ&esy lans'k osQ lkFk ,d laØfer vuqyXud osQ :i esa Hkh çsf"kr fd, tk ldrs gSaA tc dksbZ
                     mi;ksxdrkZ laØfer bZ&esy ;k vVSpesaV •ksyrk gS rks ;g eseksjh esa lfØ; gks tkrk gSA ;g cgqr vklku yxrk gS ysfdu
                     ,d bZ&esy ok;jl iQkbyksa dks feVk ldrk gS] lwpukvksa dks u"V dj ldrk gS vkSj oaQI;wVj ozSQ'k dk dkj.k cu ldrk gSA

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                          dI;wVj ok;jl ls dls laØfer gksrk gS\ (How Does a Computer Get Infected with Virus?)
                     oaQI;wVj ok;jl dbZ rjg ls iSQyrk gSA muesa ls oqQN gSa %
                         ok;jl ls laØfer lhMh@isu Mªkbo dk mi;ksx djukA
                         ,d laØfer bZ&esy vVSpesaV •ksyukA

                         baVjusV] isu Mªkbo] lhMh ;k MhohMh ls fdlh laØfer çksxzke dks MkmuyksM djukA
                         ,d laØfer çksxzke pykuk (tks ,d xse] LØhu lsoj vkfn gks ldrk gS)
                         LFkkuh; oaQI;wVj usVooZQ osQ ekè;e lsA

                                                                                                       oaQI;wVj ok;jl  27

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