Lub antivirus ua haujlwm li cas:
Antivirus cov kev pab cuam yog cov khoom muaj zog ntawm software uas yog qhov tseem ceeb ntawm Windows computers. Yog hais tias koj twb puas tau xav li cas antivirus software ntes cov kab mob, lawv ua dab tsi ntawm koj lub computer, thiab seb koj yuav tsum tau khiav ib txwm system scans koj tus kheej, nyeem rau.
Antivirus software yog ib feem tseem ceeb ntawm ntau txheej txheej kev ruaj ntseg zoo - txawm tias koj yog ib tus neeg siv smartphone, qhov tsis tu ncua ntawm browser qhov tsis zoo. thiab plugins thiab system Kev khiav haujlwm Windows nws tus kheej ua rau kev tiv thaiv kab mob tseem ceeb.
Tshawb xyuas thaum tuaj txog
Antivirus khiav hauv keeb kwm yav dhau ntawm koj lub computer, luam theej txhua cov ntaub ntawv koj qhib. Qhov no feem ntau hu ua on-access scanning, scanning keeb kwm yav dhau, scanning neeg nyob, tiv thaiv lub sij hawm, los yog lwm yam, nyob ntawm seb koj antivirus.
Thaum koj nyem ob npaug rau EXE cov ntaub ntawv, nws yuav tshwm sim tias qhov program pib tam sim ntawd - tab sis nws tsis ua. Lub antivirus scans qhov kev pab cuam ua ntej, thiab sib piv nws Kab mob, kab mob, thiab lwm yam malware paub. Lub antivirus kuj tseem ua "heuristic", scanning cov kev pab cuam rau hom kev coj cwj pwm phem uas yuav qhia tau tus kab mob tshiab, tsis paub.
Antivirus software kuj kuaj xyuas lwm hom ntaub ntawv uas tuaj yeem muaj cov kab mob. Piv txwv li, nws yuav muaj .zip archive cov ntaub ntawv muaj cov kab mob compressed, los yog muaj Cov ntaub ntawv lo lus ntawm ib qho teeb meem macro. Cov ntaub ntawv raug luam tawm thaum twg lawv siv - piv txwv li, yog tias koj rub tawm EXE cov ntaub ntawv, nws yuav raug tshuaj xyuas tam sim ntawd, txawm tias ua ntej koj qhib nws.
Tej zaum Siv lub antivirus yam tsis muaj kev nkag mus rau hauv scan Txawm li cas los xij, qhov no feem ntau tsis yog ib lub tswv yim zoo - cov kab mob uas siv qhov tsis zoo hauv software yuav tsis raug kuaj pom los ntawm lub scanner. Tom qab koj lub kaw lus tau kis tus kab mob, nws yog Nws yog qhov nyuaj rau tshem nws . (Nws kuj nyuaj Xyuas kom meej tias malware raug tshem tawm tag nrho .)
Kev kuaj xyuas tag nrho
Vim hais tias ntawm kev nkag mus rau scanning, nws tsis yog feem ntau yuav tsum tau ua tag nrho system scans. Yog tias koj rub tawm tus kab mob rau hauv koj lub computer, koj lub antivirus yuav pom tam sim ntawd - koj tsis tas yuav pib lub scan ua ntej.
Txawm li cas los xij, tag nrho cov tshuab scans tuaj yeem ua tau Muaj txiaj ntsig rau qee yam. Kev luam theej duab tag nrho yog qhov muaj txiaj ntsig thaum koj nyuam qhuav teeb tsa lub antivirus - nws ua kom ntseeg tau tias tsis muaj kab mob lurking hauv koj lub computer. Feem ntau cov kev pab cuam antivirus ua Teem teem caij scans ntawm tag nrho cov system , feem ntau ib zaug ib lub lim tiam. Qhov no ua kom ntseeg tau tias cov ntaub ntawv txhais cov kab mob tshiab yog siv los luam theej koj lub cev rau cov kab mob latent.
Cov kev kuaj xyuas tag nrho no tseem tuaj yeem pab tau thaum kho lub computer. Yog tias koj xav kho lub khoos phis tawj uas twb muaj tus kab mob lawm, nws yog ib lub tswv yim zoo los ntxig nws lub hard drive rau hauv lwm lub khoos phis tawj thiab ua tag nrho cov kab ke scan rau cov kab mob (yog tias tsis ua). ua tiav reinstall Windows). Txawm li cas los xij, feem ntau koj tsis tas yuav khiav tag nrho cov kab ke scan thaum lub antivirus tiv thaiv koj tiag tiag - nws yeej ib txwm luam theej duab hauv keeb kwm yav dhau thiab ua nws cov cheb ntawm tag nrho cov kab ke.
Tus kab mob txhais
Antivirus software tso siab rau tus kab mob cov ntsiab lus txhawm rau txheeb xyuas malware. Tias yog vim li cas nws cia li rub tawm cov tshiab thiab hloov kho tshiab - ib zaug ib hnub lossis ntau zaus. Cov ntaub ntawv txhais lus muaj kos npe ntawm cov kab mob thiab lwm yam malware ntsib hauv cov tsiaj qus. Thaum lub software antivirus scans ib cov ntaub ntawv thiab ceeb toom tias cov ntaub ntawv phim ib tug paub piece ntawm malware, lub antivirus software kaw cov ntaub ntawv, muab tso rau hauv lub " rwb thaiv tsev ” Nyob ntawm koj qhov chaw tiv thaiv kab mob, cov tshuaj tiv thaiv kab mob tuaj yeem tshem tawm cov ntaub ntawv txiav lossis koj tuaj yeem tso cai rau cov ntaub ntawv khiav ib txwm - yog tias koj ntseeg siab tias nws yog qhov tsis zoo.
Cov tuam txhab tiv thaiv kab mob yuav tsum tau ua raws li cov malware tshiab tas li, thiab tso tawm cov ntsiab lus hloov tshiab uas kom ntseeg tau tias malware raug kuaj pom los ntawm lawv cov software. Antivirus labs siv ntau yam cuab yeej los disassemble thiab khiav cov kab mob hauv Sandboxes Thiab muab cov kev hloov kho raws sij hawm kom ntseeg tau tias cov neeg siv raug tiv thaiv los ntawm malware tshiab.
kev xav
Antivirus software kuj siv heuristics thiab tshuab kawm. Cov qauv kev kawm tshuab tau tsim Los ntawm kev tshuaj xyuas ntau pua lossis ntau txhiab tus kab mob malware kom pom cov yam ntxwv sib xws lossis kev coj cwj pwm. Lub suite tso cai rau lub antivirus program los txheeb xyuas cov tshiab lossis hloov kho hom malware, txawm tias tsis muaj kab mob txhais cov ntaub ntawv. Piv txwv li, yog tias koj lub antivirus ceeb toom tias ib qho kev pab cuam khiav hauv koj lub cev tab tom sim qhib txhua cov ntaub ntawv EXE ntawm koj lub cev, thiab kis nws los ntawm kev sau ib daim ntawv theej ntawm qhov kev zov me nyuam rau hauv nws, lub antivirus tuaj yeem ntes tau qhov kev zov me nyuam tshiab, tsis paub. hom kab mob.
Tsis muaj antivirus zoo meej. Heuristics nruj heev - lossis tsis raug kev cob qhia tshuab kev kawm qauv - tuaj yeem ua yuam kev kos cim zoo li software zoo li malware.
Qhov zoo tsis tseeb
Vim tias muaj ntau cov software tawm muaj, software antivirus tej zaum yuav qee zaum hais tias cov ntaub ntawv yog tus kab mob thaum, qhov tseeb, nws yog cov ntaub ntawv muaj kev nyab xeeb tag nrho. Qhov no yog hu ua " cuav zoo. Qee zaum, cov tuam txhab tiv thaiv kab mob ua yuam kev xws li txheeb xyuas cov ntaub ntawv Windows system, cov software thib peb nrov, lossis lawv tus kheej cov ntaub ntawv tiv thaiv kab mob ua cov kab mob. Cov kev tsis zoo no tuaj yeem ua rau cov neeg siv cov tshuab ua rau puas tsuaj - cov kev ua yuam kev no feem ntau xaus rau hauv cov xov xwm, xws li thaum Microsoft Security Essentials txheeb xyuas Google Chrome tias yog tus kab mob, AVG tau ua txhaum 64-ntsis versions ntawm Windows 7, lossis Sophos txheeb xyuas nws tus kheej li software Harmful.
Heuristics kuj tseem tuaj yeem nce tus nqi ntawm qhov tsis zoo. Ib qho kev pab cuam tiv thaiv kab mob yuav pom tau tias ib qho kev pab cuam zoo ib yam li malware thiab ua yuam kev rau tus kab mob.
txawm li cas los xij, Cov txiaj ntsig tsis zoo yog qhov tsis tshua muaj nyob rau hauv ib txwm siv . Yog tias koj lub antivirus hais tias cov ntaub ntawv tsis zoo, feem ntau koj yuav tsum ntseeg nws. Yog tias koj tsis paub meej tias cov ntaub ntawv yog tus kab mob tiag tiag, koj tuaj yeem sim upload nws rau VirusTotal (uas yog tam sim no muaj los ntawm Google). VirusTotal scans cov ntaub ntawv nrog ntau yam khoom siv tshuaj tiv thaiv kab mob sib txawv thiab qhia koj tias txhua tus hais dab tsi txog lawv.
kuaj xyuas tus nqi
Cov kev pab cuam antivirus sib txawv muaj qhov sib txawv ntawm qhov kev kuaj pom, thiab ob qho tib si cov ntsiab lus ntawm tus kab mob thiab cov txheej txheem inference ua rau muaj qhov tsis sib xws. Qee lub tuam txhab tiv thaiv kab mob yuav muaj txiaj ntsig zoo dua thiab tso tawm ntau dua cov ntsiab lus ntawm tus kab mob dua li lawv cov neeg sib tw, uas ua rau muaj kev tshawb pom ntau dua.
Qee lub koom haum tsis tu ncua sim cov kev pab cuam tiv thaiv kab mob sib txawv, sib piv lawv cov kev kuaj pom hauv kev siv tiag tiag. AV-Comparitives tau tshaj tawm Cov kev tshawb fawb tsis tu ncua sib piv lub xeev tam sim no ntawm kev kuaj pom tus kab mob. Kev tshawb pom tus nqi zoo li hloov pauv lub sijhawm - tsis muaj ib qho khoom zoo tshaj plaws yog ib txwm ua ntej ntawm qhov nkhaus. Yog tias koj tab tom nrhiav tiag tiag kom paub seb koj lub antivirus software zoo npaum li cas thiab qhov twg yog qhov zoo tshaj plaws, kev tshawb nrhiav tus nqi yog qhov chaw saib.
Antivirus software xeem
Yog tias koj puas xav sim yog tias koj lub antivirus ua haujlwm zoo, koj tuaj yeem siv EICAR test file . Cov ntaub ntawv EICAR yog ib txoj hauv kev los ntsuas cov software tiv thaiv kab mob - nws tsis yog qhov txaus ntshai tiag tiag, tab sis cov kev pabcuam tiv thaiv kab mob ua haujlwm zoo li nws txaus ntshai, thiab txheeb xyuas nws tias yog tus kabmob. Qhov no tso cai rau koj sim cov lus teb antivirus yam tsis siv tus kab mob nyob.
Cov khoos kas tiv thaiv kab mob yog cov software nyuaj, thiab cov phau ntawv tuab tuaj yeem sau rau ntawm cov ncauj lus - tab sis, cia siab tias, kab lus no ua rau koj paub txog cov hauv paus.
