Ib Khau Taws Xim Tus Kab Mob Tiv Thaiv Kev Siv Thaum Pib
Ib qho nyuaj tsav yog muaj ntau yam thiab cov pawg ntawm cov ntu, uas yuav raug sib cais los ntawm ib yam khoom hu ua kev faib tawm. Txhawm rau nrhiav tag nrho cov ntaub ntawv kis mus thoob plaws cov theem no, cov khau raj ua haujlwm tau ua haujlwm nrog Dewey Decimal system. Txhua tus hard disk kuj muaj tus Master Boot Record (MBR) uas nrhiav tau thiab sau thawj ntawm cov kev khiav hauj lwm tsim cov ntaub ntawv tsim nyog los pab ua haujlwm ntawm lub disk.
Thaum nyeem ib disk, nws ua ntej thov MBR, uas tom qab ntawd hla kev tswj hwm ntawm lub khau raj, uas yog muab cov ntaub ntawv tseem ceeb hais txog dab tsi nyob rau ntawm daim disk thiab nws nyob qhov twg. Lub khau boot sector kuj tswj xyuas cov ntaub ntawv uas qhia txog hom thiab version ntawm qhov kev khiav hauj lwm uas cov disk tau muab teev nrog.
Obviously, ib khau boot sector los yog MBR tus kab mob uas cuam tshuam qhov chaw ntawm lub disk txo nws hwj tag nrho cov lag luam ntawm qhov disk uas muaj teeb meem.
Lus Cim : Ib qho kev tiv thaiv kab mob khoob pob txha yog ib hom kab mob hauv cov kab mob rootkit , thiab cov ntsiab lus no feem ntau siv sib pauv.
Ntaus Ntaus Ntaus Khaub Ncaws Soj Ntsuam
Thawj kab mob khau raj kab thawj zaug tau pom nyob rau hauv 1986. Dubbed Brain, tus kab mob hauv originated hauv Pakistan thiab ua haujlwm nyob rau hauv tas nrho-hom mob, infecting 360-Kb ntog.
Tej zaum qhov feem ntau ntawm cov kab mob ntawm cov kab mob no yog tus kab mob hu ua Michelangelo nyob rau lub Peb Hlis 1992. Michelangelo yog ib qho MBR thiab khau raj kab mob uas muaj lub voj voog 6 lub hlis dhau los uas sau tau cov kev ntsuas tseem ceeb. Michelangelo yog thawj tus kab mob uas ua rau thoob ntiaj teb xov xwm.
Yuav ua li cas Boot Sector Virus Spread
Cov kab mob khau raj feem ntau yog kis ntawm lwm qhov tawm, xws li kab mob USB lossis lwm yam xws li CD lossis DVD. Qhov no feem ntau tshwm sim thaum cov neeg siv tawm hauv kev tawm hauv kev tsav tsheb. Thaum lub kaw lus pib tom ntej no, tus kab mob ua rau lub cev ntes thiab khiav tam sim ntawd yog ib qho ntawm MBR. Tshem tawm xov xwm sab nraud ntawm qhov no tsis rho tawm tus kab mob no.
Lwm txoj kev ntawm hom kab mob no muaj peev xwm tuav tau los ntawm email attachments uas muaj khau raj kab mob. Thaum qhib, tus kab mob txuas rau lub tshuab computer thiab tej zaum tseem yuav siv cov neeg siv daim ntawv teev npe xa tawm xa tawm ntawm nws tus kheej mus rau lwm tus.
Cov tsos mob ntawm tus kab mob khau voos
Nws yog ib qho nyuaj rau koj paub yog tias koj tau kis kab mob los ntawm hom kab mob no.Hauv lub sij hawm, txawm li ntawd los, tej zaum koj yuav muaj teeb meem cov ntaub ntawv rov qab los yog muaj cov ntaub ntawv kiag li ploj. Koj lub computer yuav tsis tau pib, nrog rau cov lus yuam kev "Invalid boot disk" lossis "Invalid system disk."
Tsis txhob cia ib tug khau raj kab mob
Koj tuaj yeem siv cov kauj ruam ua kom tsis txhob muaj kab mob hauv paus los yog khau raj.
- Kev Vam Npe : Obviously, thawj theem ntawm kev tiv thaiv cov kab mob yog vigilance: Tsis txhob tso tawm tsis paub xov xwm rau hauv koj lub computer, thiab paub qab hau txog email dag, attachments thiab downloads.
- Cov cuab yeej tiv thaiv Anti-Virus : Ib yam li tseem ceeb, txawm li cas los xij, yog kev tiv thaiv los ntawm kev siv lub kab mob voos thiab kev tiv thaiv kab mob. Windows 10 ships nrog lub qhov rais nrog, thaum ntxov versions ntawm qhov rais xov nrog Microsoft Security Essentials. Microsoft pom zoo rau tsiv mus rau Qhov Taw Qhaib rau cov laus qhov rais versions. Tsis tas li ntawd, ob peb yam khoom zoo thiab dawb los ntawm cov cuab yeej muaj, xws li Malwarebytes thiab AdwCleaner thiab McAfee thiab Norton heev, thiab lwm cov. I do not know
- Lus Cim : Tsis txhob khiav ob qho tib si tiv thaiv kev tiv thaiv kab mob tib lub sij hawm vim hais tias ib tug yuav lov tes taw rau lwm tus. Yog tias koj xav siv ntau daim ntawv sau npe, lov tes taw ua ntej ua lwm yam.
- Software Updates : Khaws koj software tshiab vim hais tias software developers tsis tu ncua thaj ua rau thaj thiab txhim kho rau qhov kev nyab xeeb qhov uas tau ua txhaum ntawm hackers thiab kab mob.
- Backups : Ua tsis tsuas yog backups cov ntaub ntawv, tab sis ib lub pob rho pob disk backup yuav pab tau koj rov qab thaum muaj ib qhov khau raj los yog tus kab mob rootkit. Thaum no tsis yog qhov kev tiv thaiv zoo, nws yuav tsum tau ua ua ntej koj kis tus kab mob.
Recovering los ntawm khau raj Sector
Vim hais tias boot sector kab mob tej zaum yuav muaj encrypted lub khau raj sector, lawv yuav tsis yooj yim kom zoo los ntawm.
Ua ntej, sim khau raj hauv lub stripped-down zoo hom . Yog tias koj tuaj yeem nkag tau rau hauv hom kev nyab xeeb, koj tuaj yeem khiav koj cov kev pabcuam los tiv thaiv kab mob los sim ua kom kis tus kab mob no.
Qhov kev tiv thaiv ntawm qhov rais tam sim no tseem muaj qhov "offline" version uas nws yuav qhia koj mus download tau thiab khiav yog tias nws tsis tuaj yeem tshem kab mob. Qhov Web browser Defender yog pab tau rau thaum hais lus rootkit thiab khau boots sector virus vim nws tshuaj xyuas koj lub computer thaum lub qhov rais tsis tau khiav - lub ntsiab lus uas tus kab mob tsis khiav, yog li. Koj tuaj yeem tso ncaj qha rau lub chaw tso dej los ntawm kev mus rau Chaw , Hloov tshiab & Kev Ruaj Ntseg , thiab tom qab ntawd Windows Defender . Xaiv Select Scan Offline .
Yog tias tsis muaj tus tiv thaiv kab mob software tiv thaiv, cais tawm lossis cais tawm tus kab mob, koj yuav tsum tau kho koj cov tawv disk kom tiav raws li qhov chaw kawg.
Hauv qhov no, koj yuav zoo siab koj tsim backups!