Computers, Ntaub ntawv technology
Yuav ua li cas yog ib tug kab mob nyob rau hauv lub computer
Tej zaum tsis muaj tsis muaj xws li tus neeg uas yuav tsis paub dab tsi ib tug kab mob no. Txias caij nplooj zeeg thiab lub caij ntuj no txias - li ib txwm lub sij hawm rau tus kab mob no cov kab mob. High lub cev kub, tsis loj hlob - tag nrho cov no yog heev li ib txwm thiab paub. Cov kws kho mob tau ntev dealt nrog cov nqe lus nug ntawm yog dab tsi ib tug kab mob no. Qhov no yog qhov nyuaj sia, ua rau cov kab mob ntawm tes rau cov me nyuam lawv nws tus kheej daim ntawv. Nyob rau hauv qhov tseeb, lub cell nws tus kheej unwittingly pib tsim tshiab tiam ntawm cov thawj tus kab mob no. Los ntawm kev kawm dab tsi tus kab mob no, feem ntau them mloog hais tias nws cov qauv yog li ntawd txheej thaum ub uas nws nws tus kheej zoo li ib tug sia yuav muab piv rau ib qho computer program .... Xwb, lub analogy yog kom meej meej pom. Tej khiav qhov kev pab cuam "ua" computer Cheebtsam khiav lag luam nyob rau hauv raws li cov xav li cas ntawm lub programmer uas tsim nws. Nws yog ib qhov kev zoo sib thooj yog vim li cas, vim hais tias cov neeg uas ib feem me me ntawm cov code tau raug hu ua ib tug kab mob computer.
Koj muaj peev xwm feem ntau hnov cov lus "laptop khaws ib tug kab mob." Qhov no txhais li cas? Cia saib ib tug heev teeb meem. Thaum tus tswv ntawm lub laptop tuaj ib tug thiab coj rau ib tug flash drive rau ib co lus qhia, downloaded ntawm lub Internet. Qhov no yuav ua tau ib qho kev pab, neeg tsav tsheb, system tsev qiv ntawv. Tus neeg no tsis txawm xav tias cov binary daim ntawv thov ib tug neeg tau ntxiv ib tug me me seem ntawm executable code. Khiav ib tug hloov cov ntaub ntawv, tus neeg siv yuav xa cov processor ua cia li ob pab no - qhov yooj yim thiab ntxiv discreet. Khoos phib tawj tus kab mob no - nws yog ib lub zoo heev additive. Ib qho tseem ceeb point: nws lag luam tsis manifest nws tus kheej outwardly. Thawj lub ntxiv code thiab xwb ces - lub ntsiab yooj. Ib zaug nyob rau lub cim xeeb, tus kab mob no feem ntau yog pib clone nws tus kheej, attributing nws daim ntawv mus rau lwm cov ntaub ntawv rau tag nrho cov muaj nyob rau hauv xov xwm. Heev sai sai no, tag nrho cov ntaub ntawv yog kis tau tus mob. Tej tu tub tu kiv yog tsim nyog los txo cov kev pheej hmoo ntawm raug rhuav tshem thiab ua qhov yuav tshwm tis. Qhov no theem yog heev ceev ceev thiab lig unnoticed.
Lub ntxiv txoj hmoo ntawm no ntxiv kev pab cuam nyob rau hauv lub hom phiaj uas ua rau nws tsim txom cov neeg. Tag nrho cov daim ntawv teev cov yam ntxwv daim ntawv teev yog pointless, vim hais tias cov teeb meem yuav ua tau heev ntau haiv neeg. Nyob rau hauv kev, koj yuav tau qhia kom meej qhov yooj yim qhia, uas muaj peev xwm paub tus kab mob no:
- yuav ua lub computer rau kev ua tau zoo: CPU load txom xam uas ua rau freezes, cua sov, failures; kev puas tsuaj ntawm ib qho tseem ceeb system cov ntaub ntawv, tsis tau koj mus rau reinstall koj operating system, thiab lwm yam.;
- pib ntawm xa network packets: lub computer ib feem ntawm ib tug botnet;
- Yog leejtwg tub sab: nkag codes mus rau tej qhov chaw, bank accounts;
- xa emails advertising.
Tom qab lub reboot, tus kab mob no twb pib nyob rau lawv tus kheej thiab pib lawv ua hauj lwm. Obviously, cov teebmeem yog undesirable rau cov neeg siv, yog li ntawd, dej num raws li siab phem.
Nyob rau hauv lub saum toj no piv txwv qhia txog cov ntaub ntawv kab mob. Dhau li lawv muaj lwm leej lwm nrog txawv hais tawm txoj kev. Piv txwv li, nyuam qhuav muaj tau ib tug tiag tiag phaum mob ntawm cov kab mob kis tau computers los ntawm autorun mechanism (autorun). Nyob rau hauv txhua rooj plaub, tus neeg siv uas lub computer muaj tus kab mob tus kab mob no, sau qhov uas yuav ntawm tsis tsuas yog poob rau lub sij hawm rau reinstall tag nrho cov kev pab cuam, tab sis kuj tsis tau lawv tus kheej nyiaj, uas ib tug attacker yuav muab txhais mus rau hauv lawv cov nyiaj, paub txog cov lis dej num thiab passwords rau kev nkag mus.
Yuav kom saib lub ntsab lug, peb teb rau lo lus nug ntawm yog dab tsi yog ib tug kab mob no. Qhov no yog feem ntau computer program khiav tsis muaj tus neeg siv kev paub thiab sau rau ib tug computer pliaj ua. Yuav kom tiv thaiv kab mob yog tsim nyog rau nruab tshwj xeeb software rau koj lub computer - antivirus cov kev pab cuam.
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