BadRabbit thiab lwm yam kab mob ransomware: yuav ua li cas tiv thaiv koj tus kheej thiab koj lub lag luam

2024 Tus sau: Malcolm Clapton | [email protected]. Kawg hloov kho: 2023-12-17 03:58

Cov tuam txhab thiab cov neeg siv Is Taws Nem thaum kawg tau paub txog qhov txaus ntshai los ntawm kev tawm tsam cyber thiab tau pib ua cov kauj ruam los tiv thaiv lawv cov ntaub ntawv. Txawm li cas los xij, sai dua lossis tom qab, cov neeg nyiag nkas yuav pom qhov tsis zoo tshiab - nws tsuas yog lub sijhawm xwb.

Nws yog ib qho tsim nyog kom paub txog qhov kev tawm tsam hauv lub sijhawm thiab pib ua. Qhov no yog ib qho tseem ceeb heev vim hais tias ib tug tshiab hacking technology tau tshwm sim hu ua fileless cyberattack.

Nrog rau txoj kev tshiab, hackers tuaj yeem hla cov software tiv thaiv kab mob thiab cov tuam txhab firewalls yam tsis muaj leej twg pom qhov ua txhaum cai. Cov thev naus laus zis tshiab yog qhov txaus ntshai vim tias tus neeg nyiag nkag nkag mus hauv lub tuam txhab network yam tsis siv cov ntaub ntawv tsis zoo.

Tus neeg tawm tsam tuaj yeem nkag tau yooj yim nkag mus rau lub khoos phis tawj thiab tswj hwm tag nrho cov haujlwm ua haujlwm los ntawm kev siv qhov tsis zoo hauv software. Thaum tus neeg nyiag nkag nkag mus rau hauv lub network, nws yuav txhaj cov lej uas tuaj yeem rhuav tshem lossis nyiag cov ntaub ntawv rhiab yam tsis tau tawm ntawm qhov chaw. Ib tug hacker tuaj yeem, piv txwv li, tswj cov cuab yeej ua haujlwm xws li Windows Management Instrumental lossis PowerShell.

Quet Risk

Txawm hais tias muaj kev vam meej hauv kev tiv thaiv cyber, hacking thev naus laus zis tab tom txhim kho ntawm qhov kev kub ceev uas lawv tso cai rau hackers hloov kho thiab hloov lawv cov tswv yim ntawm ya.

Fileless cyberattacks tau nce ntau lub hlis dhau los, uas yog qhov txaus ntshai heev. Lawv qhov tshwm sim tuaj yeem ua rau muaj kev puas tsuaj ntau dua li kev quab yuam yooj yim.

Lub Chaw Tswj Xyuas Prudential ntawm Bank of England tau hu cov kev tawm tsam no "kev pheej hmoo ntsiag to." Cov neeg tom qab kev tawm tsam muaj lub hom phiaj sib txawv: kom nkag mus rau cov cuab yeej txawj ntse, cov ntaub ntawv tus kheej, lossis cov ntaub ntawv tseem ceeb.

Cov neeg uas tsim cov software tiv thaiv kab mob tej zaum yuav tsis xav tsis thoob tias cov neeg nyiag nkas tau tuaj nrog txoj hauv kev zoo li no. Nws tso cai rau koj los tawm tsam yam tsis siv cov ntaub ntawv executable. Tom qab tag nrho, cov txiaj ntsig zoo sib xws tuaj yeem ua tiav los ntawm kev txhaj tshuaj tsis zoo rau hauv PDF lossis Word cov ntaub ntawv feem ntau.

Tuam txhab uas muag thiab cov koom haum uas khiav ib tug outdated operating system yog xyaum thov kom raug tawm tsam. Cov kev khiav hauj lwm qub tsis tau txais kev txhawb nqa los ntawm cov chaw tsim khoom thiab tsis hloov kho cov software antivirus. Nws mus yam tsis tau hais tias thaum software nres tso tawm tshiab, lub khoos phis tawj dhau los ua lub hom phiaj yooj yim rau hackers.

Kev tiv thaiv

Nws tau ntev lawm tsis tuaj yeem cia siab rau txoj kev tiv thaiv qub. Yog tias cov koom haum xav tawm tsam cov kev tawm tsam tshiab, lawv yuav tsum tsim cov cai sab hauv los txo cov kev pheej hmoo ntawm kev tawm tsam tsis muaj ntaub ntawv.

Yog li ntawm no yog yuav ua li cas.

• Kev nqis peev hauv cov cuab yeej kev ruaj ntseg yooj yim xws li kev ua tau zoo kawg-rau-kawg encryption, ob-factor authentication, thiab software antivirus tshiab nrog kev hloov tshiab tsis tu ncua. Ua tib zoo saib xyuas kev tshawb nrhiav qhov tsis zoo hauv lub tuam txhab kev ruaj ntseg hauv computer.
• Cov kev pab cuam qub qub thiab faulty antivirus tsis muaj txiaj ntsig hauv feem ntau. Piv txwv li, tsuas yog 10 tawm ntawm 61 antiviruses tuaj yeem nres NotPetya nres.
• Cov cai yuav tsum tau tsim los tswj thiab txwv tsis pub nkag mus rau cov kev tswj hwm ntawm cov neeg ua haujlwm hauv tuam txhab.

Nco ntsoov tias tsis muaj kev paub txog kev hem thawj kev nyab xeeb uas twb muaj lawm tuaj yeem ua rau muaj kev puas tsuaj rau lub koom haum. Cov ntaub ntawv hais txog cov xwm txheej ntawm kev tawm tsam tsis muaj ntaub ntawv yuav tsum tau tshaj tawm hauv xov xwm, blogs, ntawm lub vev xaib raug cai ntawm lub tuam txhab, txwv tsis pub peb yuav ntsib lwm qhov kev tawm tsam loj, xws li WannaCry.

Txawm li cas los xij, txhua lub koom haum thiab cov tuam txhab yuav tsum nkag siab tias kev nyiag nkas thev naus laus zis tau txhim kho tas li thiab nws yuav tsis tuaj yeem nres cyberattacks mus ib txhis. Nws tsim nyog txheeb xyuas qhov muaj peev xwm txaus ntshai thiab nrhiav kev daws teeb meem raws li qhov xwm txheej ntawm kev tawm tsam.