Replay nres yog dab tsi yog qhov countermeasure rau nws?
Replay nres yog dab tsi yog qhov countermeasure rau nws?

Video: Replay nres yog dab tsi yog qhov countermeasure rau nws?

Video: Replay nres yog dab tsi yog qhov countermeasure rau nws?
Video: Leng Yang - Yog Vim Dab Tsi (Official Full Song | Nkauj Tawm Tshiab) 2020/05/24 2024, Kaum ib hlis
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Kerberos authentication raws tu qauv suav nrog qee qhov kev tawm tsam . Nyob rau hauv cov ntaub ntawv classical ntawm a replay nres , cov lus raug ntes los ntawm tus yeeb ncuab thiab tom qab ntawd rov ua dua nyob rau hnub tom qab thiaj li yuav tsim ib qho nyhuv. Lub encryption uas yog muab los ntawm peb tus yuam sij no pab tiv thaiv replay tawm tsam.

Raws li txoj cai, dab tsi yog replay tawm tsam thiab lawv tuaj yeem daws tau li cas?

A replay nres tshwm sim thaum cybercriminal eavesdrops ntawm kev ruaj ntseg network kev sib txuas lus, cuam tshuam nws , thiab tom qab ntawd kev dag ntxias ncua lossis rov xa rov qab nws ua yuam kev tus receiver ua dab tsi tus hacker xav.

Ib yam li ntawd, puas yog replay nres ib hom txiv neej hauv nruab nrab nres? A replay nres , kuj hu ua playback nres , muaj qhov zoo sib xws rau a txiv neej -hauv- nruab nrab nres . Hauv replay tawm tsam , tus neeg tawm tsam yuav chronicle cov tsheb khiav ntawm tus neeg siv khoom thiab cov neeg rau zaub mov tom qab ntawd rov xa cov pob ntawv mus rau tus neeg rau zaub mov nrog kev hloov pauv me me rau qhov chaw nyob IP thiab lub sijhawm stamp ntawm pob ntawv.

Ib tug kuj yuav nug, dab tsi yog replay nres piv txwv?

Ib piv txwv ntawm a replay nres yog to rov ua dua cov lus xa mus rau lub network los ntawm tus neeg tawm tsam, uas tau xa los ntawm tus neeg siv tau tso cai ua ntej. A replay nres tuaj yeem nkag mus rau cov peev txheej los ntawm rov ua si ib qho authentication lus thiab tuaj yeem cuam tshuam tus tswv tsev.

Kerberos tiv thaiv replay tawm tsam li cas?

1 Teb. Kerberos siv tus 'authenticator' thaum lub sij hawm sib pauv raws tu qauv uas tshwm sim ntawm tus neeg siv khoom thiab tus neeg rau zaub mov. Yog tias lub sijhawm sau ua ntej lossis zoo ib yam li cov ntawv pov thawj yav dhau los tau txais nyob rau hauv tsib feeb, nws yuav tsis lees paub lub pob ntawv vim tias nws ua rau nws zoo li replay nres thiab tus neeg siv authentication yuav ua tsis tiav.

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