Video: Vim li cas kev lees paub qhov tseeb yog qhov tseem ceeb?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Cov txheej txheem yog siv los ntawm Point-to-Point raws tu qauv (PPP) servers txhawm rau txheeb xyuas tus kheej ntawm cov neeg siv khoom nyob deb ua ntej tso cai rau lawv nkag mus rau cov ntaub ntawv server. Feem ntau ntawm lawv siv tus password raws li lub hauv paus ntawm lub kev lees paub . Feem ntau, tus password yuav tsum tau sib koom ntawm cov chaw sib txuas lus ua ntej.
Tib neeg kuj nug, lub hom phiaj ntawm kev lees paub yog dab tsi?
Kev lees paub tseeb Nws yog ib qho tseem ceeb vim tias nws ua rau cov koom haum ua kom lawv cov network ruaj ntseg los ntawm kev tso cai nkaus xwb muaj tseeb cov neeg siv (lossis cov txheej txheem) kom nkag mus rau nws cov kev tiv thaiv, uas tej zaum yuav suav nrog cov tshuab computer, networks, databases, websites thiab lwm yam kev siv network lossis kev pabcuam.
Ib tug kuj yuav nug, ob lub network authentication raws tu qauv yog dab tsi? Feem ntau siv authentication raws tu qauv yog TACACS+, RADIUS, LDAP, thiab Active Directory.
Qhov thib ob, qhov kev lees paub qhov tseeb tshaj plaws yog dab tsi?
TLS
Dab tsi yog authentication raws tu qauv siv los ntawm Active Directory?
Kerberos
Pom zoo:
Vim li cas Piaget txoj kev xav ntawm kev paub txog kev loj hlob tseem ceeb?
Jean Piaget txoj kev xav ntawm kev paub txog kev loj hlob muab lub hauv paus rau kev nkag siab txog kev paub txog kev txawj ntse, lossis kev xav zoo li cas. Yog li muab sijhawm txaus rau cov menyuam yaus los cuam tshuam nrog ib puag ncig los ntawm tag nrho lawv cov kev xav ua rau lawv nkag siab zoo dua ntawm lub ntiaj teb nyob ib puag ncig lawv
Vim li cas nws tseem ceeb kom khaws cov ntaub ntawv tsis pub lwm tus paub hauv kev noj qab haus huv thiab kev saib xyuas kev noj qab haus huv?
Ib qho tseem ceeb tshaj plaws ntawm kev ceev ntiag tug yog tias nws pab tsim thiab txhim kho kev ntseeg siab. Nws muaj peev xwm tso cai rau cov ntaub ntawv pub dawb ntawm cov neeg siv khoom thiab cov neeg ua haujlwm thiab lees paub tias tus neeg siv khoom lub neej thiab txhua yam teeb meem thiab teeb meem uas lawv muaj rau lawv
Peb puas tuaj yeem ntxig ntau qhov NULL qhov tseem ceeb hauv qhov tseem ceeb Oracle?
Ntawd yog: Thaum (1, 1, null) raug tso cai, tab sis tsis pub ntau tshaj ib zaug, kab uas muaj qhov tseem ceeb (null, null, null) hauv peb kab uas ua rau tus yuam sij tshwj xeeb raug tso cai txhua lub sijhawm - ib yam li nyob rau hauv ib kab ke
Vim li cas qhov kev ntsuam xyuas qhov tsis zoo yog qhov tseem ceeb?
Cov txheej txheem ntsuam xyuas qhov tsis zoo yuav pab txo qis txoj hauv kev uas tus neeg tawm tsam tuaj yeem ua txhaum lub koom haum IT systems - ua kom nkag siab zoo dua ntawm cov cuab tam, lawv qhov tsis zoo, thiab tag nrho cov kev pheej hmoo rau lub koom haum
Vim li cas yog vim li cas ib txoj hauv kev tseem ceeb ntawm kev paub?
Yog vim li cas thiaj paub. Yog vim li cas feem ntau suav hais tias tsis muaj nuj nqis los ntsuas seb qhov kev lees paub, lossis txawm tias tib neeg, puas ntseeg tau. Yog vim li cas qee zaum sib txawv nrog kev xav, qhov uas cov lus hais txog kev xav thiab kev xav zoo li yuav cuam tshuam peb txoj kev tshawb nrhiav kev paub; hloov peb ntawm 'qhov tseeb