Yuav ua li cas Firewall thiab FileVault ua haujlwm ntawm Mac

macOS operating system powering Apple computers feem ntau suav hais tias yog ib qho kev nyab xeeb dua. Piv nrog rau Windows, yeej tsis muaj dab tsi yuav xav tsis thoob, txij li cov neeg tsawg tsawg ntawm cov neeg ua haujlwm ntawm Macs, uas yog vim li cas lawv tsis tas yuav cuam tshuam nrog ntau yam kev tawm tsam thiab zoo li ntau zaus. Macs tshwj xeeb muaj kev tiv thaiv los ntawm ntau yam cuab yeej, lub hom phiaj ntawm kev ua kom muaj kev ruaj ntseg zoo tshaj plaws rau txhua tus neeg siv Apple.

Ntawm cov cuab yeej hais, peb tuaj yeem suav nrog, piv txwv li, firewall lossis FileVault. Ob qho ntawm cov haujlwm no ua haujlwm los tiv thaiv tus neeg siv, tab sis nws yuav tsum tau hais tias txhua tus ntawm lawv tsom mus rau qee yam sib txawv. Yog li cia peb piav qhia luv luv tias txhua qhov haujlwm ua li cas, nws lub peev xwm yog dab tsi, thiab vim li cas koj thiaj li yuav tsum qhib lawv.

firewall

Lub firewall yog ib feem tseem ceeb ntawm kev ua haujlwm niaj hnub no, uas saib xyuas kev tswj hwm thiab kev ruaj ntseg network tsheb. Hauv kev xyaum, nws ua haujlwm zoo li lub ntsiab lus tswj xyuas cov cai rau kev sib txuas lus ntawm tes hauj lwm. Apple cov khoos phis tawj nrog OS X 10.5.1 (thiab tom qab) tau nruab nrog lub npe hu ua firewall, uas tuaj yeem siv los tswj kev sib txuas raws li ib tus neeg siv tsis siv cov chaw nres nkoj, uas coj tau ntau yam txiaj ntsig, thaum tseem tiv thaiv cov apps tsis xav tau los ntawm kev tswj hwm. ntawm qee qhov chaw nres nkoj network. Qhov no yog vim lawv tuaj yeem qhib rau cov ntawv thov sib txawv thiab txheeb xyuas tau ntawm lub sijhawm.

Yuav ua li cas qhib Firewall

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Nws tag nrho ua haujlwm yooj yim heev thiab feem ntau nws yog qhov pom zoo kom muaj firewall nquag. Hauv qhov no, koj tsuas yog yuav tsum mus rau Qhov Kev Nyiam> Kev Ruaj Ntseg thiab Tsis Pub Leej Twg Paub> Firewall, nyem rau ntawm lub cim ntsuas phoo hauv qab sab laug, paub meej nrog tus password / Kov ID thiab tom qab ntawd qhib lub firewall nws tus kheej. Thaum koj nyem rau ntawm Firewall Options khawm, koj tuaj yeem delve rau hauv ntau qhov chaw thiab, piv txwv li, thaiv cov kev sib txuas tuaj rau ib tus neeg siv. Ib yam li ntawd, qhov thiaj li hu ua qhov tsis pom kev tuaj yeem teeb tsa ntawm no. Tom qab ntawd koj yuav dhau los ua qhov pom tsis pom ntawm cov ntawv thov network siv ICMP (xws li ping).

Thaum kawg, txawm li cas los xij, nws tuaj yeem hais tias koj tsis tas yuav teeb tsa ib yam dab tsi nrog lub firewall - nws tsuas yog txaus kom muaj nws nquag. Tom qab ntawd, txhua zaus ib daim ntawv thov tshiab raug teeb tsa, macOS system tuaj yeem lees paub seb nws puas yog ib qho app raug cai, thiab seb puas yuav pom zoo rau kev sib txuas los lossis, ntawm qhov tsis sib xws, thaiv nws. Txhua daim ntawv thov uas tau kos npe los ntawm CA siv tau yuav raug tso npe dawb. Tab sis ua li cas yog tias koj sim khiav ib daim ntawv thov tsis tau kos npe? Hauv qhov xwm txheej zoo li no, koj yuav raug nthuav tawm nrog lub thawv sib tham nrog ob txoj kev xaiv - Tso cai lossis Tsis lees txais kev sib txuas rau daim ntawv thov - tab sis koj yuav tsum ceev faj heev hauv qhov no.

FileVault

Raws li lwm qhov ntxiv, peb muaj FileVault uas saib xyuas kev nkag mus rau peb cov khau raj ntawm XTS-AES-128 nrog 256-ntsis yuam sij. Qhov no ua rau qhov pib disk yuav luag tsis tawg thiab tiv thaiv los ntawm kev nkag tsis tau. Yog li ntawd, cia peb qhia ua ntej yuav ua li cas qhib lub luag haujlwm txhua. Ua ntej ntawd, txawm li cas los xij, nws yog ib qho tseem ceeb uas yuav tau taw qhia tias qhov ua haujlwm FileVault 2 nrhiav tau hauv OS X Lion. Txhawm rau qhib nws, tsuas yog mus rau Qhov Kev Nyiam> Kev Ruaj Ntseg thiab Tsis Pub Leej Twg Paub> FileVault, qhov twg txhua yam koj yuav tsum ua yog paub meej nrog Tig rau FileVault khawm. Tab sis yog tias koj muaj ntau tus neeg siv ntawm koj lub Mac, txhua tus ntawm lawv yuav tsum nkag mus rau lawv tus password ua ntej qhib lub tsav.

Yuav ua li cas qhib FileVault

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Hauv cov kauj ruam tom ntej, lub kaw lus yuav nug koj yog tias koj xav siv koj tus account iCloud los qhib lub tsav. Qhov no yog ib txoj hauv kev yooj yim los pib dua tus password tsis nco qab tib lub sijhawm thiab feem ntau tiv thaiv koj tus kheej ntawm lub sijhawm tsis zoo. Lwm qhov kev xaiv yog los tsim lub npe hu ua tus yuam sij rov qab. Txawm li cas los xij, nco ntsoov tias koj yuav tsum khaws nws kom nyab xeeb - tab sis tsis yog ntawm lub khau raj disk nws tus kheej. Thiab qhov no yog xyaum ua. Encryption tam sim no khiav hauv keeb kwm yav dhau, tab sis tsuas yog thaum Mac tsaug zog thiab txuas nrog lub zog. Tau kawg, tsis muaj dab tsi tiv thaiv koj los ntawm kev siv nws li ib txwm. Thaum qhov encryption tiav lawm, koj yuav tsum nkag mus rau tus password kom qhib lub tsav pib txhua zaus koj rov pib koj Mac. Yog tsis nkag rau hauv, FileVault yuav tsis cia koj mus.

Tab sis koj tuaj yeem kaw FileVault. Koj tuaj yeem ua tiav qhov no nrog xyaum ua tib yam txheej txheem thiab tom qab ntawd lees paub qhov kev xaiv nrog tus password. Ib yam li qhov encryption tau tshwm sim, cov ntaub ntawv ntawm qhov pib disk yuav tsum tau decrypted hauv cov kauj ruam no. Txawm li cas los xij, feem ntau pom zoo kom muaj lub luag haujlwm qhib.