I-VPNs Route All Traffic Inthanethi NgamaSeva Okude
I-VPN ngokweqile imele inethiwekhi yangasese yangasese . Nge-VPN, yonke ithrafikhi yakho igcinwe ngaphakathi emhubheni wangasese, emabhulokhi njengoba yenza indlela yayo ngokusebenzisa i-inthanethi yomphakathi. Awusifinyelele endaweni eya kuyo kuze kube yilapho usufinyelele ekupheleni komugudu we-VPN.
Impande yokuthi kungani ama-VPN ethandwa ngoba angasetshenziselwa ukubonisa futhi ukubethelela i-intanethi ye-traffic. Ohulumeni, ama-ISP, abaduni bezintambo ezingenantambo nabanye abakwazi ukubona kuphela ngaphakathi ngaphakathi kwe-VPN kodwa futhi ngokuvamile abakwazi ukuthola ukuthi ubani owusebenzisa.
Okwenza i-VPN isetshenziswe
Esinye isizathu sokuthi i-VPN ingasetshenziswa yindawo yokusebenza. Umsebenzisi weselula odinga ukufinyeleleka kolwazi kusuka kuseva yomsebenzi anganikezwa iziqinisekiso ze-VPN ukuze angene ngemvume kuseva lapho ekhona ukuze angakwazi ukufinyelela amafayela abalulekile.
Ithiphu: Ngezinye izikhathi izinhlelo zokufinyelela ezikude zisetshenziswa endaweni yezimo lapho i-VPN ingatholakali khona.
Ezinye izinhlobo ze-VPN zifaka i-VPNs yendawo yesayithi, lapho inethiwekhi yonke yendawo yendawo (LAN) ihlanganisiwe noma ixhunywe kwenye i-LAN, njengeamahhovisi e-satellite ahlanganiswe ndawonye kwinethiwekhi eyodwa yebhizinisi phezu kwe-intanethi.
Ukusetshenziswa okujwayelekile kakhulu kwe-VPN ukufihla ithrekhi yakho ye-intanethi kusuka kuma-ejenti angabutha imininingwane yakho, njenge-ISP, amawebhusayithi noma ohulumeni. Ngezinye izikhathi, abasebenzisi abathola amafayela ngokungemthetho bazosebenzisa i-VPN, njengokungathi lapho befinyelela impahla ye-copyright ngokusebenzisa iwebhusayithi ye-torrent .
Isibonelo se-VPN
Konke okwenzayo kwi-intanethi kufanele kudlule i-ISP yakho ngaphambi kokufinyelela lapho uya khona. Ngakho-ke, uma ucela i-Google, isibonelo, ulwazi luthunyelwe, alubhalisiwe, luya ku-ISP yakho bese luqhubeka nezinye iziteshi ngaphambi kokufinyelela kuseva elibamba iwebhusayithi ye-Google.
Phakathi nalokhu kudluliselwa kwiseva nangemuva, yonke idatha yakho ingafundwa yi-ISPs esetshenziselwa ukucubungula ulwazi. Ngamunye wabo angabona lapho usebenzisa khona i-intanethi kusuka nokuthi yiyiphi iwebhusayithi ozama ukuyifinyelela. Yilapho i-VPN ingena khona: ukuyimfihlo imininingwane.
Uma i-VPN ifakiwe, isicelo sokufinyelela noma yikuphi iwebhusayithi sihlanganisiwe kuqala kulokho esizozibona ngeso lengqondo njengendlela yomgwaqo ovalwe, ovalwe uphawu. Lokhu kwenzeka ngesikhathi uxhuma ku-VPN. Noma yini oyenzayo kwi-intanethi phakathi nalolu hlobo lokusetha kuzovela kuzo zonke i-ISPs (nanoma yimuphi omunye umhloli wethrafikhi yakho) ukuthi uthola iseva eyodwa (i-VPN).
Bona umhubhe, hhayi okungaphakathi. Uma i-Google ingahlola lo mgwaqo, ngeke babone ukuthi ungubani, ukuthi uvelaphi noma ulayishe noma ulayishe, kodwa kunalokho uxhumano olulodwa kusuka kuseva ethile.
Lapho inyama yenzuzo ye-VPN iqala ukudlala ukuthi kwenzekani ngokulandelayo. Uma ngabe i-Google njenge-Google ikwazi ukufinyelela kumceli wewebhusayithi yabo (i-VPN) ukubona ukuthi ubani othola iseva yabo, i-VPN ingaphendula ngolwazi lwakho noma inqabe isicelo.
Isici esinqumayo kuleso sinqumo ukuthi ngabe isevisi ye-VPN noma ngabe ikwazi ukuthola lolu lwazi noma cha. Abanye abahlinzeki be-VPN basusa ngenhloso yonke amarekhodi omsebenzisi namathenda noma benqabe ukurekhoda izingodo endaweni yokuqala. Ngaphandle kolwazi lokuyeka, abahlinzeki be-VPN banikeza igama eliphelele kubasebenzisi babo.
Izidingo ze-VPN
Ukusetshenziselwa kwe-VPN kungaba isofthiwe esekelwe, njenge-client ye-VPN ye-VPN nesofthiwe yesiphakeli, noma inhlanganisela ye-hardware nesofthiwe, njengama-routers we-Juniper Network ahambisana ne-software yabo ye-Netscreen-Remote VPN.
Abasebenzisi basekhaya bangabhalisela isevisi evela kumhlinzeki we-VPN ngenkokhelo yanyanga zonke noma yonyaka. Lezi zinsiza ze-VPN zibethela futhi zingabonakalisa ukuphequlula kanye neminye imisebenzi ye-intanethi.
Enye ifomu i-SSL (i- Secure Sockets Layer ) i-VPN, evumela ukuthi umsebenzisi osekude axhumane esebenzisa isiphequluli sewebhu kuphela, ugweme isidingo sokufaka isofthiwe yeklayenti ekhethekile. Kunezinzuzo nezingozi kumabili ama-VPN yendabuko (ngokuvamile asekelwe kuma-protocol ase-IPSec) nakwa-SSL VPNs.