Privatefirewall – kev kho zoo heev nrog ntau theem kev tiv thaiv kab mob tiv thaiv kev hem thawj. Tus software muaj xws li cov duab thaij duab, tus neeg saib xyuas cov ntaub ntawv, kev pabcuam los saib xyuas cov ntaub ntawv kaw tseg thiab kev sau npe, cov module mus taug qab cov chaw nres nkoj thiab lim tsheb. Privatefirewall tuaj yeem tiv thaiv koj lub computer thiab network tiv thaiv ntau hom kev siv network xws li ua txhaum cai, tsav tsheb los ntawm kev siv, keyloggers, rootkits. Lub software tso cai rau koj los tsim cov npe ntawm kev ntseeg thiab tsis ntseeg lossis tsis zoo txog cov websites, muab kev nkag mus rau qhov chaw uas muaj npe dub. Privatefirewall tuaj yeem lim cov ntawv e-mail, tswj kev siv internet txwv rau kev siv, thiab saib thiab sau cov npe ntawm cov txheej txheem uas yuav tsum muaj kev sib txuas hauv internet. Privatefirewall tseem muab cov kev siv internet thiab kev ruaj ntseg sib txuas rau hauv internet, qhov kev ruaj ntseg theem uas tau muab kho kom haum rau tus kheej cov kev xav tau ntawm tus neeg siv.