Firewalls

Firewalls - e khethehileng sireletsang tsamaiso ea Software (firewalls) ho thibela tshebediso e sa dumellwang Internet kokoana-hloko tlhaselo, hammoho le ho bōpa e mokoallo ka ya khomphuta ya hao e le 'ngoe, kapa ka mose ho khokahano ea moo ho tswa kotsi Trojans. Ka lebaka la morero oa tsona ka sehloohong - a se ke a hopotse dipakete belaella, mananeo a joalo a ba le lebitso le leng la - filter. Kajeno baetsi fetisisa tummeng tsa firewalls sireletsang ke tse latelang: ZyXEL, Lala Ho Nna, TrustPort Kakaretso Tshireletso, ZoneAlarm, D-Link, Sireletseha go dirisiwang dikhomphiutha, Watchguard Technologies.

Hlophisa firewalls

Firewalls di di kentswe ka letsoho, e leng thusa hore qaqileng tlhomamiso tšireletso. E 'ngoe ea likarolo tse bohlokoa ka ho fetisisa - antiviru beha ka kotloloho USB-likoung. Mme bo hlalosang le Litlhophiso li lakalitseng, o sebelisa lenaneo joalo ho ka baka e le busa ka ho feletseng ka lebaka la ho input le khumo ka marangrang moo le leng le le leng sesebelisoa elektronike ka sebopeho lona.

Ke phetha pukwanana phetoho ya thebe ka 'ngoe ea lik'homphieutha ka ya netweke le, ho ka etsahala ka nako e lekgutshwane khoneha ho fetisetsa Litlhophiso itokiselitse entsoeng ho diyuniti tse ling marangrang. Ho feta moo, synchronicity ya tshebetso e tiisa esita le haeba mabapi leqhubu la waelese le. Beha entsprechen hlokahalang ya tshebetso fayawolo nka nako e itseng, empa haeba u mo tšoara ho nyefola, ho lithibelo tshireletso ka thibela ba bang hlokahala bakeng sa tšebeletso.

makgetheng tlatsetso ya filter marangrang

Ho na le firewalls e ka di kentswe tšireletso tlatsetso ya ditshebeletso tse itseng le dikopo. Ka mohlala, ho thibela Hacking "Control Batsoali" 'me a lokise "spam." Ho emisa ho fihlella ho Internet le ho le tokelo ya ho sebetsa ka koetsoeng marangrang bakeng sa e mong le e lenaneo le kopo ka hlalosoa ka thoko. Fieldbus filtara ho laola mokhoa oa ho libaka le ka hlokomela gateways Scan ho sefa Web-dikahare. Hape e khona ho thibela ho fihlella ho tloha belaella IP-aterese, ho tsebisa kapa a felloa boiteko ba ho hlaseloa.

Types of firewalls firewalls

Firewalls li arotsoe ka mefuta e latelang:

- e fayawolo setso, e nehelana ka filtara fihlella ho romela le ho fumana dipakete;

- e fayawolo fa setlhopha se kopane Tracking mananeo motho thehilwe pakeng tsa dikopo ho fana ka ho fihlella nako e loketseng koalo morosely dipakete sebediswa hangata bakeng sa Hacking, ya data lekunutu anthivaerase, joalo-joalo;..

- Analysis fayawolo phetha filtara e thehiloeng ho hlahloba boitsebiso bo ka hare ka paketeng eo, lateloa ke thibela ya Trojans tsejoa;

- e le hardware fayawolo, a hlomelloa ka a haha-ka accelerator nolofalletsa tsoa hong intrusion thibelo (IPS), antiviru anthivaerase, ho thibela tshebediso e sa dumellwang basebelisi hara marangrang poraefete, le VPN-tiiswa hore lebitso, hammoho le ho sebetsa hamolemo ho feta fayawolo.

mehato precautionary

Ho etsa bonnete ba boleng Software le e ka tšeptjoang tšireletso ea marangrang khahlanong intrusions tshebediso e sa dumellwang 'me fake, ho hlomamisa ka nodes ya marangrang feela pakiloeng fayawolo. Jwale, liketso molao feela setifikaite FSTEC, Gazpromcert le FSB. Mohlala, FSTEC lengolo moye hore fayawolo filtara e ikamahanya le ditlhoko tsohle behiloeng ka karolo ea pele ea tokomane ea State Komisi Technical tsa Russia. ditefikeiti A FSB bontša hore mananeo a tšireletso ea tsamaiso e khopo e tšoana le ea Russia State Standard ditlhoko tsa tshireletso le boinotšing tlhahisoleseding.