Cibiyar sadarwa scanning: nadi da kuma kariya daga shi

Cibiyar sadarwa scanning ne daya daga cikin rare ayyukan yi da tsarin ma'aikata. Abu ne mai wuya cewa akwai irin IT-gwani wanda ya taba a da ayyukan ba amfani da ping umurninSa, a daya nau'i ko wata ake hada tare da wani tsarin aiki. Yana da daraja idan akai la'akari da wannan topic a more daki-daki.

scan makõma

A gaskiya ma, wani cibiyar sadarwa scan ne sosai iko kayan aiki, a kai a kai amfani da su kafa a matsayin cibiyar sadarwa, da kuma cibiyar sadarwa kayan aiki. Lokacin da matsala nodes da aiki da aka yi. Af, in ban da amfani da ga kasuwanci dalilai, cibiyar sadarwa scanning - shi ne ma fi so kayan aiki na wani attacker. All cikin shahararrun ga kayan aiki da cibiyar sadarwa gwaji da aka halitta da masu sana'a hackers. Tare da su taimako yana yiwuwa a gudanar da wani cibiyar sadarwa scan da kuma tattara dukan zama dole bayani game da kwakwalwa da cewa suna da alaka da ita. Saboda haka ba za ka iya gano abin da irin hanyar sadarwa gine-gine, abin da kayan aiki da ake amfani, wanda tashoshin jiragen ruwa ne bude daga kwamfuta. Wannan shi ne duk da primary bayanai da ake bukata don crack. Tun utilities aka yi amfani da maharan, sa'an nan kuma amfani da su don gano duk wuraren m cibiyar sadarwa a lokacin saitin.

A general, da shirin za a iya raba iri biyu. Wasu aiki Ana dubawa IP-adireshin a cikin gida cibiyar sadarwa, da kuma sauran tashoshin jiragen ruwa suna leka. Irin wannan rabo iya kira sabani, tun da mafi yawan kayan aikin hadawa da sassan ayyukan biyu.

Ana dubawa IP address-

A Windows cibiyar sadarwa ne yawanci a yawa motoci. Ginshikai na tabbaci na IP-adireshin da aka aika ICMP-fakitoci kuma jiran wani mayar da martani. Idan wani fakiti da aka samu, da kwamfuta a halin yanzu haɗa ta hanyar sadarwa ne ta wannan adireshin.

A lokacin da la'akari da ICMP-yarjejeniya damar kamata a lura da cewa cibiyar sadarwa duba ta amfani da ping da kuma irin wannan utilities ne kawai da tip na dutsen kankara. Lokacin da fakitoci musayar iya samun karin bayani mai muhimmanci fiye da gaskiyar a haɗa da kumburi da cibiyar sadarwa a wani address.

Ta yaya za ka kare kanka daga scanning IP-adiresoshin?

Shin yana yiwuwa ka kare kanka daga wannan? Eh, kana bukatar wani kulle a kan amsoshin ICMP-yarjejeniya buƙatun. Wannan ne m amfani da ma'aikata da suka damu da cibiyar sadarwa tsaro. Daidai da muhimmanci ne da ikon hana yiwuwar wani cibiyar sadarwa scan. Domin wannan iyaka sadarwa via ICMP-yarjejeniya. Duk da saukaka, da tabbaci na cibiyar sadarwa da matsaloli, shi kuma iya wadannan matsaloli da kuma haifar da. Tare da basu damar, hackers suke iya gudanar da wani harin.

tashar jiragen ruwa scanning

A lokuta inda ICMP fakiti musayar aka katange, tashar jiragen ruwa scanning Hanyar amfani. Samun scanning misali mashigai kowane yiwu adireshin, yana yiwuwa a san wanda na nodes suna da alaka da cibiyar sadarwa. A cikin hali na bude tashar jiragen ruwa, ko a yanayin jiran aiki, za ka iya ganin cewa a wannan adireshin akwai wani kwamfuta da aka haɗa da cibiyar sadarwa.

Ana dubawa cibiyar sadarwa mashigai kasance a cikin category na TCP-sauraro.

Yadda za a kare kanka daga sauraron tashoshin jiragen ruwa?

Abu ne mai wuya, shi ne zai yuwu a hana wani kokarin duba da tashoshin jiragen ruwa a kan kwamfuta. Amma shi ne quite yiwu da kam na gaskiya sauraro, bayan da yana yiwuwa su rage girman yiwu m sakamakon. Don yin wannan yadda ya kamata don yin Firewall sanyi da kuma nakasa ayyuka da cewa ba su yi amfani da. Mene ne saitin na tsarin aiki Firewall? A rufe, duk sauran tashoshin jiragen ruwa. Bugu da kari, duka biyu software da kuma hardware firewalls sun gano gaban gwamnatin goyon baya aiki ƙoƙarin duba tashoshin jiragen ruwa. Wannan damar kamata ba za a bari.