Ziziphi iipakethe ze-packet kunye neendlela ezisebenza ngayo?

Iipakethe zokubhenca zivakala ngathi zifake izidakamizwa zakutshanje, kodwa zikude. Iipakethe zokuhlaziya okanye i-protocol analyzers zixhobo eziqhelekileyo zisetyenziswe ngabachwephesha bee-network ukuxilonga iingxaki ezinxulumene nenethiwekhi. Iipakethe zincinci zingasetyenziselwa ngabahlaseli ngenjongo engaphantsi kuneenjongo ezintle ezifana nokuhlola uthungelwano lomsebenzisi kunye nokuqokelela amaphasiwedi.

Makhe sijonge ukuba yintoni ipakethi ye-packet kunye noko yenzayo:

Iipakethe zifake iifom ezahlukeneyo. Ezinye iipakethi ezifakwe zixhobo zeteknoloji zisesisombululo sezixhobo ze-hardware ezilungiselelwe enye-nye ngelixa ezinye iipakethe zifake izicelo zeekhompyutha ezisebenzayo kwiikhomputha eziqhelekileyo zabathengi, zisebenzisa i-hardware yenethiwekhi enikezelwe kwikompyutha yomkhosi ukwenza imisebenzi yokubamba iipakethi kunye nemisebenzi yokujola.

I-Packet Sniffers Work njani?

Iipakethi zifakela ngokubamba kunye nokungena kwi-intanethi yezithuthi 'abanokuzibona' nge-intanethi yocingo okanye engenazintambo ukuba isofthiwe yokukhangela ipakethe inokufikelela kwikhomputha yayo.

Kwi-network wired, yintoni enokubanjwa ixhomekeka kwisakhiwo senethiwekhi. I-packet sniffer inokukwazi ukubona i-intanethi kwinethiwekhi yonke okanye inxalenye ethile yecandelo, kuxhomekeke kwindlela ukutshintsha kwenethiwekhi kulungiselelwe ngayo, kufakwe, njl. Kwiinkcukacha ezingenazintambo, i-packet sniffers inokuthi ithathe ishaneli esinye ngexesha ngaphandle Ikhomputha ye-host ine-interfaces ezininzi ezingenazintambo ezivumela ukuthunjwa kwamaninzi.

Xa idatha yepakethi ekhutshweyo ifakwe, isofthiwe yefakeli yokufakela i-software kufuneka ihlalutye kwaye ibonise ifom efundwa ngumntu ukuze umntu usebenzisa isofthiwe yokufakela iipakethi angenza ingqiqo. Umntu ohlalutya idatha angayijonga iinkcukacha 'yencoko' eyenzeka phakathi kweendawo ezimbini okanye ngaphezulu kwinethiwekhi. Ochwepheshe beeNethwekhi bangasebenzisa olu lwazi ukuchonga apho kukho iphoso, njengokuqaphela ukuba iyiphi idilesi ayiphumelelanga ukuphendula kwisicelo senethiwekhi.

I-Hackers ingasebenzisa i-sniffers ukuba i-eavesdrop kwi-data engabhalwanga kwiipakethe ukuze ubone ukuba uluphi ulwazi olutshintshaniswa phakathi kwamaqembu amabili. Basenokubamba ulwazi njengephasiwedi kunye neendlela zokuqinisekisa (ukuba zithunyelwa ngokucacileyo). Hackers nayo ingathatha ipakethe yokudlala emva kwireflay, i-man-in-middle, kunye nokuhlaselwa kwepakethe yesojoyi apho ezinye iinkqubo zingase zibe yingozi.

Ziziphi izixhobo zeSoftware eziqhelekileyo ezisetyenzisiweyo kwiPakethe yokuHamba?

Njengabo bonke abanye, oonjiniyela boonxibelelwano nabaxhasi bafuna izinto ezikhululekile, kungenxa yoko umthombo ovulekileyo kunye nezicelo zesofthiwe ze-freeware zefowuni zihlala zixhobo zokuzikhethela kwimisebenzi yokupakisha iipakethe. Enye yeminikelo evulelekileyo yomthombo ovulekileyo yiWireshark (eyaziwa ngokuba yi-Ethereal).

Ndingakukhusela njani uMnatha Wami kunye Neenkcukacha Zaso Ezivela Kwi-Hackers Ukusebenzisa Abancinci?

Ukuba ungumchwepheli womnatha okanye umlawuli kwaye ufuna ukufumana ukuba umntu onetanethi yakho usebenzisa ithuluzi le-sniffer, khangela isixhobo esibizwa ngokuba ngu-Antisniff. U-Antisniff unokubona ukuba umnxibelelwano wenethiwekhi kwi-intanethi yakho iye yafakwa 'kwindlela yokuziphatha okubi' (ungahleki ukuba yiyo igama langempela), yintoni imfuneko efunekayo kwimisebenzi yokuthwala iipakethi.

Enye indlela yokukhusela i-intanethi ye-intanethi ukuba ikhunjulwe kukuba isebenzise ukubethela njenge- Secure Sockets Layer (SSL) okanye iTableSet Layer Security (TLS) . Ukubethela akuthinteli i-packet sniffers ekuboneni ulwazi lomthombo kunye nolwazi oluya kuyo, kodwa libhapathiza ukulayishwa kwepakethe yedatha ukuze yonke i-sniffer ibone i-encrypted gibberish. Naliphi na umzamo wokuguqula okanye ukufaka idatha kwiipakethi kuya kunokwenzeka ukusukela ukusasaza ngeenkcukacha ezifihliweyo kuya kubangela iimpazamo eza kubonakala xa ulwazi oluchanekileyo luchithwe ngenye indlela.

Abachukumisayo zixhobo ezifanelekileyo zokufumanisa iingxaki zenethiwekhi zokhula phantsi. Ngelishwa, ziyakunceda nakwiinjongo zokuqhawula. Kubalulekile ukuba ootitshala bezokhuseleko bazifundele ngezi zixhobo ukwenzela ukuba bakwazi ukubona indlela i-hacker ingayisebenzisa ngayo kwinethiwekhi yabo.