Rabu, 27 Agustus 2014

ci-gaba ma

Botnet, wanda kuma ake kira aljan cibiyar sadarwa da kuma cibiyar sadarwa na Bots ne rukuni na kwakwalwa wanda aka amfani da su discreetly aika bayanai kamar spam da ƙwayoyin cuta zuwa wasu kwakwalwa a kan internet. Wadannan ayyuka suna da za'ayi by malicious shirye-shirye ba tare da sanin masu amfani. Wadannan malicious shirye-shirye, yafi kunshi ƙwayoyin cuta, Trojans da tsutsotsi. Kamuwa kwakwalwa an kira Bots ko aljanu. Mafi kwakwalwa wanda aka cutar suna sirri gida internet inji mai kwakwalwa wanda aka inadequately kare.

A lokacin da PC zama wani ɓangare na wani botnet, ana iya umurce su yi kusan wani abu da mahaliccin botnet. Wato ya kasance drone wanda ba zai iya tsayayya da dokokin na master. A wannan yanayin, da mai gida shi ne mahaliccin da qeta software (malware). Mafi Bots suna aiki a yaduwa daga spam da ƙwayoyin cuta. Sau da yawa malware da ake amfani da key-latsa gizo wanda zai iya haifar da taro ainihi sata. Aljan kwakwalwa kuma za a iya amfani da sabis musu hare-hare da dama Bots lokaci guda shiga uwa wani uwar garke, haka wucewa ta uwar garke ta bandwidth da faduwa ba shi. Wannan dabara ne musamman tasiri a lõkacin da botnet ne babban da ya ƙunshi dubban kwakwalwa. Mutane da yawa ci-gaba malware ko da za su iya yada kansu via email yayin da malware na karami botnets rasa wannan damar.

BotNets an riga an kaddara ta hanyar cewa su masu wuya a samu da kuma bincika. Kullum da suka karbi umarnin daga halitta ta IRC (Internet Relay Channels). Kamar yadda na Afrilu 2008, da Storm botnet da Kraken botnet su ne mafi girma a BotNets a duniya tare da an kiyasta 400,000 Bots. Wasu muhimman BotNets ne Rbot da Bobax da wani kiyasta 20,000 Bots kowane.

Saboda haka, a ranar to-akai, hanya mafi kyau don kare kwamfutarka yadda ya kamata shi ne akai-akai duba da kuma sabunta ka riga-kafi da kuma Tacewar zaɓi software. Musamman na'urori masu auna sigina da ake kira 'honeynets' sun Har ila yau, an kafa a kan internet wadannan raga mimic da halaye na kwakwalwa tare da sani tsaro flaws a cikin wani kokarin tafarkin hackers zuwa gare su, kuma waƙa da sauko malware halittawa. An kwanan nan nakalto daga Kaspersky Labs (halittawa da Kaspersky anti-virus) da cewa botnets gabatar da kara na barazana ga internet al'

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