Ma'anar: A cikin fasaha ta kwamfuta, ƙwayoyin cuta sune shirye-shiryen software na qetare, nau'i na malware . A takaice dai, ƙwayoyin cuta sun kasance a kan kwakwalwar kwakwalwar gida kuma suna yada daga wannan kwamfuta zuwa wani ta hanyar raba "fayiloli". Hanyar da ake amfani da ita don yada ƙwayoyin cuta sun haɗa da disks disks, FTP canja wurin fayilolin, da kuma kwafin fayilolin tsakanin na'urorin sadarwa na tarayya.
Da zarar an shigar da su a kan kwamfutar, wata cuta ta iya canza ko cire aikace-aikacen aikace-aikacen da fayiloli. Wasu ƙwayoyin cuta sun sa komputa ba ta iya aiki; wasu suna nuna saƙonni masu ban mamaki ne kawai ga masu amfani da shi.
Advanced shirye-shirye riga-kafi rigakafi wanzu don magance ƙwayoyin cuta. A takaice dai, software na rigakafi yana nazarin abinda ke ciki na ƙwaƙwalwar ƙwaƙwalwar gida don gano alamun bayanan da ake kira "sa hannu" wanda yayi daidai da ƙwayoyin da aka sani. Kamar yadda aka gina sababbin ƙwayoyin cuta, masana'antun software na riga-kafi sun sabunta sabbin kalmomi don daidaitawa, to, ka ba da waɗannan ma'anar ga masu amfani ta hanyar saukewar hanyar sadarwa.
Har ila yau Known As: malware