U fiirso qoraalka hoose ka dibna ka jawaab su'aasha kadib isla luqadda qoraalka:  Passage: Bishii Janaayo 6, 2005, Microsoft waxay sii deysay nooc Beta ah oo ah Microsoft AntiSpyware, oo ku saleysan kii hore ee la sii daayay ee Giant AntiSpyware. Bishii Febraayo 14, 2006, Microsoft AntiSpyware wuxuu noqday Windows Defender iyadoo la sii daayay Beta 2. Windows Defender waa barnaamij lacag la'aan ah oo loogu talagalay inuu ka ilaaliyo barnaamijyada basaasnimada iyo barnaamijyada kale ee aan loo baahnayn. Isticmaalayaasha Windows XP iyo Windows Server 2003 ee haysta nuqulada dhabta ah ee Microsoft Windows waxay si xor ah uga soo dejisan karaan barnaamijka bogga internetka ee Microsoft, iyo maraakiibta Windows Defender oo qayb ka ah Windows Vista iyo 7. In Windows 8, Windows Difaaca iyo Microsoft Security Essentials ayaa la isku daray barnaamij hal, magacaabay Windows Difaaca. Waxay ku saleysan tahay Microsoft Security Essentials, waxay amaahday astaamaheeda iyo isdhexgalka isticmaalaha. Inkastoo ay tahay mid si caadi ah u shaqeyneysa, waa la joojin karaa si loo isticmaalo xal kale oo anti-virus ah. Qalabka ka saarida barnaamijyada xun xun ee Windows iyo Microsoft Safety Scanner oo ikhtiyaari ah ayaa ah laba alaab oo kale oo bilaash ah oo ay bixiso Microsoft. Windows 10 Anniversary Update, Microsoft waxay soo bandhigtay muuqaalka Sawirka Xaddidan ee Xaddidan, kaas oo u oggolaanaya Windows Defender inuu baaro, ogaado, oo ka saaro wixii hanjabaad ah ee barnaamijka ka hortagga fayraska ee dhinac saddexaad. Adeegga Badbaadada Khatarta Sare ayaa loo soo bandhigay isticmaalayaasha shirkadaha. Adeegga cusub wuxuu adeegsadaa adeegga daruuraha si loo ogaado loona qaado tallaabooyin ku saabsan weerarada shabakadda ee horumarsan.  Su'aal: noocee ah barnaamijka ilaalinta Internetka ee ay Microsoft soo saartay 6-dii Janaayo, 2005?
Barnaamijyada Sirdoonka ee Microsoft