Microsoft Security Essentials – a isofthiwe ethandwa wenkampani Microsoft ukuvikela uhlelo kusuka amagciwane, spyware, izibungu nezinye malware. Microsoft Security Essentials iqhuba ukuskena of system futhi azisa umsebenzisi mayelana nezinguquko ezisolisayo PC yakho noma umzamo ukuze ufake a spyware. Isofthiwe kwenza ukuhlola for malware imishini ehlukahlukene ephathekayo kanye nedatha egazini. Microsoft Security Essentials iqukethe ithuluzi eyenza ukuba uhlole izinguqulo zamuva amagciwane kanye spyware ngaphambi kokuhlolwa ehleliwe.