Operating system security (OS security) is the process of ensuring OS integrity, confidentiality and availability.
OS security refers to specified steps or measures used to protect the OS from threats, viruses, worms, malware or remote hacker intrusions. OS security encompasses all preventive-control techniques, which safeguard any computer assets capable of being stolen, edited or deleted if OS security is compromised. OS security encompasses many different techniques and methods which ensure safety from threats and attacks. OS security allows different applications and programs to perform required tasks and stop unauthorized interference.
OS security may be approached in many ways, including adherence to the following: Performing regular OS patch updates, Installing updated antivirus engines and software, Scrutinizing all incoming and outgoing network traffic through a firewall, Creating secure accounts with required privileges only (i.e., user management)