Computer Security - JSS3 Computer Studies Past Questions and Answers - page 2

Encryption plays a crucial role in computer security by ensuring that sensitive data transmitted over networks remains secure and unreadable to unauthorized entities. It adds a layer of protection, preventing potential interception and misuse of information.

Multi-factor authentication is vital in computer security as it adds an extra layer of protection beyond passwords. By requiring multiple forms of identification, such as a password and a code sent to a mobile device, it significantly enhances the security of user accounts, protecting against unauthorized access.

Neglecting regular software updates can lead to security vulnerabilities, leaving computers susceptible to various threats such as malware and cyber attacks. Regular updates address these vulnerabilities, ensuring a more secure and resilient computing environment.