Security - Computer

Protecting a computer system requires a "defense-in-depth" approach—using multiple layers of security so that if one fails, others are still standing. Standard tools include firewalls to block suspicious traffic, antivirus software to catch malware, and encryption to scramble data so it's unreadable if stolen. However, technology alone isn't enough. Regular software updates, the use of strong passwords, and multi-factor authentication (MFA) are essential daily habits for anyone using a digital device.

At the heart of any security strategy is a concept known as the CIA Triad , which consists of three main principles: COMPUTER SECURITY

Ensuring that systems and data are ready and usable when authorized users need them. antivirus software to catch malware