1.4 Network Security

Overview

Computers and networks can face different types of threats that can harm them. These threats include viruses, malware, and hackers who can steal sensitive information or damage the system. It's important to keep computer systems and networks secure by using strong passwords, updating software regularly, and avoiding clicking on suspicious links or emails. 

In our digital age, computer systems and networks connect us with the world, but they also face threats. 

Some threats to computer systems and networks, are:

Malware, social engineering (like phishing), brute-force attacks, denial of service (DoS), data interception, and SQL injection are common threats. Understanding them is crucial to safeguarding your digital assets.

Identifying and preventing vulnerabilities:

Some prevention methods include penetration testing, anti-malware software, firewalls, user access levels, strong passwords, encryption, and physical security.