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1.4 Network security

2 dot points across 2 inquiry questions. Click any dot point for a focused answer with worked past exam questions where available.

How can a system or network be protected against attacks?

Methods to identify and prevent vulnerabilities: penetration testing, anti-malware software, firewalls, user access levels, passwords, encryption, physical security and network policies.
An OCR J277 1.4.2 answer on the methods used to identify and prevent vulnerabilities: penetration testing, anti-malware software, firewalls, user access levels, passwords, encryption, physical security and network policies.
9 min answer →

What are the main forms of attack on a computer system or network?

The forms of attack on computer systems and networks: malware, phishing, social engineering, brute-force attacks, denial of service, data interception and theft, SQL injection, and people as a weak point.
An OCR J277 1.4.1 answer on the forms of attack on computer systems and networks: malware, phishing, social engineering, brute-force attacks, denial of service, data interception and theft, SQL injection, and people as the weak point.
10 min answer →