This key facts covers Network Security Overview within Prevention Methods for GCSE Computer Science. Revise Prevention Methods in 3.6 Fundamentals of Cyber Security for GCSE Computer Science with 19 exam-style questions and 18 flashcards. This topic shows up very often in GCSE exams, so students should be able to explain it clearly, not just recognise the term. It is section 2 of 11 in this topic. Use this key facts to connect the idea to the wider topic before moving on to questions and flashcards.
Network Security Overview
Network security involves multiple layers of defence (defence in depth) to protect systems, networks, and data from attacks. No single security measure is perfect, so organisations use multiple complementary methods.
Practice questions for Prevention Methods
What is the primary purpose of a firewall?
Explain how penetration testing can improve the security of a network.