Unit 49 · Module 12 · Security
Defence in depth: firewalls, WAFs, allowlists and zero trust
A wall only works once. What you do after someone is inside is the actual design.
Unit 49 of the free 49-unit computer-science course, in security. 3 topics to watch or read and a short self-check.
Watch or read
3 topics make up this unit. Take each one whichever way suits you, then answer the questions below.
Self-check — 3 questions
Answer alone, at 2am, with no interviewer in the room.