Mac Security · Course 5
High-Risk Users & Lockdown Mode
Extra-strong Apple protections for people who may be targeted.
- 1Lockdown Mode on the Mac12 min · Apple's strongest optional shield, who needs it and what it switches off.
- 2Spyware Threats in Plain Words11 min · What mercenary spyware is, who it targets, and how Apple warns people.
- 3Advanced Data Protection for iCloud12 min · End-to-end encryption for most iCloud data, and the recovery it needs.
- 4Security Keys and Your Apple Account11 min · Physical keys that stop phishing, and why Apple asks for two.
- 5Challenge: The Threat Notification12 min · Help a journalist friend respond calmly to an Apple threat warning.
Hands-on
Do it on the practice computer
Lessons have labs you can try in your browser, plus questions that earn points toward the Lockdown Ready badge.
Start lesson 1