Secure Messaging & Email Privacy
Reduce email and chat exposure without hacking anyone.
1. Email Metadata Risks
Subjects and recipients leak even when body is careful.
15 min
+17 XP
2. Aliases and Plus-Addressing
Separate inboxes for shopping vs banking.
15 min
+17 XP
3. Encrypted Messengers Literacy
E2EE vs “secure” marketing claims.
15 min
+17 XP
4. Lab: Alias Map
Design aliases for YOUR accounts.
25 min
+17 XP
5. Quiz — Messaging Privacy
Email/chat privacy check.
10 min
+17 XP