Beginner

Goal Master public key distribution methods: exporting and importing keys, using keyservers safely, and understanding the Web of Trust model for decentralized identity verification. Prerequisites: Week 3b (Encryption & Signatures) This is Part 3 of 4 - Covers key distribution, keyservers, and web of trust. 1. Public Key Distribution and Import Export Your Public Key # Export in ASCII armor (shareable format) gpg --armor --export [email protected] > alice-public-key.asc # View the exported key cat alice-public-key.asc Output: ...

Goal Complete your GPG mastery with key lifecycle management (rotation, revocation, backup), practical email encryption, and understanding when to use modern alternatives like age for simpler use cases. Prerequisites: Week 3c (Key Distribution & Web of Trust) This is Part 4 of 4 - Covers key management, email encryption, and modern alternatives. 🌱 New to this? If managing keys from the command line feels like a lot, Privacy 101 introduces password managers (KeePassXC, Bitwarden) with a graphical, beginner-friendly approach first: Privacy 101 Week 4: Password Managers → ...

Real-World Examples: Why Privacy Matters “I have nothing to hide” assumes the world is fair, rules never change, and your data will never be used against you. History—and current events—prove otherwise. This page documents real incidents where lack of privacy caused tangible harm. These aren’t hypotheticals. They happened to real people. Physical Security Threats Bitcoin and Cryptocurrency Holders When you publicly hold valuable assets, you become a target. The documented attacks are sobering: ...