Cybersecurity Geniuses

Learn / Reference

Personal security checkup

A tickable checklist that turns every guide on this site into small actions. Your progress is saved in your browser, so you can work through it over a few evenings.

2 min read · Updated October 2026

Work from the top. The first two groups give you the biggest protection for the least effort. Each item links to the guide that explains how.

Accounts and passwords

Two-factor and passkeys

Devices

Phone number and identity

Home network

Backups

Privacy and social media

Habits and family

Keep learning

HOW-TOPasswords andpasswordmanagersHow-toPasswords and password managersWhat makes a password strong in 2026, why length beats complexity, and how to set up a password manager in an afternoon so you never reuse a password again.Hardware security tokensHow-toTwo-factor authentication and passkeysThe strongest upgrade you can make to any account. 2FA methods ranked from weakest to strongest, how passkeys work, and which accounts to protect first.A portable external hard driveHow-toBackups and the 3-2-1 ruleThe safety net against ransomware, theft, broken phones and accidental deletion. How the 3-2-1 rule works, what to back up, and how to test that restore actually works.