Topic
Protect Your Phone
iPhone, Android, apps, SIM and accounts.
Tool
Password generator (runs in your browser, nothing is sent)
A free password and passphrase generator that runs in your browser and sends nothing. Learn what makes a password strong, using NIST's current rules.
Guide
Can iPhones get viruses? What is real, and what is a scam
iPhones are built to resist viruses, but three problems are real: fake infected alerts, unwanted profiles and spam calendars. Here is how to fix each one.
Guide
How to tell if your phone is hacked (and what the *#21# codes really do)
Real signs of a hacked phone, what the *#21# and *#62# codes really show, and how to check an iPhone or Android phone, step by step.
Guide
Is your phone being tracked? Stalkerware, AirTags and location sharing
Check, in a safe order, whether someone tracks you through location sharing, a hidden Bluetooth tag or stalkerware, on iPhone and Android.
Guide
Passkeys vs passwords: what changes, and what to do now
A passkey lets you sign in with your face, fingerprint or PIN instead of a password. See how it differs, how to set one up, and how to avoid lockouts.