Guides
Guides
What to do, step by step, in plain English, with the source of every figure.
Protect Your Phone
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.
Privacy & Anonymity
The most private browser in 2026
Compare Tor Browser, Mullvad Browser, Brave, Firefox, Safari and Chrome on tracker blocking, using PrivacyTests.org results from October 22, 2026.
Protect Your Phone
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.
Privacy & Anonymity
Incognito mode: what it hides, and what it does not
Incognito mode keeps your history off your device, not from websites, your employer or your provider. See what Google agreed to in its 2024 settlement.
AI & Cybersecurity
Is ChatGPT safe? What it keeps, and what never to tell it
ChatGPT is a real service, but your chats are stored and may train its models. See what it keeps, the news on lawsuits, and what never to type.
Protect Your Phone
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.
Privacy & Anonymity
How to remove your personal information from the internet (free steps first)
Remove your address, phone number and email from Google and people-search sites for free. See what California's DROP does and what paid services can't.
Breaches & Hacks
How to freeze your credit at all three bureaus (free)
Freeze your credit for free at Equifax, Experian and TransUnion, online or by phone. Learn how to lift it, how fraud alerts differ, and how to freeze a child's file.
Protect Your Internet
Your home Wi-Fi and router: 10 minutes to lock it down
A 10-minute checklist to secure your home router and Wi-Fi: passwords, updates, WPA3, a guest network, and what to do if your router is too old.
Protect Your Computer
Is Windows Defender enough? Do Macs need antivirus?
Built-in protection on Windows, Mac, iPhone and Android is a solid base for many people. See what 2026 lab tests found and when an extra tool may help.
Cars
Car hacking: what is real and what isn't (relay attacks, key fobs)
Yes, cars can be hacked, in specific ways. See how keyless relay theft works, what is overstated, and simple steps to protect your car and your data.
Protect Your Phone
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.
Breaches & Hacks
Am I hacked? How to check your email, passwords and accounts
Check whether your email or passwords were exposed, spot the signs of a hacked account, and lock it down in the right order, with free tools.
AI & Cybersecurity
AI scams: voice clones, deepfakes, and the family safe word
How AI voice-clone and deepfake scams work, the red flags to watch for, and how a family safe word and a call-back can stop them. Where to report.