Security and Privacy
Staying secure is important on your computer. Your files, photos and personal or financial information can all be accessed via a PC, laptop or smartphone, so it's vital to know how to stay protected against viruses and scammers. We have no-nonsense advice that puts you in charge of your digital security and privacy.
TAME YOUR TECH
with Which? Tech Support
Sign up here
Windows 10 privacy
- Control Cortana privacy
- Windows 10 Privacy: switch off WiFi Sense
- Windows 10 Privacy: control Windows Update
- Windows 10 Privacy: turn off keylogging
- Windows 10 Privacy: apps can control your camera
- Windows 10 Privacy: sharing information with Microsoft
Scams
- How to respond to a sextortion email
- Pop-up tech support scam messages
- Tech support scams - what to do
- How to spot a ransomware scam
- How to spot a phishing scam
- How to spot a fake virus alert
Viruses and security software
- CCleaner security hack - how to make sure you're safe
- How often should my antivirus software update and scan?
- Mac ransomware
- Should I download ScanGuard?
- How to remove ransomware viruses
- Switch off Defender in Windows 10
Staying safe online
- How to check if someone has logged in to your Facebook
- How to stop Google Calendar spam
- How to set up an authenticator app for two-factor authentication
- Understanding HTTPS and the green padlock
- What you need to know about VPNs
- How to create secure passwords
Online privacy
- How to remove third-party apps from Facebook
- How to make your Facebook Messenger conversations secure by encrypting them
- How to get started with WhatsApp
- How to stop Google tracking you
- What is two-factor authentication and should you use it?
- How to delete or deactivate Facebook