Proton

Privacy guides

  • Privacy guides
Cloud storage is a popular alternative to hard drives and USBs — but what is cloud storage and how does it work? Here’s what you need to know.
  • Privacy guides
Phishing scams can put you at risk of identity theft, credit card fraud, or other cybercrime. Learn how to spot and prevent phishing.
how to stop email trackers
  • Privacy guides
Protect your inbox from email trackers. Learn how they work and learn easy ways to block them with Proton Mail’s tracking protection.
  • Privacy guides
In this article, we examine the LastPass data breach and consider the lessons that can be drawn from it.
what are email headers
  • Privacy guides
Learn what email headers are, what they contain, and how to read them to keep your inbox secure and spam-free.
how to encrypt files
  • Privacy guides
If you have sensitive files or just want to keep your data private, here’s how to encrypt files on Windows, Mac, Android, and iOS.
what is two factor authentication (2fa)
  • Privacy guides
Learn what 2FA is, how it works, and why you should use it wherever you can to protect your privacy and security online.
  • Privacy guides
Cloud storage lets you share large files quickly, back up your data, and more. Read on to find out if you should use cloud storage.
how to password protect pdf header image
  • Privacy guides
Here's a step-by-step guide outlining how to password-protect PDF files and other ways to keep your documents safe from prying eyes.
can emails be traced
  • Privacy guides
Email providers, ISPs, and law enforcers have ways to trace and track you through your emails. Here’s how to stay private online.
what is ciphertext
  • Privacy guides
Learn all about ciphertext (encrypted text) and how it protects your privacy and secures online communications, including encrypted email.