Proton

Privacy guides

A graphic interpretation of a block of how many gigabytes in a terabyte
  • Privacy guides
Learn how many GB are in a TB and discover the best way to securely store and share your files — no matter their size.
  • Privacy guides
Learn how to unsend an email, how it’s useful for personal or business emails, and how Proton Mail can help.
laptop showing Bitcoin price climbing
  • Privacy guides
Learn what a Bitcoin wallet does and the strengths and weaknesses of custodial, self-custodial, hardware, and paper wallets.
pixel tracking: here's how to tell which emails track your activity
  • Privacy guides
Discover what pixel tracking is and how it works, how to spot emails that track you, and how to block these hidden trackers.
Infostealers: What they are, how they work, and how to protect yourself
  • Privacy guides
Discover insights about what infostealers are, where your stolen information goes, and ways to protect yourself.
The cover image for a blog explaining what password encryption is and how Proton Pass helps users with no tech experience benefit from it
  • Privacy guides
Password encryption sounds complicated, but anyone can benefit from it. We explain what it is and how it’s built into Proton Pass for everyone to use.
why are my emails going to spam
  • Privacy guides
Why do some emails go to spam? This article explores practical solutions to improve your email deliverability and avoid the spam folder.
  • Privacy guides
Find out how a password manager works, what it does, and how Proton Pass keeps your private information secure.
An illustration of a laptop with chains and a padlock on the screen to represent a ransomware attack
  • Privacy guides
A ransomware attack is a serious threat for an organization. Here's what they are, how to avoid them, and 11 of the most well-known incidents.
Is Google Calendar private
  • Privacy guides
This article explores what’s at stake when you use Google Calendar, and how using Proton Calendar gives you control over your data.
A cover image for a Proton blog about how to safely share your wifi password - image shows a wifi symbol with a button saying 'share' with a key symbol
  • Privacy guides
Is it safe to share Wi-Fi passwords in a text? Here’s how to share your Wi-Fi password easily and securely on any device, from any location.