Proton

Latest articles

send large files securely
  • Privacy guides
Most email services aren’t secure and limit attachment file sizes. Here’s how to send large files securely for free.
  • Privacy guides
If you're worried about your email security, use these nine top tips to secure your messages and keep them safe.
  • Opinion
Authorities claim that client-side scanning is an alternative to encryption backdoors. In reality, it could be even worse for your privacy.
0
Email was never designed to be secure, but you can still take steps to protect your inbox. We show you how in this article.
  • Privacy guides
Email was never designed to be secure, but you can still take steps to protect your inbox. We show you how in this article.
  • Proton news
We raised over $680,000 in our Lifetime Account Charity Fundraiser, setting yet another new record.
secure file sharing
  • Privacy guides
Need to share sensitive files with a colleague, friend, or family member? Here’s how to ensure you share files securely.
  • Product updates
  • Proton Mail
We have a zero-tolerance policy for violations of our Terms of Service. We explain how we fight abuse without compromising your privacy.
ways to securely send sensitive information via email
  • Privacy guides
Emails you send with most providers aren’t secure, but here’s how you can securely send sensitive information by email.
  • Proton news
Buy a raffle ticket from our store to support 10 organizations you helped choose. You'll also have a chance to win a Proton Lifetime account.
  • Privacy guides
Email encryption doesn’t have to be difficult. If you’re a beginner, we show you the easiest way of sending an encrypted email.