Proton

Product updates

Illustration of alternative routing
  • Product updates
Proton provides anti-censorship measures to help users bypass DNS blocks. This article explains how these systems work.
Illustration of vulnerability disclosure
  • Product updates
  • Proton Mail
This document describes the vulnerability disclosure policy our security team follows when we discover flaws in third-party products.
Illustration of a user using DKIM keys to stop a hacker spoofing their email.
  • Product updates
  • Proton Mail
DKIM key management lets users rotate their keys manually, making it harder for attackers to spoof their email address.
An illustration of Proton Mail being blocked in Russia.
  • Product updates
  • Proton Mail
Russia has periodically made attempts to block Proton Mail. Here is the current status and how you can bypass blocks placed on Proton Mail.
illustration of ProtonCalendar security model
  • Product updates
  • Proton Calendar
The Proton Calendar uses an innovative encryption model to deliver the high level of security Proton users expect.
illustration of Proton Mail iOS open source
  • Product updates
  • Proton Mail
We have released the Proton Mail iOS app as open source software as part of our commitment to transparency and supporting the developer community.
illustration of Proton Mail iOS client security
  • Product updates
  • Proton Mail
We have published the Proton Mail iOS security model to highlight how Proton Mail for iOS has a higher level of security compared to typical apps.
Illustration of why Proton Mail is trustworthy
  • Product updates
  • Proton Mail
It’s important to trust your email provider because they safeguard some of your most sensitive data. Should you trust Proton Mail?
Illustration of multi-account support in Proton Mail Android.
  • Product updates
  • Proton Mail
The new version of Proton Mail Android has multi-account support so users can access multiple Proton Mail accounts on their Android device.
  • Product updates
  • Proton Mail
Proton Mail official clarification about Huawei partnership.
  • Product updates
  • Proton Mail
The monopoly of Apple and Google over app distribution is bad for the Internet. Here’s how Proton is working to expand users’ choices.