Product updates
![Illustration of alternative routing](https://res.cloudinary.com/dbulfrlrz/images/f_auto,q_auto/v1707575178/wp-pme/protonmail-anti-censorship-alternative-routing/protonmail-anti-censorship-alternative-routing.png?_i=AA)
(This article has been updated from the original feature announcement to reflect
the fact that alternative routing is now in full operation.)
Alternative routing is an anti-censorship system that can help you access our
website if your government, I
![Illustration of vulnerability disclosure](https://res.cloudinary.com/dbulfrlrz/images/f_auto,q_auto/v1707575197/wp-pme/protonmail-blog-responsible-disclosure/protonmail-blog-responsible-disclosure.png?_i=AA)
- Product updates
- Proton Mail
Our mission at Proton is to make online safety accessible to everyone. Millions
of people depend on our Proton Mail to secure their communications and keep
their information private.
In order to make this high level of security accessible to all Int
![Illustration of a user using DKIM keys to stop a hacker spoofing their email.](https://res.cloudinary.com/dbulfrlrz/images/f_auto,q_auto/v1707575213/wp-pme/protonmail-blog-DKIM-IM/protonmail-blog-DKIM-IM.png?_i=AA)
- Product updates
- Proton Mail
It is now harder for hackers and spammers to impersonate Proton Mail users that
have custom domain email addresses. We have introduced the DKIM key management
in beta, which allows you to manually rotate your DKIM keys. This is part of our
continuing
![An illustration of Proton Mail being blocked in Russia.](https://res.cloudinary.com/dbulfrlrz/images/f_auto,q_auto/v1707575250/wp-pme/ProtonMail-Blog-ProtonMail-Blocked-in-Russia/ProtonMail-Blog-ProtonMail-Blocked-in-Russia.png?_i=AA)
- Product updates
- Proton Mail
You can read this blog post in Russian below.
Этот пост доступен на русском языке ниже.
On Jan. 29, the Russian government announced via an official website that
effective immediately, Proton Mail would be blocked in Russia. (Proton VPN,
however, i
![illustration of ProtonCalendar security model](https://res.cloudinary.com/dbulfrlrz/images/f_auto,q_auto/v1707575509/wp-pme/ProtonCalendar-Security-Model/ProtonCalendar-Security-Model.png?_i=AA)
- Product updates
- Proton Calendar
This article documents Proton Calendar’s security model and illustrates how our
product protects calendar-related sensitive data. We examine the advantages and
limitations of our approach.
This document is somewhat technical, discussing how encrypti
![illustration of Proton Mail iOS open source](https://res.cloudinary.com/dbulfrlrz/images/f_auto,q_auto/v1707575556/wp-pme/ProtonMail-ios-app-open-source/ProtonMail-ios-app-open-source.png?_i=AA)
- Product updates
- Proton Mail
We’re happy to announce that the Proton Mail iOS app is now fully open source.
We believe in transparency, the power of community, and building a more private
and secure future for all. That’s why our web app has been open source since
2015, and it
- Product updates
- Proton Mail
This post documents Proton Mail’s iOS security model and illustrates how our
application protects sensitive data on client iOS devices. The advantages and
limitations of this approach are discussed, and the source code can be viewed
here. You can als
- Product updates
- Proton Mail
This is a challenging question to answer, but it is also a fair one, so we
wanted to share our views about this in a blog post. In general, we strive to
make our service require as little trust as possible. We encrypt data in a way
that does not allo
![Illustration of multi-account support in Proton Mail Android.](https://res.cloudinary.com/dbulfrlrz/images/f_auto,q_auto/v1707575600/wp-pme/ProtonMail-Android-Multi-Account-Support-IM-final/ProtonMail-Android-Multi-Account-Support-IM-final.png?_i=AA)
- Product updates
- Proton Mail
Version 1.12 of the Proton Mail Android app makes it easy for anyone to manage
multiple Proton Mail accounts right on their phone. This feature allows you to
be logged into multiple Proton Mail accounts at the same time, and easily switch
between the
![](https://res.cloudinary.com/dbulfrlrz/image/upload/v1688367909/static/blog/blog-banner_cd48c8.png)
- Product updates
- Proton Mail
As there has been a lot of inaccurate information circulating online about
Proton Mail and Huawei, the purpose of this blog post is to clarify the facts
and provide information to the Proton community.
BACKGROUND
On September 5th, 2019, we announc
![](https://res.cloudinary.com/dbulfrlrz/image/upload/v1688367909/static/blog/blog-banner_cd48c8.png)
- Product updates
- Proton Mail
UPDATE Sept 8th, 2019 – This blog post has been reported in some mainstream
media as Proton Mail is considering to “partner with Huawei”. Proton Mail is not
partnering with Huawei. We are simply considering allowing Proton Mail to be
used by people w