Introducing Proton Calendar for Android

Proton Calendar for Android is now available for download on Google Play. | Continue reading


@protonmail.com | 2 years ago

A new Proton experience with Tor

Proton has joined the Tor Project as a Green Onion Member and has implemented a major update to our Tor .onion site. | Continue reading


@protonmail.com | 2 years ago

Proton and SimpleLogin are joining forces

SimpleLogin has joined Proton. Soon, the entire Proton community will be able to hide their email addresses. | Continue reading


@protonmail.com | 2 years ago

Proton Security Audit – February 2022

ProtonMail, ProtonVPN, Proton Calendar, and Proton Drive all passed security audits conducted by the IT security firm Securitum. | Continue reading


@protonmail.com | 2 years ago

proton.me, a new email domain for ProtonMail

With a @proton.me address, you can easily share your email address with others. Learn how to activate your @proton.me address in this article. | Continue reading


@protonmail.com | 2 years ago

Stop Using SMS

Despite its popularity, SMS is a dangerously insecure way to send text messages. We examine why and discuss what you can do about it. | Continue reading


@protonmail.com | 2 years ago

What Are SMTP, IMAP, and POP3?

SMTP, IMAP, and POP3 are protocols used by email clients to send and receive emails. We take an in-depth look. | Continue reading


@protonmail.com | 2 years ago

Security experts declare all Proton apps secure after they pass their pentests

ProtonMail, ProtonVPN, Proton Calendar, and Proton Drive all passed pentests conducted by the IT security firm Securitum. | Continue reading


@protonmail.com | 2 years ago

ProtonMail Bridge gets a big update

We have redesigned our ProtonMail Bridge app, which allows you to access ProtonMail using desktop email clients, for improved ease of use | Continue reading


@protonmail.com | 2 years ago

A breakdown of a DKIM replay attack

Bart Butler, our CTO, explains how we resolved a DKIM replay attack and how you can protect your domain from being impersonated. | Continue reading


@protonmail.com | 2 years ago

Swiss court ruling strengthens privacy for email providers

A Swiss court has ruled that ProtonMail, as an email service, is not a telecommunications provider, meaning we are not subject to a telecommunications provider’s enhanced data retention obligations. | Continue reading


@protonmail.com | 2 years ago

Understanding Anonymity vs. Privacy

Anonymity is not the same thing as privacy, and confusing these two concepts can weaken your online security. | Continue reading


@protonmail.com | 2 years ago

Enhancing Protection and Information for Activists

ProtonMail was founded to build a better internet, and to protect activists, journalists, and ordinary people from online surveillance. | Continue reading


@protonmail.com | 2 years ago

Sir Tim Berners-Lee joins Proton’s advisory board

Sir Tim Berners-Lee, the inventor of the World Wide Web and advocate for the right to privacy, is joining Proton’s advisory board. | Continue reading


@protonmail.com | 2 years ago

ProtonMail: Important clarifications regarding arrest of climate activist

We would like to provide important clarifications regarding the case of the climate activist who was arrested by French police. | Continue reading


@protonmail.com | 2 years ago

ProtonMail's security audit report [pdf]

Continue reading


@protonmail.com | 2 years ago

The new ProtonMail has passed its independent security audit

Before we released the new ProtonMail, security experts conducted an independent audit of its open source code. You can read their report. | Continue reading


@protonmail.com | 2 years ago

ProtonMail v4 Is Out

We have redesigned ProtonMail from the ground up to make it even easier to use, give it a new look, and add more personalization options. | Continue reading


@protonmail.com | 2 years ago

Proton Mail launches encrypted calendar

Proton Calendar lets you stay on top of your schedule while keeping your personal data secure. Learn how to create events, send invitations, and more. | Continue reading


@protonmail.com | 3 years ago

We need a new approach to email security in light of recent MS Exchange hack

The Microsoft Exchange hack might be one of the worst breaches of all time. We look at what went wrong and how to better prevent email breaches. | Continue reading


@protonmail.com | 3 years ago

The EU must protect the right to privacy and not attack end-to-end encryption

Along with Threema, Tresorit, and Tutanota, we are releasing a joint statement calling on the EU to reject any ban or attack on end-to-end encryption. | Continue reading


@protonmail.com | 3 years ago

The DMA could help make the internet a level playing field

The DMA is a set of proposed rules from the European Commission aiming to curtail Big Tech’s exploitative practices and make the internet more competitive. | Continue reading


@protonmail.com | 3 years ago

EU’s resolution on encryption foreshadows likely anti-encryption push

The Council of the EU released a non-binding resolution that calls for tech companies to find technical solutions to let authorities access encrypted data. | Continue reading


@protonmail.com | 3 years ago

Early access to Proton Drive is here

Proton’s end-to-end encrypted cloud storage service, Proton Drive, is still under development. Should you upgrade to early access now? | Continue reading


@protonmail.com | 3 years ago

Statement regarding BGP hijacking on September 29

On September 29, an internet routing error by an Australian ISP redirected a third of our global traffic. ISPs must start taking BGP hijacking seriously. | Continue reading


@protonmail.com | 3 years ago

ProtonMail v4 Beta: SSO, Persistent sessions, Subfolders, multi-accounts, etc.

We’re making Proton tools even more seamlessly connected, letting you sign in once to access your inbox, calendar, cloud storage, and more. | Continue reading


@protonmail.com | 3 years ago

ProtonMail’s Import Export application is available to all paid users

Quickly move your messages from other email services to your secure ProtonMail inbox with the Import-Export app. | Continue reading


@protonmail.com | 3 years ago

More people are searching for an inbox that protects their privacy

Google searches for privacy-focused Gmail alternatives have steadily increased since 2019. We examine the numbers and potential reasons why. | Continue reading


@protonmail.com | 3 years ago

ProtonDrive Security Model

Learn how ProtonDrive uses end-to-end encryption to protect your photos, documents, and other sensitive data. | Continue reading


@protonmail.com | 3 years ago

TikTok and privacy perils of China’s first international social media platform

TikTok is the fastest growing social media platform in the world. However, its links to the Chinese government also pose a major privacy problem | Continue reading


@protonmail.com | 3 years ago

The Lawful Access to Encrypted Data Act wants to ban strong encryption

The US Congress is considering a bill that will ban end-to-end encryption and give law enforcement access to almost any encrypted app or device. | Continue reading


@protonmail.com | 3 years ago

How Apple uses anti-competitive practices to extort developers

The EU is investigating Apple’s App Store practices for antitrust violations. Here’s why we must all resist abuses by tech giants. | Continue reading


@protonmail.com | 3 years ago

Let’s settle the password vs. passphrase debate (2019)

Should you use a password or passphrase? The question has sparked intense discussion among techies for years. Here’s our recommendations. | Continue reading


@protonmail.com | 3 years ago

What you need to know about contact tracing apps and privacy

Many countries are turning to contact tracing apps to fight COVID-19. These represent grave threats to privacy if they are not designed properly. | Continue reading


@protonmail.com | 4 years ago

The ProtonMail Android app is open source

Our ProtonMail Android app is open source. This is part of our commitment to transparency and to contributing to the open source and privacy tech community. | Continue reading


@protonmail.com | 4 years ago

ProtonMail Bridge is now open source

Our Bridge app is now open source for macOS, Windows, and Linux. In this article, you can find links to the code and an independent security audit report. | Continue reading


@protonmail.com | 4 years ago

Proton offers free Mail storage and VPN servers

Proton is offering extra storage, free business email accounts, and other resources to support our community through the coronavirus pandemic. | Continue reading


@protonmail.com | 4 years ago

ProtonMail Launches Bridge for Linux

ProtonMail Linux users can now connect their email accounts with the Thunderbird client. | Continue reading


@protonmail.com | 4 years ago

ProtonMail fulfilled Russian government request to disable bomb threats accounts

Russia has periodically made attempts to block ProtonMail. Here is the current status and how you can bypass blocks placed on ProtonMail. | Continue reading


@protonmail.com | 4 years ago

“How to stay private when using Android” by ProtonMail

Android is one of Google’s most important tools for collecting data on users. This guide will help you improve your privacy on Android devices. | Continue reading


@protonmail.com | 4 years ago

The ProtonCalendar Security Model

The ProtonCalendar uses an innovative encryption model to deliver the high level of security Proton users expect. | Continue reading


@protonmail.com | 4 years ago

PGP Encrypted ProtonCalendar from ProtonMail

ProtonCalendar is the latest privacy-focused product from ProtonMail. Keep your plans private and secure with our encrypted calendar app. | Continue reading


@protonmail.com | 4 years ago

Browsers Protect Your Privacy

Using the right web browser is crucial to protecting your privacy especially at this time. See which browsers prevent online trackers from following you. | Continue reading


@protonmail.com | 4 years ago

Everything wrong with the EU’s proposals for gathering electronic evidence

We signed an open letter that opposes the EU’s proposal to loosen oversight of foreign data requests. We call on the EU to protect its citizens’ privacy. | Continue reading


@protonmail.com | 4 years ago

Update on Belarus Blocking Proton Servers

Belarus blocked access to ProtonMail and ProtonVPN inside the country on Nov. 15, 2019. Here’s how you can continue accessing ProtonMail. | Continue reading


@protonmail.com | 4 years ago

Defending the rights of protesters using ProtonMail

Protesters around the world are using ProtonMail to secure their communications. We support their right to free speech and privacy. | Continue reading


@protonmail.com | 4 years ago

ProtonMail iOS Client Security

We have published the ProtonMail iOS security model to highlight how ProtonMail for iOS has a higher level of security compared to typical apps. | Continue reading


@protonmail.com | 4 years ago

ProtonMail iOS app goes open source

We have released the ProtonMail iOS app as open source software as part of our commitment to transparency and supporting the developer community. | Continue reading


@protonmail.com | 4 years ago