illustration of two-factor authentication

If you aren’t using two-factor authentication, your accounts are vulnerable

October 10th, 2019 in Security

Earlier this year, security researchers discovered a fire sale taking place on the dark web: 2.2 billion usernames and passwords that had been stolen in data breaches and compiled into a multi-volume database dubbed as Collection #1-5. With so many passwords leaked, there is a decent chance that yours was among them. (You can check …

Illustration of why ProtonMail is trustworthy

Why should you trust ProtonMail?

September 24th, 2019 in Privacy

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 allow us to decrypt it, …

We oppose facial recognition surveillance

Why we oppose unregulated facial recognition surveillance

September 12th, 2019 in Articles & News

We created ProtonMail in 2014 because we were concerned about mass surveillance. At the time, governments were spying on our emails, text messages, and phone calls. Now there’s a new surveillance threat, but this time the information at risk isn’t our communications — it’s our bodies. Today, we’re joining other privacy advocates and businesses to …

Illustration of multi-account support in ProtonMail Android.

Introducing multi-account support for ProtonMail Android

September 10th, 2019 in Releases

Version 1.12 of the ProtonMail Android app makes it easy for anyone to manage multiple ProtonMail accounts right on their phone. This feature allows you to be logged into multiple ProtonMail accounts at the same time, and easily switch between their inboxes. Multi-account support We have received numerous requests from small- and medium-sized business owners, …

Illustration for ProtonMail security update

ProtonMail is now more secure against sophisticated attacks

September 9th, 2019 in Security

At ProtonMail, your security is always our first priority. That’s why, in recent months, we have added support for MTA-STS, DANE, WKD, DNS CAA, and much more to further enhance user security. We know that many people, such as journalists, use ProtonMail for sensitive communications and may be targeted by highly sophisticated threat actors. As …

Data breach prevention illustration

How to avoid becoming the next victim of a data breach

August 20th, 2019 in Security

The Internet is full of information about what companies should do to keep consumers’ personal data safe from hackers. And there’s plenty of advice for consumers who have already been the victim of a data breach. (You can read our article on the ProtonVPN blog about what to do if you were the victim of …

Pretty Good Privacy keys illustration

What is PGP encryption and how does it work?

August 8th, 2019 in Security

When you send an encrypted email with ProtonMail, your message is automatically protected with PGP encryption. What is PGP? This article explains the tech behind our security promise. PGP stands for Pretty Good Privacy, but the name is an ironic understatement. In fact, PGP is the most widely used email encryption system in the world. …

An illustration of Kazakhstan government surveillance

Kazakhstan’s aggressive mass surveillance technique explained

August 1st, 2019 in Encryption

Aug. 7, 2019 update: The government has reversed its surveillance strategy, claiming the whole program was a “test” that is now complete, according to Reuters. If you installed a government root certificate on your device, you may now uninstall it without consequence. We have provided instructions in this article below for how to do so …

Don’t be fooled by Google’s fake privacy

July 2nd, 2019 in Privacy

Google recently generated a flurry of coverage about its supposed privacy pivot, including an op-ed in The New York Times by chief executive Sundar Pichai. “We feel privileged that billions of people trust products like Search, Chrome, Maps, and Android to help them every day,” Pichai wrote. It’s not that we necessarily trust Google. It’s …

Gmail confidential mode is not secure or private

June 20th, 2019 in Privacy

Without end-to-end encryption, Gmail confidential mode is little more than a marketing strategy. Learn why privacy experts call Google’s privacy features “misleading.” When we launched ProtonMail nearly five years ago, we pioneered a new kind of email service: one that gives you control of your own data. All emails are end-to-end encrypted and zero-access encrypted, …

Protonmail 3.16 features illustration

ProtonMail v3.16 Release Notes

June 6th, 2019 in Releases

The latest version of the ProtonMail webapp includes three new features for improved security and convenience. ProtonMail version 3.16 now offers elliptic curve cryptography, an optional link confirmation warning to guard against phishing attacks, and an “undo move” feature for those moments you accidentally send an email to the trash or the wrong folder. Elliptic …

Think you have nothing to hide? Filmmaker Marc Meillassoux says think again.

May 29th, 2019 in Articles & News

ProtonMail is supporting the crowdfunding campaign for Disappear – Cover your online tracks, a new documentary project by the makers of Nothing to Hide. At ProtonMail, one pillar of our mission is to educate the public about why online privacy is so important to democracy and human freedom. The creators of the new documentary, Disappear …

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