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 …

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 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 …

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, …

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 …

As there has been a lot of inaccurate information circulating online about ProtonMail 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 announced that we would be bringing ProtonMail to the F-droid alternative app store as part of …

UPDATE Sept 8th, 2019 – This blog post has been reported in some mainstream media as ProtonMail is considering to “partner with Huawei”. ProtonMail is not partnering with Huawei. We are simply considering allowing ProtonMail to be used by people with Huawei devices. That is very different. A better explanation can be found here. At …

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 …

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. …

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 …

Earlier this week, investigative journalists at Bellingcat were targeted by a sophisticated phishing attack. As there has been some incorrect reporting about the incident, we are releasing a statement to provide clarification. On July 24, investigative journalists at Bellingcat, which utilize ProtonMail to secure their communications, were targeted by a sophisticated phishing attack that attempted …

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 …