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 …

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. …

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 …

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, …

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 …

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 …

Open source is a core principle of ProtonMail. We’re excited to make even more of our code available for independent inspection and use by the developer community. In 2016, ProtonMail became the maintainer of OpenPGP.js, the world’s most widely used Javascript email encryption library. Since then we have updated the library with new features, such …

If you still use Internet Explorer, you will need to switch to a more secure, modern web browser to access ProtonMail. When ProtonMail 4.0 is released later this year, we will no longer support Internet Explorer (IE), including the newest version, IE 11. Anyone trying to access ProtonMail from IE after the update will be …

ProtonMail is a free, encrypted email service that protects your messages from hackers, government surveillance, and data breaches. Not even ProtonMail can access your emails. To download a copy of this post as a PDF, click here. “Unencrypted journalist-source communication is unforgivably reckless.”— Edward Snowden, NSA whistleblower “I’m afraid for the safety of those I …

Phishing statistics show that malicious emails are the most common threat to an organization’s security. The consequences can be extremely harmful to your business. Given the alarming statistics on phishing attacks, it’s clear that email security should be a top priority for your organization. ProtonMail makes it easier for teams to identify and report phishing …

Elliptic curve cryptography is the most advanced cryptographic system available. Now ProtonMail is making this technology available to all users. For several months, we have been working to implement support for new cryptographic methods in ProtonMail that give users a faster experience with equal or better security. Today, we’re excited to announce that elliptic curve …