Encrypted email can help you comply with privacy laws, limit the risk of hacks and data breaches, and improve your company’s overall online security strategy. New regulations always create compliance-induced headaches for companies. But in this case, the European Union’s General Data Protection Regulation (the GDPR) presents an enormous opportunity for businesses to improve their …

Recent news reports regarding “eFail” have contained significant errors regarding the security of PGP email encryption. It is necessary to correct the record. We are the developers of Enigmail, Mailvelope, ProtonMail, and the inventor of PGP. Together, we have built a lot of the software that powers email encryption today. Last week, a group of …

Some of your most sensitive data sit on the cloud, on the servers of Internet service providers. Zero-access encryption gives you control over your data online. Most of us would not give our private, personal information to strangers and then trust them not to leak it. But that’s essentially what we do every time we …

Recently, news broke about potential vulnerabilities in PGP, dubbed Efail. However, despite reports to the contrary, PGP is not actually broken, as we will explain in this post. The vulnerability report, which came with its own website, efail.de, has attracted a lot of headlines such as the one below, along with recommendations to disable the …

Donald Trump signed SESTA-FOSTA into law, a policy ostensibly meant to prevent sexual trafficking. In reality, the law undermines free expression online and may even jeopardize the safety of sex workers.   On Thursday, US President Donald Trump signed into law a controversial bill known as SESTA-FOSTA (short for Stop Enabling Sex Traffickers Act and …

Every few generations, humanity is lucky enough to live through a breakthrough moment. Today is that moment. We’re happy to announce the strongest encryption algorithm ever conceived: Delete-Everything Verifiably Null Universally Lossy Logarithm, or DEVNULL for short. DEVNULL is remarkably simple in nature yet extremely effective at protecting data. In fact it’s so secure that …

Starting today, we are making it possible for everyone to add a @pm.me email address to your ProtonMail account, at no cost! For a long time, some members of our community have been asking us for a shorter, easy-to-share email address. Part of this comes from the difficulty of spelling out P-R-O-T-O-N-M-A-I-L over the phone. …

The latest version of ProtonMail delivers several new productivity features, including a shorter email address domain, calendar attachment previews, a merge contacts tool, and more. With version 3.13, ProtonMail now supports the much-anticipated pm.me domain name, giving users the convenience of short, easy-to-share email addresses. Plus, we’re rolling out several other time savers, from a …

ProtonMail mobile version 1.8.0 is now available for both iOS and Android, bringing a large number of improvements. The biggest change is the addition of encrypted contacts on mobile! We launched encrypted contacts last year to meet the needs of journalists that needed a safer way to store sensitive information about their contacts. Our encrypted …

As part of our commitment to security, we maintain a Tor onion site for ProtonMail which can provide extra privacy and accessibility in countries where ProtonMail is blocked. ProtonMail is one of the only email providers that offers email access over Tor. We launched the ProtonMail onion site last year as an extra way to …

Like many of you, we have seen the story this weekend where it was revealed that ProtonMail was being used by White House staff. As a matter of policy, we never comment on individual accounts, so we will not confirm nor deny the authenticity of this account. And while we were hoping to not have …

On the morning of March 15th, 2018, the ProtonMail API was accidentally taken offline and it took approximately one hour to restore services. We have thoroughly investigated the incident from both a policy and engineering perspective. Here is what happened, why it was not fixed sooner, and what we are doing to prevent this from …