We are proud and humbled to announce that Sir Tim Berners-Lee, a fellow former scientist from the European Organization for Nuclear Research (CERN) and the inventor of the World Wide Web, will be joining Proton’s advisory board. Our vision is to build an internet where privacy is the default by creating an ecosystem of services …

Anonymity is not the same thing as privacy, and confusing these related but different concepts can weaken your online threat model.  Anonymity – Keeping your identity private, but not your actions. For example, using a pseudonym to post messages to a social media platform. Privacy – Keeping some things to yourself, which can include your …

Privacy services often rely on strong encryption to protect privacy and confidentiality. Some terms that you have heard probably include AES, RSA, or maybe even elliptic-curve cryptography (ECC). However, is encryption actually bulletproof and a guarantee of safety? Beware the buzzwords Sometimes, vendors will use terms like “military-grade encryption” to try to illustrate how secure …

Our top priority has always been the security of our community, which is why we are happy to announce our partnership with Bug Bounty Switzerland and our new private bug bounty program made up of expert ethical hackers and security researchers. Bug Bounty Switzerland has successfully led some of Switzerland’s largest bug bounty programs and …

Privacy and anonymity are often tossed about as synonymous terms but they are actually related ideas that represent different things. Put simply: Privacy is freedom from observation or attention. Anonymity is freedom from identification or recognition. While the concepts overlap, they are by no means interchangeable. If you send an encrypted email to your friend, …

In its broadest sense, threat modeling is the systematic analysis of potential risks and attack vectors, with the aim of developing effective defenses against identified threats. On a personal level, we engage in threat modeling all the time – simply assessing the risk factors involved whenever we cross a road is a good example of …

ProtonMail was founded in 2014 to build a better internet where privacy is the default, and to protect activists, journalists, and ordinary people from online surveillance. We are activists ourselves, and over the years we have supported movements around the world from Hong Kong to Belarus to Myanmar, both with our products and through direct …

ProtonMail was founded in 2014 to build a better internet where privacy is the default, and to protect activists, journalists, and ordinary people from online surveillance. We are activists ourselves, and over the years we have supported movements around the world from Hong Kong to Belarus to Myanmar, both with our products and through direct …

Updated 24 September 2021 We would like to provide important clarifications regarding the case of the climate activist who was recently arrested by French police on criminal charges. We are also deeply concerned about this case and deplore that the legal tools for serious crimes are being used in this way. In the interest of …

Email is full of private, personal, and everyday data. Letters to friends and colleagues, shopping receipts, calendar events, flight confirmations: email is a continuous stream of data. From days to decades, that everyday data adds up and tells a story. Most people think of their inbox as private, but it’s important to ask how this …

From the creation of the Android mobile operating system to powering the first interplanetary helicopter, open-source projects have been critical to the development of new technologies. In a recent survey of enterprise developers, 85% already use open-source code in their organizations, and over 90% will continue adopting open-source projects and technologies.  As open-source projects continue …

Zoom has agreed to pay an $85 million settlement after falsely claiming calls were protected with end-to-end encryption and for handing over people’s data to Facebook and Google without their consent. This is the latest development in a list of privacy and security issues faced by the video platform that we first wrote about back …