Last year at Proton, we migrated from a polyrepo architecture to a monorepo architecture to make it easier to manage the packages that are part of our front-end web application stack. We’d been facing problems for some time, and after considering our options, we...

Today, when we want to buy a mobile phone, tablet, wireless music headset… We worry a lot about color, size, design, price… But we forget something very important, the SAR, what is the S.A.R.? Every mobile device emits an RF (Radio Frequency) at certain levels. Some...

In 2010, Mark Zuckerburg dismissed privacy as a social norm that had outlived its usefulness. Fortunately for us all, he was wrong. In the past 12 years, privacy has undergone a resurgence. Citizens are demanding their privacy be respected, policymakers are now...

Short Message Service (SMS), also known simply as text messaging, has been with us since the birth of mobile phones (the first-ever text message was sent over the Vodaphone network in 1992).  SMS is supported by almost every mobile network provider in...

Your calendar is a record of your life. Proton Calendar helps keep it private.

Proton Drive is an end-to-end encrypted Swiss vault for your files, ensuring that nobody except those authorized by you can access your data.

Today, we’re thrilled to present one of the biggest updates to Proton VPN since we set out to revolutionize the VPN industry in 2017. This update brings a new Proton VPN logo, colors, and the launch of Proton’s new privacy-by-default ecosystem. Proton VPN was not the...

Earlier this year, we shared how Proton’s services will evolve to better serve you. This evolution is vital as it will allow us to address several demands that the Proton community has raised, both in the 2022 survey and earlier.  Ensuring...

Advocacy is an essential part of what we do at Proton because it is integral to our vision of building a better internet where privacy is the default. Technological safeguards like end-to-end encryption can dramatically improve your privacy, but they cannot solve the...

A few weeks ago, we shared the results of the Proton 2022 community survey. While the quantitative results shared previously were interesting, a deeper look into the qualitative comments left by the community also provides insights into how Proton should evolve in...

At Proton, we are fighting for a better internet where privacy is the default. This is a challenging and important mission that requires a collective effort. Since we launched ProtonMail in 2014, we have been excited to see more people care about privacy and more...

This International Women’s Day, we’re taking the opportunity to talk to some of the world’s top female pioneers in data privacy and security. Here is just a small glimpse into the contributions that female academics, journalists, and scientists have made to the...

We are excited to announce Proton is expanding to London. Community is everything for Proton, and serving the global Proton user base is our overriding objective. From the beginning, the UK has always been one of the countries with the largest Proton communities, and we are grateful for all the support we have received.

EARN IT is a dangerous law that could be used to break encryption. On 2 July 2020, the Senate Judiciary Committee voted to approve the EARN IT Act (an acronym that stands for Eliminating Abusive and Rampant Neglect of Interactive Technologies Act of 2020). It then...

Security experts declare all Proton apps secure after they pass their pentests. At Proton, transparency is one of our core principles. Simply put, people cannot make informed decisions without knowing how their data is secured, which is why we have made all our apps...

US citizens, conditioned to expect inaction from Congress, have increasingly turned elsewhere for swift action on today’s pressing issues, including when it comes to privacy. With no major Congressional privacy bill anywhere near passing, more and more people have...

ProtonMail: Safer Internet Day. A quick guide to staying safe and private online Since our launch in 2014, our vision has been to build an internet where privacy is the default. For us, this not only means empowering people with the right tools to defend their online...

The 10 biggest privacy wins from 2021 As we come to the end of Data Privacy Week, it’s important to take stock of our progress. Yes, building an internet where privacy is the default is hard work, and yes, we still have a long way to go, but there were promising...

Help your friends and family be more private Your personal data is the currency of the digital age. With every click, swipe, and like, you produce a wealth of information about yourself that companies track and collect, making it crucial to protect your online...

What is Incognito mode and is it really private? Incognito mode, or Private Browsing, is a privacy setting in your browser that lets you surf the web more privately. But how private is it? We explain what Incognito mode is, how it works, and how you can use it to...

US data protection: Online habits and data breaches Our survey reveals US online data protection habits and how common data breaches are. As an organization building an internet where privacy is the default, we at Proton are always interested in how people protect...

On 1 December 2021, we began receiving sporadic reports of delivery failures from protonmail.com addresses to Gmail. This corresponded with a dramatic decline in protonmail.com’s domain reputation as seen via Gmail Postmaster Tools and an increase in sending from...

Privacy policies explain how organizations collect and secure your personal information, but few people read them. Here’s how to quickly check a privacy policy to take back control of your data. When you last bought something online, you may have glanced at the terms...

What is AES encryption? AES is a fast, efficient, and secure encryption standard. Certified by the National Institute of Standards and Technology (NIST), AES is used by the United States government to secure classified data. This has led many companies to market AES...

How to delete your Amazon account Whether you’ve had enough of Big Tech companies monetizing your personal data or just found somewhere else to shop, here’s all you need to know to permanently close your Amazon account.

What is bloatware and is it a security risk? Bloatware is unwanted software pre-installed on new PCs, laptops, and mobile devices by the device manufacturer, OS developer, or network carrier. It is not usually malicious, but it uses up system resources and can...

Privacy Decrypted #5: How HTTPS keeps you safe (but not private) HTTPS is the backbone that keeps everyone safe and secure on the internet. However, it does little to prevent you from being tracked online.

An SSID is the name of a wireless network. Learn how SSIDs work, how to find your SSID, and whether it’s better to broadcast or hide it. If you set up your home WiFi network, you may have selected the network’s name (SSID) on your devices, entered the default wireless...

Digital freedom is something that much of society takes for granted, but, unfortunately, online liberty doesn’t exist for everyone. Your ability to use a VPN, access social media, or even read freely and fairly reported news in the media is entirely dependent on the...

The Point-to-Point Tunneling Protocol (PPTP) is a VPN protocol used to secure the connection between your device and a VPN server. One of the oldest VPN protocols, PPTP is plagued by multiple security issues and is now considered obsolete.    

Since the founding of Proton in 2014, we have fought to advance privacy and freedom around the world. We do this not only through technology and advocacy (Proton has contributed over $500,000 toward defending these values around the world) but also through the...

Anonymity is not the same thing as privacy, and confusing these related but different concepts can weaken your online threat model.

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?

End-to-end encryption is the most secure way to communicate privately and securely online. By encrypting messages at both ends of a conversation, end-to-end encryption prevents anyone in the middle from reading private communications.

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.

Privacy and anonymity are often tossed about as synonymous terms but they are actually related ideas that represent different things.

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...

Today we think that our mobile phones have a certain "artificial intelligence", without doing anything we offer us certain services. The clearest example would be the clothing store, a bar... Any establishment we enter, after a while, the mobile phone asks us to...

When we create a document, there are many details that we can obtain from it. The metadata gives us a lot of information about the document that we have created, that data we can use or not, it depends on the use we want to give it. But within all that data, there is...

Sometimes when I ask someone "do you think your privacy is safe?" The answer in general is "no". This is a common and normal response, but what worries me the most is what people often say afterwards "I don't have anything to hide either." After hearing this phrase, I...

Everyone wants security in their private life, our data is very important, our privacy is important and therefore, it must be protected. There are people who steal user data for different purposes, if this happens, it is because somewhere that we do not know, they...