![]() This means user data is protected by Swiss law, which generally provides for better privacy than USA or EU law. ProtonMail servers and data securityĪll ProtonMail servers are physically located in Switzerland in secure facilities. We will return to this important subject in a moment. The ProtonMail approach makes them compliant with the PGP specification, but leaves this potentially-revealing data unencrypted. If this is a problem for you check out our Tutanota review, which does not rely on PGP and fully encrypts subject lines. ProtonMail does not encrypt the subject of your emails. In that standard, address-related metadata is part of the message header and must remain unencrypted to allow a message to reach its destination. ProtonMail complies with the OpenPGP encryption standard, which is based on the proprietary PGP standard. Your message content and attachments are end to end encrypted. However, subject lines in ProtonMail are not end-to-end encrypted, which means if served with a valid Swiss court order, we do have the ability to turn over the subjects of your messages. From the ProtonMail website:Īll ProtonMail data at rest and in transit is encrypted. One concern I have is that ProtonMail does not encrypt the subject lines of messages. ProtonMail does not encrypt email subject lines ProtonMail is a bit more expensive than some of the other secure email services we’ve reviewed, such as Tutanota and Posteo for example. In 2019, ProtonMail accepted €2 million from the EU government to “develop a suite of encrypted services.”.In 2015, ProtonMail accepted a $2 million investment from a US-based firm called Charles River Ventures (CRV).In 2014, ProtonMail launched an Indiegogo crowdfunding campaign which brought in over half a million dollars.Aside from regular paying users, Protonmail has also benefited from the following funding sources: The founders met while scientists at CERN and came up with the idea for a secure email provider in the CERN cafeteria, as the story goes.įunding for ProtonMail has come from various sources over the years. The ProtonMail family of products is run by Proton Technologies AG, a company based in Geneva, Switzerland. ProtonMail company history and funding sources Overall, this is a good lineup of features. This also allows you to import mail into your account from other services. ProtonMail Bridge, which allows ProtonMail to integrate with other email clients that support the IMAP and SMTP protocols.Android and iOS mobile apps plus a web client.The ability to send encrypted emails to non-ProtonMail users.Premium accounts with a range of additional benefits, including a brandable Business account.Address Verification, a way to ensure that a Public Key received from another user hasn’t been tampered with since you first verified it.The ability to send “self-destructing messages,” which are automatically deleted at the time the sender specifies.Note: To understand the difference between E2E and zero-access encryption, check out this excellent explanation.Īside from this multi-tiered encryption system, ProtonMail has plenty of interesting features, including: All your data is encrypted when stored on ProtonMail servers, except email subject lines (more on this later). ProtonMail utilizes strong end-to-end (E2E) and zero-access encryption standards to protect all email, contacts, and calendar data. Get started with ProtonMail here > ProtonMail features overview A high level of encryption is very important in an age of eroding security and regular data breaches in the news.īecause ProtonMail positions its service as one of the most secure email options available, above and beyond other secure email providers, we’re really going to put it under the microscope in this updated ProtonMail review for 2022.Īt the end of the day, only you can decide which is the best secure email service for your unique needs and threat model. It utilizes PGP encryption standards, end-to-end and zero-knowledge encryption. If you want to protect your email from prying eyes, but don’t need the kind of protection that keeps spies and whistleblowers alive, ProtonMail could be the secure email service for you. But when you strip away the flowery language, does this email provider really stand above the competition? And is it worth the above-average price? We’ll answer all this and more in our new and updated ProtonMail review for 2022. ProtonMail gets a lot of attention as a secure email service, even getting shoutouts in various media outlets.
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