For example, if someone sends you a message from Gmail, that message will arrive at the Proton servers in an unencrypted form. Zero-access encryption comes into play when messages arrive at the Proton Mail servers without being encrypted. Only you and the intended recipient of the message are able to read it. E2E encryption (often written as E2EE in Proton Mail documentation) is encryption that gets applied to your Mail messages before they leave your Proton Mail app. What you need to know about end-to-end and zero-access encryptionĪs we go deeper in this review, you will read a lot about end-to-end (E2E) and zero-access encryption. May log IP addresses or other info for government agencies.Zero-access encryption is done on Proton Mail servers.You may be required to submit personal information for verification of new accounts.Proton Mail doesn't encrypt Mail subject lines and headers.Proton Mail Bridge to connect to third-party apps.Support for custom domains with paid accounts.Parts of Proton Mail are open source: Web client, encryption algorithms, Android and iOS code.Data is stored on servers in Switzerland.

Swiss jurisdiction provides good privacy protection.

Can import Mail and Contacts from other services.

Mail and Contacts protected by end-to-end and zero-access encryption.

Here's a quick summary of the pros and cons of Proton Mail.

Let's dive right in, shall we? Proton Mail Pros and Cons It is obviously the choice for our first secure email service review here at Security Tech.

Since it launched a few years ago, Proton Mail has only grown more polished, more powerful, and more popular. And why not? The service was designed by engineers and scientists from places like CERN and MIT for cripes sakes. When people talk about encrypted email services, Proton Mail is probably the first one that gets mentioned.

Proton email desktop clients