Encryption and keys

1. Support
2. Proton Account
3. Security and privacy
4. Encryption and keys

Proton Mail allows you to choose which kind of encryption keys to use for your accounts. Learn how to change your encryption keys.

1. Support
2. Proton Account
3. Security and privacy
4. Encryption and keys

Key Transparency is an advanced blockchain-based security feature that lets you verify the integrity and authenticity of your Proton Mail contacts.

1. Support
2. Proton Account
3. Security and privacy
4. Encryption and keys

You can use import your existing OpenPGP private key into Proton Mail and continue using it to encrypt and decrypt your emails.