Encryption

Introduction to End-to-end encryption in Thunderbird

This article explains what end-to-end encryption is and how to use it to protect the contents of your email in Thunderbird.

Setup your email account for using End-To-End Encryption

To use End-To-End Encryption with Thunderbird, you must prepare your own keys or certificates in account settings. This article explains what to do.

OpenPGP Recipient Alias Configuration

How to set up and use the OpenPGP recipient Alias feature in Thunderbird.

Prerequisite for sending an encrypted email message

This article explains why Thunderbird may report that it cannot encrypt an email that you attempt to send.

Why does Thunderbird warn me that my server don't use encryption?

Thunderbird and OpenPGP Alias Keys

How to use the OpenPGP Alias Keys feature to bypass Thunderbird's usual requirement that an OpenPGP public key must contain the recipient's email address.