Mozilla Thunderbird is my primary email client, and Enigmail is by far the plugin I like the most for any mail client related to handeling OpenPGP / PGP/MIME. You sign a key to authenticate that you know that the key belong to the person it claim to belong to. The Enigmail key management window provide for an easy way to sign keys.

Jun 05, 2017 Emails | Thunderbird Help - Mozilla If Thunderbird is specified as your system's default email application, it will integrate with other applications (such as word processors and web browsers). Cannot receive messages If you cannot receive messages, this page provides a series of steps you can use to check for common problems. Thunderbird - Free download and software reviews - CNET Jul 17, 2020

Digitally sign messages (I Encryption Use this certificate to encry Default encryption setting wh @ Never (do not use encry Required (can't send me! Certificates View Certificates Securid Inbox - Mozilla Thunderbird File Edit View Go Message Tools Help Get Mail W rite All Folders Local Folders Trash Outbox victordomainn Address 800k Inbox (18)

Jun 16, 2020 Thunderbird/Roles - Mozilla

The Enigmail key management window provide for an easy way to sign keys. You simply right-click on a key listed and select sign key. You will be met by a dialog allowing you to select which key to use to sign, how carefully you have authenticated the key, and a checkbox where you can mark the signature as non-exportable or local.

Add extra features and styles to make Thunderbird your own. Close. Close. Log in with Firefox Accounts. Mozilla Add-ons has transitioned to Firefox Accounts for login. Continue to complete the simple login process. Continue To create your own collections, you must have a Mozilla Add-ons account. Create an Add-ons Account.