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Encrypt if possible Requires Restart

Sets message security option "encrypt message", if valid X509 certificates are found for all recipients.

Rated 5 out of 5 stars (23)
299 users

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TORPEDO - TOoltip-poweRed Phishing Email DetectiOn

TORPEDO is a tool for recognizing untrustworthy links (phishing). Move the mouse pointer over a link in your email. TORPEDO displays the correct web address in a tooltip and helps you to analyze it.

Rated 5 out of 5 stars (9)
1,391 users

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Security Settings from Address Book Requires Restart

Sets message security (sign/encrypt) when sending or saving messages based on recipients' address book entry's field "Custom1".

Rated 5 out of 5 stars (2)
66 users

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ProtonMail Encryption Status

When using ProtonMail Bridge to integrate Mozilla Thunderbird withProtonMail, it's not easy to tell which emails were end-to-end (E2E) encrypted. This add-on puts an icon in the toolbar above every message to show you its encryption status.

Rated 5 out of 5 stars (5)
684 users

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