FAQ - Mailvelope
▻https://www.mailvelope.com/en/faq
Mailvelope is an easy-to-use web-browser extension which brings OpenPGP encryption to webmail services such as Gmail™, Yahoo™ and others. With its unintrusive interface fully integrated into your webmail service, Mailvelope instantly secures your personal and professional email communications.
Extension Firefox et Chromium
#firefox #plugin #gpg #enigmail #webmail #open_source