--- /dev/null
+Secure Mail
+-----------
+
+Send notification mails to user encrypted with GPG.
+Each user can enable it and submit his public key under Settings-> Addon
+-> "Secure Mail" Settings.
+
+Use 'php-gpg' library, a pure PHP implementation of GPG/PGP, released
+under GPL. See [project repo](https://github.com/jasonhinkle/php-gpg).
+
+This plugin need Friendica version > 3.3.2 to work.