FastMail
FastMail provides one of the most secure and reliable email environments in the industry. Rock Solid Reliability. More safety. ...
GPGMail
GPGMail is a PGP plugin for Apple Mail. It brings the functionality to sign, verify, encrypt and decrypt mails using the OpenP ...
Secure Gmail
An extension to send secure, encrypted messages through Gmail. SecureGmail encrypts and decrypts emails you send in Gmail. Thi ...
Cock.li
Cock.li is your go-to solution for professional E-mail addresses and XMPP addresses. Since 2013 cock.li has provided stable E- ...
Mailpile
Mailpile is a modern, fast web-mail client with user-friendly encryption and privacy features. The development of Mailpile is ...