EncryptThat is a quick and effective way to encrypt or decrypt files directly from your Windows Explorer context menu (right click on a file). Easy and simple context menu integration. It is free, small (475kb), portable (no installation needed), fast...

TheGreenBow CryptoMailer encrypts the e-mail you send to clients, colleagues in one click without having to share anything with them (secret key, password,..). CryptoMailer is automatically integrated in Thunderbird, Outlook, Windows Live Mail and it is...

Gpg4o

Gpg4o 3.3

The most convenient integration of OpenPGP into Outlook. The add-in is based on the open sourced PGP implementation GnuPG. It hides all the complexity of encryption from the user and allows to encrypt mails including their attachments with a...