SecExMail Gate - SecExMail Gate is an e-mail proxy server which encrypts and decrypts messages on your corporate network in real-time. This proxy server integrates with your existing corporate infrastructure and operates in conjunction with your SMTP/POP3 mail server. SecExMail Gate implements open standard encryption algorithms to create a seamless security framework to protect the privacy of your corporate e-mail on the public Internet. As SecExMail Gate operates as a proxy, there is no need to change either your e-mail clients or server. There is also no need to install any software on each client in the network. With support for group and domain level keys, this is an easy and fast way to deliver secure e-mail to your corporation.