The Darkmail Internet Mail Environment

In addition to the usual protection of content, a design goal for secure email must be to limit what meta-information is disclosed so that a handling agent only has access to the information it needs to see. The Dark Internet Mail Environment (DIME) achieves this with a core model having multiple layers of key management and multiple layers of message encryption.

From Phillip Zimmermann and Ladar Levison (among others) comes the Darkmail Internet Mail Environment , an attempt to replace SMTP with a more secure protocol. It has a 108-page specification [PDF] for those wanting details, and code is available on GitHub . " Log in to post comments)