Important Forensics Papers:
Secure Deletion of Data from Magnetic and Solid-State Memory, Peter Gutmann, Proceedings of the Sixth Usenix Security Symposium, 1996.
Data Recovery: The Current State-of-the-Art, ActionFront Data Recovery Labs, August 2005.
Cryptographical File System:
Management in an Encrypting File System, Matt Blaze, USENIX Summer 1994 Technical Conference, Boston, MA, June 1994.
Cryptographic File System for Unix, Matt Blaze, Proceedings of the First ACM Conference on Computer and Communications Security, Fairfax, VA, November 1993.