Absolute OpenBSD: Unix for the Practical Paranoid by Michael W Lucas: Used

PGP and GPG : Email for the Practical Paranoid by Michael W. Lucas (2006, Paperb

PGP & GPG: Email for the Practical Paranoid by Lucas, Michael W.

PGP & GPG: Email for the Practical Paranoid - paperback Michael W Lucas

The Design and Implementation of the 4.3 BSD UNIX Operating System by Samuel…

PGP & GPG: Email for the Practical Paranoid, Michael W Lucas, Book

Tarsnap Mastery: Online Backups for the Truly Paranoid by Lucas, Michael W., ...

Ed Mastery: The Standard Unix Text Editor by Michael W Lucas: New