NMS for PC v2.8 is a file encryption system with some interesting bells and whistles. The software integrates into the Windows logon process, using logon to ensure that access to encrypted data is limited to authorized users.
Using zip archives to compress and transfer files has become such a standard part of everyday computing that the notion of using the same tools for security should come easily to most users.
Control Break's SafeBoot offers a lot of features, but we were a bit put off by several being cited as available at an extra cost, including some basic-looking items such as a scripted administration tool, or a database backup utility.
SafeGuard Easy encrypts the entire disk and places agent software in the master boot record, requiring authentication before the OS is loaded.