Release Notes: Handling of the threshold option was fixed.
Release Notes: In this version, the size threshold and highlighting are now parameters. The server, login, and password can be entered interactively.
Release Notes: Patterns were revised, taking a third study of the worm into account and some false negatives. Some bugs were fixed. The code was refactored.
Release Notes: The heuristics are now stronger and performance was improved. POP3 settings are now passed as parameters. Precompiled binaries for Windows were provided, and specific instructions for OS/2 were included. The code was also cleaned up.
Release Notes: Parameters are now read from the command line. Instructions for Windows users have been added. A distribution with a self-contained precompiled executable for Windows is provided.