v6.8.9.2626 [Jul 30, 2009]
The latest version 6.8. has added a new heuristic detection algorithms and has various GUI changes.
v6.6.9.2533 [Feb 14, 2008]
New: additonal routines to detect/remove drivers hidden using rootkit techniques. Improved: heuristic detection routines for the Backdoor.Rustock family of malware.