Of course, most vendors use in-house testing as a tool for monitoring and improving the capabilities of their own products. However, it’s also being used increasingly as a vehicle for showcasing a company’s own AV products in the best possible light.
Larry Seltzer posted an interesting item yesterday. The article on "SW Tests Show Problems With AV Detections " is based on an "Analyst's Diary" entry called "On the way to better testing." Kaspersky did something rather interesting, though a little suspect. They created 20 perfectly innocent executable files, then created fake detections for ten of them.