Virus Bulletin (VB) conducted its latest test in November, posting the results this month. The security research company evaluated 43 antimalware products (product submission deadline was October 28) for the 32-bit version of Windows 7 Professional. The basic requirements for a product passing the test is detecting, both on demand and on access, in its default settings, all malware known to be "In the Wild" at the time of the review, and not detecting any false positives when scanning a set of clean files. The products were pitted against about thousands of unique samples of malware that fall into four categories: WildList viruses, worms and bots, polymorphic viruses, and Trojans.
Just under a fifth of the products did not manage to meet these requirements: 36 products passed the test, leaving seven products to fail. Here are the ones that passed and failed, as well as the reason for not passing: