AV-Test recently gave Microsoft's Security Essentials and Forefront Endpoint Protection programs low scores for their antivirus protection potential. Microsoft has now fired back at the firm's claims by decrying their method for testing. From V3:

"It is [difficult] for independent anti-malware testing organizations to devise tests that are consistent with the real-world conditions that customers live in," wrote program manager for Microsoft's Malware Protection Center Joe Blackbird in a blog post.

Blackbird contends that AV-Test failed Microsoft because its testing practices are not in line with the real-world usages of consumers.

 Microsoft bristles over failed antivirus test