Attackers are using an exploit kit to spread the Zminer executable that downloads a cryptocurrency miner hosted in an Amazon S3 bucket.

Microsoft released an emergency update for a zero-day vulnerability disclosed by Google in the Microsoft Malware Protection Engine bundled with most versions of Windows.

Microsoft beefs up ransomware defenses in Windows 10 Anniversary Update starting with Edge browser and the Advanced Threat Protection (ATP) tool.

An installer purporting to be Microsoft Security Essentials is malware that can lead to a support call scam.