Defending Exchange servers under attack

Securing Exchange servers is one of the most important things defenders can do to limit organizational exposure to attacks. Any threat or vulnerability impacting Exchange servers should be treated with the highest priority because these servers contain critical business data, as well as highly...

Hyper-V Debugging Symbols Are Publicly Available

The security of Microsoft’s cloud services is a top priority for us. One of the technologies that is central to cloud security is Microsoft Hyper-V which we use to isolate tenants from one another in the cloud. Given the importance of this technology, Microsoft has made and continues to make...

Abdicating on a Cyber Security Czar?

In May, President Obama completed his long-awaited “cyberspace policy review,” concluding that cyberspace is a strategic asset that must be safeguarded from attack as a national security priority. The president promised to appoint a permanent “cyber czar” who would coordinate the work of federal...