Microsoft Security Blog

The official Microsoft blog for discussing industry and Microsoft security topics.

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  • Blog Post: Trustworthy Computing: Learning About Threats for Over 10 Years - Part 3

    In the first two parts of this series ( part 1 , part 2 ) I explored some of the ways that the threat landscape has evolved over the past decade and introduced a new special edition Microsoft Security Intelligence Report (SIR) called “ The evolution of malware and the threat landscape – a...
  • Blog Post: Weekly Roundup : Sep 23, 2011 : Rustock Botnet Case Goes to the FBI

    Trending Security News The week ended on a high note with news that Microsoft had successfully completed its civil action in the Rustock botnet case and had passed along all of its evidence to the FBI for possible criminal investigation. CNET led the coverage with its Microsoft hands Rustock botnet case...
  • Blog Post: Microsoft Gives Rustock Botnet Evidence to the FBI

    It was great to read this morning about Microsoft successfully concluding its civil case against the Rustock botnet operators, and referring the matter, along with all the evidence it has discovered, to the FBI for criminal review. Readers may recall the first report on the breakthrough back in March...
  • Blog Post: New MMPC Threat Report on Rootkits Now Available

    This week the Microsoft Malware Protection Center (MMPC) published a new threat report focused on Rootkits. A rootkit is a suite of tools used by attackers to provide stealth capabilities to malware. The typical goal of a rootkit is to enable malware to remain undetected on a system for as long as possible...
  • Blog Post: Microsoft Takedown of Rustock Botnet

    Yes, now that the court has unsealed the case, Microsoft can comment on the takedown of the large, notorious and complex botnet known as Rustock. This operation, known as Operation b107, is the second high-profile takedown in Microsoft’s joint effort between the Microsoft Digital Crimes Unit...