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@msftsecresponse

Microsoft Security Response Center

Microsoft Security
@msftsecresponse
We are the Microsoft Security Response Center. To report security vulnerabilities or abuse in Microsoft products, visit microsoft.com/en-us/msrc.
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msrc.microsoft.com/blog/
Joined February 2010
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  • @msftsecresponse
    Microsoft Security Response Center
    Microsoft Security
    @msftsecresponse
    Sep 4
    Security researchers help make Microsoft's products and services more secure every day. To support that work, we're introducing new MSRC Researcher Portal enhancements designed to provide clearer guidance, better visibility into report status, and improved ways to manage
    MSRC Researcher Portal
    2
  • @msftsecresponse
    Microsoft Security Response Center
    Microsoft Security
    @msftsecresponse
    Aug 11
    Security updates for August 2026 are now available. Details are here: msft.it/6018SZEg0
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    3
  • @msftsecresponse
    Microsoft Security Response Center
    Microsoft Security
    @msftsecresponse
    Aug 7
    Thank you to everyone who joined us for the MSRC Researcher Celebration at Black Hat USA. We're incredibly grateful to the security research community for the partnership, trust, and collaboration that help protect customers around the world. Thank you for your contributions,
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    1
  • @msftsecresponse
    Microsoft Security Response Center
    Microsoft Security
    @msftsecresponse
    Aug 6
    We're excited to highlight 2026 Microsoft Most Valuable Researcher Angelboy (@scwuaptx), who presented at Black Hat USA this week. Drawing on years of Windows security research, Angelboy shared how vulnerabilities can emerge from unexpected interactions between drivers,
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    1
  • @msftsecresponse
    Microsoft Security Response Center
    Microsoft Security
    @msftsecresponse
    Jul 31
    Storm-2945, a sub-cluster of Midnight Blizzard, has been observed compromising hospitality-related networks to steal credentials, gain access to cloud environments, and target travelers. The campaign demonstrates how threat actors can exploit infrastructure that many users
    @MsftSecIntel
    Microsoft Threat Intelligence
    Microsoft Security
    @MsftSecIntel
    Jul 31
    Microsoft Threat Intelligence has observed Storm-2945, a sub-cluster of Midnight Blizzard, compromising hospitality-related networks worldwide to steal credentials, access cloud environments, and deliver malware to travelers. msft.it/6010aBX6s Since early May 2026, the
    1
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