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Microsoft Security Response Center
Get the latest updates from Microsoft Security Response Center directly as they happen.
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Latest posts
Last updated 29 days ago
Why XSS still matters: MSRC’s perspective on a 25-year-old threat
about 1 month ago
Cross-Site Scripting (XSS) has been a known vulnerability class for two decades...
BlueHat Asia 2025: Closing soon: Submit your papers by September 14, 2025
about 1 month ago
The next chapter of the Microsoft Security Response Center’s (MSRC) BlueHat security...
BlueHat Asia 2025: Closing soon: Submit your papers by September 5, 2025
about 1 month ago
The next chapter of the Microsoft Security Response Center’s (MSRC) BlueHat security...
postMessaged and Compromised
about 1 month ago
At Microsoft, securing the ecosystem means more than just fixing bugs—it means...
Microsoft Bounty Program year in review: $17 million in rewards
2 months ago
We’re thrilled to share that this year, the Microsoft Bounty Program has...
Zero Day Quest: Join the largest hacking event with up to $5 million in total bounty awards
2 months ago
Last year, we announced the largest hacking event in history: Zero Day...
.NET Bounty Program now offers up to $40,000 in awards
2 months ago
We’re excited to announce significant updates to the Microsoft .NET Bounty Program...
.NET Bounty Program now offers up to $40,000 in awards
2 months ago
We’re excited to announce significant updates to the Microsoft .NET Bounty Program...
How Microsoft defends against indirect prompt injection attacks
2 months ago
Summary The growing adoption of large language models (LLMs) in enterprise workflows...
Customer guidance for SharePoint vulnerability CVE-2025-53770
3 months ago
Summary Microsoft is aware of active attacks targeting on-premises SharePoint Server customers...
Congratulations to the MSRC 2025 Most Valuable Security Researchers!
3 months ago
The Microsoft Researcher Recognition Program offers public thanks and recognition to security...
Congratulations to the top MSRC 2025 Q2 security researchers!
3 months ago
Congratulations to all the researchers recognized in this quarter’s Microsoft Researcher Recognition...