Microsoft Security Response Center

  • Customer Guidance for the Dopplepaymer Ransomware
    Microsoft has been investigating recent attacks by malicious actors using the Dopplepaymer ransomware. There is misleading information circulating about Microsoft Teams, along with references to RDP ( …
  • BlueHat Seattle videos are online!
    Were you unable to attend BlueHat Seattle, or wanted to see a session again? We have good news. If you have been waiting for the videos from BlueHat Seattle last month, the wait is over. All videos wh …
  • November 2019 security updates are available!
    We have released the November security updates to provide additional protections against malicious attackers. As a best practice, we encourage customers to turn on automatic updates. More information …
  • Using Rust in Windows
    This Saturday 9th of November, there will be a keynote from Microsoft engineers Ryan Levick and Sebastian Fernandez at RustFest Barcelona. They will be talking about why Microsoft is exploring Rust ad …
  • Vulnerability hunting with Semmle QL: DOM XSS
    In two previous blog posts ( part 1 and part 2), we talked about using Semmle QL in C and C++ codebases to find vulnerabilities such as integer overflow, path traversal, and those leading to memory co …