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At the Microsoft Security Response Center’s (MSRC), our primary mission is to help protect our customers. One of the ways we do this is by working with security researchers to discover security vulnerabilities in our services and products, and then...

We’re excited to announce a significant update to the Security Update Guide, our one-stop site for information about all security updates provided by Microsoft. This new version will provide a more intuitive user experience to help protect our...

As part of our ongoing efforts towards safer systems programming, we’re pleased to announce that Windows Control Flow Guard (CFG) support is now available in the Clang C/C++ compiler and Rust. What is Control Flow Guard? CFG is a platform security...

Today we announce our Most Valuable Security Researchers for 2020! The MSRC Researcher Recognition program is an integral aspect of recognizing the ongoing partnerships with our community of talented security researchers who report through...

Security researchers are a vital component of the cybersecurity ecosystem that safeguards every facet of digital life and commerce. The researchers who devote time to uncovering and reporting security issues before adversaries can exploit them have...

Microsoft has invested in the security of open source software for many years and today I’m excited to share that Microsoft is joining industry partners to create the Open Source Security Foundation (OpenSSF), a new cross-industry collaboration...

It hardly feels like summer without the annual trip to Las Vegas for Black Hat USA. With this year’s event being totally cloud based, we won’t have the chance to catch up with security researchers, industry partners, and customers in person, an...

Partnering with the research community is an important part of Microsoft’s holistic approach to defending against security threats. Bounty programs are one part of this partnership, designed to encourage and reward vulnerability research focused on...

We are excited to announce the top contributing researchers for the 2020 Second Quarter (Q2)! Congratulations to all the researchers who continue to rock the leaderboard, and a big thank you to everyone for your contribution to securing our customers...

Today we released an update for CVE-2020-1350, a Critical Remote Code Execution (RCE) vulnerability in Windows DNS Server that is classified as a ‘wormable’ vulnerability and has a CVSS base score of 10.0. This issue results from a flaw in Microsoft...

This blog post outlines the work that Microsoft is doing to eliminate uninitialized kernel pool memory vulnerabilities from Windows and why we’re on this path. For a background on why uninitialized memory matters and what options have been used in...

Machine learning (ML) is an increasingly valuable tool in cyber security as adversaries continually evolve their tactics and techniques to evade detection. As machine learning has advanced and sophisticated ML models have been developed to assist...