Security Bulletin

Azure is exceptionally secure. To help keep it that way, we are doubling the top bounty reward for Azure vulnerabilities to $40,000. But we aren’t stopping there. To make it easier for security researchers to confidently and aggressively test Azure...

Several sources estimate that by the year 2020 some 50 billion IoT devices will be deployed worldwide. IoT devices are purposefully designed to connect to a network and many are simply connected to the internet with little management or oversight...

Who’s going to be on the Most Valuable Security Researcher list at Black Hat USA 2019? We’re not announcing the names—yet—but this is how we’ll determine who’s there. How do we define the Most Valuable Security Researchers? The list at Black Hat will...

We deeply appreciate the partnership of the many talented security researchers who report vulnerabilities to Microsoft through Coordinated Vulnerability Disclosure. We pay bounties for research in key areas, and each year at Black Hat USA, we’ve...

We’re getting close to Black Hat, and we hope to see you there. Here’s where you can find members of the Microsoft Security Response Center if you’d like to say hello, ask a question about a report you made, discuss a recent blog article, or just...

Today we announce the top organizational candidates for Vulnerability Top Contributors, Threat Indicator Top Submitters, and Zero-Day Top Reporting for the period of July 1, 2018 – June 30, 2019. The Microsoft Active Protections Program provides...

In this series, we have explored the need for proactive measures to eliminate a class of vulnerabilities and walked through some examples of memory safety issues we’ve found in Microsoft code that could have been avoided with a different language...

In our first post in this series, we discussed the need for proactively addressing memory safety issues. Tools and guidance are demonstrably not preventing this class of vulnerabilities; memory safety issues have represented almost the same...

One of Microsoft’s many security investments to protect customers is in the partnerships we build with the external security research community. We are excited to announce the launch of theDynamics 365 Bounty program and welcome researchers to seek...

What if we could eliminate an entire class of vulnerabilities before they ever happened? Since 2004, the Microsoft Security Response Centre (MSRC) has triaged every reported Microsoft security vulnerability. From all that triage one astonishing fact...

We have released the July security updates to provide additional protections against malicious attackers. As a best practice, we encourage customers to turn on automatic updates. More information about this month’s security updates can be found in...

This is the third and last in a series of posts that looks at how Microsoft responds to elevated threats to customers through the Microsoft Security Response Center’s (MSRC) Software and Services Incident Response Plan (SSIRP). Our previous posts...