Security Bulletin

Today, a single breach, physical or virtual, can cause millions of dollars of damage to an organization and potentially billions in financial losses to the global economy. Each week seems to bring a new disclosure of a cybersecurity breach somewhere...

The Microsoft Security Response Center (MSRC) is pleased to announce the launch of the Azure DevOps Bounty program, a program dedicated to providing rock-solid security for our DevOps customers. Starting January 17, 2019, we’re excited to offer...

Today, we released 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 on the...

Today, we released a security update for Internet Explorer after receiving a report from Google about a new vulnerability being used in targeted attacks. Customers who have Windows Update enabled and have applied the latest security updates, are...

Today, we released 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 on the...

Microsoft has put a lot of effort in Hyper-V security. Hyper-V, and the whole virtualization stack, runs at the core of many of our products: cloud computing, Windows Defender Application Guard, and technology built on top of Virtualization Based...

Today, we released 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 on the...

Every day, the Microsoft Security Response Center (MSRC) receives vulnerability reports from security researchers, technology/industry partners, and customers. We want those reports, because they help us make our products and services more secure...

Last month we wrapped up another great BlueHat event. As an organizer, it is great to hear that the content is so strong that we have participants have to make hard choices on what to attend. BlueHat is about the community we build and the...

Today, we released 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 the...

Last week at BlueHat’s “MSRC Listens” session, I took the stage with Mechele Gruhn, manager of the Vulnerability Response PM team, to explain how MSRC is changing our communication, workflows, and tooling to deliver an improved user experience for...

We are just one day away from the opening of BlueHat v18 and excitement is building. One of the questions that I have gotten more frequently the past couple years is about the artwork we use for BlueHat. So yes there is a theme. 😊 Starting in 2014...