Security Bulletin

Update - The Call For Papers (CFP) for BlueHat v17 will be held from 6/1/2017 - 8/18/2017. We will be setting up a submissions portal for web based submissions of papers. The portal will be live on 6/1/2017. Please do not send submissions to bluehat...

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 strives to protect our customers and we’re constantly improving our security posture to meet their needs. We realize the desire of researchers and customers to security test our services to ensure they can trust us and our solutions. We...

Today, a group of eight researchers from across the security industry released a research report on SHA-1 that demonstrates for the first time, a “hash collision” for the full SHA-1 hash algorithm (called “SHAttered”). This is a significant step...

Today, we released an Adobe Flash Player security update to provide additional protections against malicious attackers. As a best practice, we encourage customers to turn on automatic updates. More information about these updates can be found on the...

UPDATE: 2/15/17: We will deliver updates as part of the planned March Update Tuesday, March 14, 2017. Our top priority is to provide the best possible experience for customers in maintaining and protecting their systems. This month, we discovered a...

EMET 5.52 is the latest version of the Enhanced Mitigation Experience Toolkit (EMET) and is now available for download. EMET 5.52 is a minor update from EMET 5.51 to address the following: An issue with the EAF mitigation that causes some...

Today we released security updates to provide additional protections against malicious attackers. As a best practice, we encourage customers to apply security updates as soon as they are released. More information about this month’s security updates...

Today we released security updates to provide additional protections against malicious attackers. As a best practice, we encourage customers to apply security updates as soon as they are released. More information about this month’s security updates...

Microsoft is committed to delivering comprehensive security updates to our customers. Information about the security updates we release are currently made available on the Microsoft Security Bulletin website. However, our customers have asked for...

Today we released security updates to provide additional protections against malicious attackers. As a best practice, we encourage customers to apply security updates as soon as they are released. More information about this month’s security updates...

EMET – Then and Now Microsoft’s Trustworthy Computing initiative was 7 years old in 2009 when we first released the Enhanced Mitigation Experience Toolkit (EMET). Despite substantial improvements in Windows OS security during that same period, it was...