Security Bulletin

Today, we published Security Advisory 2743314, which provides guidance that will help protect customers from a technique that could allow a man-in-the middle attack to obtain a user’s domain credentials when VPN is configured to use PPTP and MSCHAPv2...

Hello. Today we’re publishing the August 2012 Security Bulletin Webcast Questions & Answers page. During the webcast, we fielded twelve questions focusing primarily on MS12-060 covering Windows Common Controls, MS12-052 regarding Internet Explorer...

Security Advisory 2661254 - Update For Minimum Certificate Key Length Before we get into the details of this month’s bulletin release, let’s take a look at an important change on how Windows deals with certificates that have RSA keys of less than...

Today we’re providing advanced notification on the release of nine bulletins, five Critical and four Important, for August 2012. The five Critical security bulletins are addressing ten vulnerabilities in Microsoft Windows, Internet Explorer, Exchange...

Minutes ago in Las Vegas at the Microsoft Researcher Appreciation Party, we completed the journey we set out on together at the 2011 Black Hat briefings. There, we asked the security research community to focus its talent and expertise on defense, to...

One year ago this week we challenged the security community to take an unconventional focus on defensive innovation. We called that challenge the BlueHat Prize, and tomorrow night, we will award the grand prize of $200,000 to one of the finalists...

Hello – Today we published Security Advisory 2737111, which provides mitigations and workarounds that will help protect customers from a known vulnerability in one of Oracle’s Outside In libraries, which were updated earlier this month. Microsoft...

In a little less than 24 hours, we will award $200,000 to Jared DeMott, Ivan Fratric, or Vasilis Pappas as we name the inaugural winner of the BlueHat Prize – and we’ll award more than $50,000 for the two runners-up. As excitement builds towards that...

Hello, To mark the start of the 10-day countdown to the BlueHat Prize award ceremony, the MSRC Ecosystem Strategy Team is announcing the BlueHat Prize Question Sweepstakes that will give you a chance to win $5,000 at Black Hat this year! Be sure to...

Today we published the July Security Bulletin Webcast Questions & Answers page, and the July 2012 Security Bulletin Release Webcast slide deck. We fielded 15 questions on various topics during the webcast, including bulletins and advisory details...

Before we dive into the July security updates, let’s change up the normal order and take a look at the two Security Advisories we are releasing today. One takes an exciting step into the future, while the other prepares us to take an equally...

Hello – As per our usual cadence, today we’re releasing our advance notification for this month’s security bulletin release, which is scheduled for Tuesday, July 10. The July release includes nine bulletins addressing 16 vulnerabilities in Microsoft...