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  • Blog Post: November 2014 Updates

    Today, as part of Update Tuesday, we released 14 security updates – four rated Critical, nine rated Important, and two rated Moderate, to address 33 Common Vulnerabilities and Exposures (CVEs) in Microsoft Windows, Internet Explorer (IE), Office, .NET Framework, Internet Information Services (IIS...
  • Blog Post: Security Advisory 3010060 released

    Today, we released Security Advisory 3010060 to provide additional protections regarding limited, targeted attacks directed at Microsoft Windows customers. A cyberattacker could cause remote code execution if someone is tricked into opening a maliciously-crafted PowerPoint document that contains an infected...
  • Blog Post: Security Advisory 2982792 released, Certificate Trust List updated

    Today, we are updating the Certificate Trust List (CTL) for all supported releases of Microsoft Windows to remove the trust of mis-issued third-party digital certificates. These certificates could be used to spoof content and perform phishing or man-in-the-middle attacks against web properties. With...
  • Blog Post: July 2014 Security Bulletin Release

    Many around the globe have been following the 2014 FIFA World Cup Brazil™ closely. Regardless of which country you are supporting, many folks have been impressed by the defensive display put on by keeper Tim Howard in a loss against Belgium. It was a great performance highlighting a strong defense...
  • Blog Post: Microsoft releases Security Advisory 2974294

    Today, we released Security Advisory 2974294 to inform global customers about an update for the Microsoft Malware Protection Engine. This update addresses a privately disclosed issue and fixes a vulnerability that could allow a denial of service if the Microsoft Malware Protection Engine scans a specially...
  • Blog Post: The May 2014 Security Updates

    Today, we released eight security bulletins – two rated Critical and six rated Important – to address 13 Common Vulnerability & Exposures (CVEs) in .NET Framework, Office, SharePoint, Internet Explorer, and Windows. We encourage you to apply all of these updates, but for those who need...
  • Blog Post: Advance Notification Service for the April 2014 Security Bulletin Release

    Today we provide advance notification for the release of four bulletins, two rated Critical and two rated Important in severity. These updates address issues in Microsoft Windows, Office and Internet Explorer. The update provided through MS14-017 fully addresses the Microsoft Word issue first described...
  • Blog Post: Microsoft Releases Security Advisory 2953095

    Today we released Security Advisory 2953095 to notify customers of a vulnerability in Microsoft Word. At this time, we are aware of limited, targeted attacks directed at Microsoft Word 2010. An attacker could cause remote code execution if someone was convinced to open a specially crafted Rich Text Format...
  • Blog Post: Advance Notification Service for the March 2014 Security Bulletin Release

    Today we provide advance notification for the release of five bulletins for March 2014, two rated Critical and thee rated Important in severity. These updates address issues in Microsoft Windows, Internet Explorer and Silverlight. The update provided in MS14-012 fully addresses the issue first described...
  • Blog Post: Microsoft Releases Security Advisory 2934088

    Today, we released Security Advisory 2934088 regarding an issue that impacts Internet Explorer 9 and 10. Internet Explorer 6, 7, 8 and 11 are not affected. At this time, we are only aware of limited, targeted attacks against Internet Explorer 10. This issue allows remote code execution if users browse...
  • Blog Post: Security Advisory 2718704: Collision attack details, WU update rollout

    Today, as a part of our continuing phased mitigation strategy recently discussed , we have initiated the additional hardening of Windows Update . We’ve also provided more information about the MD5 hash-collision attacks used by the Flame malware in the SRD blog . This information should help answer...
  • Blog Post: December 2009 Bulletin Release Advance Notification

    Advance Notification for the December 2009 Security Bulletin Release For December we are planning to release six new security bulletins addressing 12 vulnerabilities in Windows, Internet Explorer (IE) and Microsoft Office products. Three of the bulletins have a maximum severity rating of Critical...
  • Blog Post: Microsoft Security Advisory 975497 Released

    We’ve just released Microsoft released Security Advisory 975497 that provides information about a new, irresponsibly reported vulnerability in SMB 2.0. Our investigation has shown that Windows Vista, Windows Server 2008 and Windows 7 RC are affected by this vulnerability. Windows 7 RTM, Windows Server...
  • Blog Post: Security Bulletin MS10-018 Released

    Hi everyone, Today we released MS10-018 out-of-band due to increases in attacks against Internet Explorer 6 and Internet Explorer 7 using the vulnerability discussed in Security Advisory 981374 . I want to reiterate that Internet Explorer 8 is not affected by this issue so customers using this version...
  • Blog Post: Security Bulletin Webcast Video, Questions and Answers – July 2009

    Today Adrian Stone and I conducted the security bulletin webcast for June covering the six bulletins we released yesterday and Security Advisory 973472 (vulnerability in Office Web Components). There were several questions about MS09-028 and MS09-032 . These security updates addressed two open security...
  • Blog Post: Out-of-Band Security Bulletin Webcast Q&A - January 21, 2010

    Hosts: Adrian Stone , Senior Security Program Manager Lead Jerry Bryant, Senior Security Communications Manager Lead Website: TechNet/security Chat Topic: January 2010 Out-of-Band Security Bulletin Date: Thursday , January 21, 2010 Q: I understand the severity for workstaitons. Is the...
  • Blog Post: Microsoft Releases Security Advisory 2887505

    Today we released Security Advisory 2887505 regarding an issue that affects Internet Explorer. There are only reports of a limited number of targeted attacks specifically directed at Internet Explorer 8 and 9, although the issue could potentially affect all supported versions. This issue could allow...
  • Blog Post: Q&A from the September 2010 Out-of-Band Security Release webcast

    Hello, Below you will find the webcast we conducted earlier this week as part of the MS10-070 Security Update which was released Out-of-Band. We have also published the questions and answers from that webcast and linked them here . The response for this webcast was amazing; however, due to time...
  • Blog Post: Security Advisory 2755801 revised to address Adobe Flash Player issues

    Today we revised Security Advisory 2755801 to address issues in Adobe Flash Player in Internet Explorer 10, in conjunction with Adobe’s update process. Customers who have automatic updates enabled will not need to take any action because protections will be downloaded and installed automatically...
  • Blog Post: September 2010 Security Bulletin Release

    Hi everyone, With this month's bulletin release, I want to highlight the great work done through our partnerships in the Microsoft Active Protections Program (MAPP). MAPP represents our commitment to community based defense and a shared sense of responsibility to help protect the computing ecosystem...
  • Blog Post: Microsoft releases Security Advisory 2641690, updates Untrusted Certificate Store

    Hi everyone, As a follow-up to Friday’s blog post , today we released Security Advisory 2641690 to notify customers that we revoked the trust of DigiCert Sdn.Bhd in an update that moves two Intermediate Certificate Authorities (CA) certificates to the Microsoft Untrusted Certificate Store. ...
  • Blog Post: December 2009 Security Bulletin Release

    Summary of Microsoft’s Security Bulletin Release for December 2009 As noted in our Advance Notification ( ANS ) last Thursday, for the December bulletin release we issued six security bulletins addressing 12 vulnerabilities. Affected products include Windows, Internet Explorer (IE) and Microsoft Office...
  • Blog Post: Security Advisory 2286198 Updated

    We've just updated Microsoft Security Advisory 2286198 to let customers know that we now have an automated "Fix It" available to implement the workaround we first outlined in our original posting on Friday, July 16, 2010. More information is available in the KB article 2286198 , but in summary running...
  • Blog Post: Advisory 979352 Updated

    Hello, Today we updated Security Advisory 979352 to let customers know that we are aware that exploit code for the vulnerability used in recent attacks against IE 6 users, has now been made public. Information on which versions of Internet Explorer are vulnerable and what customers can do to protect...
  • Blog Post: Security Advisory 981374 Released

    Hi everyone, Today we released Security Advisory 981374 addressing a publicly disclosed vulnerability in Internet Explorer 6 and Internet Explorer 7. Internet Explorer 8 is not affected by this issue. Customers using Internet Explorer 6 or 7 should upgrade to Internet Explorer 8 immediately to benefit...