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Windows に関する報奨金プログラムの発表
本記事は、Microsoft Security Response Center のブログ “Announcing the Windows Bounty Program” 2017 年 7 月 26 日 米...
July 2017 security update release
Today, we released security updates to provide additional protections against malicious attackers. By default, Windows 10 receives these updates automatically, and for customers running previous versions, we recommend they turn on automatic updates as a best practice. More information about this...
Microsoft Edge に関する報奨金プログラムの拡張
本記事は、Microsoft Security Response Center のブログ “Extending the Microsoft Edge Bounty Program” 2017 年 6 月 21 日 米...
Extending the Microsoft Edge Bounty Program
Over the past ten months we have paid out over $200,000 USD in bounties. This collaboration with the research community has resulted in significant improvements in Edge security and has allowed us to offer more proactive security for our customers. Keeping in line with our philosophy of protectin...
BlueHat v17 Call for Papers Opens
Calling security professionals and enthusiasts throughout the world. Microsoft is pleased to open the Call for Papers for our BlueHat v17 Security Conference. Potential speakers have from June 1st through August 18th to submit abstract proposals for this unique opportunity. As in past events, we...
Taking your feedback on the Security Update Guide
The Security Update Guide has been in public preview since November 2016. This month marked our first release when security update information was published entirely in the new format. Over the last few months, customers and partners have provided a lot of feedback on the direction and...
Adobe Flash Player の脆弱性を修正するセキュリティ更新プログラムを定例外で公開
本日、セキュリティ情報 MS17-005「Adobe Flash Player のセキュリティ更新プログラム」を公開しました。...
Adobe Flash Player security vulnerability release
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 Security Update Guide. MSRC team...
Microsoft Bounty Program expansion - .NET Core and ASP.NET RC2 Beta Bounty
Today I have another exciting expansion of the Microsoft Bounty Program. Please visit https://aka.ms/BugBounty to find out more. As we approach release for .NET Core and ASP.NET, we would like to get even more feedback from the security research community. We are offering a bounty on the .NET Cor...
October 2015 Security Update Release Summary
Today we released security updates to provide 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 and advisories can be found in the Security TechNet Librar...
Security Update Solution Further Protects Customer Devices
On Tuesday, August 18, 2015, Microsoft released a security update solution to address a vulnerability. The update is for all supported versions of Internet Explorer. We recommend customers to apply this update as soon as possible by following the directions on the TechNet.com/Security website, in...
August 2015 Security Update Release Summary
Today we released security updates to provide 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 and advisories can be found in the Security TechNet Librar...
December 2014 Updates
Today, as part of Update Tuesday, we released seven security updates – three rated Critical and four rated Important in severity, to address 24 unique Common Vulnerabilities and Exposures CVEs in Microsoft Windows, Internet Explorer IE, Office and Exchange. We encourage you to apply all of these...
Out-of-band release for Security Bulletin MS14-068
On Tuesday, November 18, 2014, at approximately 10 a.m. PST, we will release an out-of-band security update to address a vulnerability in Windows. We strongly encourage customers to apply this update as soon as possible, following the directions in the security bulletin. More information about th...
Assessing risk for the August 2014 security updates
Today we released nine security bulletins addressing 37 unique CVE’s. Two bulletins have a maximum severity rating of Critical while the other seven have a maximum severity rating of Important. This table is designed to help you prioritize the deployment of updates appropriately for your...
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 defens...
Load Library Safely
Dynamically loading libraries in an application can lead to vulnerabilities if not secured properly. In this blog post we talk about loading a library using LoadLibraryEx API and make use of options to make it safe. Know the defaults: The library file name passed to LoadLibrary / LoadLibraryEx ca...
Security Update Released to Address Recent Internet Explorer Vulnerability
Today, we released a security update to address the Internet Explorer IE vulnerability first described in Security Advisory 2963983. This security update addresses every version of Internet Explorer. While we’ve seen only a limited number of targeted attacks, customers are advised to install this...
Announcing EMET 5.0 Technical Preview
Today, we are thrilled to announce a preview release of the next version of the Enhanced Mitigation Experience Toolkit, better known as EMET. You can download EMET 5.0 Technical Preview here. This Technical Preview introduces new features and enhancements that we expect to be key components of th...
Assessing risk for the February 2014 security updates
Today we released seven security bulletins addressing 31 unique CVE’s. Four bulletins have a maximum severity rating of Critical while the other three have a maximum severity rating of Important. We hope that the table below helps you prioritize the deployment of the updates appropriately for you...
Assessing risk for the January 2014 security updates
Today we released four security bulletins addressing six CVE’s. All four bulletins have a maximum severity rating of Important. We hope that the table below helps you prioritize the deployment of the updates appropriately for your environment. Bulletin Most likely attack vector Max Bulletin...
Bounty News Update: Bountiful Harvest
Fall is a season traditionally associated with a harvest after planting the seeds and tending the crops. Today I’m proud to announce the names of six very smart people who have helped us make our products more secure by participating in our new bounty programs. When we launched our bounty program...
Advance Notification Service for September 2013 Security Bulletin Release
In celebration of kids heading back to school, today we’re providing advance notification for the release of 14 bulletins, four Critical and 10 Important, for September 2013. The Critical updates address issues in Internet Explorer, Outlook, SharePoint and Windows. As always, we’ve scheduled the...
Cryptographic Improvements in Microsoft Windows
You might remember that in June 2013 we released Security Advisory 2854544 announcing additional options for enterprise customers to manage their digital certificate handling configuration on the Windows platform. The particular functionality announced in Security Advisory 2854544 was first built...
Exploring the cloud: How Matthew Jensen approaches Azure security research
For Matthew Jensen, a career in security wasn't part of some carefully planned roadmap...
RedirectionGuard: Mitigating unsafe junction traversal in Windows
As attackers continue to evolve, Microsoft is committed to staying ahead by not only responding to vulnerabilities, but also by anticipating and mitigating entire classes of threats. One such threat, filesystem redirection attacks, has been a persistent vector for privilege escalation. In respons...
BlueHat 2023: Applications to Attend NOW OPEN!
We are excited to announce that applications to attend BlueHat 2023 are now open We are excited to announce that applications to attend BlueHat 2023 are now open BlueHat 2023 will be the 20th version of the BlueHat conference and will once again be on the Microsoft campus in Redmond, WA, USA, fro...
Reflecting on Cybersecurity Awareness Month: At its Core, Cybersecurity is all about People
As Cybersecurity Awareness Month 2022 comes to a close, I’m grateful for the impact it has had in bringing cybersecurity to the forefront since it began in 2004. Though the month may be over, our work in cybersecurity is never done. Often, we think about cybersecurity as a complex technology...
Improvements in Security Update Notifications Delivery - And a New Delivery Method
At MSRC, we are passionate about ensuring our customers have a positive experience when they use the Microsoft Security Update Guide SUG. A big part of improving that experience is ensuring that customers have timely and easily accessible notifications. As such we have two important announcements...
Defense-in-Depth Updates for Azure Identity libraries and Azure Key Vault libraries within Azure SDK plus Best Practice Implementation Guidance
Summary Summary Today, Microsoft released new versions of the Azure Key Vault libraries and Azure Identity libraries as part of the Azure Software Development Kit SDK that includes defense-in-depth feature improvements. We also published best practice guidance to help protect applications and...
好奇心旺盛、革新的、創造的、コミュニティ主導型:Cyb3rWard0g、ロベルトロドリケスに会う
本ブログは、Curious, Innovative, Creative, Community Driven: Meet Cyb3rWard0g, Roberto Rodriquez の抄訳版です。最新の情報は原文を参照してください。 大きく...
Azure Synapse Spark で修正された脆弱性について
本ブログは、Vulnerability Fixed in Azure Synapse Spark の抄訳版です。最新の情報は原文を参照してください。 概...
Microsoft Bug Bounty Programs Year in Review: $13.7M in Rewards
The Microsoft Bug Bounty Programs and partnerships with the global security research community are important parts of Microsoft’s holistic approach to defending customers against security threats. Our bounty programs incentivize security research in high-impact areas to stay ahead of the...
Microsoft Office to publish symbols starting August 2022
We are excited to announce that Microsoft Office will begin publishing Office symbols for Windows via the Microsoft Public Symbol Server on August 9th 2022. The publication of Office symbols is a part of our continuing investment to improve security and performance for customers and partners. Key...
Congratulations to the Top MSRC 2022 Q2 Security Researchers!
Congratulations to all the researchers recognized in this quarter’s Microsoft Researcher Recognition Program leaderboard! Thank you to everyone for your hard work and continued partnership to secure customers. The top three researchers of the 2022 Q2 Security Researcher Leaderboard are: Yuki Chen...
2022 年 6 月のセキュリティ更新プログラム (月例)
2022 年 6 月 14 日（米国時間）、マイクロソフトは、マイクロソフト製品に影響する脆弱性を修正するために、セキ...
影響の大きいシナリオにおけるマイクロソフトのバグ報奨金プログラムの拡大
本ブログは、Expanding High Impact Scenario Awards for Microsoft Bug Bounty Programsの抄訳版です。最新の情報は原文を参照し...
Exploring a New Class of Kernel Exploit Primitive
The security landscape is dynamic, changing often and as a result, attack surfaces evolve. MSRC receives a wide variety of cases spanning different products, bug types and exploit primitives. One particularly interesting primitive we see is an arbitrary kernel pointer read. These often happen whe...
Congratulations to the Top MSRC 2021 Q4 Security Researchers!
Congratulations to all the researchers recognized in this quarter’s Microsoft Researcher Recognition Program leaderboard! Thank you to everyone for your hard work and continued partnership to secure customers. The top three researchers of the 2021 Q4 Security Researcher Leaderboard are: rezer0dai...
Congratulations to the Top MSRC 2021 Q3 Security Researchers!
Congratulations to all the researchers recognized in this quarter’s MSRC Researcher Recognition Program leaderboard! Thank you to everyone for your hard work and continued partnership to secure customers. The top three researchers of the 2021 Q3 Security Researcher Leaderboard are: BugHunter010 8...
Security Update Validation Program (SUVP) に関するよくあるお問い合わせ
本記事は「Security Update Validation Program: the early bird tests the worm」の日本語抄訳です。 Security Update Validation Program SUVP、セキュリテ...
Introducing Bounty Awards for Teams Mobile Applications Security Research
We are pleased to announce the addition of Microsoft Teams mobile applications to the Microsoft Applications Bounty Program. Through the expanded program we welcome researchers from across the globe to seek out and disclose any high impact security vulnerabilities they may find in Teams mobile...
2021 年 7 月のセキュリティ更新プログラム (月例)
2021 年 7 月 14 日 日本時間、マイクロソフトは以下のソフトウェアのセキュリティ更新プログラムを公開しまし...
New Nobelium activity
The Microsoft Threat Intelligence Center is tracking new activity from the NOBELIUM threat actor. Our investigation into the methods and tactics being used continues, but we have seen password spray and brute-force attacks and want to share some details to help our customers and communities prote...
One-Click Microsoft Exchange On-Premises Mitigation Tool - March 2021
We have been actively working with customers through our customer support teams, third-party hosters, and partner network to help them secure their environments and respond to associated threats from the recent Exchange Server on-premises attacks. Based on these engagements we realized that there...
Microsoft Exchange Server Vulnerabilities Mitigations - updated March 15, 2021
Update March 15, 2021: If you have not yet patched, and have not applied the mitigations referenced below, a one-click tool, the Exchange On-premises Mitigation Tool is now our recommended path to mitigate until you can patch. Microsoft previously blogged our strong recommendation that customers...
Announcing the Top MSRC 2020 Q3 Security Researchers
Following the MSRC’s 2020 Most Valuable Security Researchers announced during this year’s Black Hat, we’re excited to announce the top contributing researchers for the 2020 Third Quarter Q3! The top three researchers of the 2020 Q3...
What to Expect When Reporting Vulnerabilities to Microsoft
At the Microsoft Security Response Center’s MSRC, our primary mission is to help protect our customers. One of the ways we do this is by working with security researchers to discover security vulnerabilities in our services and products, and then making sure those that pose a threat to customers...
New and improved Security Update Guide!
We’re excited to announce a significant update to the Security Update Guide, our one-stop site for information about all security updates provided by Microsoft. This new version will provide a more intuitive user experience to help protect our customers regardless of what Microsoft products or...
Black Hat 2020: See you in the Cloud!
It hardly feels like summer without the annual trip to Las Vegas for Black Hat USA. With this year’s event being totally cloud based, we won’t have the chance to catch up with security researchers, industry partners, and customers in person, an opportunity we look forward to every year. We’ll sti...