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January 2018 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...
January 2018 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...
December 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...
VulnScan – Automated Triage and Root Cause Analysis of Memory Corruption Issues
The Microsoft Security Response Center MSRC receives reports about potential vulnerabilities in our products and it’s the job of our engineering team to assess the severity, impact, and root cause of these issues. In practice, a significant proportion of these reports turn out to be memory...
Petya マルウェア攻撃に関する最新情報
本記事は、Microsoft Security Response Center のブログ “Update on Petya malware attacks” 2017 年 6 月 28 日 米国時間公...
Coming together to address Encapsulated PostScript (EPS) attacks
Today’s security updates include three updates that exemplify how the security ecosystem can come together to help protect consumers and enterprises. We would like to thank FireEye and ESET for working with us. Customers that have the latest security updates installed are protected against the...
セキュリティ更新プログラム ガイドに関するフィードバックをお待ちしています
本記事は、 MSRC Team のブログ “ Taking your feedback on the Security Update Guide” 2017 年 4 月 21 日 米国時間公開 を翻訳したものです。 2016 年...
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...
Announcing the new Bug Bounty Program for Office Insider Builds on Windows
We’ve engineered Office to be secure by design and continually invest in enhancing its security capabilities. In the spirit of maintaining a high security bar in Office, we’re launching the Bug Bounty Program for Office Insider Builds on Windows. The Office Bug Bounty Program complements our...
Microsoft BlueHat v17 Dates Announced - Update 4/3/2017
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 [email protected]. Microsoft is pleased to announce...
2017 年 2 月のセキュリティ更新プログラム リリース
本記事は、MSRC のブログ “February 2017 security update release” 2017 年 2 月 14 日 米国時間公開 を翻訳し...
November 2016 security update release
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 and advisories can be found in the Security...
BlueHat IL 2017 Announced
Microsoft is thrilled to announce BlueHat IL 2017. This will mark the first time BlueHat is held in Tel Aviv and it will take place on January 24-25, 2017. Given its location, Israel further serves as a harness which draws in researchers from across Europe, Asia and the Middle East...
Update to the Microsoft Edge Web Platform on Windows Insider Preview Bug Bounty Program terms
On August 4, 2016 we launched a bounty program that targets Remote Code Execution RCE vulnerabilities in Microsoft Edge on the Windows Insider Preview Slow WIP slow. Today, we will be making additions to this bounty program. Since security is a continuous effort and not a destination, we prioriti...
August 2016 security update release
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 and advisories can be found in the Security...
January 2016 Security Update Release Summary
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 and advisories can be found in the Security...
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...
Microsoft Bounty Programs Expansion – Azure and Project Spartan
Update 2/22/17: Removed Guest-to-Host DoS non-distributed, from a single guest from Hyper-V escape bounty list. I am excited to announce significant expansions to the Microsoft Bounty Programs. We are evolving the 'Online Services Bug Bounty, launching a new bounty for Project Spartan, and updati...
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...
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,...
October 2014 Updates
Today, as part of Update Tuesday, we released eight securityupdates – three rated Critical and five rated Important - to address 24 Common Vulnerabilities & Exposures CVEs in Windows, Office, .NET Framework, .ASP.NET, and Internet Explorer IE. We encourage you to apply all of these updates, but f...
Announcing EMET 5.0
Today, we are excited to announce the general availability of the Enhanced Mitigation Experience Toolkit EMET 5.0. As many of you already know, EMET is a free tool, designed to help customers with their defense in depth strategies against cyberattacks, by helping detect and block exploitation...
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...
Advance Notification Service for the July 2014 Security Bulletin Release
Today, we provide advance notification for the release of six Security Bulletins. Two of these are rated Critical, three are rated as Important, and one is rated Moderate in severity. These Updates are for Microsoft Windows and Internet Explorer. This month we will also premier the new format for...
Driving a Collectively Stronger Security Community with Microsoft Interflow
Today, Microsoft is pleased to announce the private preview of Microsoft Interflow, a security and threat information exchange platform for analysts and researchers working in cybersecurity. Interflow uses industry specifications to create an automated, machine-readable feed of threat and securit...
Assessing risk for the June 2014 security updates
Today we released seven security bulletins addressing 66 unique CVE’s. Two bulletins have a maximum severity rating of Critical while the other five have a maximum severity rating of Important. This table is designed to help you prioritize the deployment of updates appropriately for your...
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...
Protection strategies for the Security Advisory 2963983 IE 0day
We’ve received a number of customer inquiries about the workaround steps documented in Security Advisory 2963983 published on Saturday evening. We hope this blog post answers those questions. Steps you can take to stay safe The security advisory lists several options customers can take to stay...
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...
Security Advisory 2868725: Recommendation to disable RC4
In light of recent research into practical attacks on biases in the RC4 stream cipher, Microsoft is recommending that customers enable TLS1.2 in their services and take steps to retire and deprecate RC4 as used in their TLS implementations. Microsoft recommends TLS1.2 with AES-GCM as a more secur...
Advance Notification Service for October 2013 Security Bulletin Release
Today we’re providing advance notification for the release of eight bulletins, four Critical and four Important, for October 2013. The Critical updates address vulnerabilities in Internet Explorer, .NET Framework and Windows. The Critical update for Internet Explorer will be a cumulative update...
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...
Leaving Las Vegas and the August 2013 security updates
Two weeks ago I, along with 7,500 of my closest friends, attended the Black Hat security conference in Las Vegas, NV. I can’t speak for everyone, but I certainly had a great – if not exhausting – time while there. While there were a lot of great talks, a personal highlight for me each year is the...
Assessing risk for the June 2013 security updates
Today we released five security bulletins addressing 23 CVE’s. One bulletin has a maximum severity rating of Critical, and four 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...
Microsoft Bug Bounty Program Year in Review: $13.8M in Rewards
We are thrilled to share the results of our collaboration with over 345 security researchers from +45 countries around the world in the past 12 months. Together, we have discovered and fixed more than a thousand potential security issues before they impacted our customers. In recognition of this...
マイクロソフト、Jupyter Notebooks for Azure Cosmos DB の脆弱性を修正
本ブログは、Microsoft Mitigates Vulnerability in Jupyter Notebooks for Azure Cosmos DB の抄訳版です。最新の情報は原文を参照してください。 概...
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...
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...
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...
Security Update Guide Notification System News: Create your profile now
Sharing information through the Security Update Guide SUG is an important part of our ongoing effort to help customers manage security risks and keep systems protected. In January 2022 we introduced Phase One of a new way for customers to receive email notifications about new Microsoft product...
All Hands-on Deck: A Whole-of-Society Approach for Cybersecurity
The morning of June 9th, I was driving over the Golden Gate Bridge into San Francisco with my family. While crossing the bridge my children shared some facts about this modern engineering marvel. Each day, approx. 100,000 vehicles travel over the bridge deck, which weighs a staggering 150,000 ton...
Researcher Spotlight: Dr. Nestori Syynimaa’s Constant Mission Protecting Identities
"When you find the things I find, they really matter. They affect everybody’s security.” Currently streaming : The Expanse and Lost in Space on Netflix Currently listening to : Amorphis, Architects, and Killswitch Engage Currently running : 130 kilometers or 80 miles a month Currently playing :...
Microsoft のバグハンティング：脆弱性発見者へのインタビューとMSRCについて ～ CODE BLUE Open Talkより
より安全で安心な製品やサービスを提供するために、マイクロソフトでは、マイクロソフトの製品やサービスに...
Point and Print の既定動作の変更
本記事は「Point and Print Default Behavior Change」の日本語抄訳です。 "PrintNightmare" と総称されるいくつかの脆弱性を調査した...
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...
Introducing Bounty Awards for Teams Desktop Client Security Research
Partnering with the security research community is an important part of Microsoft’s holistic approach to defending against security threats. As much of the world has shifted to working from home in the last year, Microsoft Teams has enabled people to stay connected, organized, and collaborate...
Continuing to Listen: Good News about the Security Update Guide API!
Based on user feedback we have simplified programmatic access to the security update data by removing the authentication and API-Key requirements when using the CVRF API. You will no longer have to log in to obtain a personal API key to access the data. Were happy to make this valuable public...
New and Improved Report Abuse Portal and API!
The Report Abuse CERT Portal and Report Abuse API have played a significant role in MSRC’s response to suspected cyberattacks, privacy issues, and abuse originating from Microsoft Online Services. With the contributions from our wonderful community of reporters, we continue to gain insightful...