IEBlog

Internet Explorer Team Blog

  • IEBlog

    Announcing improvements to Enterprise Mode and Enterprise Site Discovery

    • 15 Comments
    As we continue to hear feedback from our customers, we are making investments in tools and features that help our customers get to Internet Explorer 11 before the January 12, 2016 support deadline . We encourage all of our customers to stay up-to-date on the latest version and to leverage features such as Enterprise Mode and Enterprise Site Discovery to do so. Today, we’re announcing an update to Enterprise Mode and two new updates to Enterprise Site Discovery as part of the April 2015 Update...
  • IEBlog

    April 2015 security updates for Internet Explorer

    • 17 Comments
    Microsoft Security Bulletin MS15-032 (3038314) This critical security update resolves vulnerabilities in Internet Explorer. For more information, please see Microsoft Security Bulletin MS15-032 . Security Update for Flash Player (3049508) This security update for Adobe Flash Player in Internet Explorer 10 and 11 on supported editions of Windows 8, Windows 8.1 and Windows Server 2012 and Windows Server 2012 R2 is also available. The details of the vulnerabilities are documented in Adobe security...
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    Announcing the 2015 “Project Spartan” Web Summit, May 5th and 6th in Mountain View, CA

    • 3 Comments
    In March, the Project Spartan team hosted a small, by-invitation workshop at our Silicon Valley campus with developers attending from popular sites and frameworks based around the Silicon Valley area. This was an invaluable opportunity for us to share our plans and meet face to face with developers that build with the Web platform. We heard great feedback from attendees and we’re excited to announce that we are coming back very soon! On May 5th and 6th, we’ll be hosting the Project...
  • IEBlog

    Project Spartan now available in the Windows 10 Technical Preview for phones

    • 38 Comments
    As Gabe just announced on the Windows Blog , the latest Windows 10 Technical Preview build for phones is now available. With it, we are delighted to announce that Project Spartan for Windows phones is available to preview in this build. It's been just over a week since Project Spartan was available in the last desktop flight, and the feedback we've received has been tremendous—both the kudos and many ways we can improve. We are humbled that so many people have taken the time to send thousands...
  • IEBlog

    Introducing the IE Diagnostics Adapter for third party developer tools

    • 28 Comments
    For several releases, Internet Explorer has had diagnostic tools that help developers debug visual issues, find JavaScript bugs, and profile Web sites. These tools have shipped both in the browser as the F12 Developer Tools as well as in Visual Studio. In the interest of making the modern Web "just work" for everyone , today we're announcing an open-source, experimental adapter for Internet Explorer that we're developing to contribute to a wider and more diverse tooling ecosystem across browsers...
  • IEBlog

    "Project Spartan" in the Windows Technical Preview build 10049

    • 47 Comments
    Today we’re excited to announce the availability of a new build for Windows Insiders with the first preview of “Project Spartan,” the new browser for Windows 10. You can learn more in Joe Belfiore’s blog post, “ Introducing Project Spartan: The New Browser Built for Windows 10 ." This build does not yet include all the changes we announced last week , so the new rendering engine can still be enabled in Internet Explorer under "about:flags" by selecting "Enable experimental...
  • IEBlog

    Updates from the “Project Spartan” Developer Workshop

    • 74 Comments
    Today we’re excited to host some of our top web site partners, enterprise developers and web framework authors at the Microsoft Silicon Valley campus for a "Project Spartan" developer workshop to get an early look at Windows 10’s new default browsing experience as it rapidly approaches a public preview. This is another step in our renewed focus on reaching out and listening to the developer community we depend on, in keeping with the focus on openness and feedback-driven development that is driving...
  • IEBlog

    Partnering with Adobe on new contributions to our web platform

    • 25 Comments
    In recent releases, we’ve talked often about our goal to bring the team and technologies behind our web platform closer to the community of developers and other vendors who are also working to move the Web forward. This has been a driving motivation behind our emphasis on providing better developer tools , resources for cross-browser testing , and more ways than ever to interact with the "Project Spartan" team. In the same spirit of openness, we’ve been making changes internally to allow other...
  • IEBlog

    Announcing Enterprise Site Discovery support on IE8, IE9, IE10 and new privacy enhancements

    • 3 Comments
    Rumors of Internet Explorer’s demise have been greatly exaggerated! We encourage all of our customers to stay up-to-date on the latest version of Internet Explorer and we are continuing to make it easier to upgrade than ever before. Today, we’re announcing two new updates to Enterprise Site Discovery as part of the March 2015 Update : IE8, IE9, and IE10 support and enhanced privacy options. The original feature shipped in November 2014 on IE11 , allowing IT Pros to discover which of...
  • IEBlog

    Improving interoperability with DOM L3 XPath

    • 15 Comments
    As part of our ongoing focus on interoperability with the modern Web, we’ve been working on addressing an interoperability gap by writing an implementation of DOM L3 XPath in the Windows 10 Web platform. Today we’d like to share how we are closing this gap in Project Spartan’s new rendering engine with data from the modern Web. Some History Prior to IE’s support for DOM L3 Core and native XML documents in IE9, MSXML provided any XML handling and functionality to the Web as an ActiveX object...
  • IEBlog

    Rendering engine updates in March for the Windows 10 Technical Preview

    • 10 Comments
    Based on feedback from Windows Insiders, we are working to release preview builds more often . Today we flighted the first update to Insiders on this accelerated cadence, which includes the latest updates to our new rendering engine. Due to the change in cadence, this build does not yet include the Project Spartan preview, which will be available in the next release. Today’s build has a number of updates to the new engine, including new features and improvements to existing features. Some of these...
  • IEBlog

    Certificate Reputation for website owners

    • 4 Comments
    Last year, we introduced a new mechanism that Microsoft is building to better protect you against fraudulent certificates on the Web. In this blog post, we are going to explain how we will enable the broader community of site owners to participate in detecting fraudulent certificates and protecting your sensitive personal information on the Internet. Background Certificate Reputation allows Microsoft to collect server certificate samples based on telemetry from Windows users and examine them...
  • IEBlog

    Making it easier for Enterprise customers to upgrade to Internet Explorer 11 — and Windows 10

    • 17 Comments
    As we shared last year , a top priority for Microsoft is helping our Enterprise customers stay up-to-date with the latest version of Internet Explorer. This is particularly important for Windows 7 customers who are upgrading to Internet Explorer 11 by January 12, 2016 to continue receiving security updates and technical support. We understand many customers have Web apps and services that were designed specifically for older versions of Internet Explorer and we provide a set of tools, like Enterprise...
  • IEBlog

    A break from the past: the birth of Microsoft's new web rendering engine

    • 74 Comments
    As we announced last month , Project Spartan will be the new browser across all Windows 10 devices, from phones to tablets, PCs and beyond. You’ll hear about the new browser’s features in the coming months but in this post, we want to tell you more about what motivated us to build a new rendering engine focused on interoperability with other modern browsers ― all in the name of making the Web “just work” for our customers. This new rendering engine was designed with Project...
  • IEBlog

    Pointer Events W3C Recommendation, Interoperable Touch, and Removing the Dreaded 300ms Tap Delay

    • 8 Comments
    Today, the W3C published Pointer Events as a final Recommendation standard . This journey began a little over 2 years ago when we first submitted our proposal to the W3C for a common event model across pointing input devices. Since then, the spec has evolved and improved with the collaboration of Mozilla, Google, Opera, jQuery, IBM, Microsoft Open Technologies , and many others. Improvements have included better extensibility for new device types, additional configuration values for scrolling and...
  • IEBlog

    Bringing asm.js to the Chakra JavaScript engine in Windows 10

    • 35 Comments
    Earlier today, we flipped asm.js to “In Development” at status.modern.ie . Support for asm.js has been one of the top 10 most-requested items at the IE Suggestion Box on UserVoice since we launched it in December . Delivering an interoperable & spec compliant JavaScript engine with the capabilities and performance for modern experiences has been a key goal for us since the inception of Chakra. Bringing near-native performance for JavaScript code execution is a part of the same...
  • IEBlog

    HTTP Strict Transport Security comes to Internet Explorer

    • 21 Comments
    As part of our ongoing commitment to help build an interoperable, secure web that “just works,” we're excited to announce support for HTTP Strict Transport Security (HSTS) in Internet Explorer. This change can be previewed using Internet Explorer in the Windows 10 Technical Preview, and will come to Project Spartan in a later update. The HSTS policy protects against variants of man-in-the-middle attacks that can strip TLS out of communications with a server, leaving the user vulnerable. For example...
  • IEBlog

    Internet Explorer in the Windows 10 Technical Preview for phones

    • 13 Comments
    Last year, we committed to the principle that the mobile web should just work for everyone , and introduced hundreds of targeted improvements to Internet Explorer in the Windows Phone 8.1 Update to dramatically improve interoperability with the mobile web. In November , we revealed the new rendering engine for Internet Explorer and Project Spartan on Windows 10, built on the same successful interoperability principles. Today, we’re excited to bring this new rendering engine to phones for the first...
  • IEBlog

    February 2015 security updates for Internet Explorer

    • 16 Comments
    Microsoft Security Bulletin MS15-009 This critical security update resolves one publicly reported and 40 privately reported vulnerabilities in Internet Explorer. For more information, please see Microsoft Security Bulletin MS15-009 . Security Update for Flash Player (3021953) This security update for Adobe Flash Player in Internet Explorer 10 and 11 on supported editions of Windows 8, Windows 8.1 and Windows Server 2012 and Windows Server 2012 R2 is also available. The details of the vulnerabilities...
  • IEBlog

    Introducing the Selection API specification

    • 20 Comments
    Developers who build rich text editing experiences (such as email, blogs, wikis, etc.) are familiar with challenges supporting a diversity of browsers. Today’s browsers support different functions and have a range of bugs to work around. There is an effort to improve this situation at the W3C , where we are working on the future of web editing . Selection is fundamental to editing so we are prioritizing investments in more interoperable selection, paving the way for a better experience across...
  • IEBlog

    Simplified Adaptive Video Streaming: Announcing support for HLS and DASH in Windows 10

    • 20 Comments
    Internet Explorer 11 in Windows 8.1 introduced support for Professional Quality Video using Media Source Extensions (MSE) and Encrypted Media Extensions (EME). With Windows 10, Microsoft is announcing browser support for HTTP Live Streaming (HLS) and enhanced support for MPEG DASH in the new EdgeHTML rendering engine. These new features automate adaptive streaming, and make it very simple for Web sites to take advantage of professional quality video. Taking advantage of these new features is as...
  • IEBlog

    Updates for the F12 developer tools in the Windows 10 January Technical Preview

    • 20 Comments
    Last week, we shared the latest news for the Windows 10 Web platform and introduced Project Spartan, the browser built for Windows 10. In addition to building Project Spartan, we have been hard at work updating the Internet Explorer developer tools in Windows 10. Today we want to show you the latest enhancements, which are now available in the latest Windows 10 Technical Preview build. Going forward, we will bring these same enhancements to Project Spartan. User interface Last month, we modified...
  • IEBlog

    Project Spartan and the Windows 10 January Preview Build

    • 148 Comments
    Yesterday, we announced that Windows 10 will ship with a brand new browser, codenamed “Project Spartan.” Designed for Windows 10, Spartan provides a more interoperable, reliable, and discoverable experience with advanced features including the ability to annotate on web pages, a distraction-free reading experience, and integration of Cortana for finding and doing things online faster. Spartan is a single browser designed to work great across the entire Windows 10 device family ...
  • IEBlog

    IE test VMs on modern.IE get a refresh

    • 20 Comments
    To help web developers test versions of Internet Explorer more easily, we’ve had a suite of virtual machines available on modern.IE since January of 2013. Today we released another refresh of the VMs to incorporate feedback and to update the base Windows versions. The changes we’ve made with build 20141027 include: We now use IE blocker toolkit to keep the version of IE for that image fixed and not auto-updated Set Windows Update on and to auto update Applied all applicable...
  • IEBlog

    Classes in JavaScript: Exploring the Implementation in Chakra

    • 26 Comments
    The Windows 10 Technical Preview November build and RemoteIE includes many changes and additions to Internet Explorer from the next edition of the JavaScript standard, ECMA-262 6th Edition (ES6) . ECMAScript 6 will be a substantial advance for JavaScript language, and currently the technical preview is the most compliant implementation . This post explores where ECMAScript is going and gives a peek into the implementation of a new language feature: ES6 Classes . ECMAScript Evolution to Meet the...
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