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    Windows Live ID Delegated Authentication SDK 1.2

    The Windows Live™ ID Delegated Authentication software development kit (SDK) gives you a platform-neutral way to access users' information from Windows Live services while they remain in firm control of their own data.
    • Note:There are multiple files available for this download.Once you click on the "Download" button, you will be prompted to select the files you need.


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      Date Published:


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        Windows Live ID Delegated Authentication helps you get permission to access users' information on Windows Live services. Then you can deliver great new functionality to users while they remain in firm control of their own data.

        This release includes sample applications for each of seven different programming languages: ASP.NET (C# and VB), Java, Perl, PHP, Python, and Ruby. For each language there is a function library that you can use to extend the sample.

        The SDK consists of the samples and libraries available on this page together with the SDK documentation. For a link to the documentation on MSDN®, see the Related Resources section on this page.

        Use of the SDK is governed by the Windows Live SDK License Agreement at:
    • Supported Operating System

      Linux, Windows Server 2003, Windows Server 2008, Windows Vista, Windows XP

        System requirements for Windows Live ID Delegated Authentication vary depending on the operating system and language you choose to use. You can find details about installing the sample application for each language in the SDK documentation (see Related Resources later on this page).
      • 1. Download the file(s) you want from this page to your hard disk.
        2. For each file you download, follow the instructions in the Delegated Authentication SDK documentation to install and run the sample.