Applications that use the SfcIsKeyProtected function require Windows Server 2008 or Windows Vista. Run-time requirementsĪpplications that use only the SfcIsFileProtected function require Windows Server 2008, Windows Vista, Windows Server 2003, or Windows XP. The WRP API has two functions: SfcIsFileProtected and SfcIsKeyProtected. The WRP API is designed for use by C/C++ programmers. All Windows-based applications that run on Microsoft Windows Server 2003 or Windows XP and their installation programs should be aware of WFP. Where applicableĪll Windows-based applications and their installation programs that run on Windows Server 2008 or Windows Vista, and later operating systems, should be aware of WRP. When she's not writing, she likes reading literary novels and poetry. As a Microsoft Certified Professional (MCP), she focuses on Windows system problems and daily tips and tricks. WRP protects registry keys and folders as well as essential system files. She's never happier than when her articles help people solve their problems - whether they're Windows errors and blue screens to network errors and faulty hardware. WRP is the new name for Windows File Protection (WFP). Protecting these resources prevents application and operating system failures. Applications should not overwrite these resources because they are used by the system and other applications.

It became available starting with Windows Server 2008 and Windows Vista. Windows Resource Protection (WRP) prevents the replacement of essential system files, folders, and registry keys that are installed as part of the operating system.

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