Download Windows HTTP Services Certificate Configuration Tool (WinHttpCertCfg.exe) from Official Microsoft Download Center

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Windows HTTP Services Certificate Configuration Tool (WinHttpCertCfg.exe)

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The Microsoft Windows HTTP Services (WinHTTP) Certificate Configuration Tool, WinHttpCertCfg.exe, enables administrators to install and configure client certificates in any certificate store that can be accessed by the Internet Server Web Application Manager (IWAM) account.