WScript.Echo "List of applicable items on the machine when using wssuscan. WScript.Echo "There are no applicable updates." Set SearchResult = UpdateSearcher.Search("IsInstalled=0") UpdateSearcher.ServiceID = UpdateService.ServiceID As you can see, the computer is configured to receive updates from the local WSUS and Windows Update service. UpdateSearcher.ServerSelection = 3 ' ssOthers WScript.Echo "Searching for updates." & vbCRLF Set UpdateSearcher = UpdateSession.CreateUpdateSearcher() Set UpdateService = UpdateServiceManager.AddScanPackageService("Offline Sync Service", "c:\wsusscn2.cab") Set UpdateServiceManager = CreateObject("") If this parameter is omitted or a value of 0 is entered, then Windows PowerShell® calculates an optimum throttle limit for the cmdlet based on the number of CIM cmdlets that are running on the computer. Examples EXAMPLE 1 PS C:>Update-Disk -Number 0. This script is not intended as production code, and the script itself is not supported by Microsoft (though the underlying Windows Update Agent APIs are supported). The Update-Disk cmdlet updates cached information about the specified Disk object only. This script is intended to demonstrate the use of the Windows Update Agent APIs, and provide an example of how developers can use these APIs to solve problems. WUA validates that the Wsusscn2.cab is signed by a valid Microsoft certificate before running an offline scan. The latest Wsusscn2.cab file is available for download at the following location: Download Wsusscn2.cabĪfter you download the latest Wsusscn2.cab, the file can be provided to the AddScanPackageService method, and the WUA API can be used to search the offline computer for security updates. New versions of the Wsusscn2.cab file are released periodically as security-related updates are released, removed, or revised on the Windows Update site. The Wsusscn2.cab file doesn't contain the security updates themselves so you must obtain and install any needed security-related updates through other means. Computers that aren't connected to the Internet can be scanned to see whether these security-related updates are present or required. This file contains info about security-related updates that are published by Microsoft. The Wsusscn2.cab file is a cabinet file that is signed by Microsoft. Offline scanning for updates requires the download of a signed file, Wsusscn2.cab, from Windows Update. Windows Update Agent (WUA) can be used to scan computers for security updates without connecting to Windows Update or to a Windows Server Update Services (WSUS) server, which enables computers that are not connected to the Internet to be scanned for security updates.
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