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PowerShell is a task automation and configuration management program from Microsoft, consisting of a command-line shell and the associated scripting language.Initially a Windows component only, known as Windows PowerShell, it was made open-source and cross-platform on August 18, 2016, with the introduction of PowerShell Core. [5]
Utilizing scripting objects or the built-in command-line tool, WinRM can be used with any remote computers that may have baseboard management controllers (BMCs) to acquire data. On Windows-based computers including WinRM, certain data supplied by Windows Management Instrumentation (WMI) can also be obtained.
Windows Script Host may be used for a variety of purposes, including logon scripts, administration and general automation. Microsoft describes it as an administration tool. [5] WSH provides an environment for scripts to run – it invokes the appropriate script engine and provides a set of services and objects for the script to work with. [5]
Commands which rename items, remove items, create new items or set content of items or properties can be used to rename keys, remove keys or entire sub-trees or change values. Through PowerShell scripts files, an administrator can prepare scripts which, when executed, make changes to the registry.
PowerShell by default does not run scripts. One can, however, download and run a piece of malicious code that runs PowerShell, enables script execution and downloads and runs the intended malicious scripts. But if this happens, malicious code has already passed the security barrier.
WMI allows scripting languages (such as VBScript or Windows' PowerShell) to manage Microsoft Windows personal computers and servers, both locally and remotely. WMI comes preinstalled in Windows 2000 through Windows 11 OSes. It is available as a download for Windows NT and [1] Windows 95 to Windows 98. [2]
Windows Script Files have the extension ".WSF". A WSF makes reference to each script module in a very basic XML hierarchy as shown below, adhering to those standards outside the <script> tags. Literal use of "</script>" or "<script>" inside your <script> tags and similar challenges can be handled by the use of CDATA, as shown within the examples.
Screenshot of a sample Bash session in GNOME Terminal 3, Fedora 15 Screenshot of Windows PowerShell 1.0, running on Windows Vista. A command-line interface (CLI) is a means of interacting with a computer program by inputting lines of text called command lines.