Let’s break down exactly what this one-liner does and why it belongs in every Windows admin's toolkit.
Get-ChildItem -Path . -Recurse -File | Where-Object (Get-Item $_ -Stream Zone.Identifier -ErrorAction SilentlyContinue) get-childitem -path . -recurse | unblock-file
This PowerShell command pipeline recursively retrieves all files and subdirectories from the current directory (and below) and pipes them to the Unblock-File cmdlet. The cmdlet removes the NTFS "Zone Identifier" alternate data stream (mark of the web) from files that were downloaded from the internet or other untrusted sources, thereby unblocking them. Let’s break down exactly what this one-liner does
This is the scavenger.
Let’s crack open the syntax to see how it works under the hood. get-childitem -path . -recurse | unblock-file