Randomly rename all files in a folder

rename-random.ps1

# Rename all files in a folder to a random name, while keeping the original extension

$path = "path\to\files\here" 

foreach($file in $(Get-ChildItem -Path $($path + "*"))) {
    $extension = [System.IO.Path]::GetExtension($file.FullName);
    $randomName = [System.IO.Path]::ChangeExtension([System.IO.Path]::GetRandomFileName(), $extension)

    Write-Host "Changing File $($file.Name) to $randomName"

    Move-Item -Path $file.FullName -Destination (Join-Path -Path $path -ChildPath $randomName)
}