Quick fake certificate thumbprints (and Guid's)

New-FakeThumbprint.ps1

# For documentation purposes, sometimes I need fake thumbprints (and Guid's).
function New-FakeThumbprint ([ValidateRange(1, 10)][int]$Count = 1) {

    1..$Count | ForEach-Object {
        (
            1..40 | Foreach-Object {
    
                Get-Random @('A', 'B', 'C', 'D', 'E', 'F', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9')
            }
        ) -join ''
    }
}
New-Alias -Name nft -Value New-FakeThumbprint
# .Example: nft 5 (outputs 5 fake thumbprints)

# While we're here, Guids:
function New-Guid ([ValidateRange(1, 10)][int]$Count = 1) { 1..$Count | Foreach-Object { [Guid]::NewGuid() } }
New-Alias -Name ng -Value New-Guid
# .Example: ng 5 (outputs 5 new Guid's)