Get-StringHash

<##
Source : https://community.idera.com/database-tools/powershell/powertips/b/tips/posts/generating-md5-hashes-from-text
Usage : Get-StringHash "Hello World!"
##>
Function Get-StringHash
{
    param
    (
        [String] $String,
        $HashName = "MD5"
    )
    $bytes = [System.Text.Encoding]::UTF8.GetBytes($String)
    $algorithm = [System.Security.Cryptography.HashAlgorithm]::Create('MD5')
    $StringBuilder = New-Object System.Text.StringBuilder

    $algorithm.ComputeHash($bytes) |
    ForEach-Object {
        $null = $StringBuilder.Append($_.ToString("x2"))
    }

    $StringBuilder.ToString()
}