credentials.ps1

$encryptionKey = (Get-Content "C:\EncryptionKey.txt")
$encryptionKey = [System.Text.Encoding]::Unicode.GetBytes($encryptionKey)

function Get-MyCredential {
	$myPassword = Get-PasswordAsSecureString
	return new-object System.Management.Automation.PSCredential "My.Username", $domainAdminPassword
}

function Get-PasswordAsSecureString {
	return ConvertTo-SecureString -Key $encryptionKey "Place string representation of encrypted password here"
}