Use Stored Password to Invoke a PS command

InvokeCommandWithStoredCreds.ps1

## Use Windows Credentials encrypted and stored in a file to invoke a PS command. Using the concept at:
## https://interworks.com/blog/trhymer/2013/07/08/powershell-how-encrypt-and-store-credentials-securely-use-automation-scripts
## Useful to run in situations where double-hop authentication is a problem

$Username = 'p_service_account'
$passfile = 'D:\scripts\p_service_account_password.txt'
$encrypted = Get-Content $passfile | ConvertTo-SecureString
$Cred = New-Object System.Management.Automation.PsCredential($Username, $encrypted)

$ServerName = 'SVR01.mydomain.com'  
$file = 'e:\Backup\MyCubeBackup.abf'

$code = 
{   
    ## Example code to run remotely
    (Get-Item $Using:file).length/1MB)     
}

invoke-command -ScriptBlock $code -ComputerName $ServerName -Credential $Cred