$passwordfile = "~\azuresecret.txt"
$password = Get-Content $passwordfile|ConvertTo-SecureString -key (1..16)
#$password = Get-Content $passwordfile|ConvertTo-SecureString
$username = "YOURACCOUNTNAME@DOMAINNAME"
$cred = New-Object System.Management.Automation.PSCredential($username , $password)
Connect-AzAccount -Credential $cred