Encrypt a password/key and store in a file

EncryptPassword.ps1

## Encrypt a password/key in a file using Windows Credentials
## To log on as another user (e.g. a service acct), use:
##    start powershell_ise -credential "" 

$filename = 'D:\scripts\p_ssas_backup_password.txt'

$credential = Get-Credential -Message "Enter password" -UserName $env:username    ## e.g. mydomain\p_ssas_backup'
$credential.Password | ConvertFrom-SecureString | Set-Content $filename