Ever wondered what goes on with your machine account password process in Active Directory? Here is a brief set of question and answers:
How often does the machine password account change in AD (is it different for various Windows operating systems)? Answer: The machine account password change is initiated by the computer every 30 days by default . Since Windows 2000, all versions of Windows have the same value. This behaviour can be modified to a custom value using the following group policy setting in Active Directory.