to specify a minimum legnth for passwords in windows server 2003, modify the local security policy and change the minimum pass word legnth option. to change the setting or properties, follow these steps:

1. go to: start > administrative tools > Local Security Policy or Domain Security Policy > Account Policy > Minimum password length then you will see a window like this.
win2003-mininum-password

2. make the changes and click ok


that's it. hope this tutorial helps you