You can configure access permissions for specific Web sites, directories, and files. Unlike NTFS permissions, Web permissions affect everyone who tries to access your Web site. Web site permissions are not meant to be used in place of NTFS permissions, but are used in conjunction with them.
If Web site permissions conflict with NTFS permissions for a directory or file, the more restrictive settings are applied.
Credentials: Membership in the Administrators group on the local computer.
As a security best practice, log on to your computer using an account that is not in the Administrators ...