In a post a couple of years ago I gave an example on how to configure an Ubuntu 12.04 server to authenticate to Active Directory. Things used to be hard back then. Now we have the realmd realm enrollment manager to do the hard work of joining the host …

Update 2015-06-16:Ubuntu 14.04 Active Directory Authentication

Authenticating Linux users against Active Directory has traditionally been hard. There's a multitude of HOWTOs on how to do it, and every one of them seems to do it a bit differently. This is because environments and goals vary, and there are …

Here's how to configure a Windows domain controller to act as an NTP client and server for your network. You may then sync all your hosts, Windows or other, to that server. To achieve this, configure one (or more) of your domain controllers to retrieve time from the atomic clocks …

Make a backup copy of your AD before you go any further.

Install your new server, and join it to the domain as a member server. Before you can run dcpromo on the new 2008 server, you must run adprep on your schema master, to prepare the Active Directory schema …

Here are two simple scripts written in Python to fetch information about users from Active Directory. The AD schema has been augmented with the Microsoft Services For Unix schema, which will allow to map Unix uids to Windows user accounts.

All you need to do is to fill in your …

First, create a user account for your Apache in the Active Directory. Let's assume the AD Kerberos realm is KOO.FI, and the user name we have created is "apache". Also create a computer account, let's call that "apachesrv".

Next, create two keytab files on the Windows server. One host …