Ansible Playbook to deploy user with SSH Key
We will create a new user with sudo privilege and deploy it with their SSH Public Key to all the targeted hosts through ansible-playbook. After that, he/she ...
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OpenLDAP Monitoring - Nagios, Cacti and OpenLDAP Exporter
We are going to monitor OpenLDAP in our CentOS and Ubuntu servers. After that, we will be able to get an alert from Nagios and also visualize it through Cact...
OpenLDAP MirrorMode Replication & MDB Backend in CentOS 7
In this tutorial, We will show MirrorMode replication between 2 CentOS 7 servers who’s backend is mdb. We will also setup mdb backend for our OpenLDAP storage.
How FreeRADIUS handles Access-Request packets
FreeRADIUS is the most popular and the most widely deployed RADIUS server in the world. Remote Authentication Dial-In User Service (RADIUS) is a client-serve...
Sync NPS (Network Policy Server) configs between multiple servers
Network Policy Server (NPS) is the Microsoft implementation of a Remote Authentication Dial-in User Service (RADIUS) server and proxy.
Windows Machine Monitoring - Exchange, AD, DNS
If you are a system administrator, you might have to monitor Windows PC’s, Exchange Server, Active Directory and DNS Server. For this tutorial, I am using wi...
Use OpenLDAP TOTP as authentication for VPN
For this setup, we will be using FreeRADIUS and compiled OpenLDAP from source along with the TOTP (Time-based One Time Password ) module on CentOS 7. We will...
Adding custom attributes in Active Directory
Schema is an Active Directory component, that defines Active Directory database structure. The schema consists of Object Class and Object Attributes. In this...