OpenLDAP

In this guide, we are going to learn how to setup OpenLDAP Master-Master Replication on CentOS 8. OpenLDAP supports a wide variety of replication topologies such as provider-slave, provider-provider topologies. Multi-provider aka multi-master replication therefore, is a replication technique that use the LDAP Sync Replication engine(Syncrepl) to replicate data to multiple providers ("Masters") Directory servers.

In this guide, we are going to learn how to setup OpenLDAP Master-Slave Replication on CentOS 8. In recent versions of OpenLDAP, the terms Master and Slave have been deprecated and the terms Provider and Consumer replaced them respectively. In such a setup, LDAP provider replicates directory updates to LDAP consumers i.e consumers receive replication updates from...

I have an OpenLDAP server for central authentication. How can I configure DokuWiki to enable authentication against OpenLDAP server. In this guide, we are going to learn how to configure DokuWiki for OpenLDAP authentication. Configure DokuWiki OpenLDAP Authentication Before you can proceed, ensure that you got OpenLDAP server and DokuWiki installed....

This guide will take you through how to setup LDAP Self Service Password Tool on CentOS 8. If you got users who are authenticating against an LDAP directory, you might want them to be able to reset their passwords on their own. Self Service Password tool is a PHP application that gives you this capability. It supports...

In this guide, we are going to learn how to configure SSSD for OpenLDAP Authentication on Ubuntu 18.04. SSSD is an acronym for System Security Services Daemon. It  provide access to local or remote identity and authentication resources through a common framework that can provide caching and offline support to the system. It also provides several interfaces,...

In this guide, we are going to learn how to install phpLDAPadmin on CentOS 8. phpLDAPadmin is web application written in PHP for administering LDAP and thus it comes in very handy for system administrators who are gui centric. With it, you can administer LDAP via the browser. Before you can proceed, learn how...

In this guide, we are going to learn how to implement OpenLDAP password policies. In OpenLDAP, password policies are implemented through the use of Password Policy (ppolicy) Overlay. ppolicy overlay provides a variety of password control mechanisms including; Password aging -- both minimum and maximum agesPassword qualityAutomatic account lockingPassword reuse and duplication controlAccount time-outsMandatory...

To avoid having to create local ownCloud user accounts, it is possible to configure ownCloud to authenticate users against the directory systems such as OpenLDAP or AD. In this guide, we are going to learn how to configure ownCloud OpenLDAP authentication. ownCloud server used in this demo is running on a CentOS 8 system.

Well, in this guide, we are going to demonstrate how to configure SUDO via OpenLDAP Server. Apart from being able to provide sudo rights on a local system, sudo can also be configured via LDAP. Providing SUDO via OpenLDAP eliminates the need to give users sudo privileges via the local system sudoers file. How to...

How do you configure OpenLDAP such that access is restricted based on host name of the computer being accessed and the user associated with the host name? Well, in this guide, we will learn how to configure OpenLDAP host based authentication. Disclaimer: This guide is based on the configurations I made on my...