If you have a domain that you want CoreDNS to forward to a specific upstream DNS, you can add a block to the CoreDNS configmap. Adding this domain block to the CoreDNS configmap and restarting the CoreDNS pods is sufficient will make the change take affect. You may need to restart client pods if DNS … Kubernetes: custom upstream for domain with CoreDNS
Using ldapsearch to query against the insecure port of a Windows Domain Controller is straightforward. However, it can be challenging to get all the pieces in place for a production environment where the secure port must be used and the root CA certificate is typically not from a public CA. Assuming the standard insecure port … Ubuntu: using ldapsearch to query against a secure Windows Domain Controller
A centralized authentication/authorization mechanism is a key part of a security stance as well as a convenience to end users. There are multiple packages and systems to achieve this, and in this article I will focus on integrating back into Windows Active Directory using SSSD for login and group membership. When complete, you will have … Ansible: Login to Ubuntu with Windows Active Directory using SSSD
If your Ubuntu host is authenticating against an Active Directory Domain Controller, you may find there are multiple subdomains or transitive trusts visible. Which is not a problem in most cases – but if your host is in a subnet where a connection to these other subdomain or transitive trust domains is not possible, you … Ubuntu: Ignoring Transitive Trust Domains when using Samba/Winbind