How to Update Default SSL Certificates in OpenShift – Step-by-Step Guide

Learn how to update the default SSL certificate in OpenShift to keep your cluster secure. In this step-by-step tutorial, we cover generating root certificates, creating a Certificate Signing Request (CSR), deploying the certificates into OpenShift, and configuring the web ingress. Perfect for those looking to secure their OpenShift environments. Watch now and secure your cluster today! 00:00 – Intro: Introduce the topic and explain the importance of updating SSL certificates in OpenShift. 00:30 – Overview of Default Certificate in Web Console: Briefly demonstrate how the default certificate is displayed and used in the OpenShift web console. 02:18 – Root Certificate Creation: Guide on how to generate the root certificate for your OpenShift cluster, explaining key concepts like the purpose of root certificates. 04:25 – Creating a Certificate Signing Request (CSR): Walkthrough of generating the Certificate Signing Request, including an explanation of CSR and its role in secure communications. 06:46 – Issuing the Certificate Using Root CA: Show how to issue the certificate using the root CA, highlighting best practices for securing and managing certificates. 08:45 – Deploying the Certificate and Updating Cluster-Wide Configuration: Detailed steps on deploying the SSL certificate into OpenShift and updating the cluster’s proxy and trusted CA configuration. 11:15 – Updating the Ingress Certificate: Explain how to patch the OpenShift Ingress Controller with the newly created certificate. 12:57 – Monitoring the Certificate Update: Show how to monitor the certificate update process and ensure that all components recognize the new certificates. 15:00 – Importing Self-Signed Root Certificate to Clients and Testing: Conclude with instructions on how to import the self-signed root certificate to client browsers and perform final testing. #OpenShift#Kubernetes#CloudSecurity#SSLUpdate#DevOps#ITSecurity#RedHat#OpenSource#CloudInfrastructure#TechTutorial