https://systemsgolive.com/tags/certificate-management/Recent content in Certificate Management on SystemsGoliveHugo -- gohugo.ioen© 2026 systemsgolive.com and Mickael Asghar. All rights reserved.Wed, 28 Jan 2026 11:54:16 +0000https://systemsgolive.com/post/ldap-cert-renewal-selinux-context-issue/Wed, 28 Jan 2026 11:54:16 +0000https://systemsgolive.com/post/ldap-cert-renewal-selinux-context-issue/ An internal LDAP certificate renewal failed due to incorrect SELinux contexts on transferred certificate files. Despite correct permissions and ownership, OpenLDAP couldn't initialise TLS. Using `restorecon` to fix the security context resolved the issue immediately, highlighting the importance of SELinux context verification in certificate deployments.https://systemsgolive.com/post/ans-to-cloudflare-lb-migration-zero-downtime/Sun, 23 Nov 2025 11:44:31 +0100https://systemsgolive.com/post/ans-to-cloudflare-lb-migration-zero-downtime/ How we migrated our production care management platform from ANS to Cloudflare Load Balancer — eliminating manual SSL certificate management that had caused a past outage, replacing an EOL HAProxy instance, and achieving zero downtime through a dummy hostname pre-configuration strategy and a planned 45-minute DNS cutover window.