TLS certificate lifecycles are shrinking to just 47 days, creating one of the most disruptive changes in machine identity security. This accelerates renewal frequency up to twelvefold, overwhelming manual processes and increasing risks of outages, compliance failures, and trust breakdowns. CISOs must address uptime, automation, visibility, and governance by embedding certificate management into continuity strategies, investing in end-to-end automation, and ensuring real-time discovery across environments. With 200-day limits beginning in 2026, organizations must adopt automation, scalable processes, and updated policies now to prevent disruption and maintain resilience.

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