As of the start of this week, the maximum certificate lifespan for TLS certificates has now dropped to 200 days. The change is the first step in a process established by the CA/Browser Forum last year. (CAB is the governing body comprised of certificate authorities, browser vendors, and operating system providers, that sets the Baseline Requirements for publicly trusted SSL/TLS certificates.) The next changes will be in March 15, 2027, where maximum validity period of subscri