# Certera > Sub Certificate Authority. ## Recent Posts - [From Manual to Automatic: The Impact of the New 47-Day SSL/TLS Limits](https://paragraph.com/@certera/from-manual-to-automatic-the-impact-of-the-new-47-day-ssl-limit): New 47-day SSL/TLS validity limits are accelerating the shift from manual renewals to automated certificate lifecycle management. ## Blog Information - [Homepage](https://paragraph.com/@certera/): Main blog page - [RSS Feed](https://api.paragraph.com/blogs/rss/@certera): Subscribe to updates ## Optional - [All Posts](https://paragraph.com/@certera/): Complete post archive - [Sitemap](https://paragraph.com/@certera/sitemap-index.xml): XML sitemap for crawlers