News | SwissSign
A data security specialist by Swiss Post

Main section

13.06.2025

47 days, 10 days – validity period for TLS / SSL certificates and domain validation significantly shortened

From 2029 onwards, public SSL/TLS certificates are only permitted to be valid for 47 days, a decision made by the CA/Browser Forum with far-reaching consequences. The shortening of the validity period means that more frequent certificate renewals and domain validation process optimisations will be required. We provide an initial overview of how you can prepare for the step-by-step shortening process, such as with a certificate lifecycle management (CLM) system for managing and automating your certificates.

To the blog