Major SSL/TLS Certificate Changes 2026: Every Website Owner Must Know
Security Boulevard, Thursday, February 19th, 2026
Website owners should take notice of the future changes to the SSL/TLS industry that affect security, certificate management, and user trust.
In 2026, Certificate Authorities (CAs), such as DigiCert and Sectigo, will be implementing many significant updates that comply with the CA/B Forum requirements.
The following are the five significant SSL/TLS changes effective in 2026 with a brief overview, timelines, and action steps.