From March 2026, the maximum validity of public SSL/TLS certificates is reduced to 200 days. This decision represents another stage in the evolution of the global WebPKI trust infrastructure and results from agreements developed within the CA/Browser Forum – the organization that defines standards for the operation of public certification authorities and internet browsers. At […]
For many years, S/MIME email certificates remained in the shadow of TLS certificates. Although they played a critical role in ensuring the confidentiality and integrity of electronic communication, their development was relatively slow, and validation processes were often perceived as archaic, manual, and difficult to scale. In 2025, however, this situation began to change noticeably.
In 2026, the TLS/SSL certificate industry is introducing another major change related to the maximum certificate validity period. DigiCert, as one of the largest certificate authorities, has confirmed that from February 24, 2026, all new public TLS certificates will have a maximum validity of 199 days.
