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Regulatory and protocol clock Standard or protocol · International

TLS certificates: maximum lifetime 100 days

Maximum validity 100 days on 15 Mar 2027, in 5 months.

15 Mar 2027 in 5 months Upcoming

TLS certificates: maximum lifetime 100 days

Maximum validity 100 days · Ballot SC-081v3 (Baseline Requirements) · CA/Browser Forum

MaritimeIndustryInfrastructure International Standard or protocol

From 15 March 2027 public TLS certificates can be valid for at most 100 days, and domain validation reuse drops with it. Any system that still renews certificates by hand will need attention four times a year.

CA/Browser Forum Date reported, not yet checked against the official text.

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