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Let’s Encrypt Sets 64-Day Certificate Validity Default for February 2027
The certificate authority will shorten default lifetimes to prepare for a 45-day standard in 2028, urging users to test automation now.
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The certificate authority will shorten default lifetimes to prepare for a 45-day standard in 2028, urging users to test automation now.

The nonprofit certificate authority will reduce default validity periods, requiring more frequent renewals for web administrators starting next year.