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# Let's Encrypt: Six-Day Certificates and Certificates for IP AddressesEN

2026-01-20Alessandro Corbelli~7 min read min

As of 15 January 2026 Let's Encrypt offers everyone certificates valid for just over six days and certificates for IP addresses. What they are, why they matter, and what changes for people running…

tls certificates acme https lets-encrypt

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# TLS Certificates Heading to 47 Days: Automation Becomes MandatoryEN

2025-04-15Alessandro Corbelli~7 min read min

The CA/Browser Forum has approved a phased reduction of TLS certificate lifetimes down to 47 days by 2029. What changes, why, and why manual renewal no longer holds up.

tls certificates acme https automation

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