Let’s Encrypt Slashes Certificate Lifespans and Sunsets mTLS on May 13 Cybersecurity News Por:Ddos 8 de Maio de 2026, 23:31 The post Let’s Encrypt Slashes Certificate Lifespans and Sunsets mTLS on May 13 appeared first on Daily CyberSecurity. Related posts: The End of an Era: Popular CA Buypass to Halt Free TLS/SSL Certificates SSL Certificate Validity Reduced to 47 Days After Apple Proposal Security Tightens: Let’s Encrypt Will Cap Certificate Validity at 45 Days by 2028