Starting September 1, Safari will not honor new certificates that have validity periods longer than one year. I don't have a link to their documentation because

Starting September 1, Safari will not honor new certificates that have validity periods longer than one year. I don't have a link to their documentation because the announcement was reportedly made at a face-to-face meeting at the CA/Browser Forum in February. https://www.thesslstore.com/blog/ssl-certificate-validity-will-be-limited-to-one-year-by-apples-safari-browser/ https://www.thesslstore.com/blog/ssl-certificate-validity-wi...