A Big announcement stated Apple’s Safari browser will consider SSL certificates valid only for 398 days. Right from 1st September 2020, the certs will be valid for 1 year+ a renewal grace period.
An SSL Certificate contains info like the validity period, company, type of SSL Certificate, domain name etc. You must be aware of how your SSL certificate displays its security terms.
Manual TLS Management Is Dying – And 47-Day Cert Validity Will Be the Final Nail in the Coffin