Generally, a website's security certificate lasts for about one year from the date of its issuance, so it needs to be renewed once a year. But at the same time, ... How Long Do Website... · How to Check the SSL... · How Do You Fix an Expire
To determine whether a certificate is currently expired, use a duration of zero seconds. Omit the -noout option to see a helpful message using a single command ...
Google has made it clear that they want to shorten the validity of SSL/TLS certificates to 90 days. While this is not confirmed as going ahead - or when.
All SSL/TLS certificates issued by SSL.com currently have a validity period of 397 days. This stringent validity period, adopted by major browsers, reflects a ...