21. září 2022 v 16:03
A certificate is a digitally signed statement from the certification authority (CA) attesting that the public key belongs to the intended account holder. The owner of a digital certificate uses it to Convert .crt to .pem digitally sign other data. A certificate binds together the public key and information about its owner, including an identifier of the CA that issued it.
https://codeprozone.com/code/shell/13772/convert-c rt-to-pem.html
A certificate also contains information about when it will expire and a digital signature by the CA that issued it.