![](https://it-tut.ru/wp-content/uploads/2024/05/3279138.png)
openssl req -in file.csr -text -noout
openssl x509 -in file.pem -text
openssl verify -verbose -CAfile <ca cert file> <certificate file>
openssl req -in file.csr -text -noout
openssl x509 -in file.pem -text
openssl verify -verbose -CAfile <ca cert file> <certificate file>