How to Install MySQL 5.7 on RHEL/CentOS 7










Convert .cer to .crt certificates for Apache/mod_ssl using OpenSSL

Assume you have a CER is an DER encoded X.509 certificate in binary form, and you want to have a PEM-encoded X.509 Certificate file for Apache.

The following command may help:


Apache/mod_ssl request PEM-encoded X.509 Certificate file