days 365: This option sets the length of time that the certificate will be considered valid. A passphrase would prevent this from happening, since we would have to enter it after every restart. We need Apache to be able to read the file, without user intervention, when the server starts up. nodes: This tells OpenSSL to skip the option to secure our certificate with a passphrase. req -x509: The " X.509" is a public key infrastructure standard that SSL and TLS adhere to for key and certificate management. openssl: This is the basic command line tool for creating and managing OpenSSL certificates, keys, and other files. # openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout /etc/ssl/private/apache-selfsigned.key -out /etc/ssl/certs/apache-selfsigned.crt It is required to setup self-signed certificate. Mod_ssl is an Apache module that provides support for SSL encryption. In order to set up the self-signed certificate, you will need to install mod_ssl Apache module in your system. Although self-signed certificates provide the same level of security between website and browser, most web browsers will always display a security alert message that the website certificate is self-signed and cannot be trusted, as it is not signed by the certificate authority.Ĭommercial Certificates are authorised certificate issued by a trusted certificate authority which are highly recommended to be used in a production environment. It can be used for testing local servers and development environment. If you want to host a public site with SSL support, then you need to purchase an SSL certificate from a trusted certificate authority.Ī Self-signed Certificate is basically signed by the creator of the certificate. We are going to create our own certificate and learn how to configure it. In the following tutorial, we will see how to secure Apache Web server in Centos-7 through SSL. You can follow the LAMP installation tutorial which will help you with the prerequisites You will also need to have Apache installed in order to configure virtual hosts for it. You will need access to a CentOS 7 server and If you haven't configured it yet, you can run through the CentOS 7 initial server setup guide. Publisher: Psychz Networks, February 17,2019 How to Install SSL Certificate On Centos 7
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