![]() ![]() How to get Free SSL Certificate for Ubuntu 18.04 using Let’s Encrypt. Letsencrypt is such a Certificate Authority that provides free SSL/TLS certificates. But if you are intending to use an SSL Certificate on a production website, it is recommended to install SSL Certificate provided by a trusted Certificate Authority. Then, enable the HTTPS site and restart the Apache web server: sudo a2ensite Ī self-signed certificate is good for tests and internal use. ) in the /etc/apache2/site-available directory, match it with the following configuration (Change the parameters as per your requirements): ĬustomLog $/access.log combined Now that you have generated the Self-signed certificate, create a new virtual host file (e.g. If you want to apply this ssl certificate to a single domain name, for example,, then the common name should be: If you want to generate a wildcard SSL certificate that valid for all subdomains, then use an asterisk (*) in place of the subdomain name: *. The Common Name (CN) field is very important and should reflect the domain name of your website. All these questions are optional except for the Common Name. You will be prompted to provide information such as Country Name, State and Organization Name. The following is the openssl command to create a new TLS certificate and the private key: sudo openssl req -x509 -nodes -days 365 -newkey rsa:2048 -keyout /etc/ssl/private/ -out /etc/ssl/certs/ Ubuntu Server with Apache2: Create CSR & Install SSL Certificate (OpenSSL) Create a CSR & install your SSL certificate on your Ubuntu server with Apache2 using OpenSSL Use the instructions on this page to use OpenSSL to create your certificate signing request (CSR) and then to install your SSL certificate on your Ubuntu server with Apache2. We are now ready to begin generate an SSL/TLS certificate. To enable support for HTTPS traffic, first of all we need to enable the ssl module: sudo a2enmod ssl Generate the self signed certificate using the openssl command.How to do it.įollowing are the steps to generate Self-signed certificate for Apache/Nginx web server on Ubuntu 18.04: If Apache has not been installed already, install it by following the instructions given in the following link: It is expected that Apache web server has been installed and that it is currently running. Enter all the details to generate CA’s certificate. It asks few details with the passphrase of the private key. openssl req -new -x509 -key /root/ca/private/cakey.pem -out cacert.pem -days 3650. ![]() But the term SSL is still used when discussing secured HTTP traffic, So when we say SSL, actually we are referring to the TLS (Transport Layer Security). Run this command to create a certificate that expires in 3650 days. Note that HTTPS uses a protocol called TLS, which superseded SSL. At the end of this tutorial you will know how to generate Self-signed certificate using the openssl command and configure apache web server to apply the certificate. We began by enabling the mod_ssl package, we then proceeded to create the server certificate using the openssl command and apply certificate to the Apache virtual host. ![]()
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