- CentOS / Red Hat By default, OpenSSL is already included in CentOS. If this is not the case with your instance, then run the following command line:
yum install openssl
- Ubuntu By default, OpenSSL is already included in Ubuntu. If this is not the case with your instance, then run the following command line:
apt install openssl
By default, OpenSSL is already installed in macOS. However, your version may be outdated. If so, then you can install the latest version with Homebrew. After installing Homebrew, simply run the following command line:
brew install openssl