Make sure your code and data stay safe by following security best practices.
Open network ports selectively based on the network services you need to expose for administrative and user purposes.
GitHub Enterprise uses Ubuntu's UFW firewall on the virtual appliance.
In private mode, GitHub Enterprise requires every user to sign in to access the installation. Anonymous clones over
git:// are disabled and—if built-in authentication is enabled—new users can't sign up and must be invited by an administrator.