main.append(addParagraph("If you want to improve your ssh skills, a good way to do that is to setp up a small lab you can experiment with. As well as my Windows machine, I also have three Raspberry Pis and these can be great for tring out ssh commands. Having three means that I can not only ssh between them but I can also set up one to forward traffic to another, for example if I want to experiment with a bastion host. In addition, it's a good idea to check out the man page for ssh and the config files, ssh_config and sshd_config."));
main.append(addParagraph("A good follow up course to this one might be <a href='https://www.linkedin.com/learning/learning-vpn'>Learning VPN</a> which is also authored by Scott or <a href='https://www.linkedin.com/learning/linux-desktops-and-remote-access-17438493'>Linux:Desktops and Remote Access</a> by Grant McWilliams."));