Something that operates on the server computer (providing the Web page), as opposed to the client computer (which is you or someone else viewing the Web page). Usually it is a program or command or procedure or other application causes dynamic pages or animation or other interaction.

Multiple web sites, and multiple clients using the same server.

Junk email. When you see the same make-money-fast message in various newsgroups and in your mailbox, it is Spam. Since most of these mass-mailing (or mass-posting) messages are irrelevant to the groups and recipients who get them, spam is considered a serious breach of netiquette.

Secure SHell - A utility when a remote user can access the Linux command line, while all communications between the client and the server, are encrypted. Telnet is similar, but not secure, and isn't supported on our servers.