: This likely refers to Server-Side Includes (SSI) files that end in .shtml . These are HTML files that can include server-side includes, allowing for dynamic content to be inserted into otherwise static HTML pages.
: Depending on your jurisdiction, accessing private camera feeds—even if they aren't password protected—can be a violation of privacy or computer misuse laws. Modern Context inurl view index shtml 24 new
Find instructions on on your router.
: Never use the factory-set username or password. : This likely refers to Server-Side Includes (SSI)