Add a filter in your web proxy or SIEM (e.g., Splunk, ELK) to alert on any GET request containing index.shtml or view.shtml .

Search engine crawlers systematically index every page on the public internet unless restricted by a site's configuration. When an installer or consumer mounts an IP camera and configures port forwarding on their router without establishing local credentials, the camera’s internal web server becomes accessible on the public internet.

: Regular updates (the "updated" aspect) fix vulnerabilities that hackers use to take control of cameras.