Universal Plug and Play (UPnP) can automatically open ports on your router, making your camera visible to the world.
The keyword string is a specific "Google Dork"—a search query used to find vulnerable or public-facing hardware. While it may look like a simple search for adult content, it actually targets a specific type of legacy web server software used by older IP cameras. inurl multi html intitle webcam hot
Never leave the username and password as "admin." Universal Plug and Play (UPnP) can automatically open
Furthermore, many of the results found through these queries are now "honeypots"—fake camera feeds set up by security researchers to track who is attempting to access private hardware. How to Protect Your Own Devices inurl multi html intitle webcam hot
Manufacturers release patches to prevent Google from indexing the internal pages of their devices.