The specific search string "inurl:webcam.html" is a search operator that filters for pages containing that exact phrase in their URL. When combined with "intitle:EvoCam," it specifically targets the default viewing page generated by the software. Google Hacking: How to save yourself from Google Dorking
The software was widely used for pet monitoring, baby monitors, security cameras, and creative art projects. However, as macOS evolved and newer security protocols emerged, official development slowed. Consequently, many older installations were left running, forgotten on the network, with default configurations intact. Evocam Inurl Webcam.html
By including "Evocam" in the search (without an inurl: tag), Google looks for any indexed page that mentions the software name, having inurl:webcam.html . The specific search string "inurl:webcam