Overvågning af offentligheden ved hjælp af videoovervågning er almindelig i mange områder rundt om i verden. Videoovervågning har skabt betydelig debat om at anvendelsen med personers privatlivsret selv når de er offentligheden.<ref>{{Cite web|title=What's wrong with public video surveillance?|url=https://www.aclu.org/other/whats-wrong-public-video-surveillance|publisher=ACLU|access-date=5. januar 2017}}</ref><ref>{{Kilde nyheder|url=http://www.cbsnews.com/news/surveillance-cameras-and-the-right-to-privacy/|title=Surveillance Cameras and the Right to Privacy|date=13. august 2010|work=CBS News|access-date=5. januar 2017}}</ref><ref>{{Kilde nyheder|url=https://top10reviewss.com/best-poe-security-camera-system-reviews/|title=Best PoE Security Camera System|date=9. november 2019|work=CBS News|access-date=5. januar 2017|archive-date=28. januar 2022|archive-url=https://web.archive.org/web/20220128025924/https://top10reviewss.com/best-poe-security-camera-system-reviews/|url-status=dead}}</ref> Ifølge ''statista.com'' og ''network-data-cabling.co.uk'' er London den mest overvågede by i Europa.<ref>{{Kilde|url=https://www.statista.com/chart/19256/the-most-surveilled-cities-in-the-world/|titel=The Most Surveilled Cities in the World|dato=23. august 2021|værk=statista.com}}</ref><ref>{{Kilde|url=https://network-data-cabling.co.uk/blog/most-surveilled-commuter-boroughs-london/|titel=CCTV uncovered: The most-surveilled commuter boroughs in London|værk=network-data-cabling.co.uk|dato=3. december 2019}}</ref>
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