# Ads in Popular Apps Give Police a Powerful Tool to Spy on Users

- HackerByte page: <https://hackerbyte.net/en/stories/popular-apps-advertisements-provide-law-enforcement-with-a-potent-tool-for-user-50415281>
- Original source: <https://www.bloomberg.com/features/2026-police-phone-tracking-advertising-tech/>
- Hacker News discussion: <https://news.ycombinator.com/item?id=50415281>
- Submitted to Hacker News: 2026-11-08T17:32:55.000Z

Popular apps' advertisements provide law enforcement with a potent tool for user surveillance.

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