LinkedIn scans for 6,278 extensions and encrypts the results into every request

Users are furious after claims LinkedIn secretly checks your browser for thousands of add-ons

TLDR: The big claim is that LinkedIn has been checking browsers for thousands of installed add-ons for years, potentially linking that information to real people and workplaces. Commenters were split between pure outrage, technical disbelief, and a bigger moral panic over whether engineers should ever build tools like this.

LinkedIn is facing a fresh wave of creeped-out backlash after claims it has been quietly checking browsers for 6,278 extensions and tucking the results into requests sent back to the company. The article argues this has been going on for years, expanding from a tiny list in 2017 into something far bigger today, with critics saying the real problem is simple: this is not just random data collection, it could be tied to your real identity, job, employer, and career history. In other words, people aren’t just seeing this as annoying tracking — they’re seeing it as a professional dossier getting even more personal.

And the comments? Absolute bonfire. One user went full torches-and-pitchforks, cheering news of a criminal investigation with the kind of fury usually reserved for season finales and parking tickets. Another asked the painfully relatable question: why is Chrome even telling random websites what extensions I have installed? That became the unofficial mood of the thread — less “privacy concern” and more “excuse me, what?!” Then came the workplace drama: one commenter threw out the ethical nightmare many tech workers secretly fear, asking whether developers should refuse to build surveillance tools and risk their jobs, or comply and keep the paycheck. Even the more technical commenters sounded like they were reluctantly explaining the plot twist in a thriller. The vibe across the community was a mix of outrage, dark humor, and exhausted disbelief: if LinkedIn is supposed to help your career, why does it sound like commenters think it’s auditioning to be your nosiest coworker?

Key Points

  • The article says LinkedIn has scanned for browser extensions since at least 2017, citing browsergate.eu and a GitHub repository.
  • The author claims the tracked extension list had grown from 38 entries in 2017 to 6,278 by April 2026.
  • The article says the scale of the list implies automated tooling that parses extension manifests and identifies web-accessible resources to probe.
  • The author says they personally observed behavior in Chrome developer tools that they interpret as LinkedIn testing for installed extensions.
  • The article claims LinkedIn's privacy policy does not disclose extension scanning and says the collected data could be used for user and organizational inference.

Hottest takes

"These companies deserve each and every stone thrown at them" — nokya
"Why is my Chrome telling random websites which extensions I have installed?" — ro_bit
"where do we hold the line between telemetry and surveillance?" — 3dsnano
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