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Preview of Password Exposure Check

Password Exposure Check by isa

See whether a password appears in known breach corpora. The password is hashed in the browser and only the first five characters of that hash are sent, so the service never learns which password you asked about.

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Permissions and data

Required permissions:

  • Access your data for api.pwnedpasswords.com

Data collection:

  • The developer says this extension doesn't require data collection.
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More information
Add-on Links
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Version
4.2.2
Size
19.55 KB
Last updated
5 days ago (Aug 23, 2026)
Related Categories
  • Privacy & Security
License
The Unlicense
Version History
  • See all versions
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