PasteProof by Jonthan
Your pasteboard bodyguard. Prevents you from pasting sensitive data into the wrong fields.
Extension Metadata
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About this extension
Stop accidentally sharing sensitive information online. PasteProof is a powerful privacy extension that detects and blocks personally identifiable information (PII) before you submit it to websites.
- Instantly identifies social security numbers, credit cards, phone numbers, emails, and more
- Works on any website - forms, text fields, content editors
- Smart pattern matching catches data you might miss
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Permissions and data
Required permissions:
- Access your data for all websites
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 0.1.9
- Size
- 225.59 KB
- Last updated
- 12 days ago (Dec 7, 2025)
- Related Categories
- License
- Business Source License 1.1
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
- Tags
- Add to collection