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Preview of SignedText Helper

SignedText Helper by Signed Text service

A companion for SignedText.com. Automatically detects and verifies signed text blocks and simplifies loading source code for digital signing directly within your browser.

Available on Firefox for Android™Available on Firefox for Android™
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Extension Metadata

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verification badge
About this extension
SignedText Helper is the official extension for SignedText.com, designed to streamline digital signing and text verification.

Key Features:
  • Automatic Detection: Scans pages to instantly highlight signed text blocks.
  • Instant Verification: One click verifies text integrity and signer identity via the SignedText.com API.
  • Human verification: Biometric confirmation guarantees the physical presence of the user during signing
  • Source Loading: Automatically detects target URLs on signing pages and loads external source code directly into the editor, saving you from manual copy-pasting.
  • Security: All API communication is encrypted. The extension requires minimal permissions to operate.
  • Multi-language Support: Extension UI and verification results are available in English, Czech, and Slovak.

Gain confidence in reading digitally signed messages with automatic, on-site verification.
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Permissions and data

Required permissions:

  • Access your data for all websites

Optional permissions:

  • Access your data for all websites

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
1.4
Size
33.94 KB
Last updated
a day ago (Feb 4, 2026)
Related Categories
  • Privacy & Security
  • Social & Communication
License
All Rights Reserved
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Version History
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Tags
  • security
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