ZeroWidth Detection

Checks websites that you visit for invisible zero-width characters and replaces them with a specified character. Has the ability to copy all the characters found.

Simple functionality focused add-on used for detecting zero-width characters (invisible characters) which might be used for tracking you online.

Functions:

  • Manually preform a scan on a page
  • Copy all zero-width characters found
  • Specify custom string to replace zero-width characters found (can input nothing to strip them)
  • Whitelist domains you trust or that might break from the add-on
  • Option for checking any copied text for zero-width characters
  • Option to scan a page again when tab becomes active

Want to contribute to the project or just see the source code and how it works? You can do both on GitHub: https://github.com/mikkel1156/ZeroWidth-Detection-Firefox

Manifest V2
By:
Mikkel D.
Daily users:
28 -1
Rating:
5.00
(2)
Version:
2.1resigned1 Last updated: 2024-04-25
Version code:
5731435
Creation date:
2018-07-08
Risk:
High risk impact Moderate risk likelihood
Permissions:
  • <all_urls>
  • tabs
  • storage
  • webRequest
  • clipboardRead
  • clipboardWrite
Size:
18.02K
Email:
mi*****@riseup.net
URLs:
Website
Full description:
See detailed description
Source:
Firefox Browser Add-ons
Updated:
a day ago

User reviews



by atreyu, 2020-08-11
View all user reviews ›

Extension safety

Risk impact

ZeroWidth Detection requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Allows access to all websites, posing a significant security risk as it can monitor and modify data from any visited site.
  • Critical ****** ****** ** ******* ***** ***** *** ** **** ** ***** **** ******** ****** *** ******** ********** * ******* ********
  • High ****** *** ********* ** ******* *** ******* ******* ** ****** *** *** ******** ******
  • High ******* ******* **** *** ****** ***** *** ***** ** ******* **** ********* ********* ** * *********** *****
  • High ****** ******* *** ********* ********* ******** ***** *** ** ********** ****** * ******** ******* *****
Risk likelihood

ZeroWidth Detection is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.

Risk likelihood analysis details
  • High This extension has low user count. Unpopular extensions may not be stable or safe.
  • Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
  • Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
  • Good **** ********* *** **** **** *******
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