Zero-Width Character Remover
Zero-Width Character Remover is a free online Text Tools tool that detect and strip invisible characters and bidi controls used in Trojan Source attacks instantly in your browser. Paste your data, adjust the options and get the result in real time — no installation, no sign-up, and nothing is ever uploaded to a server.
How to use: Zero-Width Character Remover →
Description
Detect and strip invisible characters and bidi controls used in Trojan Source attacks.
- Because everything is computed client-side, Zero-Width Character Remover is safe to use with sensitive data such as API keys, tokens or private logs.
How to use
Using Zero-Width Character Remover takes three steps:
- Paste your data into the input box (or load the example).
- Configure the options to match your target format or scenario.
- Copy, download or inspect the output — it updates live as you type.
Examples
These ready-made examples show typical inputs and the exact output Zero-Width Character Remover produces for them.
access_granted } // return false
Contains a zero-width space inside an identifier and a RIGHT-TO-LEFT OVERRIDE — the Trojan Source pattern.
Use cases
Common situations where Zero-Width Character Remover helps:
- Detect and strip invisible characters and bidi controls used in Trojan Source attacks.
- Because everything is computed client-side, Zero-Width Character Remover is safe to use with sensitive data such as API keys, tokens or private logs.
FAQ
What is Zero-Width Character Remover?
Zero-Width Character Remover detect and strip invisible characters and bidi controls used in Trojan Source attacks. It runs entirely in your browser, so your data stays private.
Is Zero-Width Character Remover free to use?
Yes. Zero-Width Character Remover is free, unlimited and works without registration or installation.
Does my data get uploaded?
No. All processing happens locally in your browser; nothing is sent to any server.