New Security Tool

JSON Sensitive Data Sanitizer

Automatically detect and remove sensitive information from JSON files. API keys, passwords, emails, tokens—sanitized instantly with smart placeholders.

Client-side only • Your data never leaves your device

20+ Detection Patterns

API keys, passwords, emails, tokens, URLs, and more—auto-detected with high accuracy

Smart Placeholders

Context-aware naming like {{STRIPE_API_KEY}}, {{ADMIN_EMAIL}} for clarity

100% Private

All processing happens in your browser. No data sent to any server

Sanitize Your JSON Files

Upload any JSON file and we'll automatically detect and replace sensitive data with secure placeholders

Upload JSON File

Upload any JSON file to automatically detect and sanitize sensitive data

Drop your JSON file here

or click to browse files

Choose File

Supports any JSON file up to 5MB • Client-side processing only

Perfect For

Sanitizing Logs Before Sharing

Remove sensitive data from logs, config files, and debug output before sharing with teammates or support

Cleaning Config Files

Prepare configuration files for documentation or templates without exposing real credentials

Preventing Git Leaks

Stop accidentally committing API keys and secrets to version control

Creating Test Data

Generate safe test environments by anonymizing production data