LeakRadar - Data Breach Checker by LeakRadar
Instantly check if any website has been involved in data breaches. See leaked credential stats for every site you visit.
Extension Metadata
About this extension
LeakRadar instantly shows breach exposure stats for any website you visit.
How it works:
As you browse, LeakRadar checks each domain against a database of 290B+ breached records from stealer logs, combolists and dark web dumps. A colored badge on the extension icon tells you at a glance whether the site has known credential leaks.
Click the icon to see a breakdown:
- Employees compromised
- Third-parties compromised
- Customers compromised
Click "View Full Report" to explore the full breach report on LeakRadar.
Right-click any domain on a web page and select "Check on LeakRadar" to look it up instantly.
Features:
- Automatic breach check on every website
- Color-coded badge: green (clean), orange (moderate), red (high exposure)
- Detailed popup with credential counts
- Right-click context menu
- 24-hour local cache
- No account required for stats
- Zero data collection
Built by LeakRadar.io
How it works:
As you browse, LeakRadar checks each domain against a database of 290B+ breached records from stealer logs, combolists and dark web dumps. A colored badge on the extension icon tells you at a glance whether the site has known credential leaks.
Click the icon to see a breakdown:
- Employees compromised
- Third-parties compromised
- Customers compromised
Click "View Full Report" to explore the full breach report on LeakRadar.
Right-click any domain on a web page and select "Check on LeakRadar" to look it up instantly.
Features:
- Automatic breach check on every website
- Color-coded badge: green (clean), orange (moderate), red (high exposure)
- Detailed popup with credential counts
- Right-click context menu
- 24-hour local cache
- No account required for stats
- Zero data collection
Built by LeakRadar.io
Rated 0 by 0 reviewers
Permissions and data
Required permissions:
- Access browser tabs
Optional permissions:
- Access your data for api.leakradar.io
Data collection:
- The developer says this extension doesn't require data collection.
More information
- Add-on Links
- Version
- 1.0.0
- Size
- 25.98 KB
- Last updated
- a month ago (Feb 23, 2026)
- Related Categories
- License
- All Rights Reserved
- Privacy Policy
- Read the privacy policy for this add-on
- Version History
- Add to collection