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.
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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