Secure Password Leak Checker
Check if your password has been exposed in public data breaches without sending plain-text credentials.
Protect Accounts Against Compromised Credentials
Credential stuffing is one of the most common cyber attack vectors. Bad actors use database lists from past corporate data breaches to gain access to other platforms. Our password leak checker checks your password against public databases.
Privacy-Preserving Hash Checks
To protect your credentials, this tool processes checks using secure client-side hashing, ensuring plain-text passwords are never sent over the network.
Key Benefits & Features
Secure Hashing
Generates SHA-1/SHA-256 hashes locally to run database checks.
Breach Databases Sync
Cross-checks with lists of common exposed passwords.
Instant Status Indicators
Displays clear green (safe) or red (leaked) notifications.
How to Use the Password Leak Checker Step-by-Step
This utility runs entirely inside your browser using client-side JavaScript. We prioritize your security: none of your inputted text is logged or stored.
- 1
Enter the password you want to check.
- 2
Click "Check Password".
- 3
Review the safety evaluation and breach count matches.
- 4
If leaked, change your accounts to a new, secure password immediately.
Practical Examples
Password: "password123"
Frequently Asked Questions (FAQ)
Is it safe to type my password here?▼
Yes, the checking logic hashes your password locally before comparing it to our offline dataset, so your actual password is never exposed.
What should I do if my password is leaked?▼
Change that password on every website where you use it, and switch to a unique, random password using a password manager.
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