Data Leak Checker
Scan text for accidentally exposed secrets, API keys, emails, phone numbers, and personal data.
🔒 No uploads⚡ Instant🆓 Free
How It Works
1
Paste your code, config files, logs, or any text into the input area.
2
The tool scans for known patterns of sensitive data exposure.
3
Review the findings and fix any leaks before sharing or committing your code.
Features
✓Detects API keys, AWS credentials, GitHub tokens
✓Finds emails, phone numbers, credit card patterns
✓Detects JWT tokens, private keys, Slack tokens
✓Shows line numbers for each finding
✓Risk level indicator (safe / warning / danger)
✓100% browser-based — your text never leaves your device
Frequently Asked Questions
What sensitive data can it detect?▼
It scans for emails, phone numbers, IP addresses, API keys, AWS credentials, JWTs, GitHub tokens, Slack tokens, private keys, credit card numbers, SSN patterns, and URLs with embedded credentials.
Is my data safe?▼
Absolutely. All scanning happens in your browser using regex pattern matching. Nothing is sent to any server.
Can it catch all leaks?▼
It uses common patterns to catch most accidental leaks. However, custom or obfuscated secrets may not be detected. Always review your code manually too.
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