Sensitive data patterns for security testing: API keys, credit cards, emails, SSNs, phone numbers, IPs, and more. Use for data discovery and validation.
Scanned 9/7/2026
Install to Claude Code
npx -y skills add Eyadkelleh/awesome-claude-skills-security --skill security-patterns --agent claude-codeInstalls into .claude/skills of the current project.
Are you the author of Security Patterns?
Add the live security badge to your README — it updates automatically with every re-scan.
[](https://www.skillsdirectory.com/skills/eyadkelleh-security-patterns)More formats (shields.io, HTML) on the badges page.
---
name: security-patterns
description: "Sensitive data patterns for security testing: API keys, credit cards, emails, SSNs, phone numbers, IPs, and more. Use for data discovery and validation."
---
# SecLists Pattern-Matching
## Description
Sensitive data patterns for security testing: API keys, credit cards, emails, SSNs, phone numbers, IPs, and more. Use for data discovery and validation.
**Source:** [SecLists/Pattern-Matching](https://github.com/danielmiessler/SecLists/tree/master/Pattern-Matching)
**Repository:** https://github.com/danielmiessler/SecLists
**License:** MIT
## When to Use This Skill
Use this skill when you need:
- API key detection in code/logs
- Credit card validation testing
- Email pattern matching
- IP address discovery
- SSN format validation
- Phone number pattern testing
**⚠️ IMPORTANT:** Only use for authorized security testing, bug bounty programs, CTF competitions, or educational purposes.
## Key Files in This Skill
- `api-keys.txt - API key patterns`
- `credit-cards.txt - Credit card formats`
- `email-addresses.txt - Email patterns`
- `ip-addresses.txt - IP address patterns`
- `ssn.txt - Social Security Number patterns`
- `phone-numbers.txt - Phone number formats`
## Usage Example
```python
# Access files from this skill
import os
# Example: Load patterns/payloads
skill_path = "references/Pattern-Matching"
# List all available files
for root, dirs, files in os.walk(skill_path):
for file in files:
if file.endswith('.txt'):
filepath = os.path.join(root, file)
print(f"Found: {filepath}")
# Read file content
with open(filepath, 'r', errors='ignore') as f:
content = f.read().splitlines()
print(f" Lines: {len(content)}")
```
## Security & Ethics
### Authorized Use Cases ✅
- Authorized penetration testing with written permission
- Bug bounty programs (within scope)
- CTF competitions
- Security research in controlled environments
- Testing your own systems
- Educational demonstrations
### Prohibited Use Cases ❌
- Unauthorized access attempts
- Testing without permission
- Malicious activities
- Privacy violations
- Any illegal activities
## Complete SecLists Collection
This is a curated subset of SecLists. For the complete collection:
- **Full repository:** https://github.com/danielmiessler/SecLists
- **Size:** 4.5 GB with 6,000+ files
- **All categories:** Passwords, Usernames, Discovery, Fuzzing, Payloads, Web-Shells, Pattern-Matching, AI, Miscellaneous
---
**Generated by Skill Seeker** | SecLists Pattern-Matching Collection
**License:** MIT - Use responsibly with proper authorization
Is this your skill, or is something wrong with this listing? Request removal or report an issue. Author removals are honored within 72 hours.
No comments yet. Be the first to comment!