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SecLists Pattern-Matching · eyadkelleh | DecimalAI

securityby eyadkelleh

SecLists Pattern-Matching

eyadkelleh/security-patterns

Source eyadkelleh/awesome-skills-security ↗License Not recorded

Sensitive data patterns for security testing: API keys, credit cards, emails, SSNs, phone numbers, IPs, and more.

SkillScore68Maintained

Automatic

Security & AppSec pack

Last verified 8/21/2026

What it changes

Passed 13 of 19 test cases with the skill, and 5 of 19 without it.

Without skill27%

With skill68%

Checks it passed that the model alone missed

The response states over 6,000 files.
The response specifies phone-numbers.txt.
The response states approximately 4.5 GB.

and 8 more in the full report

10 fixed5 passed either way6 still failing1 broke

Pass-rate lift: +41 pp
Tokens: +9%
Agent turns: 0%
Response time: -34%

Model gemini-3.6-flashMeasured 8/21/2026v115 of 22 cases passed with skill · 19 comparable

Tokens, turns and time describe resource use, not a dollar price.

Use this skill

Save it into your project's skills folder. Claude Code picks it up in its next session.

curl -fsSL --create-dirs -o .claude/skills/eyadkelleh-security-patterns/SKILL.md https://app.decimal.ai/s/eyadkelleh-security-patterns/SKILL.md

Want it pinned and updatable? pip install "decimalai>=0.15", then decimalai skills add eyadkelleh-security-patterns, and start Claude Code with claude --plugin-dir "$(git rev-parse --show-toplevel)/.agents"

1 · One-time — install the CLI (docs ↗)

pip install "decimalai>=0.15"

2 · Get the skill — writes .agents/skills/eyadkelleh-security-patterns/ and pins it in .decimal/skills.lock

decimalai skills add eyadkelleh-security-patterns

No CLI? Get the same file — curl · raw file

curl -fsSL --create-dirs -o .claude/skills/eyadkelleh-security-patterns/SKILL.md https://app.decimal.ai/s/eyadkelleh-security-patterns/SKILL.md

Raw file: /s/eyadkelleh-security-patterns/SKILL.md ↗ · machine-readable summary at /s/eyadkelleh-security-patterns.json ↗

Safety checks: 3 of 3 passed

Code scan CleanIntent PassedContent Clean

See it in action

One of 7 test cases the skill fixed. Same model, same prompt, with and without the skill.

1 of 7

Prompt

What is the standard root relative path where SecLists Pattern-Matching files are expected to be located within this environment?

What was checked, without and with the skill
Checked	Without skill	With skill
The response identifies references/Pattern-Matching as the relative path.	Missed	Passed

case-19 · gemini-3.6-flash · 8/21/2026 · answers are capped and redacted

What's inside

The instructions your model reads when the skill loads.

SKILL.md82 linessingle file

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 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

# Access files from this skill
import os

# Example: Load patterns/payloads
skill_path = "references/Pattern-Matching"

Track record

Benchmark

13 / 19

test cases passed, vs 5 / 19 without

Adoption

Users: 0
Times used: 0

Safety and source details

SkillSafety

✓ 3 of 3 passed

Code scan15 of 15 checks clean

0 critical · 0 warning · 0 info — scanner v4 — 8/3/2026

View 15 scanner checks

live_secretremote_code_executionreverse_shelldata_exfiltrationssrf_metadataagent_snoopinganti_refusaldestructive_commandsobfuscated_unicodeunicode_homoglyphopaque_blobsuspicious_urltool_overreachtrigger_abuseprompt_injection_phrasing

IntentSafe

LLM judge · does the skill do what it claims

ContentClean

LLM judge · policy & harmful-content review

Source

Imported

eyadkelleh / awesome-skills-security

skills/security-patterns/SKILL.md

View on GitHub ↗

Imported 8/3/2026Version v1

More skills from the same source and nearby in the registry, with their headline benchmark lift.

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See it in action

What's inside

SecLists Pattern-Matching

Description

When to Use This Skill

Key Files in This Skill

Usage Example

Track record

Benchmark

Adoption

SkillSafety

Source

Related skills