authentication

Test web authentication for default credentials, brute force, token flaws, and 2FA bypasses.

7|1|Updated Apr 14, 2026

Search Tags:#authentication #vulnerability assessment #security testing #penetration testing #password cracking

Ready to run

npx skills add https://github.com/ArianHobson333/claude-bug-bounty-stack --skill authentication-arianhobson333

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: authentication
Source: https://github.com/ArianHobson333/claude-bug-bounty-stack/tree/main/vendor/communitytools/projects/pentest/.claude/skills/authentication
Command: npx skills add https://github.com/ArianHobson333/claude-bug-bounty-stack --skill authentication-arianhobson333

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires requests, BeautifulSoup, Flask, pandas, and includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill provides a suite of tools and techniques to test and evaluate the security of authentication mechanisms, helping you identify and mitigate potential vulnerabilities.

Core Features & Use Cases

Authentication Bypass Techniques: Test for common authentication bypass methods like default credentials, brute force, password policy bypass, etc.
Token Handling: Analyze and test the security of JWT and OAuth tokens.
2FA Bypass: Evaluate and test two-factor authentication implementations for vulnerabilities.
Password Attacks: Test for common password attacks such as brute force, credential stuffing, and password policy bypass.
Use Case: Imagine you are testing the security of a web application's authentication mechanism. Use this Skill to perform a comprehensive test, including analyzing the strength of the password policies, testing for token vulnerabilities, and evaluating the security of the two-factor authentication implementation.

Quick Start

Use the authentication skill to test for common authentication bypass techniques on the target application.

Frequently Asked Questions about authentication

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I test web application authentication mechanisms for security vulnerabilities?▼

Web application authentication testing evaluates security by checking for default credentials, brute force attacks, password policy bypasses, token handling flaws, and two-factor authentication bypasses using Python tools for network testing and token analysis.

Can I analyze JWT and OAuth tokens to find authentication handling flaws?▼

Yes, you can analyze JWT and OAuth tokens to test their security and identify handling flaws. This process evaluates token implementation vulnerabilities within the web application authentication layer using Python network testing tools.

How do I test for two-factor authentication bypass vulnerabilities?▼

Testing for two-factor authentication bypass involves evaluating 2FA implementations to identify exploitable vulnerabilities. This process targets the authentication layer to uncover logic flaws and bypass techniques within web applications.

Do I need Python and Flask to perform password cracking and credential stuffing tests?▼

Yes, you need Python and tools like Flask, requests, BeautifulSoup, and pandas to perform password cracking and credential stuffing. These dependencies enable network testing, password attacks, and token analysis for authentication mechanisms.

What is the best way to check for default credentials and password policy bypasses?▼

The best way to check for default credentials and password policy bypasses is through comprehensive security testing. This approach targets authentication mechanisms to identify weak password policies and default login exploits in web applications.