security-review-owasp-json-web-token-for-java

Review Java JWT creation and verification for security weaknesses.

Updated Mar 26, 2026

Search Tags:#authentication #jwt #owasp #java #claims #security-review #revocation

Ready to run

npx skills add https://github.com/sjinks/ai-owasp-skillset --skill security-review-owasp-json-web-token-for-java

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: security-review-owasp-json-web-token-for-java
Source: https://github.com/sjinks/ai-owasp-skillset/tree/main/.github/skills/security-review-owasp-json-web-token-for-java
Command: npx skills add https://github.com/sjinks/ai-owasp-skillset --skill security-review-owasp-json-web-token-for-java

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill helps reviewers assess Java-based JWT implementations for signature bypass, weak key handling, claim validation gaps, token replay risks, and revocation mistakes.

Core Features & Use Cases

Reviews token creation, verification, storage, refresh, logout, and denylist logic in Java services.
Checks for algorithm confusion, weak secrets, unsafe browser storage, and missing issuer, audience, and expiration validation.
Useful when auditing authentication filters, API gateways, session replacement flows, or JWT-driven authorization rules.

Quick Start

Use the security-review-owasp-json-web-token-for-java skill to review the JWT authentication flow in the specified Java files and report confirmed weaknesses, review gaps, and passed checks.

Frequently Asked Questions about security-review-owasp-json-web-token-for-java

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

FAQPage Schema

How do I review Java JWT authentication filters for security flaws?▼

Review Java JWT authentication filters by checking for algorithm confusion, weak secrets, and missing validation. This Skill assesses token creation, verification, and storage to report confirmed weaknesses, review gaps, and passed checks.

What are common JWT claim validation gaps in Java applications?▼

Common JWT claim validation gaps include missing issuer, audience, and expiration checks. This Skill reviews token verification logic to identify unvalidated claims and ensure safe client storage across your Java services.

How do I prevent JWT replay attacks and implement token revocation in Java?▼

Prevent JWT replay attacks by validating expiration and implementing fail-closed revocation workflows. This Skill reviews logout, refresh, and denylist logic to confirm replay defenses and revocation behavior operate securely.

Does this security review check for JWT algorithm confusion and weak key management?▼

Yes, this security review checks for JWT algorithm confusion and weak key management. It requires explicit algorithm pinning and strong key handling to prevent signature bypass in Java authentication flows.

Can I use this to audit JWT storage and session replacement flows in Java services?▼

Yes, you can use this to audit JWT storage and session replacement flows. It checks for unsafe browser storage and reviews authorization rules across Java code, configuration, architecture, and operational controls.