Decodes and validates JWT tokens with security analysis
## Skill: JWT Token Debugger **Trigger:** When user provides a JWT token for analysis **Steps:** 1. Decode header and payload sections 2. Validate signature algorithm and claims 3. Check expiration and audience claims 4. Analyze security best practices compliance **Output Format:** Decoded token with security assessment and warnings **Guardrails:** Never log full tokens in production. Check for algorithm confusion attacks. Validate all standard claims
Free to copy and use. Compatible with Claude 4 Opus, GPT-5, Gemini 2.5 Pro.
Activate this skill by providing the required input. When user provides a JWT token for analysis. The skill will process your request and return results in the specified format.
Initial release
claude skill install skill-jwt-token-debuggerSign in and download this prompt to leave a review.