How to Decode, Encode, and Validate JWTs inside Claude Code

Stop context switching and start debugging. Let me show you how to supercharge your AI agent with JWT Skills. Learn how to decode, encode, and validate JSON Web Tokens (JWTs) directly within your terminal session using Claude Code. Whether you're troubleshooting an expired token or testing a custom claim, these tools bring security insights right into your development flow.

What You'll Learn:

• How to install the jwt-skills
• Decoding tokens to inspect headers, payloads, and claims.
• Identifying security flags like expired tokens or PII in payloads.
• Generating test tokens with custom claims for edge-case testing.
• Validating tokens against JWKS endpoints for production-level checks.

Resources:

• 🛠 Get the Skills
• 📖 JWT Deep Dive