performing-jwt-none-algorithm-attack

Execute and test the JWT none algorithm attack to bypass signature verification by manipulating the alg header field in JSON Web Tokens.

v1.0.0New

Signing

SignedSLSA L2

Signed by: skills-hub.ai distributor
Method: Distributor-signed by skills-hub.aiCryptographically signed by the skills-hub.ai distributor key at publish time.
Signed: May 3, 2026, 2:31 AM

Install this skill

Run this command in your terminal. No account required — it auto-detects your AI tool and installs the skill file.

npx @skills-hub-ai/cli install cybersecurity-skills-performing-jwt-none-algorithm-attack

Or download directly:

Setup by platform

Claude Code

~/.claude/skills/<skill>/SKILL.md

One-click setup for your editor

Run in your project root

npx @skills-hub-ai/cli install cybersecurity-skills-performing-jwt-none-algorithm-attack --target claude-code