{"product_id":"master-jwt-security-advanced-attack-techniques-for-ai-agents","title":"Master JWT Security: Advanced Attack Techniques for AI Agents","description":"\u003ch3\u003eMaster JWT Security: Advanced Attack Techniques for AI Agents\u003c\/h3\u003e\n\n\u003cp\u003eThis AI agent skill equips users with methodologies essential for penetration testing of JWT-based authentication systems. Focused on discovering vulnerabilities and evaluating JWT security implementations, this skill is an invaluable resource for secure coding practices.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this skill does\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003eAnalyzes JWT attack methodologies, focusing on weaknesses such as algorithm confusion, weak HMAC secret brute force, and header injection techniques.\u003c\/li\u003e\n    \u003cli\u003eProvides a checklist of JWT vulnerabilities including misconfigurations and manipulation tactics for token evaluation.\u003c\/li\u003e\n    \u003cli\u003eUtilizes specific tools and techniques for uncovering and understanding JWT misconfigurations and security protocols.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho it is for\u003c\/h3\u003e\n\u003cp\u003eThis skill is designed for developers and security professionals who use AI coding agents such as Claude Code, Cursor, and Codex. It is particularly useful for those tasked with penetration testing and securing JWT-based authentication systems.\u003c\/p\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003eSecurity teams analyzing JWT-based authentication schemes in web and mobile applications.\u003c\/li\u003e\n    \u003cli\u003eDevelopers auditing their implementations of JWT to ensure they resist token manipulation and other potential breaches.\u003c\/li\u003e\n    \u003cli\u003eOffensive security engagements where testers methodically examine JWT vulnerabilities.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cul\u003e\n    \u003cli\u003eIncorporates algorithms and tools for examining the JWT structure: header, payload, and signature.\u003c\/li\u003e\n    \u003cli\u003eDetails attacks like algorithm confusion (alg:none, RS256→HS256) and header injection via kid\/jku\/x5u\/jwk parameters.\u003c\/li\u003e\n    \u003cli\u003eProvides references to tools such as \u003ca href=\"https:\/\/github.com\/ticarpi\/jwt_tool\"\u003eJWT Tool\u003c\/a\u003e for in-depth analysis and testing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor authorised security testing, defensive research and educational use only.\u003c\/p\u003e\n\u003c!-- mcpcart:static-blocks:start --\u003e\n\u003chr\u003e\n\u003ch3\u003eSource \u0026amp; Licence\u003c\/h3\u003e\n\u003cp\u003eThis package is built on open-source work published by \u003cstrong\u003e0xwilliamortiz\u003c\/strong\u003e (\u003ca href=\"https:\/\/github.com\/0xwilliamortiz\/claude-red\" rel=\"nofollow noopener\" target=\"_blank\"\u003e0xwilliamortiz\/claude-red\u003c\/a\u003e) and distributed under \u003cstrong\u003eMIT\u003c\/strong\u003e. The original licence text and copyright notice are included in your download.\u003c\/p\u003e\n\u003cp\u003ePersonal and commercial use, modification and redistribution are permitted, provided the original copyright and licence notice are retained.\u003c\/p\u003e\n\u003cp\u003eYour purchase covers curation, licence verification, packaging, documentation and instant delivery. It does not grant exclusive rights to the underlying open-source code, which remains available under its original licence.\u003c\/p\u003e\n\u003ch3\u003eDelivery \u0026amp; Support\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDelivery:\u003c\/strong\u003e instant — a secure download link is emailed to you as soon as payment is confirmed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFormat:\u003c\/strong\u003e ZIP archive containing the skill files, documentation and the original licence.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupport:\u003c\/strong\u003e \u003ca href=\"mailto:support@mcpcart.com\"\u003esupport@mcpcart.com\u003c\/a\u003e — we aim to reply within 2 business days.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUpdates:\u003c\/strong\u003e updates are included only where stated on this page.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eRefunds\u003c\/h3\u003e\n\u003cp\u003eThis is a digital product delivered immediately after purchase. By completing your order you request immediate delivery and acknowledge that, once the download has been accessed, the statutory right to cancel no longer applies to the extent permitted by law. Refund requests are handled in accordance with our published Refund Policy.\u003c\/p\u003e\n\u003cp style=\"font-size:0.85em;color:#666;\"\u003eClaude, Codex, Gemini and Cursor are trademarks of their respective owners. MCP Cart is an independent marketplace and is not affiliated with, endorsed by, or sponsored by any of them. Compatibility references describe interoperability only.\u003c\/p\u003e\n\u003c!-- mcpcart:static-blocks:end --\u003e","brand":"MCP Cart","offers":[{"title":"Default Title","offer_id":52791027695927,"sku":"MCP-0XWILLIAMORTIZ-CLAUDE-RED-OFFENSIVE-JWT","price":19.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/3950\/4951\/files\/URnX09EFLRCaeQOWujkNT_b61129940aa445c5b16809a578feb275.jpg?v=1785952997","url":"https:\/\/mcpcart.com\/products\/master-jwt-security-advanced-attack-techniques-for-ai-agents","provider":"SPF PRO","version":"1.0","type":"link"}