{"product_id":"master-api-security-owasp-top-10-for-next-js-developers","title":"Master API Security: OWASP Top 10 for Next.js Developers","description":"\u003ch3\u003eMaster API Security: OWASP Top 10 for Next.js Developers\u003c\/h3\u003e\n\n\u003cp\u003eThis skill provides developers with advanced security patterns for building secure APIs using Next.js. It includes practical implementations verified against the OWASP API Security Top 10 (2023) guidelines, ensuring robust protection for production environments.\u003c\/p\u003e\n\n\u003ch3\u003eWhat this skill does\u003c\/h3\u003e\n\u003cp\u003eThis skill offers comprehensive code examples and architectural patterns that integrate OWASP API Security Top 10 principles into Next.js App Router applications. Key functionalities include:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eImplementation of access control mechanisms and function-level authorization checks.\u003c\/li\u003e\n  \u003cli\u003eAuthentication processes utilizing session management and JSON Web Tokens (JWT) with providers like Clerk or Auth0 via a proxy authentication gate.\u003c\/li\u003e\n  \u003cli\u003eInput validation using Zod schemas to prevent common vulnerabilities such as SQL injection and XSS attacks.\u003c\/li\u003e\n  \u003cli\u003eApplication of security headers, rate limiting strategies, and data exposure prevention techniques.\u003c\/li\u003e\n  \u003cli\u003eStructured security architecture focusing on the Data Access Layer (DAL) to centralize database access, authorization checks, and response filtering.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho it is for\u003c\/h3\u003e\n\u003cp\u003eThis skill is designed for software developers, security engineers, and technical teams using AI coding agents such as Claude Code, Cursor, and Codex to secure their Next.js applications.\u003c\/p\u003e\n\n\u003ch3\u003eUse cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDevelopers enhancing the security of their Next.js applications for deployment in sensitive environments.\u003c\/li\u003e\n  \u003cli\u003eTeams requiring a robust security framework while integrating external APIs into their Next.js projects.\u003c\/li\u003e\n  \u003cli\u003eOrganisations wanting to align their development practices with OWASP’s security standards.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical details\u003c\/h3\u003e\n\u003cp\u003eThe skill integrates with Next.js App Router and uses various tools and libraries to achieve secure API development:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eValidation of requests with Zod for ensuring input integrity and structure.\u003c\/li\u003e\n  \u003cli\u003eUtilization of parameterized queries to bolster database interaction security.\u003c\/li\u003e\n  \u003cli\u003eIncorporation of proxy.ts for session management and authentication facilitation.\u003c\/li\u003e\n\u003c\/ul\u003e\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\u003eLeahyCC\u003c\/strong\u003e (\u003ca href=\"https:\/\/github.com\/LeahyCC\/claude-skills\" rel=\"nofollow noopener\" target=\"_blank\"\u003eLeahyCC\/claude-skills\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":52994153775415,"sku":"MCP-LEAHYCC-CLAUDE-SKILLS-API-SECURITY","price":40.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0981\/3950\/4951\/files\/cWCmw31hwCcvhpdv0SP2Q_bfadad0461b94811bebd17334e264f40.jpg?v=1789550031","url":"https:\/\/mcpcart.com\/products\/master-api-security-owasp-top-10-for-next-js-developers","provider":"SPF PRO","version":"1.0","type":"link"}