Skill UI

A detailed methodology for identifying Cross-Site Scripting (XSS) vulnerabilities across web applications. It guides systematic testing for Reflected, Stored, and DOM-based XSS, covering payload bypass, output encoding evaluation, and assessing Content Security Policy (CSP) protection. Essential for OWASP WSTG testing and client-side security audits.

A comprehensive guide detailing how to identify and validate Cross-Site Scripting (XSS) vulnerabilities using Burp Suite's advanced tools (Repeater, Intruder, DOM Invader). This methodology covers reflected, stored, and DOM-based XSS, and includes strategies for bypassing security filters and Content Security Policy (CSP), making it essential for web application penetration testing and bug bounty programs.

Security-first development practices for web applications. Covers threat modeling with STRIDE, OWASP Top Ten defenses, input validation, parameterized queries, authentication and session hardening, security headers, dependency auditing, and supply-chain risk assessment.

This comprehensive guide outlines essential security best practices for integrating with Adobe APIs. It covers securing OAuth credentials, implementing least-privilege scoping, managing zero-downtime credential rotation, and verifying I/O Events webhook signatures using cryptographic methods like RSA-SHA256. Essential for building secure, production-ready applications connected to Adobe services.

A comprehensive checklist and script to validate the production readiness of decentralized applications (dApps) powered by Alchemy. It covers critical security best practices, API infrastructure validation, smart contract deployment checks, and performance optimization, ensuring a stable and secure mainnet launch.

A comprehensive guide to securing Web3 applications utilizing Alchemy. It covers critical best practices, including implementing secure API key proxies, managing private keys via secret vaults, validating blockchain inputs (addresses, block numbers), and verifying webhook signatures to harden your dApp infrastructure.

This comprehensive guide provides essential security best practices for deploying applications on Fly.io. It covers critical areas such as secrets management, private networking using WireGuard, securing TLS certificates, and properly scoping deploy tokens. The included functions demonstrate how to validate API tokens, verify webhook signatures, and validate deployment configurations to mitigate common cloud and application-level vulnerabilities.

A comprehensive guide to securing HubSpot API integrations. Details best practices for implementing least-privilege scopes, securely managing access tokens in environment variables, validating webhook signatures (v3), and executing proper token rotation procedures. Essential knowledge for building robust and secure applications connected to HubSpot.

This comprehensive guide outlines essential security best practices for integrating with Intercom. It covers secure token storage, robust webhook signature verification (X-Hub-Signature), implementing Identity Verification, and adhering to least-privilege OAuth scopes. Use this guide when building secure, production-ready applications that interact with Intercom APIs.

A comprehensive guide to setting up and processing Klaviyo webhooks. This skill covers creating webhook subscriptions via the API, implementing crucial HMAC-SHA256 signature verification for security, and building a robust event handler. Learn how to manage different topic types (e.g., profile updates, list changes) and ensure idempotency, making your application reliable for event-driven marketing integrations.

A comprehensive guide for developers implementing secure integrations with the Miro REST API v2. This guide covers critical security best practices, including OAuth 2.0 scope minimization, robust token lifecycle management (refreshing tokens), verifying webhooks using signatures, and implementing client secret rotation protocols. Essential for building reliable and secure SaaS applications connected to Miro.

A comprehensive checklist and methodology for penetration testing file upload endpoints. Covers critical vulnerabilities such as MIME type bypass, extension bypass, magic byte manipulation, path traversal, and stored XSS. Essential for web application security assessment and bug bounty hunting, guiding testers through basic testing to advanced exploitation techniques like Null Byte injection and double extensions.