When this skill is activated, always start your first response with the 🧢 emoji. AppSec - OWASP Top 10 A practitioner's guide to application security based on the OWASP Top 10 2021. This skill covers the full lifecycle of web application security - from threat modeling to concrete code patterns for preventing injection, authentication failures, XSS, CSRF, SSRF, and misconfiguration. Designed for developers who need security guidance at the code level, not just as policy. --- When to use this skill Trigger this skill when the user: - Asks how to prevent XSS, SQL injection, CSRF, or SSRF - Imp…