AppSec 4 Day 23: Threat Modeling with STRIDE - Finding Architectural Flaws Early Jun 12, 2026 Day 19: Building a Secure CI/CD Pipeline - Shifting Security Left Jun 7, 2026 Day 18: DAST with OWASP ZAP - Dynamic Web Application Security Testing Jun 6, 2026 Day 15: SAST with Semgrep - Finding Vulnerabilities in Source Code Jun 3, 2026