Ops Development & AI Practice

Sep 18, 2026 · Information Security

Full-Stack Production Security: P1-P4 Priority Defense-in-Depth Implementation Guide

This article presents a comprehensive defense-in-depth matrix for production security across infrastructure, backend, and frontend layers, prioritizing controls from P1 (must-have survival basics like zero trust, MFA, secrets management) to P4 (edge-case hardening), with a three-phase rollout roadmap and anti-pattern warnings.