Security used to be about building a strong outer wall. But today, data and workloads live across cloud apps, SaaS tools, and remote devices. There is no single perimeter anymore. Zero trust replaces walls with checkpoints. We verify identities, validate device posture, enforce least privilege and MFA, and continuously assess context. That’s how modern environments stay secure 🔐 If you want to understand how zero trust frameworks are used in real environments, check out the free training in my