Uploaded December 2025 | Updated September 2026, 2 days ago

---

IEC 62443's definition of security levels is far less reasonable and practical than you may think -- learn why! Inspired by a LinkedIn article by River Caudle: linkedin.com/pulse/iec-62443-gets-security-levels-wrong-heres-why-river-caudle-y2mne/?trackingId=j6l3zoXOTeqJjGkO5%2F%2BgWQ%3D%3D