Root of trust · RoT
A hardware-anchored trusted base that verifies firmware and boot integrity before a system is trusted to run.
Current numbers
2026year Caliptra silicon-RoT IP begins appearing in shipping AI chips; Caliptra 2.1 adds data-at-rest protection
4 contributorsCaliptra open silicon RoT co-developed by Microsoft, Google, AMD, NVIDIA; committed in their first-party/server silicon