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Learn about attestation processes in ARM's reference firmware in this 25-minute presentation from Linaro. Explore how attestation establishes trust by authenticating and verifying secure device boot states—a critical requirement for device onboarding and confidential workload deployment. Discover various attestation solutions including TPM, DICE/DPE, and PSA/CCA Attestation. The talk provides a comprehensive overview of supported attestation schemes in ARM's firmware, identifies current implementation gaps, and offers valuable insights into future developments in firmware attestation technology.