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Encountered Error: “TCB_OUT_OF_DATE” after TCB Recovery

Content Type: Install & Setup   |   Article ID: 000093683   |   Last Reviewed: 08/22/2023

Environment

Operating System

Ubuntu 20.04

Description

Experiencing problems with the attestation failing because of a TCB_OUT_OF_DATE. The TCB Recovery procedure is applied, but despite that the attestation still fails due to a TCB_OUT_OF_DATE.

Resolution

Update the BIOS on the system to the most recent BIOS available from the OEM.
Reset the SysSecurity.SgxFactoryReset setting in BIOS

Related Products

This article applies to 2 products.