The Trust Architecture includes a "Blob" mechanism to securely store data. A randomly generated key is used to encrypt sensitive data, and that key is then encrypted using the system's secret key. This ensures that encrypted data (the "blob") can only be decrypted by the same device.
For a deeper technical discussion or to troubleshoot a specific issue, the NXP QorIQ Knowledge Base is an excellent community resource. As security expert Noy Kucuk, Vice President of Digital Networking at NXP, stated, "No device should connect to the Internet unless it has been built upon a secure and trusted platform." The QorIQ Trust Architecture provides the fundamental hardware root of trust to make that vision a reality. qoriq trust architecture 21 user guide