> However, the secret is dependent on device + program-binary + 32-byte-user-secret.
If this is for anyone but yourself, you're going to need a certificate chain. An FPGA like the TKey can also store a significant amount of data in a ROM and you should have no problem storing it.
If this is for anyone but yourself, you're going to need a certificate chain. An FPGA like the TKey can also store a significant amount of data in a ROM and you should have no problem storing it.