er of
 bytes must be a multiple of 4.</pre><pre> #define XPUF_IV                                "000000000000000000000000"
 IV should be provided in string format. It should be 24 characters long, valid
 characters are 0-9, a-f, A-F. Any other character is considered as invalid
 string. The value mentioned here will be converted to hex buffer. It is used
 with the AES-GCM cryptographic hardware in order to encrypt user data.</pre><pre> #define XPUF_KEY_GENERATE_OPTION               (XPUF_REGISTRATION)
     