Patent ID: 11876917
Assignee: ICTK HOLDINGS CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 0:
1. A storage device comprising:
a flash memory;
a controller to read data from the flash memory or receive data transmitted from an external device located outside the storage device and to control a data program of the flash memory;
a hardware-based security die-chip to encrypt first data recorded by the controller on the flash memory, and to generate second data that is encrypted by using an authentication key provided by physically unclonable function (PUF);
a smart card die-chip to control the security die-chip to interface with at east one of the controller and the external device,
wherein the security die-chip comprising the PUF to provide the authentication key
wherein the controller stores the second data in the flash memory, and
wherein the external device made without a hardware-based security authentication function,
wherein the storage device is separable from the external device and provides hardware-based authentication to the external device using the encryption of the hardware-based security die-chip and the authentication key by the PUF.