CPC G06F 12/1408 (2013.01) [G06F 12/1425 (2013.01); G06F 12/1466 (2013.01)] | 15 Claims |
1. An apparatus, comprising:
a protected memory; and
a protected memory controller to include circuitry configured to:
control access to the protected memory in a selected mode to include a transient mode and a permanent mode;
authenticate memory operations directed to the protected memory based on a re-programmable authentication key in the transient mode or based on a one-time programmable authentication key in the permanent mode;
maintain a resettable write counter value to indicate a count of write operations to the protected memory in the transient mode; and
maintain a non-resettable write counter value to indicate a count of write operations to the protected memory in the permanent mode.
|