Patent ID: 11902436
Assignee: AMAZON TECHNOLOGIES, INC.
Field: Digital communication (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 12:
13. A non-transitory computer-readable storage medium having stored thereon executable instructions that, as a result of being executed by one or more processors of a computer system, cause the computer system to at least:
obtain a request to use a cryptographic key to perform a cryptographic operation, the request from a client device that is associated with a principal of a customer of a computing resource service provider;
provide a challenge to the client device;
obtain, as a result of an input from the principal being obtained by the client device, a challenge response;
determine whether the challenge response is valid;
as a result of a determination that the challenge response is valid, performing the cryptographic operation and that the request complies with a usage rate limitation associated with the cryptographic key; and
provide a response to the request.