公开(公告)号：US20240313985A1

公开(公告)日：2024-09-19

申请号：US18272651

申请日：2021-01-29

Applicant: Hewlett-Packard Development Company, L.P.

Inventor： Alberto SUCH VICENTE ,  Helen BALINSKY

IPC: H04L9/32 ,  G06F3/12 ,  H04L9/08

CPC classification number: H04L9/3271 ,  G06F3/1222 ,  G06F3/1236 ,  H04L9/0869 ,  H04L9/3247

Abstract: A method comprises: receiving, at a secondary printer module, an attestation challenge generated by a primary printer module; deriving, from a set of executable instructions encoded on a non-transitory machine-readable storage medium of the secondary printer module, a private key: generating, from the attestation challenge and the private key, a response to the attestation challenge; and communicating the response to the primary printer module.