Patent ID: 11921829
Assignee: CANON KABUSHIKI KAISHA
Field: Digital communication (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A communication apparatus comprising: at least one memory that stores a set of instructions; and at least one processor that executes the instructions, the instructions, when executed, causing the communication apparatus to perform operations comprising, verifying, by communicating with an external device, whether the external device is an external device that passed a predetermined certification; and displaying a screen for selecting an authenticator, wherein on the screen, a display item for an external authenticator verified as the external device that passed the predetermined certification; a display item for an external authenticator that failed to be verified as the external device that passed the predetermined certification are displayed in a distinguishable manner based on a result of the verification; wherein the communication apparatus functions as an internal authenticator of the communication apparatus to provide authentication function; wherein the operations further comprise: searching for an external authenticator; and further displaying, on the screen, a display item for the external authenticator found as a result of the search and a display item for the internal authenticator.