Application for requesting multi-person authentication

A method comprising:

• following a request for access to the secure server by the first user, receiving a challenge-response message,
• following receipt of the challenge-response message, prompting a first user of a first user device to operate a camera of the device to capture a first image of the first user, wherein the first image comprises an image of at least a portion of a face of the first user;
• receiving a second image of a second user of a second user device and an authentication result determined by the second user device, wherein the second image comprises an image of at least a portion of a face of the second user, wherein the authentication result indicates that the face of the second user included in the second image corresponds to a face of an authorized administrator of the secure server;
• determining, using facial recognition, that the face of the first user included in the first image corresponds to a face of an authorized user of the secure server;
• generating a response to the challenge-response message, wherein:
• if both the face of the first user corresponds to the face of the authorized user of the secure server and the authentication result indicates that the face of the second user corresponds to the face of the authorized administrator of the secure server, the response indicates the first user is authorized to access the secure server;
• and
• if one or both of the face of the first user does not correspond to the face of the authorized user of the secure server and the authentication result indicates that the face of the second user does not correspond to the face of the authorized administrator of the secure server, the response indicates the first user is not authorized to access the secure server;
• and
• providing the response.

A device comprising:

• a camera operable to capture a first image of a first user of the user device;
• and
• a processor communicatively coupled to the camera and configured to:
• following a request for access to a secure server by the first user, receive a challenge-response message,
• following receipt of the challenge-response message, prompt the first user of the first user device to operate the camera to capture the first image of the first user, wherein the first image comprises an image of at least a portion of a face of the first user;
• receive a second image of a second user of a second user device and an authentication result determined by the second user device, wherein the second image comprises an image of at least a portion of a face of the second user, wherein the authentication result indicates that the face of the second user included in the second image corresponds to a face of an authorized administrator of the secure server;
• determine, using facial recognition, that the image of the face of the first user included in the first image corresponds to a face of an authorized user of the secure server;
• generate a response to the challenge-response message, wherein:
• if both the face of the first user corresponds to the face of the authorized user of the secure server and the authentication result indicates that the face of the second user corresponds to the face of the authorized administrator of the secure server, the response indicates the first user is authorized to access the secure server;
• and
• if one or both of the face of the first user does not correspond to the face of the authorized user of the secure server and the authentication result indicates that the face of the second user does not correspond to the face of the authorized administrator of the secure server, the response indicates the first user is not authorized to access the secure server;
• and
• provide the response.