Patent ID: 11900801
Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
Field: Digital communication (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 10:
11. The computer-implemented method of claim 1, further comprising:
generating an encrypted version of the first set of the characters, using the first character code as a symmetric cryptographic key of the first camera and the second camera, wherein the secured file comprises the encrypted version of the first set of the characters; decrypting the encrypted version of the first set of the characters, by the first character code;
wherein the first camera comprises a first persistent memory device storing the first character code and inaccessible from outside the first camera;
wherein the second camera comprises a second persistent memory device storing the first character code and inaccessibly from outside the second camera; and
wherein the first character code is generated uniquely for the first camera and the second camera.