Patent ID: 8250373
Filing Date: 2012-08-21
Classification: G06F,H04L

Abstract:
1. A method comprising: extracting, from an authenticable and verifiable module in a computer, a module-specific public key and cryptographically protected data related to the module-specific public key, wherein both the module-specific public key and the cryptographically protected data related to the module-specific public key are contained as separate elements in the authenticable and verifiable module; comparing, in the computer, the cryptographically protected data extracted from the authenticable and verifiable module with the module-specific public key extracted from the authenticable and verifiable module to authenticate the authenticable and verifiable module; and comparing, in the computer, a value calculated from an image, including a size and location block, included within the authenticable and verifiable module with a value extracted from a digital signature contained in a verification block within the authenticable and verifiable module to verify the authenticable and verifiable module, wherein the size and location block includes information describing a size and location of one or more portions of the image.