Patent ID: 9477647
Filing Date: 2016-10-25
CPC Classification: G06F

Claim Text:
1. A method for verifying resource content, said method comprising: a processor at a first computer computing a first characteristic of the content of a resource stored at a second computer coupled to the first computer via a communication infrastructure; said processor at the first computer creating, in a markup language document, a markup element comprising the computed first characteristic; said processor at the first computer extracting the first characteristic from the markup element in the markup language document; said processor at the first computer retrieving the resource from the second computer according to a resource indicator that references the resource; said processor at the first computer generating a second characteristic of the content of the retrieved resource, wherein said generating the second characteristic comprises computing a hash of the content of the retrieved resource according to a particular hash algorithm; and said processor at the first computer ascertaining that the second characteristic is identical to the first characteristic, wherein said creating the markup element comprises: wherein said creating the markup element results in the markup element comprising a first attribute-value pair and a second attribute-value pair, wherein the first attribute-value pair and the second attribute-value pair are within distinct non-overlapping portions of the markup element, wherein the first attribute-value pair comprises both a first attribute denoting the resource indicator and a value pertaining to the first attribute, said value pertaining to the first attribute consisting of a first character string that consists of the resource indicator, wherein the second attribute-value pair comprises both a second attribute denoting the first characteristic and a value pertaining to the second attribute, said value pertaining to the second attribute consisting of a second character string that comprises an identifier of the particular hash algorithm and the generated first characteristic, and wherein the first attribute and the second attribute are different attributes.