Patent ID: 9015231
Filing Date: 2015-04-21
Classification: H04W

Abstract:
1. A method comprising the steps of: obtaining, by a given one of a plurality of clients, an informational message comprising security-related information; inserting noise in the informational message to generate an anonymized message; and communicating the anonymized message; wherein the given client is implemented on a processing device comprising a processor coupled to a memory; wherein the communicated anonymized message is configured to be combined with one or more other anonymized messages communicated by other ones of the plurality of clients to permit another processing device to extract from the anonymized messages collectively one or more characteristics of informational messages of the plurality of clients; wherein the step of inserting noise in the informational message further comprises selecting a noise value from a specified range of noise values and combining the informational message and the selected noise value to generate the anonymized message; and wherein the specified range of noise values is configured such that noise values in the anonymized messages from the respective clients substantially cancel one another out when the anonymized messages are combined by the other processing device, thereby allowing the other processing device to extract from the combined anonymized messages the one or more characteristics of the informational messages.