US Patent 8397065 Secure content based routing in mobile ad hoc networks

Methods and systems for information dissemination in mobile ad hoc networks founded on Content Based Routing. The method comprises encoding, via an encoding logic within the source node, a plurality of information categories associated with the content in a header of the packet, encrypting the packet with an encryption key unique to the plurality of information categories, with the encrypted packet having a unique dissemination group identity in its header, and disseminating the encrypted packet to nodes that have subscribed to the data based on the dissemination group identity. The system comprises a host within the source node, an identity generator to generate the dissemination group identity for the content, an encryption unit for encrypting the content, and a routing unit to disseminate the content to the dissemination mesh based on established subscriptions.