25. The system of claim 24 , wherein: the sender non-transitory computer-readable medium has further stored thereon a sender Ontology implemented as a third data structure; the first non-transitory computer-readable medium has further stored thereon at least a portion of the sender Ontology implemented as a fourth data structure; the third and fourth data structures are respectively accessible by each of the sender and first processors such that the recipient computing device is configured to generate and send pseudo messages recognizable as such by the sender computing device by including in each pseudo message content that is inconsistent with a rule in the sender Ontology.
24. The system of claim 23 , wherein the first non-transitory computer-readable medium has stored thereon the recipient Ontology implemented as a second data structure.