A computationally-implemented method, in accordance with certain example embodiments, may include, but is not limited to: receiving at a computer device one or more behavioral fingerprints associated with one or more network accessible users; receiving an authentication request at the computer device, the authentication request associated with one or more proposed transactions of the one or more network accessible users; and transmitting from the computer device a decision associated with the authentication request, the decision based at least partially on a trust verification schema generated from a relational mapping of the one or more behavioral fingerprints associated with the one or more network accessible users. In addition to the foregoing, other aspects are presented in the claims, drawings, and written description forming a part of the present disclosure.