Split channel authenticity queries in multi-party dialog
摘要
<p>Authenticity of a proposed future or current participant in a multi-party dialog is checked by splitting an authenticity challenge query into at least two portions wherein none of the portions individually contains sufficient information to fully define the challenge query. These separated portions are then sent to another dialog participant over at least two different communication channels thus enhancing the probability that a successive challenge response is authentic. The authenticity challenge query and splitting thereof into plural portions may include formation of a logical combinat</p>
申请公布号
EP1633102(A1)
申请公布日期
2006.03.08
申请号
EP20040255278
申请日期
2004.09.01
申请人
RESEARCH IN MOTION LIMITED
发明人
YACH, DAVID, P.;LITTLE, HERBERT, A.;KLASSEN, GERHARD, D.