Source : Free On-Line Dictionary of Computing

Internet Research Task Force
     
        (IRTF) The IRTF is chartered by the {Internet Architecture
        Board} to consider long-term {Internet} issues from a
        theoretical point of view.  It has Research Groups, similar to
        {Internet Engineering Task Force} Working Groups, which are
        each tasked to discuss different research topics.  Multi-cast
        audio/video conferencing and {privacy enhanced mail} are
        samples of IRTF output.
     
        (1994-12-08)