%% You should probably cite draft-ietf-sip-media-security-requirements instead of this I-D.
@techreport{wing-media-security-requirements-05,
    number =    {draft-wing-media-security-requirements-05},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-wing-media-security-requirements/05/},
    author =    {Dan Wing and Steffen Fries and Hannes Tschofenig and Francois Audet and Brian Stucker},
    title =     {{Requirements and Analysis of Media Security Key Management Protocols}},
    pagetotal = 44,
    year =      2007,
    month =     sep,
    day =       20,
    abstract =  {A number of proposals have been published to address the need of securing media traffic. A summary of the proposals available at that time is available in the appendix of this document. Different assumptions, requirements, and usage environments justify every one of them. This document aims to summarize the discussed media security requirements. A comparison of the requirements against the individual proposals is provided. This document is discussed on the SIP mailing list, \textless{}http://www1.ietf.org/mailman/listinfo/sip\textgreater{}.},
}