%% You should probably cite rfc5764 instead of this I-D.
@techreport{ietf-avt-dtls-srtp-07,
    number =    {draft-ietf-avt-dtls-srtp-07},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-ietf-avt-dtls-srtp/07/},
    author =    {David McGrew and Eric Rescorla},
    title =     {{Datagram Transport Layer Security (DTLS) Extension to Establish Keys for the Secure Real-time Transport Protocol (SRTP)}},
    pagetotal = 26,
    year =      2009,
    month =     feb,
    day =       28,
    abstract =  {This document describes a Datagram Transport Layer Security (DTLS) extension to establish keys for Secure RTP (SRTP) and Secure RTP Control Protocol (SRTCP) flows. DTLS keying happens on the media path, independent of any out-of-band signalling channel present. {[}STANDARDS-TRACK{]}},
}