@misc{rfc5479,
    series =    {Request for Comments},
    number =    5479,
    howpublished =  {RFC 5479},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC5479},
    url =       {https://www.rfc-editor.org/info/rfc5479},
    author =    {Steffen Fries and Hannes Tschofenig and Dan Wing and Francois Audet},
    title =     {{Requirements and Analysis of Media Security Management Protocols}},
    pagetotal = 45,
    year =      2009,
    month =     apr,
    abstract =  {This document describes requirements for a protocol to negotiate a security context for SIP-signaled Secure RTP (SRTP) media. In addition to the natural security requirements, this negotiation protocol must interoperate well with SIP in certain ways. A number of proposals have been published and a summary of these proposals is in the appendix of this document. This memo provides information for the Internet community.},
}