%% You should probably cite rfc7203 instead of this I-D.
@techreport{ietf-mile-sci-08,
    number =    {draft-ietf-mile-sci-08},
    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-mile-sci/08/},
    author =    {Takeshi Takahashi and Kent Landfield and Thomas Millar and Youki Kadobayashi},
    title =     {{IODEF-extension for structured cybersecurity information}},
    pagetotal = 45,
    year =      2013,
    month =     jul,
    day =       5,
    abstract =  {This document extends the Incident Object Description Exchange Format (IODEF) defined in RFC 5070 {[}RFC5070{]} to exchange enriched cybersecurity information among cybersecurity entities and facilitate their operations. It provides the capability of embedding structured information, such as identifier- and XML-based information.},
}