%% You should probably cite draft-ietf-dtn-bpsec instead of this I-D.
@techreport{birrane-dtn-sbsp-00,
    number =    {draft-birrane-dtn-sbsp-00},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-birrane-dtn-sbsp/00/},
    author =    {Edward J. Birrane},
    title =     {{Streamlined Bundle Security Protocol Specification}},
    pagetotal = 34,
    year =      2014,
    month =     dec,
    day =       30,
    abstract =  {This document defines a streamlined bundle security protocol, which provides data authentication, integrity, and confidentiality services for the Bundle Protocol. Capabilities are provided to protect blocks in a bundle along a single path through a network.},
}