%% You should probably cite draft-cope-heh-01 instead of this revision.
@techreport{cope-heh-00,
    number =    {draft-cope-heh-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-cope-heh/00/},
    author =    {Alex Cope},
    title =     {{Hash-Encrypt-Hash, a block cipher mode of operation}},
    pagetotal = 16,
    year =      2016,
    month =     oct,
    day =       26,
    abstract =  {This memo describes a block cipher mode of operation known as Hash- Encrypt-Hash (HEH).},
}