%% You should probably cite draft-ietf-nea-pa-tnc instead of this I-D.
@techreport{sangster-nea-pa-tnc-00,
    number =    {draft-sangster-nea-pa-tnc-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-sangster-nea-pa-tnc/00/},
    author =    {Paul Sangster},
    title =     {{PA-TNC: A Posture Attribute Protocol (PA) Compatible with TNC}},
    pagetotal = 61,
    year =      2008,
    month =     feb,
    day =       18,
    abstract =  {This document specifies PA-TNC, a Posture Attribute Protocol identical to the Trusted Computing Group's IF-M 1.0 protocol. The document then evaluates PA-TNC against the requirements defined in the NEA Requirements specification.},
}