%% You should probably cite draft-ietf-lamps-rfc7030-csrattrs instead of this I-D.
@techreport{richardson-lamps-rfc7030-csrattrs-01,
    number =    {draft-richardson-lamps-rfc7030-csrattrs-01},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-richardson-lamps-rfc7030-csrattrs/01/},
    author =    {Michael Richardson and Dan Harkins and David von Oheimb and Owen Friel},
    title =     {{Clarification of RFC7030 CSR Attributes definition}},
    pagetotal = 7,
    year =      2021,
    month =     oct,
    day =       25,
    abstract =  {Enrollment over Secure Transport (EST) is ambiguous in specification of the CSR Attributes Response. This has resulted in implementation challenges and implementor confusion. This document updates EST and clarifies how the CSR Attributes Response can be used by an EST server to specify both CSR attribute OIDs and also CSR attribute values that the server expects the client to include in its CSR request.},
}