%% You should probably cite rfc2627 instead of this I-D.
@techreport{wallner-key-arch-01,
    number =    {draft-wallner-key-arch-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-wallner-key-arch/01/},
    author =    {Eric J. Harder and Debby M. Wallner},
    title =     {{Key Management for Multicast: Issues and Architectures}},
    pagetotal = 23,
    year =      1998,
    month =     sep,
    day =       14,
    abstract =  {This report contains a discussion of the difficult problem of key management for multicast communication sessions. It focuses on two main areas of concern with respect to key management, which are, initializing the multicast group with a common net key and rekeying the multicast group. This memo provides information for the Internet community.},
}