%% You should probably cite rfc4785 instead of this I-D.
@techreport{ietf-tls-psk-null-03,
    number =    {draft-ietf-tls-psk-null-03},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-ietf-tls-psk-null/03/},
    author =    {Uri Blumenthal and Purushottam Goel},
    title =     {{Pre-Shared Key (PSK) Ciphersuites with NULL Encryption for Transport Layer Security (TLS)}},
    pagetotal = 5,
    year =      2006,
    month =     oct,
    day =       22,
    abstract =  {This document specifies authentication-only ciphersuites (with no encryption) for the Pre-Shared Key (PSK) based Transport Layer Security (TLS) protocol. These ciphersuites are useful when authentication and integrity protection is desired, but confidentiality is not needed or not permitted. {[}STANDARDS-TRACK{]}},
}