%% You should probably cite draft-ietf-tls-esni-18 instead of this revision.
@techreport{ietf-tls-esni-03,
    number =    {draft-ietf-tls-esni-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-esni/03/},
    author =    {Eric Rescorla and Kazuho Oku and Nick Sullivan and Christopher A. Wood},
    title =     {{Encrypted Server Name Indication for TLS 1.3}},
    pagetotal = 27,
    year =      2019,
    month =     mar,
    day =       11,
    abstract =  {This document defines a simple mechanism for encrypting the Server Name Indication for TLS 1.3.},
}