@misc{rfc8737,
    series =    {Request for Comments},
    number =    8737,
    howpublished =  {RFC 8737},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC8737},
    url =       {https://www.rfc-editor.org/info/rfc8737},
    author =    {Roland Bracewell Shoemaker},
    title =     {{Automated Certificate Management Environment (ACME) TLS Application-Layer Protocol Negotiation (ALPN) Challenge Extension}},
    pagetotal = 8,
    year =      2020,
    month =     feb,
    abstract =  {This document specifies a new challenge for the Automated Certificate Management Environment (ACME) protocol that allows for domain control validation using TLS.},
}