@misc{rfc1409,
    series =    {Request for Comments},
    number =    1409,
    howpublished =  {RFC 1409},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC1409},
    url =       {https://www.rfc-editor.org/info/rfc1409},
    author =    {David A. Borman},
    title =     {{Telnet Authentication Option}},
    pagetotal = 7,
    year =      1993,
    month =     jan,
    abstract =  {This memo defines an Experimental Protocol for the Internet community.},
}