@misc{rfc2693,
    series =    {Request for Comments},
    number =    2693,
    howpublished =  {RFC 2693},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC2693},
    url =       {https://www.rfc-editor.org/info/rfc2693},
    author =    {Tatu Ylonen and Brian Thomas and Butler Lampson and Carl Ellison and Ronald L. Rivest and William S. Frantz},
    title =     {{SPKI Certificate Theory}},
    pagetotal = 43,
    year =      1999,
    month =     sep,
    abstract =  {This document gives the theory behind SPKI certificates and ACLs without going into technical detail about those structures or their uses. This memo defines an Experimental Protocol for the Internet community.},
}