@misc{rfc3157,
    series =    {Request for Comments},
    number =    3157,
    howpublished =  {RFC 3157},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC3157},
    url =       {https://www.rfc-editor.org/info/rfc3157},
    author =    {Alfred W. Arsenault and Stephen Farrell},
    title =     {{Securely Available Credentials - Requirements}},
    pagetotal = 20,
    year =      2001,
    month =     aug,
    abstract =  {This document describes requirements to be placed on Securely Available Credentials (SACRED) protocols. This memo provides information for the Internet community.},
}