@misc{rfc6617,
    series =    {Request for Comments},
    number =    6617,
    howpublished =  {RFC 6617},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC6617},
    url =       {https://www.rfc-editor.org/info/rfc6617},
    author =    {Dan Harkins},
    title =     {{Secure Pre-Shared Key (PSK) Authentication for the Internet Key Exchange Protocol (IKE)}},
    pagetotal = 24,
    year =      2012,
    month =     jun,
    abstract =  {This memo describes a secure pre-shared key (PSK) authentication method for the Internet Key Exchange Protocol (IKE). It is resistant to dictionary attack and retains security even when used with weak pre-shared keys. This document defines an Experimental Protocol for the Internet community.},
}