@misc{rfc3685,
    series =    {Request for Comments},
    number =    3685,
    howpublished =  {RFC 3685},
    publisher = {RFC Editor},
    doi =       {10.17487/RFC3685},
    url =       {https://www.rfc-editor.org/info/rfc3685},
    author =    {Cyrus Daboo},
    title =     {{SIEVE Email Filtering: Spamtest and VirusTest Extensions}},
    pagetotal = 9,
    year =      2004,
    month =     feb,
    abstract =  {The SIEVE mail filtering language "spamtest" and "virustest" extensions permit users to use simple, portable commands for spam and virus tests on email messages. Each extension provides a new test using matches against numeric 'scores'. It is the responsibility of the underlying SIEVE implementation to do the actual checks that result in values returned by the tests. {[}PROPOSED STANDARD{]}},
}