https://app.knowbase.one/vault/rfc/docid/4035
RFC3685: SIEVE Email Filtering: Spamtest and VirusTest Extensions
Network Working Group C. Daboo Request for Comments: 3685 Cyrusoft International, Inc. Category: Standards Track February 2004 SIEVE Email Filtering: Spamtest and VirusTest Extensions Status ...
https://app.knowbase.one/vault/rfc/docid/5707
RFC5235: Sieve Email Filtering: Spamtest and Virustest Extensions
Network Working Group C. Daboo Request for Comments: 5235 January 2008 Obsoletes: 3685 Category: Standards Track Sieve Email Filtering: Spamtest and Virustest Extensions Status of This Memo This document ...