%% You should probably cite rfc7601 instead of this I-D. @techreport{ietf-appsawg-rfc7001bis-03, number = {draft-ietf-appsawg-rfc7001bis-03}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-ietf-appsawg-rfc7001bis/03/}, author = {Murray Kucherawy}, title = {{Message Header Field for Indicating Message Authentication Status}}, pagetotal = 46, year = 2015, month = mar, day = 9, abstract = {This document specifies a message header field called Authentication- Results for use with electronic mail messages to indicate the results of message authentication efforts. Any receiver-side software, such as mail filters or Mail User Agents (MUAs), can use this header field to relay that information in a convenient and meaningful way to users or to make sorting and filtering decisions.}, }