%% You should probably cite rfc8301 instead of this I-D. @techreport{ietf-dcrup-dkim-usage-03, number = {draft-ietf-dcrup-dkim-usage-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-dcrup-dkim-usage/03/}, author = {Scott Kitterman}, title = {{Cryptographic Algorithm and Key Usage Update to DKIM}}, pagetotal = 6, year = 2017, month = jul, day = 31, abstract = {The cryptographic algorithm and key size requirements included when DKIM was designed in the last decade are functionally obsolete and in need of immediate revision. This document updates DKIM requirements to those minimaly suitable for operation with currently specified algorithms.}, }