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python-authres 1.2.0 Authentication-Results email header creator and parser

This Python module can be used to generate and parse RFC 5451/7001/7601 Authentication-Results email headers. It supports extensions such as:

  • RFC 5617 DKIM/ADSP

  • RFC 6008 DKIM signature identification (header.b)

  • RFC 6212 VBR

  • RFC 6577 SPF

  • RFC 7281 Authentication-Results registration for S/MIME

  • RFC 7293 The Require-Recipient-Valid-Since header field

  • RFC 7489 DMARC

  • ARC (draft-ietf-dmarc-arc-protocol-08)