JPAAWG held it’s 8th General Meeting in Kochi, Japan on the 4th and 5th of November, 2025. This was the tenth year that DMARC.org was able to provide information about email authentication to Japanese email professionals.

The presentation included the following sections:

  • Final steps of the IETF’s DMARC Working Group
  • How DKIM replay attacks work
  • Progress on the DKIM2 protocol since JPAAWG 7
  • An overview of how DKIM2 works
  • Some updated statistics

Please feel free to view the presentation.