Scott Kitterman wrote in <761f8d9b-0fcf-4274-8b07-a53d29521...@kitterman.com>: |On May 8, 2024 11:25:11 PM UTC, Steffen Nurpmeso <stef...@sdaoden.eu> \ |wrote: ... |>Therefore i took RFC 8032 from Simon Josefsson[.] ... |>[.]and it occurred to me that my sofware generates |>correct signatures.[.] |> |>I come here because alongside the above i had a look at RFC 8463 |>again, and its example in "A.3. Signed Message". |>And if i use its "A.1. Secret Keys", and (manually) normalize the |>example message header of A.3 via "relaxed" from/to ... |>[.]and pass that through RFC 8032 code: |> |> privkey: b'nWGxne/9WmC6hEr0kuwsxERJxWl7MmkZcDusAxyuf2A=\n' |> pubkey : b'11qYAYKxCrfVS/7TyWQHOg7hcvPapiMlrwIaaPcHURo=\n' |> The message is: |>>>>b'from:Joe SixPack <j...@football.example.com>\r\nto:Suzie Q <suzie@shop\ |>>>>ping.example.net>\r\nsubject:Is dinner ready?\r\ndate:Fri, 11 Jul \ |>>>>2003 21:00:37 -0700 (PDT)\r\nmessage-id:<20030712040037.46341.5F8J@foot\ |>>>>ball.example.com>\r\ndkim-signature:v=1; a=ed25519-sha256; c=relaxed/re\ |>>>>laxed; d=football.example.com; i=@football.example.com; q=dns/txt; \ |>>>>s=brisbane; t=1528637909; h=from : to : subject : date : message-id \ |>>>>: from : subject : date; bh=2jUSOH9NhtVGCQWNr9BrIAPreKQjO6Sn7XIkfJVOzv8\ |>>>>=; b='<<< |> |>then i get |> |> Signature: b'QGeDV9CRdXSybek0z54GoycZ4/kl1PsNnGoOsCZ0ZOOwiGYFE8Ft0SZpy1X\ |> LW/fwlwNFC1k6VaxsnQAH8+9cAA==\n' |> Signature verifies: True |> |>instead of the |> |> /gCrinpcQOoIfuHNQIbq4pgh9kyIK3AQUdt9OdqQehSwhEIug4D11BusFa3bT3FY5OsU7Zbn\ |> KELq+eXdp1Q1Dw== |> |>of RFC 8463.[.] ... |There are multiple implementations that are interoperable with each \ |other and match the values in the RFC. My first guess would not be \ |a specification error.
I created an errata. (I have not verified the body hash first.) P.S.: btw this terrible page now uses two captchas, but since i have turned on umatrix for IETF the world has seen me passing by. What a terrible technology. --steffen | |Der Kragenbaer, The moon bear, |der holt sich munter he cheerfully and one by one |einen nach dem anderen runter wa.ks himself off |(By Robert Gernhardt) _______________________________________________ Ietf-dkim mailing list -- ietf-dkim@ietf.org To unsubscribe send an email to ietf-dkim-le...@ietf.org