2004-09-08 – Reasons we think Sender-ID and SPF are bad

http://www.imc.org/ietf-mxcomp/mail-archive/msg04462.html

⇐ 2004-09-08 ⇐ On the way to RFC authorship... ⇐ ⇒ Martin Cooper ⇒ 2004-09-13 ⇒