On Thu, 3 Feb 2005, Edward B. Dreger wrote: > JJ> auth is sufficient to make email traceable to your own customers. > > End users also would appreciate the ability to _know_ a message is not > forged.
The only way to be sure is via cryptographic signature. Barring that level of immediate traceability, SPF provides a very useful data point to that end (as its *only* purpose is curbing forgery). -- -- Todd Vierling <[EMAIL PROTECTED]> <[EMAIL PROTECTED]>
