"[COLOR=#1951B9]Bringing together work done over the past year by vendors and standards bodies, a consortium of some of the largest e-mail providers on the Internet published a proposal Tuesday to advance authentication of e-mail as a tool to fight spam.[/COLOR]"
"[COLOR=#1951B9]IP-based authentication validates that purported senders of e-mail are in fact legitimate senders for their domains. Spammers often utilize weaknesses in current Internet e-mail standards to make mail appear to come from a different domain than that of the actual sender.[/COLOR]"