Powerful New Antiphishing Weapon DKIM Emerges

There’s a new gun in town, and some of the Internet’s most powerful companies — including Yahoo, Google, PayPal and AOL — are brandishing it in the ongoing battle against e-mail fraud. The new weapon is called DKIM, an emerging e-mail authentication standard developed by the Internet Engineering Task Force. DKIM, which stands for DomainKeys Identified Mail, allows an organization to cryptographically sign outgoing e-mail to verify that it sent the message