The world of email changed forever when fifteen companies–including Agari, Google, Yahoo, AOL, Microsoft, PayPal, Facebook, LinkedIn and American Greetings–publicly announced DMARC.org. This working group has focused on putting the kibosh on domain phishing and brand hijacking. The new specification describes a scalable method for Email Senders and Receivers to work together to...

Email-service providers Google Inc., Yahoo Inc., Microsoft Corp. and AOL Inc. are backing a new effort intended to dramatically reduce "phishing" emails—which attempt to trick recipients into thinking they come from a legitimate source. The companies—along with others such as financial-service companies Bank of America Corp., FMR LLC's Fidelity Investments and eBay Inc.'s...