Already, the Internet is awash in Web sites that trick people into clicking on by using addresses that vary only slightly from the sites being mimicked: an extra letter here, a dropped hyphen there.
Now, in near secrecy, some of these same look-alike Web sites are grabbing e-mail as well. A convenience of the Internet makes this easy to do: Most firms and organizations run their e-mail systems from the same addresses they use for their Web sites. Full story
. -- Michael Moss, Wall Street Journal
See also: ZDNet News Internet section.