text: Yahoo Mail to use Domainkeys Washington: EarthLink Inc. and Yahoo Inc. have said they would begin tests of a new anti-spam technology that encodes digital signatures into customers #39; e-mail as a way to separate legitimate messages from unwanted spam.
inputs: Yahoo Mail to use Domainkeys Washington: EarthLink Inc. and Yahoo Inc. have said they would begin tests of a new anti-spam technology that encodes digital signatures into customers #39; e-mail as a way to separate legitimate messages from unwanted spam.