Valimail raises $25M in additional funding for its email authentication service

Valimail helps businesses ensure that nobody can impersonate them over email. That’s not a sexy business to be in, but very much a necessary one. The company’s email authentication service

Twitter Adds DMARC Email Authentication To Curb Login-Jacking Attempts Via Impostor Messages

Twitter announced via its blog today that it has begun using DMARC, a security protocol designed to cut down the number of fake emails that users receive from companies pretending to be Twitter itself

Google Pulls The Plug On Its Radio Ads; Retreats To What It Knows Best

<img src="" /> Google is <a href="">pulling th