Information Security Leader, Author, Instructor and Speaker

Half-a-billion reasons not to use free e-mail

Posted on February 21, 2017 in Articles | by

On September 26, 2016, Yahoo! announced to the world that they were the victim of the largest systematic account compromise in the history of the Internet. Attackers managed to penetrate Yahoo!’s network as early as 2014 and steal account information belonging to more than 500 million Yahoo! users.

News of the breach at Yahoo! rocked the cybersecurity world as use of the service is so widespread, ranging from hosting personal e-mail accounts on the domain to managing thousands of fantasy football, baseball, and basketball leagues on their servers, and hosting millions of photographs through their Flickr service.

Indeed, it’s hard to imagine an American Internet user who hasn’t had some need to create a Yahoo! account over the past decade.

Published February 21, 2017 on

Read the full story: 3 Tips for Feds Looking to Ditch Old Datasets

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Mike Chapple, CISSP, Ph.D.

Mike is an IT leader, information security professional, author, speaker and trainer with over fifteen years of experience in the field.

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