New Technology Fights Child Porn by Tracking its "PhotoDNA" December 15, 2009

To fight the distribution of child-exploitation images, Microsoft donates PhotoDNA technology to the National Center for Missing & Exploited Children.

Microsoft and National Center for Missing & Exploited Children Push for Action to Fight Child Pornography December 15, 2009

Microsoft donates PhotoDNA technology to National Center for Missing & Exploited Children to disrupt the distribution of graphic child pornography online.

500 Million Friends Against Child Exploitation May 19, 2011

Posted by Bill Harmon, Associate General Counsel, Microsoft Digital Crimes Unit

Facebook To Use Microsoft’s PhotoDNA Technology to Combat Child Exploitation May 19, 2011

Posted by Ernie Allen, President and Chief Executive, National Center for Missing and Exploited Children

Microsoft on the Issues: A Childhood for Every Child December 15, 2009

Posted by Ernie Allen, President & CEO, National Center for Missing and Exploited Children

Dartmouth researcher helps in halting the spread of child pornography December 16, 2009

Dartmouth College Office of Public Affairs

Brad Smith, Senior Vice President, General Counsel, Microsoft

Ernie Allen, President and Chief Executive Officer, National Center for Missing & Exploited Children

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Hany Farid, Professor, Computer Science, Dartmouth College

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PhotoDNA: At A Glance

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PhotoDNA: Step by Step

You Can Help Fight Child Exploitation April 14, 2011

Blog post by Bill Harmon, Associate General Counsel, Microsoft Digital Crimes Unit

Microsoft Works with Demi and Ashton in New Initiative to Protect Children Sept. 23, 2010

Blog post by Pamela Passman, Corporate Vice President, Global Corporate Affairs