UNITED STATES OF AMERICA
On 20 May 2011 (Friday), Facebook and Microsoft formally unveiled an alliance to remove child pornography, and those who share these, from the world's leading online social network. Facebook will use PhotoDNA technology that Microsoft and Dartmouth College computer science professor Hany Farid developed to search for marches to pictures in a National Center for Missing and Exploited Children (NCMEC) database.
This effort will have dual main effects. First, it will ferret out pornographs from Facebook as well as those accounts who share these around. It can also help law enforcers trace the sources of these photos in order to have the perpetrators face justice.
Second, the project will also help locate missing children from a large probabability that these youngsters keep themselves connected with friends through Facebook. Read more. [Associated Free Press: "Facebook and Microsoft battle child porn," Manila Bulletin 21 May 2011]