Local station WUSA Channel 9 (CBS) in Washington DV aired a special report about new tools to detect users downloading child pornography. The story by Andrea McCarren and 5-minute video are available here.
The deployment of the tools is sponsored by the Child Rescue Coalition, “Protection Innocence Through Technology”.
The technology apparently depends on automatic identification of images and videos with digital watermarks provided by the National Center for Missing and Exploited Children. It is now possible to scan outgoing emails or image posts (as Google does) or even cloud services for these images.
But this particular group helps isolate IP addresses with larger numbers of flagged images. They may be servers in businesses or private homes. The IP addresses are posted to dashboards that are then turned over to law enforcement. The next step is to get a subpoena from a state court to search the electronics in a home or business.
A location in Gaithersburg MD turned up 2700 files, one in Reston VA over 1000.
Some files tend to have descriptive names that tend to suggest the taste of the collectors, which have included babies or very young children.
There are “step-by-step manuals”, one that was over 170 pages.
A few years ago, Amazon had pulled a self-published “Pedophile’s Guide” after exposure on Anderson Cooper AC360.