All Posts By

Thorn Staff

PartnersTechnology For Good
April 25, 2016

Microsoft’s PhotoDNA: Leading the Fight Against Child Sexual Abuse Imagery

Courtney Gregoire works as a senior attorney in Microsoft's Digital Crimes Unit, where she fights technology-facilitated crime against vulnerable populations including children and the elderly. Her blog post is part of Thorn’s hashing series, which highlights the benefits of hashing…
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Child Sexual Abuse Material
PartnersTechnology For Good
April 18, 2016

Eliminating Child Sexual Abuse Material: The Role and Impact of Hash Values

John Shehan is the Vice President of the Exploited Child Division at the National Center for Missing & Exploited Children. He also serves as Vice President to INHOPE, a network of international hotlines combatting child sexual abuse online, and as…
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Child Sexual Abuse MaterialPartnersTechnology For Good
April 12, 2016

Introduction to Hashing: A Powerful Tool to Detect Child Sex Abuse Imagery Online

Last month, Thorn Digital Defender Del Harvey wrote about Twitter’s use of PhotoDNA, a technology developed by Microsoft that computes hash values of child sexual abuse material (CSAM). The tool applies a unique fingerprint to identify an individual photo to…
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Thorn 2015 Impact Report
NewsTechnology For Good
April 7, 2016

Announcing the Thorn 2015 Impact Report

Every day, we wake up, get to work and think about how we can get the right people in the right rooms so that we can save children from exploitation. (more…)
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women in tech
PartnersTechnology For Good
March 31, 2016

Women in Tech Are Powerful Digital Defenders of Children

In recognition of International Women’s Day on March 8, 2016, we kicked off the month of March with a focus on the powerful, inspirational and dedicated women in tech who work with Thorn as Digital Defenders to protect children. (more…)
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machine learning
PartnersTechnology For Good
March 24, 2016

Women in Tech: Applying Machine Learning to Stop Abuse on the Dark Web

The following post was submitted by Rebecca Portnoff, who is a Thorn Research Fellow. Rebecca is also a PhD student at UC Berkeley in Computer Science, specializing in Security and Machine Learning. Her dissertation focuses on using Machine Learning and…
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deterring sex trafficking demand
Child Sex TraffickingDeterrenceTechnology For Good
March 21, 2016

Deterring Sex Trafficking Demand with the Help of Technology

Recently, our CEO Julie Cordua and I attended a Demand Abolition and Cities Empowered Against Sexual Exploitation (CEASE) Network convening, which brought together over 150 police officers, prosecutors, survivor leaders and advocates all dedicated to reducing the demand for commercial…
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Child Sex TraffickingNewsPartnersSuccess In the Field
February 22, 2016

Collaborative Technology Aids Super Bowl Trafficking Sting

On February 4th, I flew out to the San Francisco Bay Area to support our law enforcement partners in Super Bowl sting operations. In addition to other methods, officers used the anti-human trafficking tool we developed with Digital Reasoning, called…
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PartnersSuccess In the FieldTechnology For Good
February 6, 2016

Fighting Child Exploitation Through Intelligent Technology

The following post was submitted by Tim Estes, CEO and Founder of Digital Reasoning, one of our technology partners. Digital Reasoning employs a machine-learning platform that automates the understanding of human communications. In 2000, everyone was starting a business. The…
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Child Sex TraffickingSuccess In the Field
February 3, 2016

Thorn joins law enforcement, nonprofits to tackle human trafficking for Super Bowl 50

Thorn will join our partners in the San Francisco Bay Area to support their efforts against human trafficking leading up to Super Bowl 50 this Sunday. Major national events like the Super Bowl tend to bring about an influx of…
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