Times Colonist

Twitter moves to actively seek terror messages

- TAMI ABDOLLAH

WASHINGTON — Twitter is now using spam-fighting technology to seek out accounts that might be promoting terrorist activity and is examining other accounts related to those flagged for possible removal, the company announced Friday.

The effort signalled efforts by Twitter to automatica­lly identify tweets supporting terrorism, reflecting increased pressure placed by the U.S. government for social media companies to respond to abuse more proactivel­y. Child pornograph­y has previously been the only abuse that was automatica­lly flagged for human review on social media, using a different kind of technology that sources a database of known images.

Twitter also said Friday it has suspended more than 125,000 accounts for threatenin­g or promoting terrorist acts, mainly related to Islamic State militants, in the last eight months. Social media has increasing­ly become a tool for recruitmen­t and radicaliza­tion that’s used by the Islamic State group and its supporters, who by some reports have sent tens of thousands of tweets per day.

Tech companies are dedicating more resources to tracking reports of violent threats. Twitter has increased the size of its team reviewing reports to reduce their response time “significan­tly.” The San Francisco-based company also changed its policy in April, adding language to make clear that “threatenin­g or promoting terrorism” specifical­ly counted as abusive behaviour and violated its terms of use.

In January, the White House made good on President Barack Obama’s promise to reach out to Silicon Valley to tackle the use of social media by violent extremist groups. Those particular­ly include the Islamic State group, which inspired attackers who killed 14 in San Bernardino, California, last December.

A post on one of the killers’ Facebook pages that appeared around the time of the attack included a pledge of allegiance to the leader of the Islamic State group. Facebook found the post, which was under an alias, the day after the attack. The company removed the profile from public view and informed law enforcemen­t. But such a proactive effort is fairly uncommon.

The Obama administra­tion sent several top officials to San Jose, California, including FBI Director James Comey. Among issues discussed was how to use technology to help speed the identifica­tion of “terrorist content.”

Since late 2015, Twitter began using “proprietar­y spam-fighting tools” to find accounts that might be violating their terms of service by promoting terrorism, sending them to be reviewed by a team at Twitter. That group also now looks into other accounts similar to those reported to them by other users.

Twitter said it has already had seen results, “including an increase in account suspension­s and this type of activity shifting off of Twitter.”

But it also noted there is no “magic algorithm” for identifyin­g terrorist content, which is why even humans reviewing the material are ultimately making judgment calls.

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