Crypto exchange Coinbase said it froze more than $3 million in cryptocurrency tied to a global operation targeting cyber-enabled crypto scam networks in Southeast Asia.

The operation was part of Disruption Week led by the US Department of Justice’s Scam Center Strike Force, which brought together government entities and private industries to tackle crypto fraud targeting Americans.

“This operation is proof that scammers can’t be stopped by any single company or agency acting alone,” said Coinbase.

“It took social platforms, financial institutions, connectivity providers, and law enforcement working in lockstep to hit these networks at nearly every point in the fraud chain, online accounts, financial flows, and physical…