Bangladesh, Nov. 20 -- Myanmars military authorities have intensified their campaign against sprawling cyber-fraud networks operating along the countrys porous frontier with Thailand. The most recent crackdown came on November 19, when junta forces raided a scam compound in the Shwe Kokko area-one of the most notorious hubs for online fraud and human trafficking in Southeast Asia-and detained 346 foreign nationals, according to the Ministry of Information. The detainees were reportedly seized alongside nearly 10,000 mobile phones believed to have been used for online gambling and so-called “pig-butchering” cyber-scams, which often involve romance schemes, investment fraud, and forced labor.

Authorities say every person detain...