US investigators are cracking down on Iran’s booming crypto scene . Both state actors and individual investors have turned to digital currencies, for different purposes. The US Treasury is probing whether crypto platforms have allowed Iranian security forces — cut off from traditional international finance systems — to evade sanctions when seeking to move money abroad or procure goods, Reuters reported Tuesday. The country’s Islamic Revolutionary Guard Corps has moved some $1 billion via exchanges since 2023, one analysis found. Many ordinary Iranians, meanwhile, are embracing crypto because of the rial’s rapid devaluation: Activity rose during spurts of instability, including the recent anti-government protests — until authorities blocked internet access. — J.D. Capelouto