KUALA LUMPUR: Malaysia's electricity utility lost US$1.1 billion worth of power to illegal cryptocurrency mining since 2020 in thefts the energy ministry said posed a "serious threat to the national energy supply system". National power provider Tenaga Nasional Berhad (TNB) also uncovered 13,827 premises that were suspected of being illegal cryptocurrency mining hubs, the ministry said in a parliamentary reply tabled on Tuesday (Nov 18). "These activities not only threaten user safety, but also