Yuanta Securities Co (元大證券) and President Securities Corp (統一證券) yesterday said that their sub-brokerage trading systems were hacked, with several clients buying Hong Kong-listed stocks against their will.
President Securities said in a statement that a sub-brokerage trading account belonging to one of its clients showed abnormal activity on Thursday afternoon and further investigation revealed that seven such accounts had purchased Hong Kong stocks, despite the owners not placing such orders.
The company blocked suspicious network segments, notified the clients and asked them to change their passwords, and suspended its digital trading channel for suspicious stocks, it said.
Yuanta Securities also reported that