U.S. phone giant T-Mobile was hacked as part of a broad cyberattack on U.S. and international phone and internet companies in recent months, according to the Wall Street Journal. T-Mobile said it was "closely monitoring this industry-wide attack,

T-Mobile US Inc.’s network was among those recently breached by Chinese hackers in an attack on multiple telecommunications companies, the Wall Street Journal reported.

Mobile's network was among the systems hacked in a damaging Chinese cyber-espionage operation that successfully gained entry into multiple U.S. and international telecommunications companies, The Wall Street Journal reported on Friday citing people familiar with the matter.

T-Mobile, one of the biggest cellphone carriers in the United States, was targeted in a massive hacking attack linked to Chinese cyber-espionage. The hackers, believed to be connected to a Chinese intelligence agency,

T-Mobile's network was among the systems hacked in a damaging Chinese cyber-espionage operation that gained entry into multiple U.S. and international telecommunications companies, The Wall Street Journal reported Friday.

US says Chinese hackers breached telecom networks, stealing data and tapping political figures’ calls, fueling concerns over infrastructure security and cyber warfare.