Ryan Gallagher, Operation Socialist: The Inside Story of How British Spies Hacked Belgium’s Largest Telco. The // Intercept, 13 December 2014. “Based on new documents from the Snowden archive and interviews with sources familiar with the malware investigation at Belgacom’s networks, The Intercept and its partners [Dutch and Belgian newspapers NRC Handelsblad and De Standaard] have established that the attack on Belgacom was more aggressive and far-reaching than previously thought. It occurred in stages between 2010 and 2011, each time penetrating deeper into Belgacom’s systems, eventually compromising the very core of the company’s networks.”