The central offices of American tech giant Microsoft, located on Kifisias Avenue in Marousi, were targeted by arsonists for the second time in three years.

The attack was carried out at about 3:45am on Monday, with an explosive device constructed from two gas canisters. The explosive device caused a small fire and minor damages.

Six firefighters and two vehicles were promptly dispatched to extinguish the fire. The previous arson attack was carried out in June 2012.