Cyber attack hits Spanish companies including radio network

MADRID (Reuters) - A cyber attack has hit Spanish companies including Cadena SER radio, Spain's National Security Department said on Monday.The virus affected Cadena Ser's local broadcasts, although national output was not affected, said the broadcaster which has a chain of local and countryside stations."We have been recommended not to work on our computers in a network environment," a source at the station told Reuters.The National Security Department did not identify any other victims of what..