Bruno Soares reports: Companhia Paranaense de Energia (Copel) suffered cyber attacks last night that caused instability in section of its systems. According to the company, the operation and protection systems detected the attacks and the security protocols were followed, with the abatement of the operation of its computerized environment to protect the integrity of the information.�The full appraisal of what happened is ongoing and necessary steps are beingness taken to reconstruct normality. show more on AgenciaCMA. Attempts to connect to copel.com to watch if there was any argument about the incident timed out. h/t, @Chum1ng0