All data is encrypted. The Classe 300 EOS, like all other devices produced by Legrand Netatmo BTicino, has been designed according to the guidelines of the ISO/IEC 27000 family of international security standards and in compliance with the European Regulation for the Protection of Personal Data (GDPR). Controls and procedures are implemented to protect all data generated, processed and transmitted by the device from cyber threats and risks. The protection of data confidentiality, integrity and availability are the three fundamental principles on which Legrand Netatmo BTicino implements important control measures.