All data is encrypted. The Classe 300EOS, like all other devices produced by Legrand Netatmo BTicino, is designed in accordance with the guidelines of the ISO / IEC 27000 family of international security standards and the European General Data Protection Regulation (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 and the integrity and availability of data are the three fundamental principles on which Legrand Netatmo BTicino implements major control measures.