L’adreça of electronic mail and the personal rest d’informació that can restrain itself in the electronic mail are data of personal character and its treatment undergoes the LOPD. The system of passwords change of corporative electronic mail used by l’Ajuntament not s’ajusta to the demands of the LOPD and the RLOPD, since it does not allow to ensure the correct fulfillment of the applicable safety measures, in particular, in relation to the necessary confidentiality of the passwords. It is necessary that l’Ajuntament revises the procedure d’assignació, distribution and current storage of passwords, in order to guarantee the necessary confidentiality and the integrity, ensuring like this the correct fulfillment of the safety measures (especially, the articles 91 and 93 of the RLOPD), and make it be figured suitably in the document of security (article 88 of the RLOPD).