The acquisition of other person-related data as part of the login process is used to prevent a misuse of the services or the email address.</p>4. Duration of the storage<p>The data will be deleted as soon as they are no longer necessary for the achievement of the purpose of their collection. The email address, first name, last name of the user will therefore stored as long as the subscription for the email alert is active. The other person-related data acquired as part of the login process will normally be deleted after seven days.</p>