8. The security of the operations of a centre must be governed by a policy that contains, at minimum,(1) operational security measures for the access of employees, visitors and suppliers to the locations used for processing emergency communications and storing the equipment necessary for operations, and for the identification and registration of visitors and suppliers;
(2) physical security measures to ensure the protection of persons, the premises and the equipment necessary for operations;
(3) logical security measures to ensure in particular the integrity and availability of the stored information and, where applicable, the confidentiality of the gathered information.