Interna tional T elecommunica tion  Union


























                                                                                                                                                                                           Security in
                                                                                                                                                                                          Security in


                                                                                                                                                                                           Telecommunications
                                                                                                                                                                                          Telecommunications


                                                                                                                                                                                           and Information
                                                                                                                                                                                          and Information


                                                                                                                                                                                           Technology
                                                                                                                                                                                          Technology







                                                                                                                                                                                           An overview of issues and the
                                                                                                                                                                                          An overview of issues and the

                                                                                                                                                                                           deployment of existing ITU-T
                                                                                                                                                                                          deployment of existing ITU-T


                                                                                                                                                                                           Recommendations for secure
                                                                                                                                                                                          Recommendations for secure

                                                                                                                                                                                           telecommunications
                                                                                                                                                                                          telecommunications












                                                                    ISBN 978-92-61-16351-8

                                                                                                                                   ITU-T                                                   ITU-T                  Telecommunication
                                                                                                                                                                                                                  Standardization
                                                                  9 7 8 9 2 6 1 1 6 3 5 1 8                                                                                                                       Sector of ITU

                                                                                                                                                                                           2015
                                                                   Printed in Switzerland
                                                                           Geneva, 2015