ITU-T Recommendations

Supplement 18 to ITU-T Y-series Recommendations provides guidelines for managing ITU-T X.509 certificates for NGN security based on the trust model defined in ITU-T Y.2701 to supplement the information in ITU-T Y.2704. This Supplement is applicable to any next generation network (NGN) using certificates based on the framework for public key infrastructure (PKI) and privilege management infrastructure (PMI) specified in ITU-T X.509 for identification, authentication, privilege/attribute management and/or encryption between network elements and between user end-devices and the NGN provider customer premises equipment (CPE) provisioning element.