This specification provides security service enhancements for the protocol defined in IEEE Std 1888?1@ IEEE Standard for Ubiquitous Green Community Control Network Protocol. This standard describes security requirements for the ubiquitous green community control network and specifies the system security architecture along with security procedures and protocols. Purpose The purpose of this standard is to define a security management function in the ubiquitous green community control network that provides an interoperable@ high-quality@ and secure applications operation platform. Use of this standard helps avoid unintended data disclosure to the public and unauthorized access to resources@ while providing enhanced integrity and confidentiality of transmitted data in the ubiquitous green community control network. 1 Information on references can be found in Clause 2.