p. 213-218
This paper shows a novel framework for realizing a secure and sustainable information infrsturcute. The proposed scheme provides that cloud collaboration and loosely coupled clouds integration by using a messaging network. A messaging network is a class of content-aware network and is constructed as a structured overlay network. The proposed framework can realize a loosely coupled integration of services and secure service collaboration without any changes of clouds. The proposed infrastructure will help cloud system for governments and municipalities.