Around the ECCSCF, every host service has an equity collaboration component helping to realize the business collaboration, which lowers the pressure of center collaboration component when it is used and reduces the coupling of the service region.

The Non-reciprocity of College Innovation Behavior Limits of Authority

The former reflects reciprocity(parallelism,parity or immediacy oneness) of rights and obligations,and the latter reflects non-reciprocity(imbalance or unimmediate oneness) of rights and obligations.

We present a new protocol addressing collaborative group key agreement for secure group communication in peer group based on Diffie Hellman key exchange and notation for nodes of a key tree.

We introduced the mechanism of JXTA s peer group,discussed the necessity of using a P2P network in a peer group application,presented the cooperative work scheme of P2P network,and emphasized the mechanism of peer group collaborative monitoring network when applying P2P network technology.

The main study of the thesis are:(1) The Distributed Intrusion Detection System based on JXTA is given, and describe the structure of each functional module, use safety features on JXTA platform, re-cut the network structure, put the JXTA peer group into intrusion detection in order to improve the security of the entire system.