Common Contracts
1 similar Key Agreement contracts
Queue-based Group Key Agreement ProtocolKey Agreement • September 13th, 2009
Group communication is exploding in Internet applica- tions such as video conferences, online chatting programs, games, and gambling. Since most group communication takes place over the Internet that is a wide open network, security plays a major role. For a secure communica- tion, the integrity of messages, member authentication, and confidentiality must be provided among group mem- bers. To maintain message integrity, all group members use a Group Key (GK) for encrypting and decrypting mes- sages during group communication. Secure and efficient group key managements have been developed to gener- ate a GK efficiently. Tree-based Group Diffie-Hellman (TGDH) is an efficient group key agreement protocol to generate the GK. TGDH and other group key generation protocols assume that all members have an equal com- puting power. However, one of the characteristics of a distributed computing environment is heterogeneity; the member can be at a workstation, a laptop, or even a mo- bile computer
