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机译:
School of Computer Science and Engineering, Kyungpook National University, 1370 Sankyuk-Dong, Buk-Gu, Daegu 702-701, South Korea;
Department of Computer Engineering, Kyungpook National University, 1370 Sankyuk-Dong, Buk-Gu, Daegu 702-701, South Korea;
Broadcasting cryptosystem; Grid computing; Group communications; Network security;