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Adaptive Cryptographic Access Control [E-Book] /
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Applied Cryptography and Network Security [E-Book] : Second International Conference, ACNS 2004, Yellow Mountain, China, June 8-11, 2004. Proceedings /
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Applied Cryptography and Network Security (vol. # 3531) [E-Book] / Third International Conference, ACNS 2005, New York, NY, USA, June 7-10, 2005, Proceedings