Volume 7, Issue 5, 2012
Cover Page

	Page no.
Changes in Guesswork over Time in Multi-processor Attacks	241
Reine Lundin and Stefan Lindskog
Encryption Schemes from Williamson Matrices	252
Christos Koukouvinos and Dimitris E. Simos
Key Initialization and Validation of Security Protocol Assumptions in a Home Health Care System	259
Kalvinder Singh, Elankayer Sithirasenan, Vallipuram Muthukkumarasamy
An ID-based Beta Cryptosystem using Generalized Discrete Logarithm Problem and Integer Factorization Problem	275
Chandrashekhar Meshram, S.A.Meshram and Deepak Gupta
TopologyAdaptiveComputation of Distributed IDS Set forDetectingAttacks on STP	284
Suchetana Chakraborty, Ferdous A Barbhuiya, Ankush Rai, Arijit Sur, Santosh Biswas and Sukumar Nandi
A semantic based framework to identify and protect e-health critical resources	296
Flora Amato, Valentina Casola, Sara Romano and Antonino Mazzeo

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