Titlebook: Information Security; 9th International Co Sokratis K. Katsikas,Javier López,Bart Preneel Conference proceedings 2006 Springer-Verlag Berli

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Breaking Four Mix-Related Schemes Based on Universal Re-encryption the network nodes acting as decryption and re-routing oracles. Finally, our attacks against rWonGoo demonstrate that anonymous channels are not automatically composable: using two of them in a careless manner makes the system more vulnerable to attack.

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Using Multiple Smart Cards for Signing Messages at Malicious Terminalspresents a ’signal’, a certain piece of information. The user encodes her message by using a subset of her cards for signing at the untrusted terminal. The recipient decodes the message by checking which cards were used. We also make use of time stamps from a trusted time stamping authority to allow cards to be used more than once.

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physical factors, such as elevation (and more specifically, slopes) and hydrology, while others are related to human activities, such as population, transport infrastructure and economic growth. This is not, therefore, a random process. There are reasons that explain why cities have grown in the way

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Matthew Burnside,Angelos D. Keromytiseginning to capture the interest of the reader. In his opinion, the key to a good opening was to find something that would surprise the reader and keep his or her attention. How about this: All you need to know to create award winning Web sites can be taught in a week or less. Surprised? Do you thin