- Although Internet serves many contents and services, it has serious problems of security: the invasion of privacy, hacking and etc. To prevent these problems, two implementations...
Tae Ho Kim, Jong Jin Kim, Chang Hoon Kim, Chun Pyo...
We take a critical look at the relationship between the security of cryptographic schemes in the Random Oracle Model, and the security of the schemes that result from implementing...
Coin flipping is a cryptographic primitive in which two spatially separated players, who in principle do not trust each other, wish to establish a common random bit. If we limit ...
In many practical settings, participants are willing to deviate from the protocol only if they remain undetected. Aumann and Lindell introduced a concept of covert adversaries to f...
We present the first universally verifiable voting scheme that can be based on a general assumption (existence of a non-interactive commitment scheme). Our scheme is also the first...