In this paper we formalize the notion of a ring signature, which makes it possible to specify a set of possible signers without revealing which member actually produced the signatu...
Secret or private information may be leaked to an external attacker through the timing behaviour of the system running the untrusted code. After introducing a formalisation of thi...
Alessandra Di Pierro, Chris Hankin, Igor Siveroni,...
We consider the question of how to store a value secretly on devices that continually leak information about their internal state to an external attacker. If the secret value is s...
Yevgeniy Dodis, Allison B. Lewko, Brent Waters, Da...
— Privacy is the claim of individuals, groups and institutions to determine for themselves, when, how and to what extent information about them is communicated to others. How to ...
Tianjie Cao, Shi Huang, Hui Cui, Yipeng Wu, Qihan ...
Systems that authenticate a user based on a shared secret (such as a password or PIN) normally allow anyone to query whether the secret is a given value. For example, an ATM machi...