Mirosław Kutyłowski

Security of Okamoto Identification Scheme

2017

We consider the situation, where an adversary may learn the ephemeral values used by the prover within an identification protocol, aiming to get the secret keys of the user, or just to impersonate the prover …

Sliding Window Sampling over Data Stream – a Solution Based on Devil’s Staircases

2023

The paper concerns sampling from a data stream {$S_{i}$}: at a moment t the sampler should hold a value $S_{t-j}$, where j$\in${0,$\ldots$,n-1} should be chosen according to an a priori specified probability distribution D on …