Abhinav Aggarwal

REMOTEGATE: Incentive-Compatible Remote Configuration of Security Gateways

2017 · arXiv (Cornell University)

Imagine that a malicious hacker is trying to attack a server over the Internet and the server wants to block the attack packets as close to their point of origin as possible. However, the security …

Bootstrapping Public Blockchains Without a Trusted Setup

2019

We propose a protocol that allows the participants of a permissionless decentralized system to agree on a set of identities in the presence of a computationally-bounded Byzantine adversary. Our protocol guarantees that the fraction of …

On Codomain Separability and Label Inference from (Noisy) Loss Functions.

2021 · arXiv (Cornell University)

Machine learning classifiers rely on loss functions for performance evaluation, often on a private (hidden) dataset. Label inference was recently introduced as the problem of reconstructing the ground truth labels of this private dataset from …