Dec 14, 2021 · In this paper we provide technical details on two new attack vectors, relevant to implementations of [GG18] and [GG20] threshold ECDSA protocols ...

Dec 15, 2021 · The attack applies to an optimisation of a scheme that uses ZK range proofs to ensure the correctness of additive shares of a product of two committed value.

Our research has identified three potential attacks that have the potential to recover the private key of ECDSA, depending on the partic- ular implementation ...

Dec 14, 2021 · Alpha-Rays: Key Extraction Attacks on Threshold ECDSA Implementations. Technical details: https://t.co/OaZbdtrtIV The behind the scenes: ...

Dec 20, 2021 · Shlomovits (Zengo) just published Alpha-Rays, an efficient key extraction attack on one of the most popular Threshold Signature Schemes. Some ...

Papers: Alpha-Rays: Key Extraction Attacks on Threshold ECDSA Implementations, Low-Bandwidth Threshold ECDSA via Pseudorandom Correlation Generators.

May 26, 2023 · Relevant attacks can be found in the paper “Alpha-Rays: Key Extraction Attacks on Threshold ECDSA Implementations”. ... Threshold ECDSA with Fast ...

Apr 25, 2024 · Low-Bandwidth Threshold ECDSA via Pseudorandom Correlation Generators. ... Alpha-Rays: Key Extraction Attacks on Threshold ECDSA Implementations.

Dec 18, 2021 · In a recently published paper, we describe two attacks on threshold ECDSA implementations. The uniqueness of the attacks is that they are ...

This project is a C++ implementation of {t,n}-Threshold Signature Scheme. It supports ECDSA (elliptic curve digital signature algorithm) now.