Analysis of splitting attacks on Bitcoin and GHOST consensus protocols. - Lyudmila Kovalchuk; Dmytro Kaidalov; Oleksiy Shevtsov; Andrii Nastenko; Mariia Rodinko; Roman Oliynykov (IDAACS, 2017)

Number of confirmation blocks for Bitcoin and GHOST consensus protocols on networks with delayed message delivery: Extended abstract. - Lyudmila Kovalchuk; Dmytro Kaidalov; Andrii Nastenko; Oleksiy Shevtsov; Mariia Rodinko; Roman Oliynykov (CRYBLOCK@MobiSys, 2018)

Decreasing security threshold against double spend attack in networks with slow synchronization. - Lyudmila Kovalchuk; Dmytro Kaidalov; Andrii Nastenko; Mariia Rodinko; Oleksiy Shevtsov; Roman Oliynykov (Comput. Commun., 2020)

A Scalable Coercion-resistant Blockchain Decision-making Scheme. - Zeyuan Yin 002; Bingsheng Zhang; Andrii Nastenko; Roman Oliynykov; Kui Ren 001 (IACR Cryptol. ePrint Arch., 2023)

Privacy-Preserving Decision-Making Over Blockchain. - Jiajie Zhang; Bingsheng Zhang; Andrii Nastenko; Hamed Balogun; Roman Oliynykov (IEEE Trans. Dependable Secur. Comput., 2023)

Universally Composable On-Chain Quadratic Voting for Liquid Democracy. - Lyudmila Kovalchuk; Bingsheng Zhang; Andrii Nastenko; Zeyuan Yin 002; Roman Oliynykov; Mariia Rodinko (IACR Cryptol. ePrint Arch., 2025)

Enhancing Decentralization in Blockchain Decision-Making Through Quadratic Voting and Its Generalization. - Lyudmila Kovalchuk; Mariia Rodinko; Roman Oliynykov; Andrii Nastenko; Dmytro Kaidalov; Kenric Nelson (CoRR, 2025)