Alexandru Cojocaru

27 papers A* 2Journal 19Unranked 6
YearRankTypeTitle / Venue / Authors
2025 J jnl
Improved Quantum Lifting by Coherent Measure-and-Reprogram.
CoRR
Alexandru Cojocaru, Juan Garay, Qipeng Liu, Fang Song
2025 — conf
NISQ Security and Complexity via Simple Classical Reasoning.
TCC (3)
Alexandru Cojocaru, Juan Garay, Qipeng Liu, Fang Song
2025 J jnl
NISQ Security and Complexity via Simple Classical Reasoning.
CoRR
Alexandru Cojocaru, Juan Garay, Qipeng Liu, Fang Song
2025 J jnl
NISQ Security and Complexity via Simple Classical Reasoning.
IACR Cryptol. ePrint Arch.
Alexandru Cojocaru, Juan Garay, Qipeng Liu, Fang Song
2025 — conf
Quantum Lifting for Invertible Permutations and Ideal Ciphers.
CRYPTO (2)
Alexandru Cojocaru, Minki Hhan, Qipeng Liu, Takashi Yamakawa, Aaram Yun
2025 J jnl
Quantum Lifting for Invertible Permutations and Ideal Ciphers.
CoRR
Alexandru Cojocaru, Minki Hhan, Qipeng Liu, Takashi Yamakawa, Aaram Yun
2025 J jnl
Quantum Lifting for Invertible Permutations and Ideal Ciphers.
IACR Cryptol. ePrint Arch.
Alexandru Cojocaru, Minki Hhan, Qipeng Liu, Takashi Yamakawa, Aaram Yun
2024 A* conf
A Computational Test of Contextuality and, Even Simpler Proofs of Quantumness.
FOCS
Atul Singh Arora, Kishor Bharti, Alexandru Cojocaru, Andrea Coladangelo
2024 J jnl
A computational test of quantum contextuality, and even simpler proofs of quantumness.
CoRR
Atul Singh Arora, Kishor Bharti, Alexandru Cojocaru, Andrea Coladangelo
2024 — conf
Generalized Hybrid Search with Applications to Blockchains and Hash Function Security.
ASIACRYPT (9)
Alexandru Cojocaru, Juan A. Garay, Fang Song
2024 — conf
Improved Quantum Lifting by Coherent Measure-and-Reprogram.
ASIACRYPT (9)
Alexandru Cojocaru, Juan A. Garay, Qipeng Liu, Fang Song
2023 J jnl
Generalized Hybrid Search and Applications to Blockchain and Hash Function Security.
CoRR
Alexandru Cojocaru, Juan A. Garay, Fang Song
2023 J jnl
Generalized Hybrid Search and Applications.
IACR Cryptol. ePrint Arch.
Alexandru Cojocaru, Juan A. Garay, Fang Song
2023 J jnl
Quantum Multi-Solution Bernoulli Search with Applications to Bitcoin's Post-Quantum Security.
Quantum
Alexandru Cojocaru, Juan A. Garay, Aggelos Kiayias, Fang Song, Petros Wallden
2021 J jnl
On the Possibility of Classical Client Blind Quantum Computing.
Cryptogr.
Alexandru Cojocaru, Léo Colisson, Elham Kashefi, Petros Wallden
2020 J jnl
Post-Quantum Security of the Bitcoin Backbone and Quantum Multi-Solution Bernoulli Search.
CoRR
Alexandru Cojocaru, Juan A. Garay, Aggelos Kiayias, Fang Song, Petros Wallden
2020 J jnl
Secure Quantum Two-Party Computation: Impossibility and Constructions.
IACR Cryptol. ePrint Arch.
Michele Ciampi, Alexandru Cojocaru, Elham Kashefi, Atul Mantri
2020 — conf
Security Limitations of Classical-Client Delegated Quantum Computing.
ASIACRYPT (2)
Christian Badertscher, Alexandru Cojocaru, Léo Colisson, Elham Kashefi, Dominik Leichtle, Atul Mantri, Petros Wallden
2020 J jnl
Security Limitations of Classical-Client Delegated Quantum Computing.
CoRR
Christian Badertscher, Alexandru Cojocaru, Léo Colisson, Elham Kashefi, Dominik Leichtle, Atul Mantri, Petros Wallden
2020 J jnl
Security Limitations of Classical-Client Delegated Quantum Computing.
IACR Cryptol. ePrint Arch.
Christian Badertscher, Alexandru Cojocaru, Léo Colisson, Elham Kashefi, Dominik Leichtle, Atul Mantri, Petros Wallden
2019 A* conf
Complexity-Theoretic Limitations on Blind Delegated Quantum Computation.
ICALP
Scott Aaronson, Alexandru Cojocaru, Alexandru Gheorghiu, Elham Kashefi
2019 — conf
QFactory: Classically-Instructed Remote Secret Qubits Preparation.
ASIACRYPT (1)
Alexandru Cojocaru, Léo Colisson, Elham Kashefi, Petros Wallden
2019 J jnl
QFactory: classically-instructed remote secret qubits preparation.
CoRR
Alexandru Cojocaru, Léo Colisson, Elham Kashefi, Petros Wallden
2019 J jnl
QFactory: classically-instructed remote secret qubits preparation.
IACR Cryptol. ePrint Arch.
Alexandru Cojocaru, Léo Colisson, Elham Kashefi, Petros Wallden
2019 J jnl
The Bitcoin Backbone Protocol Against Quantum Adversaries.
IACR Cryptol. ePrint Arch.
Alexandru Cojocaru, Juan A. Garay, Aggelos Kiayias, Fang Song, Petros Wallden
2018 J jnl
Delegated Pseudo-Secret Random Qubit Generator.
CoRR
Alexandru Cojocaru, Léo Colisson, Elham Kashefi, Petros Wallden
2017 J jnl
On the implausibility of classical client blind quantum computing.
CoRR
Scott Aaronson, Alexandru Cojocaru, Alexandru Gheorghiu, Elham Kashefi