Joseph Carolan

Joseph Carolan is a Researcher in Quantum Computing at the University of Maryland. He is a third-year graduate student affiliated with the Joint Center for Quantum Information and Computer Science, advised by Andrew Childs. Currently, he is an intern at NTT Research in the Cryptography and Information Security Lab, hosted by Dakshita Khurana.

• Advisor: Andrew Childs
• Current Internship: NTT Research (Cryptography and Information Security Lab)

His research focuses on the potential and limitations of quantum computers, particularly through theoretical computer science, with emphasis on quantum query complexity and its connections to algorithms and cryptography. His recent publications highlight advancements in quantum security models, algorithmic optimality, and quantum simulation.

Notable contributions include:

• Quantum Indifferentiability in cryptographic protocols (FOCS 2025)
• Translation-Invariant Quantum Algorithms for ordered search (Under Review, 2025)
• Quantum One-Wayness analysis (CRYPTO 2024, QIP 2025)
• Quantum Advantage in parallel query complexity (ITCS 2025)
• Succinct Fermion Data Structures (ITCS 2025)
• Dynamical Quantum Phase Transitions simulations (PRX Quantum, 2023)