Fuyuki Kitagawa

According to our database, Fuyuki Kitagawa authored at least 40 papers between 2014 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Watermarking PRFs and PKE Against Quantum Adversaries.

Fuyuki Kitagawa, Ryo Nishimaki

J. Cryptol., September, 2024

A Simple Framework for Secure Key Leasing.

Fuyuki Kitagawa, Tomoyuki Morimae, Takashi Yamakawa

IACR Cryptol. ePrint Arch., 2024

Untelegraphable Encryption and its Applications.

Jeffrey Champion, Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa

CoRR, 2024

2023

NIZK from SNARGs.

Fuyuki Kitagawa, Takahiro Matsuda, Takashi Yamakawa

J. Cryptol., April, 2023

Publicly Verifiable Deletion from Minimal Assumptions.

Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa

IACR Cryptol. ePrint Arch., 2023

One-out-of-Many Unclonable Cryptography: Definitions, Constructions, and More.

Fuyuki Kitagawa, Ryo Nishimaki

IACR Cryptol. ePrint Arch., 2023

Quantum Public-Key Encryption with Tamper-Resilient Public Keys from One-Way Functions.

Fuyuki Kitagawa, Tomoyuki Morimae, Ryo Nishimaki, Takashi Yamakawa

IACR Cryptol. ePrint Arch., 2023

Robust Combiners and Universal Constructions for Quantum Cryptography.

Taiga Hiroka, Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa

IACR Cryptol. ePrint Arch., 2023

Certified Everlasting Secure Collusion-Resistant Functional Encryption, and More.

Taiga Hiroka, Fuyuki Kitagawa, Tomoyuki Morimae, Ryo Nishimaki, Tapas Pal, Takashi Yamakawa

IACR Cryptol. ePrint Arch., 2023

Obfuscation of Pseudo-Deterministic Quantum Circuits.

James Bartusek, Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa

IACR Cryptol. ePrint Arch., 2023

Public Key Encryption with Secure Key Leasing.

Shweta Agrawal, Fuyuki Kitagawa, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa

IACR Cryptol. ePrint Arch., 2023

2022

Obfustopia Built on Secret-Key Functional Encryption.

Fuyuki Kitagawa, Ryo Nishimaki, Keisuke Tanaka

J. Cryptol., 2022

CCA Security and Trapdoor Functions via Key-Dependent-Message Security.

Fuyuki Kitagawa, Takahiro Matsuda, Keisuke Tanaka

J. Cryptol., 2022

Functional Encryption with Secure Key Leasing.

Fuyuki Kitagawa, Ryo Nishimaki

IACR Cryptol. ePrint Arch., 2022

Watermarking PRFs against Quantum Adversaries.

Fuyuki Kitagawa, Ryo Nishimaki

IACR Cryptol. ePrint Arch., 2022

Bounded Functional Encryption for Turing Machines: Adaptive Security from General Assumptions.

Shweta Agrawal, Fuyuki Kitagawa, Anuja Modi, Ryo Nishimaki, Shota Yamada, Takashi Yamakawa

IACR Cryptol. ePrint Arch., 2022

2021

Simple and Generic Constructions of Succinct Functional Encryption.

Fuyuki Kitagawa, Ryo Nishimaki, Keisuke Tanaka

J. Cryptol., 2021

Equivalence between Non-Malleability against Replayable CCA and Other RCCA-Security Notions.

Junichiro Hayata, Fuyuki Kitagawa, Yusuke Sakai, Goichiro Hanaoka, Kanta Matsuura

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2021

KDM Security for the Fujisaki-Okamoto Transformations in the QROM.

Fuyuki Kitagawa, Ryo Nishimaki

IACR Cryptol. ePrint Arch., 2021

2020

Verifiable Privacy-Preserving Data Aggregation Protocols.

Satoshi Yasuda, Yoshihiro Koseki, Yusuke Sakai, Fuyuki Kitagawa, Yutaka Kawai, Goichiro Hanaoka

IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2020

Non-Committing Encryption with Constant Ciphertext Expansion from Standard Assumptions.

Yusuke Yoshida, Fuyuki Kitagawa, Keita Xagawa, Keisuke Tanaka

IACR Cryptol. ePrint Arch., 2020

Secure Software Leasing from Standard Assumptions.

Fuyuki Kitagawa, Ryo Nishimaki, Takashi Yamakawa

IACR Cryptol. ePrint Arch., 2020

NIZK from SNARG.

Fuyuki Kitagawa, Takahiro Matsuda, Takashi Yamakawa

IACR Cryptol. ePrint Arch., 2020

Circular Security Is Complete for KDM Security.

Fuyuki Kitagawa, Takahiro Matsuda

IACR Cryptol. ePrint Arch., 2020

Secret Sharing with Statistical Privacy and Computational Relaxed Non-malleability.

Tasuku Narita, Fuyuki Kitagawa, Yusuke Yoshida, Keisuke Tanaka

Proceedings of the Information Security and Cryptology - ICISC 2020, 2020

2019

Simulation-based receiver selective opening CCA secure PKE from standard computational assumptions.

Keisuke Hara, Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka

Theor. Comput. Sci., 2019

Non-Committing Encryption with Quasi-Optimal Ciphertext-Rate Based on the DDH Problem.

Yusuke Yoshida, Fuyuki Kitagawa, Keisuke Tanaka

IACR Cryptol. ePrint Arch., 2019

Simple and Efficient KDM-CCA Secure Public Key Encryption.

Fuyuki Kitagawa, Takahiro Matsuda, Keisuke Tanaka

IACR Cryptol. ePrint Arch., 2019

CPA-to-CCA Transformation for KDM Security.

Fuyuki Kitagawa, Takahiro Matsuda

IACR Cryptol. ePrint Arch., 2019

2018

A Framework for Achieving KDM-CCA Secure Public-Key Encryption.

Fuyuki Kitagawa, Keisuke Tanaka

IACR Cryptol. ePrint Arch., 2018

Adaptively Secure and Succinct Functional Encryption: Improving Security and Efficiency, Simultaneously.

Fuyuki Kitagawa, Ryo Nishimaki, Keisuke Tanaka, Takashi Yamakawa

IACR Cryptol. ePrint Arch., 2018

Formal Treatment of Verifiable Privacy-Preserving Data-Aggregation Protocols.

Satoshi Yasuda, Yoshihiro Koseki, Yusuke Sakai, Fuyuki Kitagawa, Yutaka Kawai, Goichiro Hanaoka

Proceedings of the Provable Security, 2018

2017

Key Dependent Message Security and Receiver Selective Opening Security for Identity-Based Encryption.

Fuyuki Kitagawa, Keisuke Tanaka

IACR Cryptol. ePrint Arch., 2017

From Single-Key to Collusion-Resistant Secret-Key Functional Encryption by Leveraging Succinctness.

Fuyuki Kitagawa, Ryo Nishimaki, Keisuke Tanaka

IACR Cryptol. ePrint Arch., 2017

Indistinguishability Obfuscation for All Circuits from Secret-Key Functional Encryption.

Fuyuki Kitagawa, Ryo Nishimaki, Keisuke Tanaka

IACR Cryptol. ePrint Arch., 2017

Indistinguishability Obfuscation: Simpler Constructions using Secret-Key Functional Encryption.

Fuyuki Kitagawa, Ryo Nishimaki, Keisuke Tanaka

IACR Cryptol. ePrint Arch., 2017

Constructions for the IND-CCA1 Secure Fully Homomorphic Encryption.

Satoshi Yasuda, Fuyuki Kitagawa, Keisuke Tanaka

Proceedings of the Mathematical Modelling for Next-Generation Cryptography: CREST Crypto-Math Project, 2017

2016

On the Key Dependent Message Security of the Fujisaki-Okamoto Constructions.

Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka

IACR Cryptol. ePrint Arch., 2016

2015

Completeness of Single-Bit Projection-KDM Security for Public Key Encryption.

Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka

Proceedings of the Topics in Cryptology, 2015

2014

Efficient Key Dependent Message Security Amplification Against Chosen Ciphertext Attacks.

Fuyuki Kitagawa, Takahiro Matsuda, Goichiro Hanaoka, Keisuke Tanaka

Proceedings of the Information Security and Cryptology - ICISC 2014, 2014