Pioneering a Next-generation Basic Theory and Purpose-specific Cryptography toward the Future of Symmetric-key Cryptography|NTT R&D Website
public-key cryptography and symmetric-key cryptography. Here, we’re talking to Yosuke Todo, a
https://www.rd.ntt/e/research/RDNTT20211101.html
Development of Modern Cryptography and Research on Quantum Cryptography | NTT R&D Website
computers (Fig. 1). An overview of topics mainly related to public-key cryptography and its relationship
https://www.rd.ntt/e/research/JN202305_21851.html
Ryo Nishimaki | NTT R&D Website
of Public-Key Cryptography (in Japanese) (KYORITSU SHUPPAN CO., LTD. 2011) Papers https://dblp.org
https://www.rd.ntt/e/organization/researcher/special/s_029.html
Fuyuki Kitagawa | NTT R&D Website
cryptography and design of quantum cryptographic primitives We study the theory of public key encryption
https://www.rd.ntt/e/organization/researcher/special/s_091.html
Cutting-edge Research on Cryptography Theory in Response to Changes in Computing Environments | NTT R&D Website
more efficient elliptic curve approach. More advanced public key cryptography (such as identity-based
https://www.rd.ntt/e/research/JN20200223_h.html
Next-generation "Secure Public-key Cryptography" as a Solution to the Rapidly Growing Digital Threat | NTT R&D Website
Next-generation "Secure Public-key Cryptography" as a Solution to the Rapidly Growing Digital
https://www.rd.ntt/e/research/JN202508_35343.html
Mehdi Tibouchi | NTT R&D Website
construction and evaluation of public-key cryptographic primitives Finding and fixing vulnerabilities in
https://www.rd.ntt/e/organization/researcher/special/s_022.html
岡本 龍明 | NTT R&D Website
Theory and Practice of Public-Key Cryptography) (2004~2022) TCC (Theory of Cryptography Conference) (2003
https://www.rd.ntt/organization/researcher/fellow/f_001.html
岡本龍明_略歴・業績リスト
)(2010.8) Africacrypt 11 (セネガル) (2011.7) Dagstuhl Seminar Public-Key Cryptography(ドイツ)(2011.9) ICICS2012
https://www.rd.ntt/organization/researcher/fellow/achievements_okamoto.html
Dr.Tatsuaki Okamoto | NTT R&D Website
Functional Encryption from the k-Linear Assumption, (with P. Datta and J. Tomida), Public Key Cryptography
https://www.rd.ntt/e/organization/researcher/fellow/f_001.html
Research on Standardization of Lightweight Symmetric-key Cryptography for IoT and Protection Technology for Its Implementation | NTT R&D Website
fields of cryptography: public-key cryptography and symmetric-key cryptography. Symmetric-key
https://www.rd.ntt/e/research/JN202503_32648.html
Success in distributing single photons for quantum cryptography via an optical switch|NTT Basic Research Laboratories | NTT R&D Website
cryptographic system that may replace the public-key protocol. This technology utilizes the property that the
https://www.rd.ntt/e/brl/latesttopics/2005/06/latest_topics_200506141809.html
Takashi Yamakawa | NTT R&D Website
Theoretical Physics, Affiliate Associate Professor Keywords Public key cryptography, Post-quantum cryptography
https://www.rd.ntt/e/organization/researcher/superior/s_040.html
Dr.Tatsuaki Okamoto_Curriculum Vitae
Functional Encryption from the k-Linear Assumption, (with P. Datta and J. Tomida), Public Key Cryptography
https://www.rd.ntt/e/organization/researcher/fellow/achievements_okamoto.html
Secure Optical-transport-network Technology in Anticipation of the Quantum Computer Era | NTT R&D Website
" often refers to hybrid cryptography, which combines public-key cryptography and symmetric-key
https://www.rd.ntt/e/research/JN202302_20961.html
Research of Cryptographic Protocols for Secure Communications in the Quantum Computer Era | NTT R&D Website
undertaking after entering NTT was the research of quantum-secure public-key cryptography. In public-key
https://www.rd.ntt/e/research/JN202212_20406.html
Functional Encryption Enabling Secure Leasing of Private Keys | NTT R&D Website
called public-key cryptography. Anyone can encrypt a message without sharing a key in advance, and a
https://www.rd.ntt/e/research/JN202305_21855.html
Secure Optical Transport Network|NTT R&D Website
the Internet, communications on the optical transport network are protected by public-key cryptography
https://www.rd.ntt/e/research/JN202111_16202.html
Introduction of Evangelists | NTT Social Informatics Laboratories | NTT R&D Website
security of public-key cryptography is based. Strives to achieve secure and efficient implementations of
https://www.rd.ntt/e/sil/overview/evangelist/
Uncrackable quantum cryptography over 'doubled' distances|NTT Basic Research Laboratories | NTT R&D Website
cryptography is a method to supply the sender and the receiver with such a secret key through the exchange of
https://www.rd.ntt/e/brl/latesttopics/2015/12/latest_topics_201512161930.html
Pursuing Fundamental Theory and Applied Technology of Cryptography That Is Secure in an Environment in Which Quantum Computers Are Widespread | NTT R&D Website
computers will, therefore, be a key factor in cryptography. It is currently unclear whether or when a large
https://www.rd.ntt/e/research/JN202408_28852.html
Improving the Performance of Quantum Key Distribution | NTT R&D Website
information about a credit card if we send it without encryption. Public-key cryptography, such as Rivest
https://www.rd.ntt/e/research/JN202304_21650.html
Ensuring Safe and Secure Information Communication for the Future through Post-quantum Secure Cryptography and Proof of Deletion Technologies | NTT R&D Website
(STOC), Crypto, and Eurocrypt. The many papers that I've had accepted include eight on public-key
https://www.rd.ntt/e/research/JN202603_38465.html
poster_en_7.pdf
Abstract Contact References Copyright (C) 2017 NTT Communication Science Laboratories Quantum key
https://www.rd.ntt/cs/event/openhouse/2017/exhibition/7/poster_en_7.pdf
Sceience Plaza
aims to acquire the key technologies for the advanced information distribution society, was presented
https://www.rd.ntt/e/brl/result/activities/file/report99/E/data/scienceplaza.htm
Security Based on Quantum Information Technology and Data Protection of Quantum Information|NTT R&D Website
. Brassard, “Quantum Cryptography: Public Key Distribution and Coin Tossing,” Proc. of IEEE International
https://www.rd.ntt/e/research/JN202104_12240.html
Against a dogma, quantum repeaters for long-distance quantum communication are made all photonic.|NTT Basic Research Laboratories | NTT R&D Website
cryptography is a method to supply the sender and the receiver with such a secret key through the exchange of
https://www.rd.ntt/e/brl/latesttopics/2015/04/latest_topics_201504151801.html
R&D History | NTT R&D Website
efficiency of 59%. New world record in prime factorization, the basis of security in public key cryptography
https://www.rd.ntt/e/about/chronicle/
Aiming to Be the World's Top Cryptography Laboratory | NTT R&D Website
Aiming to Be the World's Top Cryptography Laboratory | NTT R&D Website NTT R&D Website Research
https://www.rd.ntt/e/research/JN20200426_h.html
R&D on Security Contributing to Creation of New Value | NTT R&D Website
changed since the time of writing/interview. The smart world As typified by the key phrase digital
https://www.rd.ntt/e/research/JN20200210_h.html
Expectations and Prospects for Innovation in Quantum Technology | NTT R&D Website
-key cryptography is widely used. Numerous important advances, particularly in academia, have been made
https://www.rd.ntt/e/research/JN202304_21549.html
Security of Hash Functions against Attacks Using Quantum Computers | NTT R&D Website
been working on the standardization of quantum cryptography, especially public-key cryptography (and
https://www.rd.ntt/e/research/JN202305_21871.html
Computing Theory Research Group | NTT Communication Science Laboratories | NTT R&D Website
Nakahama (2024). Representation theory of sl(2,R). Mathematical Foundations for Post-Quantum Cryptography
https://www.rd.ntt/e/cs/team_project/media/computing_theory/
The Law of Increasing Complexity Was Formulated, Informed by Cryptographic Methodologies | NTT R&D Website
public-key cryptography for many years, and a standard definition of cryptographic security has been
https://www.rd.ntt/e/research/JN202603_38469.html
Standardization Trends Related to Application- and Service-related Technologies | NTT R&D Website
technologies defined by the two organizations are essential for the use of public key cryptography. Of course
https://www.rd.ntt/e/research/JN202311_23708.html
Report on the NTT R&D Forum — Road to IOWN 2022|NTT R&D Website
quantum computing to break public-key encryption, one of the encryption systems now in use. "Learning with
https://www.rd.ntt/e/forum/2022/
Report on the NTT R&D Forum — Road to IOWN 2022|NTT R&D Website
quantum computing to break public-key encryption, one of the encryption systems now in use. "Learning with
https://www.rd.ntt/e/forum/2022/index.html
情報基礎理論研究グループ|NTTコミュニケーション科学基礎研究所|NTT R&D Website
Nakahama (2024). Representation theory of sl(2,R). Mathematical Foundations for Post-Quantum Cryptography
https://www.rd.ntt/cs/team_project/media/computing_theory/
NTT Group’s Initiatives for a Post-COVID-19 Society|NTT R&D Website
the company in 1978 (then, the Nippon Telegraph and Telephone Public Corporation) as an engineer
https://www.rd.ntt/e/research/JN202102_10346.html
Trusted Data Space Technology for Data Governance in the IOWN Era | NTT R&D Website
facilities need to be used in addition to public data by linking them with one another. We are engaged in the
https://www.rd.ntt/e/research/JN202302_20958.html
Developing a Theory for a Quantum Internet for Global Quantum Communication | NTT R&D Website
users on a network. Quantum key delivery, a type of quantum cryptography, can provide information
https://www.rd.ntt/e/research/JN202408_28857.html
量子鍵配送の高性能化に向けた取り組み | NTT R&D Website
技術の高性能化に向けて精力的に取り組んでいきます。 ■参考文献 (1)C. H. Bennett and G. Brassard:“Quantum Cryptography: Public Key
https://www.rd.ntt/research/JN202304_21650.html
Extracting Quantum Power by Using Algorithms and Their Verification | NTT R&D Website
signatures and public-key cryptography. Let us explain an attack against hash functions using the concept of
https://www.rd.ntt/e/research/JN202304_21634.html
rd2025-e.pdf
3% * SDO: Standard Development Organization Key Public Events Tsukuba Forum Present research
https://www.rd.ntt/e/download/rd2025-e.pdf
Updates | NTT R&D Website
/2025 Next-generation "Secure Public-key Cryptography" as a Solution to the Rapidly Growing Digital
https://www.rd.ntt/e/update_information/
Report on the NTT R&D Forum 2020|NTT R&D Website
described NTT's next-generation cryptography, which even quantum computers cannot break, a basic public key
https://www.rd.ntt/e/forum/2020/
A Mathematical World Woven by Number Theory, Algebraic Geometry, and Representation Theory | NTT R&D Website
motivations for this research remain unclear. Until the invention of the RSA public-key cryptosystem by Rivest
https://www.rd.ntt/e/research/JN202407_27001.html
NTT R&D Forum 2019 Report|NTT R&D Website
Cryptography> (Security: H04) This exhibition introduced amulti-cast key distribution platform and secure AI
https://www.rd.ntt/e/forum/2019/
量子計算機時代の到来を見据えた暗号研究 | NTT R&D Website
たESIGNなどの新技術、現在広く利用されている社会インフラが登場してきたといえます。例えば、インターネットの登場により不特定多数との通信が主流になったことを受け、公開鍵暗号と署名を活用してPKI(Public
https://www.rd.ntt/research/JN202509_36082.html
Network-service Technology Enabled by the All-Photonics Network|NTT R&D Website
cryptographic-key transmission service using quantum cryptography for ultra-secure communication. For (3), an
https://www.rd.ntt/e/research/JN202108_14878.html