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Cryptographic Theory, Information Security, and Information Theory Lab (Tomita)
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The lab researches information security, including cryptography and information theory.
AboutAbout the lab
Information security research through cryptography and information theory
Project Assistant Professor Tomita specializes in cryptography, information security, and information theory.
In the university's researcher directory, the research fields are registered as information security and cryptography in the field of information and communications.
Published papers include work on identity-based encryption from a post-quantum perspective and work on registration-based encryption.
Prof. Tomita is affiliated with the Institute for Education Promotion, and the "Information and Physical Security Research Hub" is listed as a YNU research hub.
Key terms
- Cryptography
- A field that uses mathematics to study how ciphers work and how secure they are
- Identity-based encryption (IBE)
- An encryption scheme that uses identifying information, such as a user's ID, as the public key
- Post-quantum security
- An approach to cryptography that aims to remain secure even against attacks using quantum computers
NewsLab news
A paper by Project Assistant Professor Tomita and colleagues won the Outstanding Paper Award at CSS2024
Project Assistant Professor Tomita and colleagues won the KISTI Award for MobiSec2023 Best Paper
ResearchResearch themes
Project Assistant Professor Tomita's research keywords are information security, cryptography, and information theory. In the researcher directory, the research fields are registered as information security and cryptography in the field of information and communications.
View More ↗MembersFaculty
- Project Assistant ProfessorToi Tomita
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Report an errorAbout the images
The top and research theme images are illustrative and were not taken at the lab. They are cropped from Wikimedia Commons images. Cropped CC BY-SA images are provided under the same CC BY-SA license as the original (version shown on each line).
- Top image: “Padlock with lattice background” M. B., Jr. / CC BY-SA 4.0 (cropped)
- Related lab (Cryptography Lab (Shingo Sato)): “SecurityTokens.CryptoCard.agr” ArnoldReinhold at en.wikipedia. Later version(s) were uploaded by Silverxxx at en.wikipedia. / CC BY-SA 3.0 (cropped)
- Related lab (Shikata Lab): “Asymmetric encryption scheme” MarcT0K (icons by JGraph) / CC BY 4.0 (cropped)
- Related lab (Nishijima Lab): “Metasurface ( )” National Institute of Standards and Technology / Public domain (cropped)
- Related lab (Visual Cognition Mechanisms Lab (Katsunori Okajima)): “VR headset insert smartphone stereoscopy image” Bert Niehaus / CC BY-SA 4.0 (cropped)
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