Keita Emura

A ciphertext-policy attribute-based encryption scheme with constant ciphertext length

Keita Emura, Atsuko Miyaji, Kazumasa Omote et al. · International Journal of Applied Cryptography · 2010 · 62 citations

Data Encryption Standard, Engineering, Cryptographic Primitive +12

Dynamic attribute-based signcryption without random oracles

Keita Emura, Atsuko Miyaji, Mohammad Shahriar Rahman · International Journal of Applied Cryptography · 2012 · 49 citations

Generic constructions of secure‐channel free searchable encryption with adaptive security

Keita Emura, Atsuko Miyaji, Mohammad Shahriar Rahman et al. · Security and Communication Networks · 2014 · 39 citations

Cryptographic Primitive, Engineering, Information Security +11

Revocable Identity-Based Cryptosystem Revisited: Security Models and Constructions

Jae Hong Seo, Keita Emura · IEEE Transactions on Information Forensics and Security · 2014 · 37 citations

Cryptographic Primitive, Engineering, Information Security +16

Group Signatures with Time-Bound Keys Revisited: A New Model, an Efficient Construction, and its Implementation

Keita Emura, Takuya Hayashi, Ai Ishida · IEEE Transactions on Dependable and Secure Computing · 2017 · 33 citations

Cryptographic Primitive, Engineering, Time-bound Keys +20