大東 俊博

Ohigashi Toshihiro

  • 准教授
  • 学位:博士(工学)

基本情報

所属

  • Undergraduate School of Information and Telecommunication Engineering / Department of Communication and Network Engineering
  • Graduate School of Science and Technology / Course of Science and Technology
  • Graduate School of Information and Telecommunication Engineering / Course of Information and Telecommunication Engineering

詳細情報

研究キーワード

  • Secret Sharing Scheme
  • Cloud Computing
  • Attribute Based Encryption
  • Information Security
  • Stream Cipher
  • WPA-TKIP

研究分野

  • Informatics Information security

委員歴

  • International Symposium on Computing and Networking (CANDAR 2015, 2016, 2017, 2018, 2019, 2020) Program Committee Member
  • The 4-th International Workshop on Advanced Techniques and Algorithms for Security and Privacy (ATASP-2018) Program Committee Member

受賞

  • IEICE Best Paper Award Comprehensive Analysis of Initial Keystream Biases of RC4
  • IEICE SCIS 2013 Innovation Paper Award How to Recover Full Plaintext from Only Ciphertexts on Broadcast RC4

論文

Secure-channel free searchable encryption with multiple keywords: A generic construction, an instantiation, and its implementation.

Implementation of a Strongly Robust Identity-Based Encryption Scheme over Type-3 Pairings.

Neural-Network-Based Pseudo-Random Number Generator Evaluation Tool for Stream Ciphers.

Implementation of a Strongly Robust Identity-Based Encryption Scheme over Type-3 Pairings

Development of the Edge Computing Platform with Dynamic Modular Configuration for an IoT Platform.

Password Strength Measurement without Password Disclosure.

A Generic Construction of Integrated Secure-Channel Free PEKS and PKE and its Application to EMRs in Cloud Storage.

Privacy-Preserving Aggregation of Time-Series Data with Public Verifiability from Simple Assumptions and Its Implementations.

Implementation of Platform Controller and Process Modules of the Edge Computing for IoT Platform.

Theoretical Understanding of Some Conditional and Joint Biases in RC4 Stream Cipher.

A Generic Construction of Integrated Secure-Channel Free PEKS and PKE.

Development of the Edge Computing Platform Based on Functional Modulation Architecture

How to Efficiently Exploit Different Types of Biases for Plaintext Recovery of RC4

Some Proofs of Joint Distributions of Keystream Biases in RC4

Full Plaintext Recovery Attacks on RC4 Using Multiple Biases

広島大学におけるセキュリティ脆弱性診断の実施とその評価

Implementation and Evaluation of Secure Outsourcing Scheme for Secret Sharing Scheme on Cloud Storage Services

Implementation and Evaluation of a File Sharing Service with File Name Encryption Using Ciphertext-policy Attribute-based Encryption

Secure Outsourcing Scheme for Mobile Devices on Cloud Storage Services Using Secret Sharing Scheme

How to Recover Any Byte of Plaintext on RC4

所属学会

  • INFORMATION PROCESSING SOCIETY OF JAPAN
  • THE INSTITUTE OF ELECTRONICS, INFORMATION AND COMMUNICATION ENGINEERS.

共同研究・競争的資金等の研究課題

A Study on Evaluation Method for Symmetric Key Encryption Scheme using Deep Learning

Study on cloud application execution platform with attribute-based access control

A Research on File Sharing System using CP-ABE Support for Multi-Authorities

A Research on File Sharing System for Cloud Storages with File/Directory Name Encryption

Research and development of inter-organizational distributed file management system with the abolition rights by self convenience

A study on virtualization methods with mobility support functions for multicast communications

A STADY ON EVALUATION METHOD FOR STREAM CIPHER

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Inquiries about coverage or research

Inquiries about coverage

Public Affairs Division Public Affairs and Communications Department

Tel. 0463-58-1211(Main) Fax. 0463-50-2215