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IEICE Trans

Masami MOHRI

Domain-Adaptive Pre-Training of Language Models for Text Mining of Cybersecurity Documents
Kennosuke AOTA Makoto TAKITA Thin Tharaphe THEIN Hiroki KUZUNO Masami MOHRI Yoshiaki SHIRAISHI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2025/12/01
Vol. E108-D  No. 12  pp. 1457-1460
Type of Manuscript:  Special Section LETTER (Special Section on Log Data Usage Technology and Office Information Systems)
Category: 
Keyword: 
domain-adaptive pre-training, fine-tuning, BERT, smaller language models, named entity recognition, 
 Summary | Full Text:PDF
A+Block: Web Security Add-on Service by Just Pointing to Your Website URL
Shota FUJII Shohei KAKEI Masanori HIROTOMO Makoto TAKITA Yoshiaki SHIRAISHI Masami MOHRI Hiroki KUZUNO Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2025/08/01
Vol. E108-D  No. 8  pp. 933-946
Type of Manuscript:  Special Section PAPER (Special Section on Data Engineering and Information Management)
Category: 
Keyword: 
web security, reverse proxy, authentication, authorization, web application firewall, 
 Summary | Full Text:PDF
Investigations of Electronic Signatures for Construction of Trust Services
Kenta NOMURA Yuta TAKATA Hiroshi KUMAGAI Masaki KAMIZONO Yoshiaki SHIRAISHI Masami MOHRI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2023/09/01
Vol. E106-D  No. 9  pp. 1436-1451
Type of Manuscript:  INVITED PAPER (Special Section on Log Data Usage Technology and Office Information Systems)
Category: 
Keyword: 
trust, electronic signatures, electronic-document, e-Government, e-Commerce, 
 Summary | Full Text:PDF
Partition-then-Overlap Method for Labeling Cyber Threat Intelligence Reports by Topics over Time
Ryusei NAGASAWA Keisuke FURUMOTO Makoto TAKITA Yoshiaki SHIRAISHI Takeshi TAKAHASHI Masami MOHRI Yasuhiro TAKANO Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2021/05/01
Vol. E104-D  No. 5  pp. 556-561
Type of Manuscript:  Special Section LETTER (Special Section on Data Engineering and Information Management)
Category: 
Keyword: 
topic model, cyber threat intelligence, text mining, multi-labeling, security blog posts, 
 Summary | Full Text:PDF
CCN-Based Vehicle-to-Vehicle Communication in DSRC for Content Distribution in Urban Environments
Haiyan TIAN Yoshiaki SHIRAISHI Masami MOHRI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2019/09/01
Vol. E102-D  No. 9  pp. 1653-1664
Type of Manuscript:  Special Section PAPER (Special Section on Log Data Usage Technology and Office Information Systems)
Category: System Construction Techniques
Keyword: 
vehicular networks, non-safety application, dedicated short range communication (DSRC), content-centric network (CCN), in-network caching, 
 Summary | Full Text:PDF
Character-Level Convolutional Neural Network for Predicting Severity of Software Vulnerability from Vulnerability Description
Shunta NAKAGAWA Tatsuya NAGAI Hideaki KANEHARA Keisuke FURUMOTO Makoto TAKITA Yoshiaki SHIRAISHI Takeshi TAKAHASHI Masami MOHRI Yasuhiro TAKANO Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2019/09/01
Vol. E102-D  No. 9  pp. 1679-1682
Type of Manuscript:  Special Section LETTER (Special Section on Log Data Usage Technology and Office Information Systems)
Category: Cybersecurity
Keyword: 
CVE, CVSS, Convolutional Neural Network, 
 Summary | Full Text:PDF
Authentication Scheme Using Pre-Registered Information on Blockchain
Toshiki TSUCHIDA Makoto TAKITA Yoshiaki SHIRAISHI Masami MOHRI Yasuhiro TAKANO Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2019/09/01
Vol. E102-D  No. 9  pp. 1676-1678
Type of Manuscript:  Special Section LETTER (Special Section on Log Data Usage Technology and Office Information Systems)
Category: System Construction Techniques
Keyword: 
blockchain, authentication, Internet of Things, pseudo-random function, service cooperation, 
 Summary | Full Text:PDF
A Malicious Web Site Identification Technique Using Web Structure Clustering
Tatsuya NAGAI Masaki KAMIZONO Yoshiaki SHIRAISHI Kelin XIA Masami MOHRI Yasuhiro TAKANO Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2019/09/01
Vol. E102-D  No. 9  pp. 1665-1672
Type of Manuscript:  Special Section PAPER (Special Section on Log Data Usage Technology and Office Information Systems)
Category: Cybersecurity
Keyword: 
website structure, malicious website, exploit kit, clustering, 
 Summary | Full Text:PDF
Modeling Attack Activity for Integrated Analysis of Threat Information
Daiki ITO Kenta NOMURA Masaki KAMIZONO Yoshiaki SHIRAISHI Yasuhiro TAKANO Masami MOHRI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2018/11/01
Vol. E101-D  No. 11  pp. 2658-2664
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Forensics and Risk Analysis
Keyword: 
diamond model, threat intelligence, cyber kill chain, incident report, 
 Summary | Full Text:PDF
Zero-Knowledge Identification Scheme Using LDPC Codes
Haruka ITO Masanori HIROTOMO Youji FUKUTA Masami MOHRI Yoshiaki SHIRAISHI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2018/11/01
Vol. E101-D  No. 11  pp. 2688-2697
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Cryptographic Techniques
Keyword: 
zero-knowledge proof, identification, LDPC codes, syndrome decoding problem, 
 Summary | Full Text:PDF
Multi-Environment Analysis System for Evaluating the Impact of Malicious Web Sites Changing Their Behavior
Yoshiaki SHIRAISHI Masaki KAMIZONO Masanori HIROTOMO Masami MOHRI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2017/10/01
Vol. E100-D  No. 10  pp. 2449-2457
Type of Manuscript:  Special Section PAPER (Special Section on Advanced Log Processing and Office Information Systems)
Category: 
Keyword: 
drive-by download attack, web site analysis, multi-environment analysis, forensic, risk hedge, 
 Summary | Full Text:PDF
Attribute Revocable Multi-Authority Attribute-Based Encryption with Forward Secrecy for Cloud Storage
Kenta NOMURA Masami MOHRI Yoshiaki SHIRAISHI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2017/10/01
Vol. E100-D  No. 10  pp. 2420-2431
Type of Manuscript:  Special Section PAPER (Special Section on Advanced Log Processing and Office Information Systems)
Category: 
Keyword: 
ciphertext-policy attribute-based encryption, multiple key authorities, attribute revocation, forward secrecy, 
 Summary | Full Text:PDF
Delivering CRL with Low Bit Rate Network Coded Communication for ITS
Yoshiaki SHIRAISHI Masanori HIROTOMO Masami MOHRI Taisuke YAMAMOTO 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2017/10/01
Vol. E100-D  No. 10  pp. 2440-2448
Type of Manuscript:  Special Section PAPER (Special Section on Advanced Log Processing and Office Information Systems)
Category: 
Keyword: 
intelligent transport system, road-to-vehicle communication, inter-vehicle communication, network coding, public key infrastructure, certificate revocation list, 
 Summary | Full Text:PDF
Attribute Revocable Attribute-Based Encryption with Forward Secrecy for Fine-Grained Access Control of Shared Data
Yoshiaki SHIRAISHI Kenta NOMURA Masami MOHRI Takeru NARUSE Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2017/10/01
Vol. E100-D  No. 10  pp. 2432-2439
Type of Manuscript:  Special Section PAPER (Special Section on Advanced Log Processing and Office Information Systems)
Category: 
Keyword: 
cryptographic cloud storage, ciphertext-policy attribute-based encryption, semantic security, attribute revocation, proxy re-encryption, 
 Summary | Full Text:PDF
Multi-Group Signature Scheme for Simultaneous Verification by Neighbor Services
Kenta NOMURA Masami MOHRI Yoshiaki SHIRAISHI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2017/08/01
Vol. E100-D  No. 8  pp. 1770-1779
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Cryptographic Schemes
Keyword: 
internet of things, local broadcast, digital signature, fiat-shamir transform, low energy, 
 Summary | Full Text:PDF
SSL Client Authentication with TPM
Shohei KAKEI Masami MOHRI Yoshiaki SHIRAISHI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2016/04/01
Vol. E99-D  No. 4  pp. 1052-1061
Type of Manuscript:  Special Section PAPER (Special Section on Cyberworlds)
Category: 
Keyword: 
Trusted Platform Module, public key certificate, OpenID, SSL, client certificate, 
 Summary | Full Text:PDF
On the Probabilistic Computation Method with Reliability for the Weight Distribution of LDPC Codes
Masanori HIROTOMO Masami MOHRI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/04/01
Vol. E95-A  No. 4  pp. 790-800
Type of Manuscript:  PAPER
Category: Coding Theory
Keyword: 
LDPC codes, weight distribution, probabilistic algorithm, 
 Summary | Full Text:PDF
A Probabilistic Algorithm for Computing the Weight Distribution of LDPC Codes
Masanori HIROTOMO Masami MOHRI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/07/01
Vol. E92-A  No. 7  pp. 1677-1689
Type of Manuscript:  PAPER
Category: Coding Theory
Keyword: 
LDPC codes, weight distribution, probabilistic method, minimum distance, 
 Summary | Full Text:PDF
On Good Convolutional Codes with Optimal Free Distance for Rates 1/2, 1/3 and 1/4
Naoto SONE Masami MOHRI Masakatu MORII Hiroshi SASANO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2001/01/01
Vol. E84-B  No. 1  pp. 116-119
Type of Manuscript:  LETTER
Category: Fundamental Theories
Keyword: 
convolutional code, optimum free distance (OFD), minimum free distance, Cedervall-Johannesson algorithm, 
 Summary | Full Text:PDF
A Probabilistic Algorithm for Determining the Minimum Weight of Cyclic Codes
Masami MOHRI Masakatu MORII 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1998/10/25
Vol. E81-A  No. 10  pp. 2170-2173
Type of Manuscript:  Special Section LETTER (Special Section on Information Theory and Its Applications)
Category: Coding Theory
Keyword: 
minimum weight, cyclic codes, probabilistic algorithm, 
 Summary | Full Text:PDF