Daiki NOBAYASHI


Efficient Data Diffusion and Elimination Control Method for Spatio-Temporal Data Retention System
Shumpei YAMASAKI Daiki NOBAYASHI Kazuya TSUKAMOTO Takeshi IKENAGA Myung J. LEE 
Publication:   
Publication Date: 2021/07/01
Vol. E104-B  No. 7  pp. 805-816
Type of Manuscript:  Special Section PAPER (Special Section on Future Directions of Research and Development on Communication Quality)
Category: 
Keyword: 
STDdata retentiondiffusion and eliminationdynamic transmission interval control
 Summary | Full Text:PDF(3MB)

An Approach for Identifying Malicious Domain Names Generated by Dictionary-Based DGA Bots
Akihiro SATOH Yutaka NAKAMURA Yutaka FUKUDA Daiki NOBAYASHI Takeshi IKENAGA 
Publication:   
Publication Date: 2021/05/01
Vol. E104-D  No. 5  pp. 669-672
Type of Manuscript:  Special Section LETTER (Special Section on the Architectures, Protocols, and Applications for the Future Internet)
Category: 
Keyword: 
dga botdictionary-based domain generation algorithmdomain namenetwork security
 Summary | Full Text:PDF(153.1KB)

Transmission Control Method for Data Retention Taking into Account the Low Vehicle Density Environments
Ichiro GOTO Daiki NOBAYASHI Kazuya TSUKAMOTO Takeshi IKENAGA Myung LEE 
Publication:   
Publication Date: 2021/04/01
Vol. E104-D  No. 4  pp. 508-512
Type of Manuscript:  LETTER
Category: Information Network
Keyword: 
Internet of Thingsspatio-temporal datalocal production and consumption of datadata retention
 Summary | Full Text:PDF(719.8KB)

Geolocation-Centric Information Platform for Resilient Spatio-temporal Content Management
Kazuya TSUKAMOTO Hitomi TAMURA Yuzo TAENAKA Daiki NOBAYASHI Hiroshi YAMAMOTO Takeshi IKENAGA Myung LEE 
Publication:   
Publication Date: 2021/03/01
Vol. E104-B  No. 3  pp. 199-209
Type of Manuscript:  INVITED PAPER (Special Section on Fusion of Network Virtualization/Softwarization and Artificial Intelligence towards Beyond-5G Innovative IoT Services)
Category: Network
Keyword: 
geolocation-centriccross-domain data fusionlocal production for local consumption
 Summary | Full Text:PDF(8.6MB)

Adaptive Server and Path Switching for Content Delivery Networks
Hiroyuki NISHIMUTA Daiki NOBAYASHI Takeshi IKENAGA 
Publication:   
Publication Date: 2020/11/01
Vol. E103-D  No. 11  pp. 2389-2393
Type of Manuscript:  LETTER
Category: Information Network
Keyword: 
CDNroute controlserver selectionquality of service
 Summary | Full Text:PDF(300.9KB)

Clustering Malicious DNS Queries for Blacklist-Based Detection
Akihiro SATOH Yutaka NAKAMURA Daiki NOBAYASHI Kazuto SASAI Gen KITAGATA Takeshi IKENAGA 
Publication:   
Publication Date: 2019/07/01
Vol. E102-D  No. 7  pp. 1404-1407
Type of Manuscript:  LETTER
Category: Information Network
Keyword: 
malwareblacklistDNS querymachine learning
 Summary | Full Text:PDF(173.2KB)

A Dynamic Channel Switching for ROD-SAN
Daiki NOBAYASHI Yutaka FUKUDA Kazuya TSUKAMOTO Takeshi IKENAGA 
Publication:   
Publication Date: 2019/05/01
Vol. E102-D  No. 5  pp. 920-931
Type of Manuscript:  Special Section PAPER (Special Section on the Architectures, Protocols, and Applications for the Future Internet)
Category: 
Keyword: 
wireless sensor and actuator networksROD-SANchannel switching
 Summary | Full Text:PDF(1.3MB)

Development of Single Sign-On System with Hardware Token and Key Management Server
Daiki NOBAYASHI Yutaka NAKAMURA Takeshi IKENAGA Yoshiaki HORI 
Publication:   IEICE TRANSACTIONS on Information and Systems
Publication Date: 2009/05/01
Vol. E92-D  No. 5  pp. 826-835
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Authentication and Authorization Techniques
Keyword: 
single sign-onhardware tokenkey management serverauthenticationsecurity
 Summary | Full Text:PDF(795.9KB)