Takuya WATANABE


1-day, 2 Countries — A Study on Consumer IoT Device Vulnerability Disclosure and Patch Release in Japan and the United States
Asuka NAKAJIMA Takuya WATANABE Eitaro SHIOJI Mitsuaki AKIYAMA Maverick WOO 
Publication:   
Publication Date: 2020/07/01
Vol. E103-D  No. 7  pp. 1524-1540
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Network and System Security
Keyword: 
consumer IoTvulnerability disclosurepatchexploitmeasurement
 Summary | Full Text:PDF(1MB)

Comparative Analysis of Three Language Spheres: Are Linguistic and Cultural Differences Reflected in Password Selection Habits?
Keika MORI Takuya WATANABE Yunao ZHOU Ayako AKIYAMA HASEGAWA Mitsuaki AKIYAMA Tatsuya MORI 
Publication:   
Publication Date: 2020/07/01
Vol. E103-D  No. 7  pp. 1541-1555
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Network and System Security
Keyword: 
user authenticationpassword securitycross-cultural analysis
 Summary | Full Text:PDF(853.8KB)

Follow Your Silhouette: Identifying the Social Account of Website Visitors through User-Blocking Side Channel
Takuya WATANABE Eitaro SHIOJI Mitsuaki AKIYAMA Keito SASAOKA Takeshi YAGI Tatsuya MORI 
Publication:   
Publication Date: 2020/02/01
Vol. E103-D  No. 2  pp. 239-255
Type of Manuscript:  Special Section PAPER (Special Section on Security, Privacy, Anonymity and Trust in Cyberspace Computing and Communications)
Category: Network Security
Keyword: 
web security and privacyside channeluser identification
 Summary | Full Text:PDF(1.4MB)

Study on the Vulnerabilities of Free and Paid Mobile Apps Associated with Software Library
Takuya WATANABE Mitsuaki AKIYAMA Fumihiro KANEI Eitaro SHIOJI Yuta TAKATA Bo SUN Yuta ISHII Toshiki SHIBAHARA Takeshi YAGI Tatsuya MORI 
Publication:   
Publication Date: 2020/02/01
Vol. E103-D  No. 2  pp. 276-291
Type of Manuscript:  Special Section PAPER (Special Section on Security, Privacy, Anonymity and Trust in Cyberspace Computing and Communications)
Category: Network Security
Keyword: 
mobile appsoftware libraryvulnerability
 Summary | Full Text:PDF(1.7MB)

Understanding the Inconsistency between Behaviors and Descriptions of Mobile Apps
Takuya WATANABE Mitsuaki AKIYAMA Tetsuya SAKAI Hironori WASHIZAKI Tatsuya MORI 
Publication:   
Publication Date: 2018/11/01
Vol. E101-D  No. 11  pp. 2584-2599
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Mobile Application and Web Security
Keyword: 
mobile securityandroidtextual descriptionprogram analysisprivacy leakage
 Summary | Full Text:PDF(1.5MB)

APPraiser: A Large Scale Analysis of Android Clone Apps
Yuta ISHII Takuya WATANABE Mitsuaki AKIYAMA Tatsuya MORI 
Publication:   
Publication Date: 2017/08/01
Vol. E100-D  No. 8  pp. 1703-1713
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Program Analysis
Keyword: 
mobile securityAndroidrepackaginglarge-scale data
 Summary | Full Text:PDF(1.3MB)

Tracking the Human Mobility Using Mobile Device Sensors
Takuya WATANABE Mitsuaki AKIYAMA Tatsuya MORI 
Publication:   
Publication Date: 2017/08/01
Vol. E100-D  No. 8  pp. 1680-1690
Type of Manuscript:  Special Section PAPER (Special Section on Information and Communication System Security)
Category: Privacy
Keyword: 
mobile securityside-channel attacklocation identification
 Summary | Full Text:PDF(1.4MB)

Theoretical Study of Assist Light Effect on XGM and XPM-Based Wavelength-Conversion Using SOAs
Kenichiro TSUJI Takuya WATANABE Noriaki ONODERA Masatoshi SARUWATARI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/05/01
Vol. E88-C  No. 5  pp. 973-980
Type of Manuscript:  Special Section PAPER (Joint Special Section on Recent Progress in Optoelectronics and Communications)
Category: Optical Active Devices and Modules
Keyword: 
wavelength conversionsemiconductor optical amplifiercross-gain modulationcross-phase modulationassist light
 Summary | Full Text:PDF(1.2MB)