Guan-Hua (Scott) Tu

Assistant Professor

Department of Computer Science and Engineering,
Michigan State University
428 S SHAW LN, ROOM 3115
East Lansing, MI 48824-1266
Email: ghtu AT msu.edu
Office: 1124 Engineering Building
My CV

Selected Publications

(full list)

Journal Publications

  • [ToN'22]: Yu-Han Lu, Sandy Hsin-Yu Hsiao, Chi-Yu Li, Yi-Chen Hsieh, Po-Yi Chou, Yao-Yu Li, Tian Xie, and Guan-Hua Tu, "Insecurity of Operational IMS Call Systems: Vulnerabilities, Attacks, and Countermeasures," Accepted by IEEE/ACM Transactions on Networking, to appear (Impact Factor:3.56).
  • [TMC'22]: Tian Xie, Sihan Wang, Xinyu Lei, Jingwen Shi, Guan-Hua Tu, and Chi-Yu Li, "MPKIX: Towards More Accountable and Secure Internet Application Services via Mobile Networked Systems," Accepted by IEEE Transactions on Mobile Computing, to appear (Impact Factor:5.57) (Paper , BibTex ).
  • [TMC'21]: Tian Xie, Guan-Hua Tu, Bangjie Yin, Chi-Yu Li, Chunyi Peng, Mi Zhang, Hui Liu, and Xiaoming Liu, "The Untold Secrets of WiFi-Calling Services: Vulnerabilities, Attacks, and Countermeasures," IEEE Transactions on Mobile Computing, Volume: 20, Issue: 11, pp. 3131 - 3147, Nov. 1 2021 (Impact Factor:5.57) (Paper , BibTex ).
  • [TMC'21]: Tian Xie, Guan-Hua Tu, Chi-Yu Li, and Chunyi Peng, "How Can IoT Services Pose New Security Threats In Operational Cellular Networks?," IEEE Transactions on Mobile Computing, vol. 20, no. 8, pp. 2592-2606, 1 Aug. 2021 (Impact Factor:5.57) (Paper , BibTex ).
  • [ToN'18]: Yuanjie Li, Chunyi Peng, Haotian Deng, Zengwen Yuan, Guan-Hua Tu, Jiayao Li, and Songwu Lu, "Device-Customized Multi-Carrier Network Access on Commodity Smartphones," IEEE/ACM Transactions on Networking, vol. 26, no. 6, pp. 2542-2555, Dec. 2018 (Impact Factor:3.56) (Paper , BibTex ).
  • [ToN'16]: Guan-Hua Tu, Yuanjie Li, Chunyi Peng, Chi-Yu Li, and Songwu Lu, "Detecting Problematic Control-Plane Protocol Interactions in Mobile Networks," IEEE/ACM Transactions on Networking , vol. 24, no. 2, pp. 1209-1222, April 2016 (Impact Factor:3.56) (Paper , BibTex ).

Conference Publications

  • [MobiCom'22]: Yiwen Hu, Min-Yue Chen, Guan-Hua Tu, Chi-Yu Li, Sihan Wang, Jingwen Shi, Tian Xie, Xiao Li, Chunyi Peng, Zhaowei Tan, Songwu Lu, "Uncovering Insecure Designs of Cellular Emergency Services (911)," Accepted by Proceedings of ACM the 28th Annual International Conference On Mobile Computing And Networking (MobiCom) 2022,
    October 17- October 21, 2022, Sydney, Australia (Acceptance rate: 56/314 = 17.83%), Best Community Paper Award Runner-Up, AT&T Security Award (Paper , BibTex ).
  • [MobiCom'21]: Sihan Wang, Guan-Hua Tu, Xinyu Lei, Tian Xie, Chi-Yu Li, Po-Yi Chou, Fucheng Hsieh, Yiwen Hu, Li Xiao, and Chunyi Peng, "Insecurity of Operational Cellular IoT Service: New Vulnerabilities, Attacks, and Countermeasures," Proceedings of ACM the 27th Annual International Conference On Mobile Computing And Networking (MobiCom) 2021,
    March 28 - April 1, 2022, New Orleans, United States, pp. 437-450 (Acceptance rate: 59/297 = 19.9%) (Paper , BibTex ).
  • [MobiCom'20]: Yu-Han Lu, Chi-Yu Li, Yao-Yu Li, Sandy Hsin-Yu Hsiao, Tian Xie, Guan-Hua Tu, and Wei-Xun Chen, "Ghost Calls from Operational 4G Call Systems: IMS Vulnerability, Call DoS Attack, and Countermeasure," Proceedings of ACM the 26th Annual International Conference On Mobile Computing And Networking (MobiCom) 2020, Sep.21-25, 2020, London, United Kingdom, pp. 1-14 (Acceptance rate: 62/384 = 16.15%).
  • [MobiSys'20]: Xinyu Lei, Guan-Hua Tu, Chi-Yu Li, Tian Xie, and Mi Zhang, "SecWIR: Securing Smart Home IoT Communications via Wi-Fi Routers with Embedded Intelligence," Proceedings of the 18th ACM International Conference on Mobile Systems, Applications, and Service (MobiSys) 2020, June 16-19, 2020, Toronto, Canada, pp. 260-272 (Acceptance rate: 34/175 = 19.4%) (Paper , BibTex ).
  • [ICDE'19]: Xinyu Lei, Alex X. Liu, Rui Li, and Guan-Hua Tu, "SecEQP: A Secure and Efficient Scheme for SkNN Query Problem over Encrypted Geodata on Cloud," Proceedings of IEEE the 35th International Conference on Data Engineering (ICDE) 2019, April 8-11, 2019, Macau SAR, China, pp. 662-673 (Acceptance rate: 126/470: 26.8%) (Paper , slides , BibTex ).
  • [CNS'18]: Tian Xie, Guan-Hua Tu, Chi-Yu Li, Chunyi Peng, Jaiwei Li, and Mi Zhang, "The Dark Side of Operational Wi-Fi Calling Services," Proceedings of IEEE Conference on Communications and Network Security (CNS) 2018, May 30 - June 1, 2018, Beijing, China, pp. 1-9 (Acceptance rate: 51/181 = 28.1%) (Paper , slides , BibTex ) Best Paper Award, Google Security Reward.
  • [CCS'16]: Guan-Hua Tu, Chi-Yu Li, Chunyi Peng, Yuanjie Li, and Songwu Lu, "New Security Threats Caused by IMS-based SMS Service in 4G LTE Networks," Proceedings of the 23rd ACM Conference on Computer and Communications Security (CCS) 2016, October 24-28, 2016, Vienna, Austria, pp. 1118-1130 (Acceptance rate: 137/837 = 16.4%) (Paper , slides , BibTex ).
    Facebook Security Award
  • [NSDI'16]: Yuanjie Li, Haotian Deng, Chunyi Peng, Zengwen Yuan, Guan-Hua Tu, Jiayao Li, and Songwu Lu, "iCellular: Device-Customized Cellular Network Access on Commodity Smartphones," Proceedings of the 13rd USENIX Symposium on Networked Systems Design and Implementation (NSDI), 2016, March 16-18, 2016, Santa Clara, CA, pp. 643-656 (Acceptance rate: 45/225 = 20%) (Paper ).
  • [CCS'15]: Chi-Yu Li*, Guan-Hua Tu* (*:Co-Primary), Chunyi Peng, Zengwen Yuan, Yuanjie Li, Songwu Lu, Xinbing Wang, "Insecurity of Voice Solution VoLTE in LTE Mobile Networks," Proceedings of the 22nd ACM Conference on Computer and Communications Security (CCS) 2015, October 12-16, 2015, Denver, Colorado, USA, pp. 316-327 (Acceptance rate: 128/646 = 19.8%) (Paper , slides , BibTex ).
  • [SIGCOMM'14]: Guan-Hua Tu, Yuanjie Li, Chunyi Peng, Chi-Yu Li, Hongyi Wang, and Songwu Lu, "Control-Plane Protocol Interactions in Cellular Networks," Proceedings of ACM Special Interest Group on Data Communication (SIGCOMM), 2014, August 17-22, 2014, Chicago, Illinois, USA, pp. 223-234 (Acceptance rate: 45/237 = 19.0%) (Paper , slides , BibTex ).
  • [CCS'14]: Chunyi Peng, Chi-Yu Li, Hongyi Wang, Guan-Hua Tu, and Songwu Lu, "Real Threats to Your Data Bills: Security Loopholes and Defenses in Mobile Data Charging," Proceedings of the 21st ACM Conference on Computer and Communications Security (CCS) 2014, November 3 - 7, 2014, Scottsdale, Arizona, USA, pp. 727-738 (Acceptance rate: 114/585 = 19.5%)(Paper , BibTex ).
  • [MobiCom'13]: Guan-Hua Tu, Chunyi Peng, Hongyi Wang, Chi-Yu Li, and Songwu Lu, "How Voice Calls Affect Data in Operational LTE Networks," Proceedings of ACM the 19th Annual International Conference On Mobile Computing And Networking (MobiCom) 2013, Sep.30 - Oct. 4, 2013, Miami, Florida, USA, pp. 87-98 (Acceptance rate: 28/208= 13.5%) (Paper , slides, BibTex ).
  • [MobiSys'13]: Guan-Hua Tu, Chunyi Peng, Chi-Yu Li, Xingyu Ma, Hongyi Wang, Tao Wang, and Songwu Lu, "Accounting for Roaming Users on Mobile Data Access: Issues and Root Causes," Proceedings of the 11th ACM International Conference on Mobile Systems, Applications, and Service (MobiSys) 2013, June 25-28, 2020, Taipei, Taiwan, pp. 305-318 (Acceptance rate: 33/211= 15.6%) (Paper , slides, BibTex ).
  • [MobiCom'12]: Chunyi Peng*, Guan-Hua Tu* (*:Co-Primary), Chi-Yu Li, and Songwu Lu, "Can We Pay for What We Get in 3G Data Access?," Proceedings of ACM the 18th Annual International Conference On Mobile Computing And Networking (MobiCom) 2012, August 22-26, 2012, Istanbul, Turkey, pp. 113-124 (Acceptance rate: 32/212 = 15.1%) (Paper , BibTex )).
  • [CCS'12]: Chunyi Peng, Chi-Yu Li, Guan-Hua Tu, Songwu Lu, and Lixia Zhang, "Mobile Data Charging: New Attacks and Countermeasures," Proceedings of the 19th ACM Conference on Computer and Communications Security (CCS) 2012, Oct. 16-18, 2012, Raleigh, NC, USA, pp. 195-204 (Acceptance rate: 80/423 = 18.9%)(Paper , slides, BibTex ).

US Patents (Granted)

  1. Mobile communication apparatus having anti-theft and auto-notification functions,
    Anku Jain, Amit Kumar, Guan-Hua Tu,
    Patent Number: US 10,064,050, August 2018.
  2. Mobile communication apparatus having anti-theft and auto-notification functions,
    Anku Jain, Amit Kumar, Guan-Hua Tu,
    Patent Number: US 9,241,058, January 2016.
  3. Mobile communication apparatus having anti-theft and auto-notification functions,
    Anku Jain, Amit Kumar, Guan-Hua Tu,
    Patent Number: US 9,160,830, October 2015.
  4. Method and mobile apparatus of receiving a multimedia message,
    Guan-Hua Tu, J.-C Wang,
    Patent number: US 7,835,758, November, 2010.
  5. Messaging service interoperability methods and related devices,
    Kuan-Hua Tu, J.-C Wang,
    Patent number: US 7,685,291, May, 2010.
  6. Mobile communication apparatus having anti-theft and auto-notification functions,
    Guan-Hua Tu,
    Patent Number: US 7,574,235, August 2009.
  7. Method and system for serverless VOIP service in personal communication network,
    Guan-Hua Tu,
    Patent Number: US 7,519,075, April, 2009.
  8. An Overflow Control Mechanism for Frame Synchronization of Base Station in Wireless Communication Systems,
    Phone Lin, Y.-B. Lin, Guan-Hua Tu, and R.-G Cheng,
    Patent Number: US Patent: 7,359,356, August 2008.