• 05/2009 - present: University of Waterloo, P.H.D. Student in Electrical and Computer Engineering, BBCR Lab
• 09/2006 - 03/2009: Shanghai Jiao Tong University(SJTU), Master of Engineering Major in Computer Science and Engineering, Trusted Digital Technology Lab
• 09/2002 - 06/2006: Shanghai Jiao Tong University(SJTU), Bachelor of Engineering Major in Computer Science and Engineering

Research Interests

• Security and privacy issues in e-healthcare system (Currently maintain Bibliography on Secure E-Healthcare System)
• Security and privacy issues in mobile social networks
• Applied cryptography (Currently maintain Bibliography on Attribute Based Encryption)
• Network security

Academic Experiences

• 11/2008 - 11/2008 Tokyo, Japan, National Institute of Information and Communications Technology(NICT), Visiting Student, Security Foundation Group.
• 07/2005 - 09/2005 Beijing, China, Microsoft Research Asia(MSRA). Visiting Student,Wireless and Networking Group.
• 07/2004 - 06/2006 Shanghai, China, Trusted Digital Technology(TDT) Lab, SJTU. Undergraduate Student Research Assistant.

• X. Liang, X. Li, R. Lu, X. Lin, and X. Shen, "SEER: A Secure and Efficient Service Review System for Service-Oriented Mobile Social Networks," Proc. ICDCS 2012.
• R. Lu, X. Liang, X. Li, X. Lin, and X. Shen, "EPPA: An Efficient and Privacy-Preserving Aggregation Scheme for Secure Smart Grid Communications," IEEE Trans. on Parallel and Distributed Systems , 2012, to appear.
• X. Liang, M. Barua, R. Lu, X. Lin, and X. Shen , "HealthShare: Achieving Secure and Privacy-preserving Health Information Sharing through Health Social Networks," Computer Communications - special issue on Smart and Interactive Ubiquitous Multimedia Services. To appear.
• X. Liang, X. Li, R. Lu, X. Lin, and X. Shen, "Enabling Pervasive Healthcare with Privacy Preservation in Smart Community," In Proc. IEEE ICC 2012.
• X. Liang, X. Li, Q. Shen, R. Lu, X. Lin, X. Shen, and Weihua Zhang, "Exploiting Prediction to Enable Secure and Reliable Routing in Wireless Body Area Networks," In Proc. IEEE INFOCOM 2012. [PDF]
• R. Lu, X. Lin, H. Luan, X. Liang, X. Li, L. Chen, and X. Shen, "PReFilter: A Privacy-preserving Relay Filtering Scheme for Delay Tolerant Networks," In Proc. IEEE INFOCOM 2012. [PDF]
• X. Liang, M. Barua, R. Lu, and X. Shen , "Privacy-preserving Wireless Data Transmission for e-Healthcare Applications," IEEE COMSOC MMTC E-Letter - TECHNOLOGY ADVANCE COLUMN on Multimedia Communications for Ubiquitous Healthcare, Vol. 6, No. 11, pp. 39-41, 2011.
• X. Li, S. He, J. Chen, X. Liang, R. Lu, and X. Shen, "Coordinate-free Distributed Algorithm for Boundary Detection in Wireless Sensor Networks," Proc. IEEE Globecom 2011.
• X. Liang, X. Li, R. Lu, X. Lin, and X. Shen, "An Efficient and Secure User Revocation Scheme in Mobile Social Networks," Proc. IEEE Globecom 2011.
• X. Li, X. Liang, R. Lu, S. He, J. Chen, and X. Shen, "Toward Reliable Actor Service in Wireless Sensor and Actor Networks," Proc. IEEE MASS 2011.
• R. Lu, X. Lin, X. Liang, and X. Shen, "A Dynamic Privacy-Preserving Key Management Scheme for Location Based Services in VANETs," IEEE Trans. on Intelligent Transportation Systems, to appear.
• X. Liang, X. Li, R. Lu, X. Lin, and X. Shen, "Fine-grained Identification with Real-time Fairness in Mobile Social Networks," Proc. IEEE ICC 2011, Kyoto, Japan, June 5 - 9, 2011.
• X. Li, R. Lu, X. Liang, and X. Shen, "Side Channel Monitoring: Packet Drop Attack Detection in Wireless Ad Hoc Networks," Proc. IEEE ICC 2011, Kyoto, Japan, June 5 - 9, 2011.
• X. Li, R. Lu, X. Liang, J. Chen, X. Lin, and X. Shen, "Smart Community: an Internet of Things Application," IEEE Communications Magazine - Feature Topic on Recent Progress in Internet of Things, Vol. 49, No. 11, pp. 68-75, 2011.
• M. Barua, X. Liang, R. Lu, and X. Shen, "ESPAC: Enabling Security and Patient-centric Access Control for eHealth in Cloud Computing," Int. J. of Security and Networks (IJSN), Vol. 6, No. 2/3, pp. 67-76, 2011.
• R. Lu, X. Li, X. Liang, X. Lin, and X. Shen, "GRS: The Green, Reliability, and Security of Emerging Machine to Machine Communications," IEEE Communications Magazine - Feature Topic on Recent Progress in Machine to Machine Communications, Vol. 49, No. 4, pp. 28-35, 2011.
• X. Liang, R. Lu, L. Chen, X. Lin, and X. Shen, "PEC: A Privacy-preserving Emergency Call Scheme for Mobile Healthcare Social Networks," Journal of Communications and Networks, Vol. 13, No. 2, pp. 102-112, 2011.
• X. Lin, R. Lu, X. Liang and X. Shen, "STAP: A Social-Tier-Assisted Packet Forwarding Protocol for Achieving Receiver-Location Privacy Preservation in VANETs," Proc. IEEE INFOCOM 2011.
• M. Barua, X. Liang, R. Lu, and X. Shen, "PEACE: An Efficient and Secure Patient-centric Access Control Scheme for eHealth Care System," Proc. IEEE INFOCOM'11-SCNC, 2011.
• M. Barua, M. S. Alam, X. Liang, and X. Shen, "Secure and Quality of Service Assurance Scheduling Scheme for WBAN with Application to eHealth," Proc. IEEE WCNC 2011.
• X. Liang, R. Lu, X. Lin, X. Shen, "Message Authentication with Non-transferability for Location Privacy in Mobile Ad hoc Networks," Proc. IEEE Globecom 2010.
• R. Lu, X. Lin, X. Liang, and X. Shen, "Sacrificing the Plum Tree for the Peach Tree: A Socialspot Tactic for Protecting Receiver-location Privacy in VANET," Proc. IEEE Globecom 2010.
• R. Lu, X. Lin, H. Zhu, X. Liang, and X. Shen , "BECAN: A Bandwidth-Efficient Cooperative Authentication Scheme for Filtering Injected False Data in Wireless Sensor Networks," IEEE Trans. on Parallel and Distributed Systems, vol. 23, No. 1, pp. 32-43, 2010.
• X. Liang, R. Lu, X. Lin, and X. Shen, "PPC: Privacy-preserving Chatting in Vehicular Peer-to-peer Networks," Proc. VTC2010-Fall.
• R. Lu , X. Lin, X. Liang, and X. Shen, "Secure Handshake with Symptoms-matching: The Essential to the Success of mHealthcare Social Network," Proc. BodyNets 2010. Best Paper Award
• R. Lu, X. Lin, X. Liang, and X. Shen , "A Secure Handshake Scheme with Symptoms-Matching for mHealthcare Social Network," ACM Mobile Networks and Applications (MONET), Vol. 16, No. 6, 2011.
• X. Liang, R. Lu, X. Lin, and X. Shen, "Patient Self-controllable Access Policy on PHI in eHealthcare Systems," AHIC 2010.
• H. Lin, Z. Cao , X. Liang , J. Shao, "Secure threshold multi authority attribute based encryption without a central authority," Information Sciences, Vol. 180, No. 13, pp. 2618-2632, 2010.
• J. Shao , Z. Cao , X. Liang , H. Lin, "Proxy re-encryption with keyword search," Information Sciences, Vol. 180 NO. 13, pp. 2576-2587, 2010.
• H. Lin, Z. Cao, X. Liang, Muxin Zhou, Haojin Zhu, Dongsheng Xing, "How to Construct Interval Encryption from Binary Tree Encryption," ACNS 2010.
• R. Lu , X. Lin, X. Liang, and X. Shen, "Secure Provenance: The Essential of Bread and Butter of Data Forensics in Cloud Computing," ASIACCS 2010.
• X. Liang, Z. Cao, H. Lin and D. Xing, "Provably Secure and Efficient Bounded Ciphertext Policy Attribute Based Encryption," ASIACCS 2009.
• X. Liang, Z. Cao, H. Lin and J. Shao, "Attribute Based Proxy Re-encryption with Delegating Capabilities," ASIACCS 2009.
• H. Lin, Z. Cao, X. Liang and J. Shao, "Secure Threshold Multi-authority Attribute Based Encryption without a Central Authority," INDOCRYPT 2008.
• X. Liang, Z. Cao, R. Lu, and L. Qin, "Efficient and Secure Protocol in Fair Document Exchange," Computer Standards & Interfaces, Vol. 30, No. 3, pp. 167-176, 2008.
• R. Lu, X. Lin, Z. Cao, J. Shao, and X. Liang, "New (t, n) Threshold Directed Signature Scheme with Provable Security," Information Sciences, Vol. 178, No. 3, 2008, pp. 756-765.
• J. Shao, Z. Cao, L. Wang and X. Liang, "Proxy Re-signature Schemes without Random Oracles," INDOCRYPT 2007, LNCS Vol. 4859, pp. 197-209, 2007.
• X. Liang, Z. Cao, J. Shao and H. Lin, "Short Group Signature without Random Oracles," ICICS 2007, LNCS Vol. 4861, pp. 69-82, 2008.
• X. Liang, Z. Cao, Z. Chai and R. Lu, "ID-based Threshold Blind Signature scheme from Bilinear Pairing," ChinaCrypt 2006, pp.244 - 252, 2006.

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