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• 2011

  A communication-efficient three-party password authenticated key exchange protocol

  Chang, T-Y., Hwang, M. S. & Yang, W. P., 2011 Jan 1, In: Information Sciences. 181, 1, p. 217-226 10 p.

  Research output: Contribution to journal › Article › peer-review

  • Authenticated Key Exchange
  • Password
  • Authentication
  • Server
  • Communication
  82 Citations (Scopus)

• An ID-based multi-signer universal designated multi-verifier signature scheme

  Chang, T. Y., 2011 Jul 1, In: Information and Computation. 209, 7, p. 1007-1015 9 p.

  Research output: Contribution to journal › Article › peer-review

  • Multisignature
  • Identity-based
  • Signature Scheme
  • Signature
  • Bilinear Pairings
  18 Citations (Scopus)

• An improved multi-stage secret sharing scheme based on the factorization problem

  Chang, T. Y., Hwang, M. S. & Yang, W. P., 2011, In: Information Technology and Control. 40, 3, p. 246-251 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Hash functions
  • Factorization
  12 Citations (Scopus)

• A novel and simple statistical fusion method for user authentication through keystroke features

  Cheng, P. C., Chang, T. Y., Tsai, C. J., Li, J. W. & Wu, C. S., 2011 Feb, In: Journal of Convergence Information Technology. 6, 2, p. 347-356 10 p.

  Research output: Contribution to journal › Article › peer-review

  • Authentication
  • Fusion reactions
  • Classifiers
  • Experiments
  3 Citations (Scopus)

• User-anonymous and short-term Conference Key Distribution System via link-layer routing in mobile communications

  Chang, T. Y. & Hwang, M. S., 2011 May, In: International Journal of Mobile Communications. 9, 2, p. 144-158 15 p.

  Research output: Contribution to journal › Article › peer-review

  • Hotels
  • Secure communication
  • Mobile computing
  • Computational complexity
  • Wireless networks
  10 Citations (Scopus)
• 2012

  A graphical-based password keystroke dynamic authentication system for touch screen handheld mobile devices

  Chang, T. Y., Tsai, C. J. & Lin, J. H., 2012 May, In: Journal of Systems and Software. 85, 5, p. 1157-1165 9 p.

  Research output: Contribution to journal › Article › peer-review

  • Touch screens
  • Authentication
  • Mobile computing
  • Computer keyboards
  • Graphical user interfaces
  79 Citations (Scopus)

• An approach for user authentication on non-keyboard devices using mouse click characteristics and statistical-based classification

  Tsai, C. J., Chang, T. Y., Yang, Y. J., Wu, M. S. & Li, Y. C., 2012 Nov 27, In: International Journal of Innovative Computing, Information and Control. 8, 11, p. 7875-7886 12 p.

  Research output: Contribution to journal › Article › peer-review

  • User Authentication
  • Mouse
  • Authentication
  • Password Authentication
  • Mobile Phone
  13 Citations (Scopus)

• A simple keystroke dynamics-based authentication system using means and standard deviations

  Liu, C. L., Chang, T. Y., Chiang, M. L. & Tsai, C. J., 2012 Jul 18, In: Journal of Internet Technology. 13, 3, p. 439-444 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Authentication
  5 Citations (Scopus)

• Cryptanalysis on an improved version of ElGamal-Like Public-Key Encryption Scheme for encrypting large messages

  Chang, T. Y., Hwang, M. S. & Yang, W. P., 2012 Jan 1, In: Informatica (Netherlands). 23, 4, p. 537-562 26 p.

  Research output: Contribution to journal › Article › peer-review

  • Public Key Encryption
  • Cryptanalysis
  • Cryptography
  • Repair
  • Computational complexity
  7 Citations (Scopus)

• Dynamically generate a long-lived private key based on password keystroke features and neural network

  Chang, T. Y., 2012 Nov 30, In: Information sciences. 211, p. 36-47 12 p.

  Research output: Contribution to journal › Article › peer-review

  • Password
  • Electronic document identification systems
  • Security of data
  • Neural Networks
  • Integrated circuits
  17 Citations (Scopus)

• Improvement of convertible authenticated encryption schemes and its multiple recipients version

  Chang, T-Y., Yang, C. C. & Hwang, M. S., 2012 Dec 1, In: International Journal of Security and its Applications. 6, 4, p. 151-162 12 p.

  Research output: Contribution to journal › Article › peer-review

  • Cryptography
  • Authentication
  • Computational complexity
  1 Citation (Scopus)

• Simultaneously construct IRT-based parallel tests based on an adapted CLONALG algorithm

  Chang, T. Y. & Shiu, Y. F., 2012 Jun 1, In: Applied Intelligence. 36, 4, p. 979-994 16 p.

  Research output: Contribution to journal › Article › peer-review

  • Linear programming
  • Computational complexity
  • Polynomials
  • Genetic algorithms
  • Specifications
  13 Citations (Scopus)

• The batch verifying multiple digital signature scheme: A modified version of Ohta-Okamoto digital signature

  Hwang, M. S., Chang, T. Y. & Yang, W. P., 2012 Oct 8, Proceedings - 2012 8th International Conference on Computing Technology and Information Management, ICCM 2012. p. 732-735 4 p. 6268596. (Proceedings - 2012 8th International Conference on Computing Technology and Information Management, ICCM 2012; vol. 2).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Electronic document identification systems
• 2013

  A new group signature scheme based on RSA assumption

  Yang, C. C., Chang, T. Y. & Hwang, M. S., 2013, In: Information Technology and Control. 42, 1, p. 61-66 6 p.

  Research output: Contribution to journal › Article › peer-review
  6 Citations (Scopus)

• A personalized e-course composition based on a genetic algorithm with forcing legality in an adaptive learning system

  Chang, T. Y. & Ke, Y. R., 2013 Jan 1, In: Journal of Network and Computer Applications. 36, 1, p. 533-542 10 p.

  Research output: Contribution to journal › Article › peer-review

  • Learning systems
  • Genetic algorithms
  • Chemical analysis
  • Particle swarm optimization (PSO)
  • Students
  18 Citations (Scopus)
• 2016

  A changeable personal identification number-based keystroke dynamics authentication system on smart phones

  Chang, T. Y., Tsai, C. J., Tsai, W. J., Peng, C. C. & Wu, H. S., 2016 Oct 1, In: Security and Communication Networks. 9, 15, p. 2674-2685 12 p.

  Research output: Contribution to journal › Article › peer-review

  • Authentication
  • Biometrics
  • Glossaries
  • Experiments
  10 Citations (Scopus)
• 2017

  Password authenticated key exchange and protected password change protocols

  Chang, T. Y., Hwang, M. S. & Yang, C. C., 2017 Aug, In: Symmetry. 9, 8, 134.

  Research output: Contribution to journal › Article › peer-review

  • Authenticated Key Exchange
  • Password
  • attack
  • Denial of Service
  • Random Oracle Model
  1 Citation (Scopus)
• 2018

  Ephemeral-secret-leakage secure ID-based three-party Authenticated Key Agreement Protocol for mobile distributed computing environments

  Liu, C. L., Tsai, W. J., Chang, T-Y. & Liu, T. M., 2018 Apr 1, In: Symmetry. 10, 4, 84.

  Research output: Contribution to journal › Article › peer-review

  • Mobile Computing
  • Key Agreement Protocol
  • Identity-based
  • Distributed Computing
  • Leakage
  5 Citations (Scopus)

• Improvements of Threshold Signature and Authenticated Encryption for Group Communications

  Hwang, M. S., Chang, T. & Yang, C., 2018 Aug 30, In: Journal of Physics: Conference Series. 1069, 1, 012064.

  Research output: Contribution to journal › Conference article › peer-review

  • communication
  • signatures
  • thresholds
• 2019

  Study of Adaptive Dynamic Replication Mechanism in Mobile Edge Computing Environment

  Chiang, M. L., Huang, B. R., Chen, H. W., Hsieh, H. C. & Chang, T. Y., 2019 Oct, Proceedings of the 2019 8th International Conference on Innovation, Communication and Engineering, ICICE 2019. Chang, S-J., Young, S-J., Lam, A. D. K-T., Ji, L-W., Lu, H-Y. & Prior, S. D. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 30-32 3 p. 9117319. (Proceedings of the 2019 8th International Conference on Innovation, Communication and Engineering, ICICE 2019).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Adaptive Dynamics
  • Edge computing
  • Replication
  • Replica
  • Computing
• 2020

  A fast and noise tolerable binarization method for automatic license plate recognition in the open environment in Taiwan

  Peng, C. C., Tsai, C. J., Chang, T. Y., Yeh, J. Y., Dai, H. & Tsai, M. H., 2020 Aug, In: Symmetry. 12, 8, 1374.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Binarization
  • Taiwan
  • Luminance
  • luminance
  • vehicles

• Analyzing processing quality of machine tools via processed product: Example of ball valve processing machine

  Chen, K-S., Chen, D-F., Huang, M-C. & Chang, T-C., 2020, In: Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering. 234, 4, p. 331-341 11 p.

  Research output: Contribution to journal › Article › peer-review
  3 Citations (Scopus)

• Analyzing slowdown and meltdowns in the African countries: New evidence using Fourier quantile unit root test

  Lee, Y-L., Ranjbar, O., Jahangard, F. & Chang, T., 2020, In: International Review of Economics and Finance. 65, p. 187-198 12 p.

  Research output: Contribution to journal › Article › peer-review

• A new approach to generate diversified clusters for small data sets

  Peng, C-C., Tsai, C-J., Chang, T-Y., Yeh, J-Y. & Hua, P-W., 2020, In: Applied Soft Computing Journal. 95

  Research output: Contribution to journal › Article › peer-review

• New soft biometrics for limited resource in keystroke dynamics authentication

  Chang, T-Y., Tsai, C. J., Yeh, J. Y., Peng, C. C. & Chen, P. H., 2020 Jan 1, (Accepted/In press) In: Multimedia Tools and Applications.

  Research output: Contribution to journal › Article › peer-review

  • Biometrics
  • Authentication
  • Classifiers
  • Data mining
  • Experiments