2018.9-2022.6，北京邮电大学，智能科学与技术，博士。
2016.3-2017.1，马来西亚博特拉大学，计算机系统，交换生。
2015.9-2018.6，陕西师范大学，计算机软件与理论，硕士。
2011.9-2015.6，西南科技大学，信息安全，学士

2024.3-2025.3，意大利米兰大学，量子科学与技术学科，博士后。
2022.7-至今，西安建筑科技大学，信息与控制工程学院，副教授。

软件工程导论，信息安全数学基础

[1] 陕西省科学技术厅，陕西省自然科学基础研究计划一般项目（青年），2024JC-YBQN-0688，基于多样传输载体和模型的半量子密码协议及其安全性研究，2024.01至2025.12，5万元，已结题，主持.
[2] 教育智慧云平台建设项目，2026.06至2026.09，134.9889万元，在研，主持.

一、出版专著
[1] 李剑，田源. 量子密码协议设计与分析，北京邮电大学出版社， 368千字， 2026年1月
二、学术论文
[1] Tian, Y., Arowolo, P. O., Li, C. Y., Dong, M. X., Li, J., Ota, K. A mobile aerial semi-quantum communication protocol with time-batched polarization encoding for securing low-altitude networks[J]. IEEE Internet of Things Journal, 2026, 13(11), 23237-23251.
[2] Tian, Y., Wang, J. L., Bian, G. Q., Chang, J. Y., Li, J. Dynamic multi-party to multi-party quantum secret sharing based on Bell States. Advanced Quantum Technologies[J], 2024, 7(7), 2400116.
[3] Tian, Y., Zhang, N. Y. J., Ye, C. Q., Bian, G. Q., Li, J. Different secure semi-quantum summation models without measurement[J]. EPJ Quantum Technology, 2024, 11(1), 1-17.
[4] Tian, Y., Wang, J. L., Tang, Y., Li, J. A multi-party quantum secret sharing protocol based on single photons[J]. Quantum Information Processing, 2026, 25(1), 29.
[5] Tian, Y., Arowolo, P. O., Tian, J. L., Li, J. Mediated semi-quantum identity authentication protocol using single photons[J]. Quantum Information Processing, 2025, 24(9), 297.
[6] Tian, Y., Zhang, N. Y. J., Chang, J. Y., Li, J. Three-party semi-quantum secure direct communication based on two communication models[J]. Physica Scripta, 2024, 99(9), 095110.
[7] Tian, Y., Li, J., Chen, X. B., Ye, C. Q., Li, H. J. An efficient semi-quantum secret sharing protocol of specific bits[J]. Quantum Information Processing, 2021, 20(6), 1-11.
[8] Tian, Y., Li, J., Chen, X. B., Ye, C. Q., Li, C. Y., Hou, Y. Y. An efficient semi-quantum private comparison without pre-shared keys[J]. Quantum Information Processing, 2021, 20(11): 1-13.
[9] Tian, Y., Li, J., Yuan, K. G., Li, C. Q., Li, H. J., Chen, X. B. An efficient semi-quantum key distribution protocol based on EPR and single-particle hybridization[J]. Quantum Information & Computation, 2021, 21(7-8), 563-576.
[10] Tian, Y., Bian, G. Q., Chang, J. Y., Tang, Y., Li, J., Ye, C. Q. A semi-quantum secret-sharing protocol with a high channel capacity[J]. Entropy, 2023, 25(5), 742.
[11] Tian, Y., Li, J., Ye, C. Q., Chen, X. B., Li, C. Y. W-state-based semi-quantum private comparison[J]. International Journal of Theoretical Physics, 2022, 61(2): 1-16.
[12] Tian, Y., Li, J., Li, C. Y., Chen, X. B. An efficient semi-quantum private comparison protocol based on entanglement swapping of four-particle cluster state and Bell state[J]. International Journal of Theoretical Physics, 2022, 61(3): 1-12.
[13] Tian, Y., Zhang, N. Y. J., Li, J. Two Novel Semi-Quantum Secure Direct Communication Protocols in IoT[J]. Sensors. 2024, 24(24):7990.
[14] Tian, Y., Li, J., Ye, C. Q., Li, C. Y. Multi-party semi-quantum key distribution protocol based on hyperentangled Bell states[J]. Frontiers in Physics, 2022, 10, 1023443.
[15] Arowolo, P. O., Tian, Y., Bian, G. Q., Li, J. Enhanced SIFT operations in mediated semi-quantum key distribution: Protocol design and simulation[J]. Chinese Journal of Physics, 2025, 98, 861-873.
[16] Li, C. Y., Tian, Y., Chen, X. B., Li, J. An efficient anti-quantum lattice-based blind signature for blockchain-enabled systems[J]. Information Sciences, 2021, 546, 253-264.

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