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This work was supported by National Key Research and Development Program (973 Program) (Grant No. 2016YFB0800100), National High Technology Research and Development Program of China (863 Program) (Grant No. 2015AA01 6102), Sichuan Province Scientific and Technological Support Project (Grant Nos. 2014GZ0017, 2016GZ0093), National Natural Science Foundation of China (Grant No. 61201128), and Fundamental Research Funds for the Central Universities (Grant No. ZYGX2015J009).
The authors declare that they have no conflict of interest.
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Xu, J., Li, L., Lu, S. et al. A novel batch-based LKH tree balanced algorithm for group key management. Sci. China Inf. Sci. 60, 108301 (2017). https://doi.org/10.1007/s11432-015-1045-1