Traceable ring signature schemes based on SM2 digital signature algorithm and its applications in the data sharing scheme

Graphical abstract

References

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Acknowledgements

This work was supported in part by the National Key R&D Program of China (No. 2021YFB2700600), the Finance Science and Technology Project of Hainan Province (No. ZDKJ2020009), the Hainan Province Science and Technology Special Fund (No. GHYF2022010), the National Natural Science Foundation of China (Grant Nos. 62163011, 62072092, 62072093 and U1708262), the Fundamental Research Funds for the Central Universities (No. N2023020), the Natural Science Foundation of Hebei Province (No. F2020501013), the China Postdoctoral Science Foundation (No. 2019M653568), and the Key Research and Development Project of Hebei Province (No. 20310702D).

Competing interests

The authors declare that they have no competing interests or financial conflicts to disclose.

Supporting information

The supporting information is available online at jourmal.hep.com.cn and link.springer.com.

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