@misc{cryptoeprint:2021:023,
    author = {Nicholas Stifter and Aljosha Judmayer and Philipp Schindler and Andreas Kern and Walid Fdhila},
    title = {What is Meant by Permissionless Blockchains?},
    howpublished = {Cryptology ePrint Archive, Report 2021/023},
    year = {2021},
    url = {https://eprint.iacr.org/2021/023},
}