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In this chapter, we show how to construct a four-round concurrent non-malleable commitment from one-way functions. Hence, in comparison with the main result of the previous chapter, we add an additional round, but we get rid of sub-exponential time assumptions.

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Four-Round Concurrent Non-malleable Commitments from One-Way Functions

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  • 发表日期：

    2026年

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  • Michele Ciampi,
  • Luisa Siniscalchi

摘要

In this chapter, we show how to construct a four-round concurrent non-malleable commitment from one-way functions. Hence, in comparison with the main result of the previous chapter, we add an additional round, but we get rid of sub-exponential time assumptions.