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The Research archive provides access to all Research articles published in past issues of Communications of the ACM.

May 2023


From Communications of the ACM

Toward Basing Cryptography on the Hardness of EXP

Toward Basing Cryptography on the Hardness of EXP

We show that the only "gap" toward getting (infinitely-often) OWFs from the assumption that EXP ≠ BPP is the seemingly "minor" technical gap between two-sided error and errorless average-case hardness of the MKtP problem.


From Communications of the ACM

Technical Perspective: Finding Connections between One-Way Functions and Kolmogorov Complexity

Technical Perspective: Finding Connections between One-Way Functions and Kolmogorov Complexity

"Toward Basing Cryptography on the Hardness of EXP," by Yanyi Liu and Rafael Pass, establishes surprisingly tight bidirectional connections between one-way functions and the cross-domain notion of Kolmogorov complexity.