Symmetries in Random Permutations and the P vs NP Problem

In this paper, an analysis of encryption using permutations that are selected at random is presented. A construction using Feistel rounds is built upon this methodology is used to build two hashing algorithms: algorithm H and algorithm Ħ. It is shown that Ħ is a one-way function. The existence of a one-way function implies that P≠NP for an alphabet size greater than 1. Furthermore, it is shown that encryption using a random permutation can be used to build a Turing Machine that is able to correctly accept the words when, and only when, the words belong to any language with an alphabet size of 1 that is selected, in polynomial time. This construction is used to show that P=NP for an alphabet size of 1.

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Publication Details

Journal
MCAST Journal of Applied Research & Practice
Published
2025-03-13
DOI
https://doi.org/10.5604/01.3001.0055.0458
Primary Topic
semigroups and automata theory
Type
article
Field-Weighted Citation Impact
0.00
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article

Symmetries in Random Permutations and the P vs NP Problem

Andrew Cortis
MCAST Journal of Applied Research & Practice
semigroups and automata theory
article

Symmetries in Random Permutations and the P vs NP Problem

Andrew Cortis
article en

Abstract

In this paper, an analysis of encryption using permutations that are selected at random is presented. A construction using Feistel rounds is built upon this methodology is used to build two hashing algorithms: algorithm H and algorithm Ħ. It is shown that Ħ is a one-way function. The existence of a one-way function implies that P≠NP for an alphabet size greater than 1. Furthermore, it is shown that encryption using a random permutation can be used to build a Turing Machine that is able to correctly accept the words when, and only when, the words belong to any language with an alphabet size of 1 that is selected, in polynomial time. This construction is used to show that P=NP for an alphabet size of 1.

MCAST Journal of Applied Research & PracticeVol. 8(4)
Malta College of Arts, Science and Technology (MT)
Openalex Percentile: Top 93%
semigroups and automata theory
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