Color image encryption using a high-quality elemental image array

Xiao Wei Li, Seok Tae Kim, In Kwon Lee

Research output: Contribution to journalArticlepeer-review

6 Citations (Scopus)

Abstract

In this paper, we present a color image encoding algorithm by combined use of the high-quality elemental image array (EIA) and the pseudo-random mask. To overcome low resolution drawbacks in widely used optical pickup system, in our scheme, the pseudo-inverse filter is introduced to improve this problem. In the cryptosystem, the proposed scheme provides high security because of the high key space of cellular automata. Meanwhile, the hologram-like attribute of the EIA can significantly improve the robustness of the encrypted image against some common image processing attacks. Experiments and analysis have both demonstrated the feasibility and efficiency of the image encryption algorithm.

Original languageEnglish
Pages (from-to)75-82
Number of pages8
JournalOptics Communications
Volume332
DOIs
Publication statusPublished - 2014 Dec 1

Bibliographical note

Funding Information:
This work were supported by the National Research Foundation of Korea (NRF) grant funded by the Korea government (MEST) (No. 2011-0028568 ), and Ministry of Culture, Sports and Tourism (MCST) and Korea Creative Content Agency (KOCCA) in the Culture Technology (CT) Research & Development Program 2014.

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Physical and Theoretical Chemistry
  • Electrical and Electronic Engineering

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