Research Article Open Access

A High Quality Steganography Method with Twenty Five-Pixel Value Differencing

Rojali1, Ford Lumban Gaol1, Edi Abdurahman1 and Benfano Soewito1
  • 1 Bina Nusantara University, Indonesia

Abstract

The fundamental objectives of image steganography algorithm are to simultaneously achieve high payload or embedding capacity, good visual imperceptibility and security. This paper presents a new approach to improve the embedding capacity and provide an imperceptible visual quality, a novel steganography method based on algorithm twenty five pixel value differencing and modified interval table (TFPVD). The cover image is made into 5×5 blocks that don’t overlap and TFPVD method with modified interval is used to embed and extract secret information. The results showed that the proposed TFPVD steganography algorithm has a higher steganographic capacity, which is 1,764 times that of the PBVD algorithm. 

Journal of Computer Science
Volume 15 No. 10, 2019, 1538-1545

DOI: https://doi.org/10.3844/jcssp.2019.1538.1545

Submitted On: 19 June 2019 Published On: 29 October 2019

How to Cite: Rojali, ., Gaol, F. L., Abdurahman, E. & Soewito, B. (2019). A High Quality Steganography Method with Twenty Five-Pixel Value Differencing. Journal of Computer Science, 15(10), 1538-1545. https://doi.org/10.3844/jcssp.2019.1538.1545

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Keywords

  • Pixel Value Differencing
  • TFPVD
  • Imperceptibility
  • Steganography