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This paper proposed a DWT based Steganographic technique. Cover image is decomposed into four sub bands using DWT. Two secret images are embedded within the HL and HH sub bands respectively. During embedding secret images are dispersed…

密码学与安全 · 计算机科学 2012-09-04 Tanmay Bhattacharya , Nilanjan Dey , S. R. Bhadra Chaudhuri

This work proposes a wavelet based Steganographic technique for the color image. The true color cover image and the true color secret image both are decomposed into three separate color planes namely R, G and B. Each plane of the images is…

密码学与安全 · 计算机科学 2012-08-06 Nilanjan Dey , Anamitra Bardhan Roy , Sayantan Dey

Color image steganography based on deep learning is the art of hiding information in the color image. Among them, image hiding steganography(hiding image with image) has attracted much attention in recent years because of its great…

密码学与安全 · 计算机科学 2021-12-30 Hai Su , Shan Yang , Shuqing Zhang , Songsen Yu

Image steganography is the art of hiding information into a cover image. This paper presents a novel technique for Image steganography based on Block-DCT, where DCT is used to transform original image (cover image) blocks from spatial…

多媒体 · 计算机科学 2010-07-15 A. Nag , S. Biswas , D. Sarkar , P. P. Sarkar

Steganography is the art and science of covert communication. The secret information can be concealed in content such as image, audio, or video. This paper provides a novel image steganography technique to hide both image and key in color…

密码学与安全 · 计算机科学 2013-04-12 Hemalatha S , U Dinesh Acharya , Renuka A , Priya R. Kamath

This paper is to create a practical steganographic implementation to hide color image (stego) inside another color image (cover). The proposed technique uses Five Modulus Method to convert the whole pixels within both the cover and the…

多媒体 · 计算机科学 2013-04-08 Firas A. Jassim

In this paper, a new steganographic method is presented that provides minimum distortion in the stego image. The proposed encoding algorithm focuses on DCT rounding error and optimizes that in a way to reduce distortion in the stego image,…

多媒体 · 计算机科学 2020-04-24 Md Amiruzzaman , Rizal Mohd Nor

In this paper we propose a new data hiding technique. The new technique uses steganography and cryptography on images with a size of 256x256 pixels and an 8-bit grayscale format. There are design restrictions such as a fixed-size cover…

密码学与安全 · 计算机科学 2012-12-13 Francisco Rubén Castillo Soria , Gustavo Fernández Torres , Ignacio Algredo-Badillo

Steganography is the science of invisible communication. The purpose of Steganography is to maintain secret communication between two parties. The secret information can be concealed in content such as image, audio, or video. This paper…

多媒体 · 计算机科学 2013-04-15 Hemalatha S , U Dinesh Acharya , Renuka A , Priya R. Kamath

LSB steganography is a one of the most widely used methods for implementing covert data channels in image file exchanges [1][2]. The low computational complexity and implementation simplicity of the algorithm are significant factors for its…

多媒体 · 计算机科学 2016-06-09 James Collins , Sos Agaian

Steganographic methods have been in the limelight of research and development for concealing secret data within a cover media without being noticed through general visualization. The Least Significant Bits (LSBs) of 8-bit color code for the…

多媒体 · 计算机科学 2023-04-25 Subhrangshu Adhikary

Steganography usually modifies cover media to embed secret data. A new steganographic approach called generative steganography (GS) has emerged recently, in which stego images (images containing secret data) are generated from secret data…

计算机视觉与模式识别 · 计算机科学 2022-08-16 Ping Wei , Sheng Li , Xinpeng Zhang , Ge Luo , Zhenxing Qian , Qing Zhou

Information security is one of the most challenging problems in today's technological world. In order to secure the transmission of secret data over the public network (Internet), various schemes have been presented over the last decade.…

多媒体 · 计算机科学 2016-01-08 Khan Muhammad , Jamil Ahmad , Muhammad Sajjad , Muhammad Zubair

Image steganography is art of hiding information onto the cover image. In this proposal a transformed domain based gray scale image authentication/data hiding technique using Z transform (ZT) termed as FDSZT, has been proposed. ZTransform…

密码学与安全 · 计算机科学 2012-02-21 J. K. Mandal

A steganographic method based on the chaotic fractional map and in the DCT domain is proposed. This method embeds a secret message in some high frequency coefficients of the image using a 128-bit private key and a chaotic fractional map…

多媒体 · 计算机科学 2019-08-30 A. Soria-Lorente , E. Pérez-Michel , E. Avila-Domenech

This paper presents the performance of different blockbased discrete cosine transform (DCT) algorithms for compressing color image. In this RGB component of color image are converted to YCbCr before DCT transform is applied. Y is luminance…

计算机视觉与模式识别 · 计算机科学 2012-08-16 Walaa M. Abd-Elhafiez , Wajeb Gharibi

...The steganography scheme makes it possible to hide the medical image in different bit locations of host media without inviting suspicion. The Secret file is embedded in a cover media with a key. At the receiving end the key can be…

多媒体 · 计算机科学 2010-04-13 J. Nafeesa Begum , K. Kumar , V. Sumathy

To provide an added security level most of the existing reversible as well as irreversible image steganography schemes emphasize on encrypting the secret image (payload) before embedding it to the cover image. The complexity of encryption…

多媒体 · 计算机科学 2014-10-14 Soumendu Chakraborty , Anand Singh Jalal , Charul Bhatnagar

A new technique for data hiding in digital image is proposed in this paper. Steganography is a well known technique for hiding data in an image, but generally the format of image plays a pivotal role in it, and the scheme is format…

多媒体 · 计算机科学 2013-08-01 Adity Sharma , Anoo Agarwal , Vinay Kumar

This paper is concerned with secret hiding in multiple image bitplanes for increased security without undermining capacity. A secure steganographic algorithm based on bitplanes index manipulation is proposed. The index manipulation is…

多媒体 · 计算机科学 2020-04-28 Alan Anwer Abdulla , Sabah A. Jassim , Harin Sellahewa
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