نتایج جستجو برای: network steganography

تعداد نتایج: 675311  

2014
Yana Kortsarts Yulia Kempner

Steganography is the art and science of concealing communication. The goal of steganography is to hide the very existence of information exchange by embedding messages into unsuspicious digital media covers. Cryptography, or secret writing, is the study of the methods of encryption, decryption and their use in communications protocols. Steganography manipulates data to ensure the security of in...

2002
Kim Munro

The growth of the Internet has stimulated the use and the misuse of Steganography. At its simplest level, Steganography, the art of hiding secret messages within the structure of another media. While legitimate and justifiable applications for steganography exist, criminally-minded people or organisations can also use it for underground, illicit and deliberately secret communication. The object...

Journal: :IEICE Transactions 2010
Cong Nguyen Bui Hae-Yeoun Lee Jeong-Chun Joo Heung-Kyu Lee

A secure method for steganography is proposed. Pixelvalue differencing (PVD) steganography and bit-plane complexity segmentation (BPCS) steganography have the weakness of generating blocky effects and noise in smooth areas and being detectable with steganalysis. To overcome these weaknesses, a secure bit-plane based steganography method on the spatial domain is presented, which uses a robust me...

2012
S. Mohanapriya

Design and Implementation of Steganography along with secured message services in Mobile Phones is used to provide security to the data that flows across the mobiles. Two people may communicate securely by encrypting the message sent between them. Now a day, several methods are used for communicating secret messages for defense purpose or in order to ensure the privacy of communication between ...

2014
Harish Rohil

-Steganography is a term used for covered writing. Steganography can be applied on different file formats, such as audio, video, text, image etc. In image steganography, data in the form of image is hidden under some image by using transformations such as ztransformation, integer wavelet transformation, DWT etc and then sent to the destination. At the destination, the data is extracted from the...

2013
Swati Jain

This paper proposes to concentrate on the security of the image information or data. The objective of proposed work is to secure or protect confidential information which is traveling over network by using the cryptography concept. To fulfill the objective of the proposed work we have proposed a new encryption algorithm by analyzing the principle of the encryption algorithm based on the combina...

2013
Navita Agarwal Himanshu Sharma

With fast growing network, many people utilize the internet to transfer digital image information. The need of the time is to implement an extremely securable, economic and perfect system of image encryption that can be well protected from unauthorized access. Also, the bulk size of the image data produces many problems in their transmission via internet. So, in this paper, a very new and combi...

2008
VISHAL BHARTI

Steganography is the science of hiding information or transmitting secret messages in a given host carrier for the purpose of enhancing value through undetectable covers. The paper focuses on the existent methods used with ipv4 and studies the various algorithms. Transfer of data over the internet crosses the different layers of the TCP and IP protocols. Each layer has its own characteristics, ...

Journal: :CoRR 2017
Atique ur Rehman Rafia Rahim M. Shahroz Nadeem Sibt ul Hussain

All the existing image steganography methods use manually crafted features to hide binary payloads into cover images. This leads to small payload capacity and image distortion. Here we propose a convolutional neural network based encoder-decoder architecture for embedding of images as payload. To this end, we make following three major contributions: (i) we propose a deep learning based generic...

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