چکیده مقاله
ABSTRACT There are many ways to hide information or transmission of information secretly In this sense steganography is the best part of sending information secretly Steganography, like watermarking and fingerprinting is a branch of science to hide information but, unlike watermarking and fingerprinting, whit steganogaraphy undetectable presence of a hidden text There are many techniques to perform steganography on electronic media, most notably audio and image files This paper intends to give an overview of image steganography, its uses and techniques It also attempts to identify the requirements of a good algorithm of steganography The outcome of this paper is to generate a cross platform that can effectively hide a message inside a digital image file An image is the combination of several pixels and each pixel has three color numbers and an image consist of millions of numbers So the change in few color numbers resulting the picture which would probably look a lot likes the original image In this paper, we are presenting a technique which works by changing a few pixel color value at specific pixel in the image The pixels are selected based on consideration the criteria of color intensity on image It is also, try not to degrade image quality and information which are stored will not lose their security and as far as possible does not change the image size
کلیدواژهها
نویسندگان
Sara Khosravi
Department of Computer, Payame Noor University, PO BOX ۱۹۳۹۵ ۳۶۹۷, Tehran, Iran
شیوه ارجاع
Khosravi, Sara,1400,A Method to Hide Information in Image Based on Selected Pixels,8th National Congress of Electrical and Computer Engineering of Iran,Tehran
ارائهشده در
مجموعه مقالات هشتمین کنگره ملی تازه های مهندسی برق و کامپیوتر ایران28 بهمن 1400 · تهران