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33 articles for “Digital watermarks”
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Digital Watermarking Schemes for Authorization of Color Images using DCT
Abstract: AbstractDigital image processing is growing field. Digital image processing operations are mainly divided into three major categories: Image enhancement, Image compression and Image segmentation. Digital Watermarking comes under Image Segmentation. The present paper proposes the technique for the digital watermarking for digital multimedia. The growth in e-world which is coupled with computer network, world wide web and more over exponential advancement in computer performance. All these technologies has facilitated the …
Published in Journal of Computer Technology & Applications · Vol. 4, Issue 3, 2013 · pp. 15–20 Read article
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Digital Image Watermarking using Discrete Cosine Transform
Abstract: Digital image processing is a growing field. Digital image processing operations are mainly divided into three major categories: Image enhancement, Image compression and Image segmentation. Digital Watermarking comes under image segmentation. The present paper proposes the technique for the digital watermarking for digital multimedia. The growth in e-world which is coupled with computer network, world wide web and more over exponential advancement in computer performance. All these technologies has facilitated …
Published in Research & Reviews: A Journal of Embedded System & Applications · Vol. 1, Issue 2, 2013 · pp. 17–22 Read article
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A Survey of Secure Transmission of Digital Watermarking Based on the Hybrid of DCT and 2DWT
Abstract: Image watermarking has become very necessary and very important aspects in the field to protect our originality, authentication, security towards the unauthorized users over the internet. Digital watermarking is a vital method to hide our copyright protection to our secret messages that are inbuilt in any images, audio or any image sources. Some of the digital watermarking is to be intended with the frequency domain for the better robustness of …
Published in Journal of Open Source Developments · Vol. 2, Issue 3, 2015 · pp. 20–26 Read article
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Digital Watermark Image Perform on Arnold-DWT-SVD Scheme Has Proved a High Degree of Robustness: A Review
Abstract: AbstractDigital communication plays an important function within the international level of internet as well as within the communication technology. The secrecy of the communication is an essential part of passing the data or information. Digital watermarking (DW) has ended up a promising research place to stand the demanding situations created via the rapid increase in distribution of digital content over the net. To prevent misuse of the facts, DW strategies …
Published in Journal of Open Source Developments · Vol. 4, Issue 1, 2017 · pp. 21–29 Read article
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Study of Crypto-Watermarking Method for Secure Transmission of Medical Images
Abstract: The delivery of online content poses significant challenges due to the lack of a secure framework to protect valuable data. Due to the lack of a solid system for protecting important data, the distribution of secure online information is fraught with difficulties. However, the use of digital watermarking technology, that provides control, identification, and protection of content owners’ rights, offers a viable remedy. This research study proposes a novel method …
Published in Journal of Advanced Database Management & Systems · Vol. 10, Issue 2, 2023 · pp. 8–16 Read article
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Analysis of Digital and Audio Watermarking Methods
Abstract: Due to increase in usage of digital multimedia, watermarking technology satisfies the various requirements of copyright protection applications in terms of audio signals but variety of properties of different audio signals crucially affect the selection of suitable watermarking technique. In this paper, due to some experimental requirements, different techniques have been compared. Echo hiding and cepstrum techniques have been used in terms of noise produced during the transmission of audio …
Published in Journal of Open Source Developments · Vol. 1, Issue 1, 2014 · pp. 16–22 Read article
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Social Media and Security for Networks
Abstract: Social networks area unit of extreme quality in recent era. Individuals from varied age team’s area unit a region of them as a result of it fascinates the user and altogether have interaction them. As most of the social networks area unit in public on the market for everybody, digital security is negotiated due to uncaring practice of it. Individuals practice them to share vital personal information. However, utmost users …
Published in Journal of Mobile Computing, Communications & Mobile Networks · Vol. 9, Issue 2, 2022 · pp. 31–36 Read article
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A Gui Model for the Encryption and Decryption of an Image
Abstract: Digital watermarking is the processing of combined information into a digital signal. A watermark is a secondary image, which is overlaid on the host image, and provides a means of protecting the image. It acts as a digital signature, giving the image a sense of ownership or authenticity. Digital watermarking technique is very impressive for image authentication or protection for attacks. This paper proposes a separable reversible data hiding in …
Published in Recent Trends in Electronics Communication Systems · Vol. 2, Issue 3, 2015 · pp. 47–54 Read article
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Comparative Analysis of Digital Image Watermarking using DCT and DWT
Abstract: AbstractWatermarking is a technique to hide information into digital data and provides security against intentional and unintentional attack. It is a very important and emerging field which helps to protect ownership of digital information. Watermarking is the process of inserting or hiding information behind cover data. In this paper we discussed about two digital watermarking techniques, Discrete Cosine Transform (DCT) and discrete wavelet Transform (DWT). The parameters to test robustness …
Published in Journal of Communication Engineering & Systems · Vol. 4, Issue 1, 2014 · pp. 1–5 Read article
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A Review of Digital Image Watermarking Techniques for Secure Data Transmission
Abstract: AbstractNowadays, a chief problem encountered by content providers and owners is the protection of their material. The ease by which digital information can be duplicated and distributed has led to the need for effective copyright protection tools. Recently digital watermarking technology has emerged as an effective solution for protecting the digital content from unauthorized copying. With its area of application coexisting in all three forms of media, i.e., image, music …
Published in Current Trends in Information Technology · Vol. 3, Issue 1, 2013 · pp. 1–6 Read article
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Embedding and Extraction of Watermark in Digital Audio
Abstract: AbstractDigital Watermarking, a discipline of steganography, is used to hide within an image or audio file some data specifically relating to that file. An enormous amount of work has been carried out in the field of Image Watermarking. Due to the increasing incidents of audio piracy and illegal retrieval of audio files over the internet, the field of audio watermarking has widespread attention from industry and researchers. In this paper, …
Published in Journal of Computer Technology & Applications · Vol. 5, Issue 2, 2014 · pp. 8–12 Read article
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Analysis of Invisible Image Watermarking Based on Spatial and Frequency Domain Techniques (LSB, Patchwork, DCT, DWT, DFT)
Abstract: AbstractWith rapid development, seed technology, secure transmission of information is very intricate. For harmless and protected transmission of information, digital watermarking can be utilized. Watermarking of advanced images is a system of concealing information; likewise, it gives security of information or distinguishing data in the computerized information. The computerized watermarking process implants a sign into the media without altogether debasing its visual quality. We additionally talk about a portion of …
Published in Journal of Image Processing & Pattern Recognition Progress · Vol. 4, Issue 1, 2017 · pp. 21–27 Read article
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Performance Improvement of Digital Video Watermarking
Abstract: In this paper, implementation and performance analysis of digital video watermarking that uses the combination of the transform domain processing of the video and fundamentals of the linear algebra are stated. We used concept of discrete wavelet transform and singular value decomposition for the development of the proposed algorithm. We first applied discrete wavelet transform and then used the singular values, obtained by singular value decomposition, for the insertion of …
Published in Current Trends in Signal Processing · Vol. 6, Issue 1, 2016 · pp. 35–43 Read article
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Analysis and Development of Data Hiding Technique for Multimedia Content
Abstract: In this techno savvy world, due to high speed of the Internet today’s communication becomes digital. Due to this advancement, anyone can access the digital data within the entire globe without the owner’s permission. The digital data can be replaced and modified with great ease which has led to a need for effective data hiding tools. As a solution one of the most familiar data hiding techniques, possibly the most …
Published in Journal of Multimedia Technology & Recent Advancements · Vol. 5, Issue 3, 2018 · pp. 15–19 Read article
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Digital Audio Watermarking: An Overview
Abstract: AbstractA real watermarking procedure is required for copyright security and confirmation of protected innovation. This work recommends an advanced watermarking procedure which makes utilization of concurrent recurrence veiling to conceal the watermark data. The calculation is grounded on Psychoacoustic auditory model and Spread spectrum hypothesis. It creates a watermark sign utilizing spread range hypothesis and implants it into the sign by measuring the covering edge utilizing modified Psychoacoustic auditory model. …
Published in Journal of Communication Engineering & Systems · Vol. 5, Issue 1, 2015 · pp. 1–9 Read article
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Secured Communication and Image Authentication: Embedding Encrypted Text Files Into Color Digital Images
Abstract: In today's digital landscape, protecting digital assets, particularly images, is paramount. Researchers have developed various techniques to safeguard these assets, emphasizing their protection and integrity. Simultaneously, steganography plays a crucial role in securely communicating confidential messages. This paper focuses on a dual-purpose technique: watermarking color digital images for protection and embedding secret messages through steganography. This fusion of functionalities represents a significant step in comprehensive asset protection and confidential communication …
Published in International Journal of Information Security Engineering · Vol. 2, Issue 1, 2024 · pp. 10–15 Read article
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Watermarking Analysis of Digital Image Using Various Approaches: A Review
Abstract: AbstractFor present security to the digital media on the net the very beneficial generation is, virtual watermarking (DW). Watermark is an image or pattern in document which is used to identify data authentication and data integrity. The user can check the watermarked records with the watermark key and watermarking extraction system. The different techniques of watermarking reviewed in this paper are: least significant bit (LSB), robust, discrete cosine transform (DCT), …
Published in Journal of Open Source Developments · Vol. 4, Issue 1, 2017 · pp. 30–36 Read article
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A Survey on Audio Steganography and Audio Cryptography
Abstract: AbstractReliably secure mechanisms are required to protect most untold and blueprint of defense information against vulnerabilities like ID spoofing and unauthorized access to the top most system of a country because of secured access to the Internet and data resources has a high impact in the defense system. For this purpose techniques related to Cryptography and digital Watermarking have been mostly used. For embedding information into objects such as images, …
Published in Journal of Communication Engineering & Systems · Vol. 9, Issue 2, 2019 · pp. 64–68 Read article
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Study and Analysis of Domain Based Digital Image Water Marking Techniques: Survey
Abstract: AbstractDue to the modern steps forward in internet technology and evolution of very high-speed networks operating everywhere, security of digital content is must. So, it has become a hard job to protect copyright of an individual's creation. Digital image watermarking (DIW) is usually utilized for copyright protection of virtual facts. The effectiveness of a digital watermarking (DW) approach is indicated by using the robustness of embedded watermarks (EW) against the …
Published in Journal of Artificial Intelligence Research & Advances · Vol. 4, Issue 2, 2017 · pp. 39–45 Read article
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Digital Image Authentication on Cloud using QR Code
Abstract: In these days, many people are using social sites for sharing and uploading their life moments as images. And other users can capture or even download those digital images. Hacker can edit and modifying the original image and make a duplicate image. Modify images can then be uploading and sharing. This research generally discusses the importance of QR with Digital Watermarking. The QR Code based Digital Watermarking is possible in …
Published in Journal of Electronic Design Technology · Vol. 12, Issue 3, 2021 · pp. 4–8 Read article