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Deepfakes and manipulated media are becoming a prominent threat due to the recent advances in realistic image and video synthesis techniques. There have been several attempts at combating Deepfakes using machine learning classifiers.…

计算机视觉与模式识别 · 计算机科学 2022-04-06 Paarth Neekhara , Shehzeen Hussain , Xinqiao Zhang , Ke Huang , Julian McAuley , Farinaz Koushanfar

Smart contracts are self-executing programs on a blockchain to ensure immutable and transparent agreements without the involvement of intermediaries. Despite the growing popularity of smart contracts for many blockchain platforms like…

软件工程 · 计算机科学 2023-03-27 Taeyoung Kim , Yunhee Jang , Chanjong Lee , Hyungjoon Koo , Hyoungshick Kim

Blockchain has recently been depicted as a secure protocol for information exchange in cyber-physical microgrids. However, it is still found vulnerable to consensus manipulation attacks. These stealth attacks are often difficult to detect…

密码学与安全 · 计算机科学 2023-03-09 Suman Rath , Lam Duc Nguyen , Subham Sahoo , Petar Popovski

Governments across the world are testing different uses of the blockchain for the delivery of their public services. Blockchain hashing - or the insertion of data in the blockchain - is one of the potential applications of the blockchain in…

计算机与社会 · 计算机科学 2018-10-23 Oleksii Konashevych , Marta Poblet

Digital watermarking is extensively used in ownership authentication and copyright protection. In this paper, we propose an efficient thresholding scheme to improve the watermark embedding procedure in an image. For the proposed algorithm,…

Blockchain technology is an interlinked systematic chain of blocks that contains transaction history and other user data. It works under the principle of decentralized distributed digital ledger. This technology enables cryptographically…

密码学与安全 · 计算机科学 2020-12-25 AKM Bahalul Haque , Mahbubur Rahman

High-fidelity text-to-image diffusion models have revolutionized visual content generation, but their widespread use raises significant ethical concerns, including intellectual property protection and the misuse of synthetic media. To…

计算机视觉与模式识别 · 计算机科学 2025-08-21 Yunzhuo Chen , Naveed Akhtar , Nur Al Hasan Haldar , Ajmal Mian

Blockchain is an essentially distributed database recording all transactions or digital events among participating parties. Each transaction in the records is approved and verified by consensus of the participants in the system that…

分布式、并行与集群计算 · 计算机科学 2023-07-07 Jie You

This paper presents a deep learning-based audio-in-image watermarking scheme. Audio-in-image watermarking is the process of covertly embedding and extracting audio watermarks on a cover-image. Using audio watermarks can open up…

多媒体 · 计算机科学 2021-10-07 Arjon Das , Xin Zhong

An ideal signature material and method, which can be used to prove the authenticity of a physical item and against forgery, should be immune to the fast developments in digital and engineering technologies. Herein, the design of signature…

生物大分子 · 定量生物学 2019-09-18 Yixin Zhang

Recently, distributed ledger technologies like blockchain have been proliferating and have attracted interest from the academic community, government, and industry. A wide range of blockchain solutions has been introduced, such as Bitcoin,…

密码学与安全 · 计算机科学 2022-08-25 Adel Albshri , Ali Alzubaidi , Bakri Awaji , Ellis Solaiman

Copyright detection is an effective method to prevent piracy. However, untrustworthy detection parties may lead to falsified detection results. Due to its credibility and tamper resistance, blockchain has been applied to copyright…

密码学与安全 · 计算机科学 2022-08-25 Zhili Chen , Yuting Wang , Tianjiao Ni

Real and effective regulation of contributions to greenhouse gas emissions and pollutants requires unbiased and truthful monitoring. Blockchain has emerged not only as an approach that provides verifiable economical interactions but also as…

密码学与安全 · 计算机科学 2024-12-23 Maria-Victoria Vladucu , Hailun Wu , Jorge Medina , Khondaker M. Salehin , Ziqian Dong , Roberto Rojas-Cessa

Audio watermarking has been widely applied in copyright protection and source tracing. However, due to the inherent characteristics of audio signals, watermark localization and resistance to desynchronization attacks remain significant…

密码学与安全 · 计算机科学 2025-09-03 Zhenliang Gan , Xiaoxiao Hu , Sheng Li , Zhenxing Qian , Xinpeng Zhang

Spectrum sharing has long been considered as method to improve spectrum resource utilization. Centralized geolocation database approach has been accepted globally for commercial applications. Recently blockchain has been considered as a…

网络与互联网体系结构 · 计算机科学 2023-03-15 Chen Sun , Shuo Wang

The advancement of secure communication and identity verification fields has significantly increased through the use of deep learning techniques for data hiding. By embedding information into a noise-tolerant signal such as audio, video, or…

计算机视觉与模式识别 · 计算机科学 2023-04-20 Zihan Wang , Olivia Byrnes , Hu Wang , Ruoxi Sun , Congbo Ma , Huaming Chen , Qi Wu , Minhui Xue

Multimedia security has been the aim point of considerable research activity because of its wide application area. The major technology to achieve copyright protection, content authentication, access control and multimedia security is…

多媒体 · 计算机科学 2014-04-14 Noui Oussama , Noui Lemnouar

The rapid advancement of artificial intelligence has made the generation of synthetic images widely accessible, increasing concerns related to misinformation, digital forgery, and content authenticity on large-scale online platforms. This…

密码学与安全 · 计算机科学 2026-02-03 Apoorv Mohit , Bhavya Aggarwal , Chinmay Gondhalekar

Watermarking, the practice of embedding imperceptible information into media such as images, videos, audio, and text, is essential for intellectual property protection, content provenance and attribution. The growing complexity of digital…

计算机视觉与模式识别 · 计算机科学 2025-01-30 Aleksandar Petrov , Shruti Agarwal , Philip H. S. Torr , Adel Bibi , John Collomosse

This paper investigates a secure blind watermarking scheme. The main idea of the scheme not only protects the watermark information but also the embedding positions. To achieve a higher level of security, we propose a sub key generation…

密码学与安全 · 计算机科学 2017-09-01 Lei Chen , Shihong Wang