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Steganography is an information hiding application which aims to hide secret data imperceptibly into a commonly used media. Unfortunately, the theoretical hiding asymptotical capacity of steganographic systems is not attained by algorithms…

信息论 · 计算机科学 2010-07-06 H. Rifà-Pous , J. Rifà , L. Ronquillo

It has been shown that complete complementary codes can be applied into some communication systems like approximately synchronized CDMA systems because of its good correlation properties. CT-CDMA is one of the communication systems based on…

信息论 · 计算机科学 2010-01-18 Tetsuya Kojima , Yoshiya Horii

Recently, the diffusion model has gained significant attention as one of the most successful image generation models, which can generate high-quality images by iteratively sampling noise. However, recent studies have shown that diffusion…

计算机视觉与模式识别 · 计算机科学 2025-09-12 Jiahao Chen , Yu Pan , Yi Du , Chunkai Wu , Lin Wang

Steganography is the practice of encoding secret information into innocuous content in such a manner that an adversarial third party would not realize that there is hidden meaning. While this problem has classically been studied in security…

密码学与安全 · 计算机科学 2023-10-31 Christian Schroeder de Witt , Samuel Sokota , J. Zico Kolter , Jakob Foerster , Martin Strohmeier

Concurrency bugs, caused by improper synchronization of shared resources in multi-threaded or distributed systems, are notoriously hard to detect and thus compromise software reliability and security. The existing deep learning methods face…

软件工程 · 计算机科学 2025-08-29 Zuocheng Feng , Kaiwen Zhang , Miaomiao Wang , Yiming Cheng , Yuandao Cai , Xiaofeng Li , Guanjun Liu

Understanding and addressing potential safety alignment risks in large language models (LLMs) is critical for ensuring their safe and trustworthy deployment. In this paper, we highlight an insidious safety threat: a compromised LLM can…

机器学习 · 计算机科学 2026-03-24 Guangnian Wan , Xinyin Ma , Gongfan Fang , Xinchao Wang

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

In this contribution we propose a novel steganographic method based on several orthogonal polynomials and their combinations. The steganographic algorithm embeds a secrete message at the first eight coefficients of high frequency image.…

多媒体 · 计算机科学 2019-10-17 Anier Soria-Lorente , Stefan Berres , Ernesto Avila-Domenech

Image steganalysis is a special binary classification problem that aims to classify natural cover images and suspected stego images which are the results of embedding very weak secret message signals into covers. How to effectively suppress…

多媒体 · 计算机科学 2019-12-16 Songtao Wu , Sheng-hua Zhong , Yan Liu , Mengyuan Liu

In the ever-expanding digital landscape, safeguarding sensitive information remains paramount. This paper delves deep into digital protection, specifically focusing on steganography. While prior research predominantly fixated on individual…

计算机视觉与模式识别 · 计算机科学 2024-08-13 Quang Nguyen , Truong Vu , Cuong Pham , Anh Tran , Khoi Nguyen

Image Compression has become an absolute necessity in today's day and age. With the advent of the Internet era, compressing files to share among other users is quintessential. Several efforts have been made to reduce file sizes while still…

计算机视觉与模式识别 · 计算机科学 2021-02-16 Jacob John

Deep Neural Networks (DNNs) have recently led to significant improvements in many fields. However, DNNs are vulnerable to adversarial examples which are samples with imperceptible perturbations while dramatically misleading the DNNs.…

计算机视觉与模式识别 · 计算机科学 2018-12-27 Jiayang Liu , Weiming Zhang , Yiwei Zhang , Dongdong Hou , Yujia Liu , Hongyue Zha , Nenghai Yu

Single fault sequential change point problems have become important in modeling for various phenomena in large distributed systems, such as sensor networks. But such systems in many situations present multiple interacting faults. For…

信息论 · 计算机科学 2015-03-17 Ram Rajagopal , XuanLong Nguyen , Sinem Coleri Ergen , Pravin Varaiya

The aim of integrity protection process is not only to secure the send message, but also ensures that the original message is not modified during sending the message. In this paper, a novel proposed model is proposed to verify that the sent…

密码学与安全 · 计算机科学 2021-10-05 Ahmad M. Nagm , Khaled Y. Youssef , Mohammad I. Youssef

Existing dynamic vulnerability patching techniques are not well-suited for embedded devices, especially mission-critical ones such as medical equipment, as they have limited computational power and memory but uninterrupted service…

密码学与安全 · 计算机科学 2025-09-15 Ming Zhou , Xupu Hu , Zhihao Wang , Haining Wang , Hui Wen , Limin Sun , Peng Zhang

It is widely recognized that the image format is crucial to steganography for that each individual format has its unique properities. Nowadays, the most famous approach of digital image steganography is to combine a well-defined distortion…

计算机视觉与模式识别 · 计算机科学 2019-03-01 Wei Gao , Yongqing Huo , Yan Qiao

Adversarial attacks involve adding, small, often imperceptible, perturbations to inputs with the goal of getting a machine learning model to misclassifying them. While many different adversarial attack strategies have been proposed on image…

计算机视觉与模式识别 · 计算机科学 2018-06-01 Avishek Joey Bose , Parham Aarabi

An Intrusion Detection System (IDS) to secure computer networks reports indicators for an attack as alerts. However, every attack can result in a multitude of IDS alerts that need to be correlated to see the full picture of the attack. In…

密码学与安全 · 计算机科学 2020-03-13 Steffen Haas , Florian Wilkens , Mathias Fischer

Deep learning based blind watermarking works have gradually emerged and achieved impressive performance. However, previous deep watermarking studies mainly focus on fixed low-resolution images while paying less attention to arbitrary…

计算机视觉与模式识别 · 计算机科学 2023-10-24 Hengchang Guo , Qilong Zhang , Junwei Luo , Feng Guo , Wenbin Zhang , Xiaodong Su , Minglei Li

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