English
Related papers

Related papers: DDIM-Driven Coverless Steganography Scheme with Re…

200 papers

Reversible data hiding (RDH) is one special type of information hiding, by which the host sequence as well as the embedded data can be both restored from the marked sequence without loss. Beside media annotation and integrity…

Computer Vision and Pattern Recognition · Computer Science 2018-11-08 Dongdong Hou , Weiming Zhang , Jiayang Liu , Siyan Zhou , Dongdong Chen , Nenghai Yu

Data privacy and data security are always on highest priority in the world. We need a reliable method to encrypt the data so that it reaches the destination safely. Encryption is a simple yet effective way to protect our data while…

Multimedia · Computer Science 2020-02-07 Hanisha Chowdary N , Karan K , Bharath K P , Rajesh Kumar M

With the popularization and application of privacy protection technologies in cloud service and social network, ciphertext has been gradually becoming a common platform for public to exchange data. Under the cover of such a plat-form, we…

Cryptography and Security · Computer Science 2023-04-06 Yan Ke , Minqing Zhang , Jia Liu , Xiaoyuan Yang

Cryptography is always very important in data origin authentications, entity authentication, data integrity and confidentiality. In recent years, a variety of chaotic cryptographic schemes have been proposed. These schemes have typical…

Cryptography and Security · Computer Science 2012-02-08 Sodeif Ahadpour , Yaser Sadra , Zahra ArastehFard

Steganography is the process of embedding secret information discreetly within a carrier, ensuring secure exchange of confidential data. The Adaptive Pixel Value Differencing (APVD) steganography method, while effective, encounters certain…

Cryptography and Security · Computer Science 2025-07-21 Mehrab Hosain , Rajiv Kapoor

Existing linguistic steganography methods primarily rely on content transformations to conceal secret messages. However, they often cause subtle yet looking-innocent deviations between normal and stego texts, posing potential security risks…

Cryptography and Security · Computer Science 2025-12-09 Lingyun Xiang , Chengfu Ou , Xu He , Zhongliang Yang , Yuling Liu

Semantic communication (SemCom) has recently emerged as a promising paradigm for next-generation wireless systems. Empowered by advanced artificial intelligence (AI) technologies, SemCom has achieved significant improvements in transmission…

Information Theory · Computer Science 2026-01-12 Shunpu Tang , Yuanyuan Jia , Qianqian Yang , Ruichen Zhang , Jihong Park , Dusit Niyato

Until now the discussion on perfect security for steganographic systems has remained confined within the realm of mathematicians and information theory experts whose concise and symbolic representation of their philosophies, postulates, and…

Cryptography and Security · Computer Science 2013-10-23 Khan Farhan Rafat , M. Sher

Steganography is the art of hiding the fact that communication is taking place, by hiding information in other information. Different types of carrier file formats can be used, but digital images are the most popular ones because of their…

Multimedia · Computer Science 2019-09-12 Ramita Maharjan , Ajay Kumar Shrestha , Rejina Basnet

Current security techniques can be implemented either by requiring a secret key exchange or depending on assumptions about the communication channels. In this paper, we show that, by using a physical layer technique known as artificial…

Information Theory · Computer Science 2013-11-05 Shuiyin Liu , Yi Hong , Emanuele Viterbo

The proliferation of digital carriers that can be exploited to conceal arbitrary data has greatly increased the number of techniques for implementing network steganography. As a result, the literature overlaps greatly in terms of concepts…

Steganographic methods have been in the limelight of research and development for concealing secret data within a cover media without being noticed through general visualization. The Least Significant Bits (LSBs) of 8-bit color code for the…

Multimedia · Computer Science 2023-04-25 Subhrangshu Adhikary

This paper investigates the detectability of popular imagein-image steganography schemes [1, 2, 3, 4, 5]. In this paradigm, the payload is usually an image of the same size as the Cover image, leading to very high embedding rates. We first…

Cryptography and Security · Computer Science 2026-03-13 Antoine Mallet , Patrick Bas

Data steganography aims to conceal information within visual content, yet existing spatial- and frequency-domain approaches suffer from trade-offs between security, capacity, and perceptual quality. Recent advances in generative models,…

Machine Learning · Computer Science 2025-05-19 Tianshuo Zhang , Gao Jia , Wenzhe Zhai , Rui Yann , Xianglei Xing

Reversible data hiding in encrypted images (RDH-EI) has attracted increasing attention, since it can protect the privacy of original images while the embedded data can be exactly extracted. Recently, some RDH-EI schemes with multiple data…

Cryptography and Security · Computer Science 2021-06-29 Zhongyun Hua , Yanxiang Wang , Shuang Yi , Yicong Zhou , Xiaohua Jia

As one of the most promising technologies for intellicise (intelligent and consice) wireless networks, Semantic Communication (SemCom) significantly improves communication efficiency by extracting, transmitting, and recovering semantic…

Signal Processing · Electrical Eng. & Systems 2026-01-28 Rui Meng , Song Gao , Haixiao Gao , Yinqiu Liu , Ruichen Zhang , Mengying Sun , Xiaodong Xu , Ping Zhang , Dusit Niyato

In recent years, steganography has emerged as one of the main research areas in information security. Least significant bit (LSB) steganography is one of the fundamental and conventional spatial domain methods, which is capable of hiding…

Image and Video Processing · Electrical Eng. & Systems 2018-10-15 Aya H. S. Abdelgader , Raneem A. Aboughalia , Osama A. S. Alkishriwo

Informally, steganography is the process of exchanging a secret message between two communicating entities so that an eavesdropper may not know that a message has been sent. After a review of some steganographic systems, we found that these…

Cryptography and Security · Computer Science 2015-06-16 Fabrice P. Tachago , Stephane G. R. Ekodeck , Rene Ndoundam

In this paper, a new image encryption scheme using a secret key of 144-bits is proposed. In the substitution process of the scheme, image is divided into blocks and subsequently into color components. Each color component is modified by…

Cryptography and Security · Computer Science 2012-04-10 Narendra K Pareek

The use of steganography to transmit secret data is becoming increasingly common in security products and malware today. Despite being extremely popular, PDF files are not often the focus of steganography research, as most applications…

Cryptography and Security · Computer Science 2024-05-03 Ryan Klemm , Bo Chen
‹ Prev 1 8 9 10 Next ›