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Steganography embeds secret messages in seemingly innocuous carriers for covert communication under surveillance. Current Provably Secure Steganography (PSS) schemes based on language models can guarantee computational indistinguishability…

密码学与安全 · 计算机科学 2026-04-30 Kaiyi Pang , Minhao Bai

As a technology that can prevent the information from being disclosed, the reversible data hiding in encrypted images (RDHEI) acts as an important role in privacy protection and information security. To make use of the image redundancy and…

多媒体 · 计算机科学 2021-09-27 Youqing Wu , Wenjing Ma , Yinyin Peng , Ruiling Zhang , Zhaoxia Yin

Image steganography is art of hiding information onto the cover image. In this proposal a transformed domain based gray scale image authentication/data hiding technique using Z transform (ZT) termed as FDSZT, has been proposed. ZTransform…

密码学与安全 · 计算机科学 2012-02-21 J. K. Mandal

Image steganography can hide information in a host image and obtain a stego image that is perceptually indistinguishable from the original one. This technique has tremendous potential in scenarios like copyright protection, information…

计算机视觉与模式识别 · 计算机科学 2024-11-26 Huayuan Ye , Shenzhuo Zhang , Shiqi Jiang , Jing Liao , Shuhang Gu , Dejun Zheng , Changbo Wang , Chenhui Li

Due to the widespread of advanced digital imaging devices, forgery of digital images became more serious attack patterns. In this attack scenario, the attacker tries to manipulate the digital image to conceal some meaningful information of…

密码学与安全 · 计算机科学 2021-10-20 Ahmed M. Nagm , Mohamed Torky , Mohammed Mahmoud Abo Ghazala , Hosam Eldin Fawzan Sayed

Currently, cryptography is in wide use as it is being exploited in various domains from data confidentiality to data integrity and message authentication. Basically, cryptography shuffles data so that they become unreadable by unauthorized…

密码学与安全 · 计算机科学 2012-12-11 Youssef Bassil

Security and memory management are the major demands for electronics devices like ipods, cell phones, pmps, iphones and digital cameras. In this paper, we have suggested a high level of security mechanism by considering the concept of…

密码学与安全 · 计算机科学 2012-11-05 Rajesh Kumar Tiwari , Gadadhar Sahoo

With the explosive growth of internet and the fast communication techniques in recent years the security and the confidentiality of the sensitive data has become of prime and supreme importance and concern. To protect this data from…

密码学与安全 · 计算机科学 2012-07-04 Harshavardhan Kayarkar , Sugata Sanyal

The need to protect sensitive information privacy duringinformation exchange over the internet/intranet has led towider adoption of cryptography and steganography. The cryptography approaches convert the information into an unreadable…

新兴技术 · 计算机科学 2024-05-01 Idakwo M. A. , Muazu M. B. , Adedokun A. E. , Sadiq B. O

Message hiding, a technique that conceals secret message bits within a cover image, aims to achieve an optimal balance among message capacity, recovery accuracy, and imperceptibility. While convolutional neural networks have notably…

计算机视觉与模式识别 · 计算机科学 2025-08-18 Gao Yu , Qiu Xuchong , Ye Zihan

In this paper, an effective method was introduced to steganography of text document in the host image. In the available steganography methods, the message has a random form. Therefore, the embedding capacity is generally low. In the…

多媒体 · 计算机科学 2018-04-02 Seyyed Hossein Soleymani , Amir Hossein Taherinia

Conventional covert image communication is assumed to transmit the message, in the securest way possible for a given payload, over lossless channels, and the associated steganographic schemes are generally vulnerable to active attacks,…

多媒体 · 计算机科学 2022-12-07 Qingliang Liu , Jiangqun Ni , Weizhe Zhang , Xiangyang Luo , Jiwu Huang

In this paper, we propose a reversible data hiding method in the spatial domain for compressed grayscale images. The proposed method embeds secret bits into a compressed thumbnail of the original image by using a novel interpolation method…

多媒体 · 计算机科学 2013-05-20 Andrew Rudder , Wayne Goodridge , Shareeda Mohammed

We propose an end-to-end learned image data hiding framework that embeds and extracts secrets in the latent representations of a generic neural compressor. By leveraging a perceptual loss function in conjunction with our proposed message…

密码学与安全 · 计算机科学 2023-10-03 Chen-Hsiu Huang , Ja-Ling Wu

Calibration and higher order statistics (HOS) are standard components of many image steganalysis systems. These techniques have not yet found adequate attention in audio steganalysis context. Specifically, most of current works are either…

多媒体 · 计算机科学 2017-09-26 Hamzeh Ghasemzadeh , Meisam Khalil Arjmandi

In this paper, we propose a novel scheme for data hiding in the fingerprint minutiae template, which is the most popular in fingerprint recognition systems. Various strategies are proposed in data embedding in order to maintain the accuracy…

密码学与安全 · 计算机科学 2017-10-03 Sheng Li , Xin Chen , Zhigao Zheng , Zhenxin Qian , Guorui Feng , Xinpeng Zhang

Multi-image hiding, which embeds multiple secret images into a cover image and is able to recover these images with high quality, has gradually become a research hotspot in the field of image steganography. However, due to the need to embed…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Weina Dong , Jia Liu , Lifeng Chen , Wenquan Sun , Xiaozhong Pan , Yan Ke

This work proposes a high-capacity scheme for separable reversible data hiding in encrypted images. At the sender side, the original uncompressed image is encrypted using an encryption key. One or several data hiders use the MSB of some…

密码学与安全 · 计算机科学 2016-12-14 M. Hassan Najafi , David J. Lilja

In this paper, we suggest a lower and an upper bound for the Generalized Fibonacci-p-Sequence, for different values of p. The Fibonacci-p-Sequence is a generalization of the Classical Fibonacci Sequence. We first show that the ratio of two…

密码学与安全 · 计算机科学 2016-11-25 Sandipan Dey , Hameed Al-Qaheri , Suneeta Sane , Sugata Sanyal

The hurried development of multimedia and internet allows for wide distribution of digital media data. It becomes much easier to edit, modify and duplicate digital information. In additional, digital document is also easy to copy and…

密码学与安全 · 计算机科学 2009-08-04 A. W. Naji , Shihab A. Hameed , B. B. Zaidan , Wajdi F. Al-Khateeb , Othman O. Khalifa , A. A. Zaidan , Teddy S. Gunawan