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The growing deployment of resource-limited Internet of Things (IoT) devices and their expanding attack surfaces demand efficient and scalable security mechanisms. System logs are vital for the trust and auditability of IoT, and offloading…

Cryptography and Security · Computer Science 2025-06-11 Saif E. Nouma , Attila A. Yavuz

The optical communication has an increasing need for security in public transmission scenarios. Here we present a protocol for cryptographic key distribution over a public network via photon-counting compressive imaging system with…

Cryptography and Security · Computer Science 2022-04-14 Wen-Kai Yu

Deployment of Internet of Things (IoT) devices and Data Fusion techniques have gained popularity in public and government domains. This usually requires capturing and consolidating data from multiple sources. As datasets do not necessarily…

Signal Processing · Electrical Eng. & Systems 2021-06-04 Piyush K. Sharma , Mark Dennison , Adrienne Raglin

In this paper, we propose a novel content based-image retrieval scheme allowing the mixed use of encrypted and plain images for the first time. In the proposed scheme, images are encrypted by a block-scrambling method developed for…

Image and Video Processing · Electrical Eng. & Systems 2020-11-03 Kenta Iida , Hitoshi Kiya

With the wide/rapid spread of distributed systems for information processing, such as cloud computing and social networking, not only transmission but also processing is done on the internet. Therefore, a lot of studies on secure, efficient…

Cryptography and Security · Computer Science 2018-11-27 Hitoshi Kiya

One of the effective methods for the preservation of copyright ownership of digital media is watermarking. Different watermarking techniques try to set a tradeoff between robustness and transparency of the process. In this research work, we…

Multimedia · Computer Science 2019-11-05 Maedeh Jamali , Mahnoosh Bagheri , Nader Karimi , Shadrokh Samavi

Counterfeiting poses an evergrowing challenge, driving the need for innovative and sophisticated anti-counterfeiting strategies and technologies. Many solutions focus on tags characterized by optical features that are partially or…

Cryptography and Security · Computer Science 2025-01-07 Giuseppe Nicoletta , Mauro Daniel Luigi Bruno , Peng Yu , Zhiming Wang , Maria Penelope De Santo , Roberto Caputo , Antonio Ferraro

Encryption techniques demonstrate a great deal of security when implemented in an optical system (such as holography) due to the inherent physical properties of light and the precision it demands. However, such systems have shown to be…

Generative AI raises many societal concerns such as boosting disinformation and propaganda campaigns. Watermarking AI-generated content is a key technology to address these concerns and has been widely deployed in industry. However,…

Cryptography and Security · Computer Science 2024-07-08 Zhengyuan Jiang , Moyang Guo , Yuepeng Hu , Jinyuan Jia , Neil Zhenqiang Gong

Watermarks are an essential tool for identifying AI-generated content. Recently, Christ and Gunn (CRYPTO '24) introduced pseudorandom error-correcting codes (PRCs), which are equivalent to watermarks with strong robustness and quality…

Cryptography and Security · Computer Science 2025-12-10 Miranda Christ , Noah Golowich , Sam Gunn , Ankur Moitra , Daniel Wichs

Given the security concerns of Internet of Things (IoT) networks and limited computational resources of IoT devices, this paper presents RNA-TransCrypt, a novel image encryption scheme that is not only highly secure but also efficient and…

Cryptography and Security · Computer Science 2024-01-10 Muhammad Shahbaz Khan , Jawad Ahmad , Ahmed Al-Dubai , Baraq Ghaleb , Nikolaos Pitropakis , William J. Buchanan

The proliferation of AI-generated images has intensified the need for robust content authentication methods. We present InvisMark, a novel watermarking technique designed for high-resolution AI-generated images. Our approach leverages…

Cryptography and Security · Computer Science 2024-11-21 Rui Xu , Mengya Hu , Deren Lei , Yaxi Li , David Lowe , Alex Gorevski , Mingyu Wang , Emily Ching , Alex Deng

With the explosive growth of internet technology, easy transfer of digital multimedia is feasible. However, this kind of convenience with which authorized users can access information, turns out to be a mixed blessing due to information…

Cryptography and Security · Computer Science 2012-05-22 Saraju P. Mohanty

There has been a remarkable increase in the data exchange over web and the widespread use of digital media. As a result, multimedia data transfers also had a boost up. The mounting interest with reference to digital watermarking throughout…

Multimedia · Computer Science 2010-04-13 Neeta Deshpande , Archana Rajurkar , R Manthalkar

Backdoor attack aims to deceive a victim model when facing backdoor instances while maintaining its performance on benign data. Current methods use manual patterns or special perturbations as triggers, while they often overlook the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-05 Ruofei Wang , Renjie Wan , Zongyu Guo , Qing Guo , Rui Huang

To counter software reverse engineering or tampering, software obfuscation tools can be used. However, such tools to a large degree hard-code how the obfuscations are deployed. They hence lack resilience and stealth in the face of many…

Cryptography and Security · Computer Science 2020-12-24 Jens Van den Broeck , Bart Coppens , Bjorn De Sutter

Future quantum computers are likely to be expensive and affordable outright by few, motivating client/server models for outsourced computation. However, the applications for quantum computing will often involve sensitive data, and the…

Quantum Physics · Physics 2020-03-25 Yingkai Ouyang , Si-Hui Tan , Joseph Fitzsimons , Peter P. Rohde

Integral imaging-based cryptographic algorithms provides a new way to design secure and robust image encryption schemes. In this paper, we introduce a performance-enhanced image encryption schemes based on depth-conversion integral imaging…

Cryptography and Security · Computer Science 2015-01-20 Xiaowei Li , Chengqing Li , Seok-Tae Kim , In-Kwon Lee

Spectral complexity is a useful resource in physical device identification, disorder-enhanced spectroscopy, and machine learning, but is often achieved in chip-scale devices at the expense of propagation loss, scalability, or…

Optics · Physics 2026-01-01 Jack A. Smith , Michael J. Strain

Watermarking is a crucial tool for safeguarding copyrights and can serve as a more aesthetically pleasing alternative to QR codes. In recent years, watermarking methods based on deep learning have proved superior robustness against complex…

Multimedia · Computer Science 2023-08-24 Zhe Lei , Jie Zhang , Jingtao Li , Weiming Zhang , Nenghai Yu
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