English
Related papers

Related papers: Direct Sequence Spread Spectrum Steganographic Sch…

200 papers

Steganography is the art of hiding secret information in media such as image, audio and video. The purpose of steganography is to conceal the existence of the secret information in any given medium. This work aims at strengthening the…

Cryptography and Security · Computer Science 2012-06-13 P. Thiyagarajan , G. Aghila , V. Prasanna Venkatesan

Binary convolutional coding (BCC) has been a cornerstone of the IEEE 802.11 wireless LAN standard since its inception, and it remains relevant today across the full generational arc from the legacy 802.11a/g through Wi-Fi 6 (802.11ax) and…

Information Theory · Computer Science 2026-03-02 Rethna Pulikkoonattu

For the last several years, the embedding of hidden information by steganographic techniques in network communications is increasingly used by attackers in order to obscure data infiltration, exfiltration or command and control in IT…

Cryptography and Security · Computer Science 2024-06-28 Tom Neubert , Bjarne Peuker , Laura Buxhoidt , Eric Schueler , Claus Vielhauer

In the realm of advanced steganography, the scale of the model typically correlates directly with the resolution of the fundamental grid, necessitating the training of a distinct neural network for message extraction. This paper proposes an…

Cryptography and Security · Computer Science 2024-06-05 Zhong Yangjie , Liu Jia , Ke Yan , Liu Meiqi

Previous studies have shown that the actual handoff schemes employed in the IEEE 802.11 Wireless LANs (WLANs) do not meet the strict delay constraints placed by many multimedia applications like Voice over IP. Both the active and the…

Networking and Internet Architecture · Computer Science 2011-02-28 Ahmed Riadh Rebai , Saïd Hanafi

The field of steganography has long been focused on developing methods to securely embed information within various digital media while ensuring imperceptibility and robustness. However, the growing sophistication of detection tools and the…

Cryptography and Security · Computer Science 2024-12-03 Waheed Rehman

The spectrogram is a classical DSP tool used to view signals in both time and frequency. Unfortunately, the Heisenberg Uncertainty Principal limits our ability to use them for detecting and measuring narrowband signal modulation in wideband…

Information Theory · Computer Science 2014-01-22 Ray Maleh , Frank A. Boyle

This paper proposes a novel transmission strategy, referred to as layered BPSK, which allows two independent symbol streams to be layered at the transmitter on a non-orthogonal basis and isolated from each other at the receiver without…

Information Theory · Computer Science 2018-09-21 Bingli Jiao , Yuli Yang , Mingxi Yin

We propose the application of multiple-bases belief-propagation, an optimized iterative decoding method, to a set of rate-1/2 LDPC codes from the IEEE 802.16e WiMAX standard. The presented approach allows for improved decoding performance…

Information Theory · Computer Science 2008-09-09 Thorsten Hehn , Johannes B. Huber , Stefan Laendner

In this paper, we propose a new scheme that allows coupling beacon-enabled IEEE 802.15.4 with the RPL routing protocol while keeping full compliance with both standards. We provide a means for RPL to pass the routing information to Layer 2…

Networking and Internet Architecture · Computer Science 2014-05-01 Malisa Vucinic , Gabriele Romaniello , Laurene Guelorget , Bernard Tourancheau , Franck Rousseau , Olivier Alphand , Andrzej Duda , Laurent Damon

Data hiding with deep neural networks (DNNs) has experienced impressive successes in recent years. A prevailing scheme is to train an autoencoder, consisting of an encoding network to embed (or transform) secret messages in (or into) a…

Cryptography and Security · Computer Science 2022-10-06 Haoyu Chen , Linqi Song , Zhenxing Qian , Xinpeng Zhang , Kede Ma

Software-defined networking is considered a promising new paradigm, enabling more reliable and formally verifiable communication networks. However, this paper shows that the separation of the control plane from the data plane, which lies at…

Cryptography and Security · Computer Science 2024-03-05 Robert Krösche , Kashyap Thimmaraju , Liron Schiff , Stefan Schmid

Creating a secure environment for communications is becoming a significantly challenging task in 5G Heterogeneous Networks (HetNets) given the stringent latency and high capacity requirements of 5G networks. This is particularly factual…

Cryptography and Security · Computer Science 2018-02-07 Christian Miranda , Georges Kaddoum , Elias Bou-Harb

Key distribution and renewing in wireless local area networks is a crucial issue to guarantee that unauthorized users are prevented from accessing the network. In this paper, we propose a technique for allowing an automatic bootstrap and…

Information Theory · Computer Science 2016-11-17 Marco Baldi , Marco Bianchi , Nicola Maturo , Franco Chiaraluce

TranSteg (Trancoding Steganography) is a fairly new IP telephony steganographic method that functions by compressing overt (voice) data to make space for the steganogram by means of transcoding. It offers high steganographic bandwidth,…

Cryptography and Security · Computer Science 2012-10-23 Artur Janicki , Wojciech Mazurczyk , Krzysztof Szczypiorski

Seamless redundancy can be profitably exploited to improve predictability of wireless networks in general and, in particular, IEEE 802.11. According to this approach, packets are transmitted by senders on two (or more) channels at the same…

Networking and Internet Architecture · Computer Science 2022-11-01 Gianluca Cena , Stefano Scanzio , Adriano Valenzano

Providing security guarantees for wireless communication is critically important for today's applications. While previous work in this area has concentrated on radio frequency (RF) channels, providing security guarantees for RF channels is…

Information Theory · Computer Science 2015-03-13 Amine Laourine , Aaron B. Wagner

Semantic communication is an increasingly popular framework for wireless image transmission due to its high communication efficiency. With the aid of the joint-source-and-channel (JSC) encoder implemented by neural network, semantic…

Information Theory · Computer Science 2022-12-02 Maojun Zhang , Yang Li , Zezhong Zhang , Guangxu Zhu , Caijun Zhong

Covert channel networks are a well-known method for circumventing the security measures organizations put in place to protect their networks from adversarial attacks. This paper introduces a novel method based on bit-rate modulation for…

Cryptography and Security · Computer Science 2024-04-25 Simone Soderi , Rocco De Nicola

We note that constituent fields (notably the fraction-of-seconds timestamp field) in the data payload structure of the synchrophasor communication protocol (IEEE C37.118 standard) are overprovisioned relative to real-world usage and needs,…

Cryptography and Security · Computer Science 2025-08-28 Prashanth Krishnamurthy , Ramesh Karri , Farshad Khorrami