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Covert Channels in the MQTT-Based Internet of Things
IEEE Access, 2019 Network covert channels are a part of the information hiding research area that deals with the secret transfer of information over communication networks. Covert channels can be utilized, for instance, for data leakage and stealthy malware communications.
Aleksandra Mileva +2 more
exaly +4 more sources
Detection of Size Modulation Covert Channels Using Countermeasure Variation [PDF]
Journal of Universal Computer Science, 2019 Network covert channels enable stealthy communications for malware and data exfiltration. For this reason, developing effective countermeasures for these threats is important for the protection of individuals and organizations.
Steffen Wendzel +3 more
doaj +5 more sources
Trends and Challenges in Network Covert Channels Countermeasures
Applied Sciences (Switzerland), 2021 Network covert channels are increasingly used to endow malware with stealthy behaviors, for instance to exfiltrate data or to orchestrate nodes of a botnet in a cloaked manner.
Luca Caviglione, Caviglione Luca
exaly +3 more sources
Method for identifying network covert channels
Безопасность информационных технологий, 2021 The aim of this paper is to describe the created method for identifying network covert channels. Traditionally, the scheme for countering information leakage through covert channels is divided into several stages.
Konstantin G. Kogos +2 more
doaj +1 more source
MRCC: A Practical Covert Channel Over Monero With Provable Security
IEEE Access, 2021 Covert channels are designed to protect the communication relationship of the sender and receiver. Traditional covert channels have become insecure due to the continuous improvement of traffic analysis techniques. In this context, there is an urgent need
Zhaozhong Guo +3 more
doaj +1 more source
Prospective approaches to detecting network covert channels
Безопасность информационных технологий, 2021 The purpose of this study is to analyze the existing timing covert channels detection methods. Preventive measures are often used to counteract storage covert channels, such as traffic encryption and transmitted packets length normalization.
Konstantin G. Kogos, Mihail A. Finoshin
doaj +1 more source
Network covert channels capacity limitation by adding random delays before packet sending
Безопасность информационных технологий, 2021 Attention to covert channels has largely increased due to the documents published by E. Snowden, which described the software and hardware embedding that implement undeclared features of covert information transfer in the Huawei and Juniper network ...
Anna I. Belozubova +2 more
doaj +1 more source
A generalized approach to estimation of memoryless covert channel information leakage capacity
Array, 2022 Estimating the amount of information that is leaked by covert channels is a necessity to comprehend and mitigate the severity of attacks exploiting these channels.
Baki Berkay Yilmaz +5 more
doaj +1 more source
SnapCatch: Automatic Detection of Covert Timing Channels Using Image Processing and Machine Learning
IEEE Access, 2021 With the rapid growth of data exfiltration carried out by cyber attacks, Covert Timing Channels (CTC) have become an imminent network security risk that continues to grow in both sophistication and utilization.
Shorouq Al-Eidi +3 more
doaj +1 more source
Covert Timing Channel Analysis Either as Cyber Attacks or Confidential Applications
Sensors, 2020 Covert timing channels are an important alternative for transmitting information in the world of the Internet of Things (IoT). In covert timing channels data are encoded in inter-arrival times between consecutive packets based on modifying the ...
Shorouq Al-Eidi +2 more
doaj +1 more source