Covert communication enables covert information transmission in an undetectable way to
prevent the exposure of communication behaviors. Blockchain-based covert communication …

Abstract Machine learning (ML) methods have demonstrated impressive performance in
many application fields such as autopilot, facial recognition, and spam detection …

In order to protect user privacy or guarantee free access to the Internet, the network covert
channel has become a hot research topic. It refers to an information channel in which the …

The advanced development of computer networks and communication technologies has
made covert communications easier to construct, faster, undetectable and more secure than …

Privacy leakage is one of the most critical issues in machine learning and has attracted
growing interest for tasks such as demonstrating potential threats in model attacks and …

The support vector machine (SVM) is verified to be effective for predicting cyber security
situations, however, the long training time of the prediction model is a drawback to its use …

Covert communications, or covert channels, are commonly exploited to establish a data
exfiltration channel from an insider on a trusted network to a malicious receiver outside the …

Software-defined network (SDN) is widely used in smart grid for monitoring and managing
the communication network. Big data analytics for SDN-based smart grid has got increasing …

With the continuous improvement of the traffic analysis techniques, traditional network covert
channels based on the TCP/IP architecture are facing many risks. Blockchain is a new kind …

Blockchain-based covert communication has opened up a new research direction for the
covert communication field. In blockchain-based storage covert communication, reliability …