With the rapid development and popularity of the Internet, multimedia security has become a
general essential concern. Especially, as manipulation of digital images gets much easier …

Cyber attacks are currently blooming, as the attackers reap significant profits from them and
face a limited risk when compared to committing the “classical” crimes. One of the major …

Federated learning (FL) is a new breed of Artificial Intelligence (AI) that builds upon
decentralized data and training that brings learning to the edge or directly on-device. FL is a …

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 …

Industrial control systems (ICSs) and critical infrastructure are targeted by sophisticated
cyber incidents launched by skillful and persistent attackers. Due to political, public image …

In this article, the problem of detecting JPEG images, which have been steganographically
manipulated, is discussed. The performance of employing various shallow and deep …

Air-gapped computers are devices that are kept isolated from the Internet, because they
store and process sensitive information. When highly sensitive data is involved, an air …

Abstract Message Queuing Telemetry Transport (MQTT) is a publish-subscribe protocol
which is currently popular in Internet of Things (IoT) applications. Recently its 5.0 version …

Modern malware is becoming hard to spot since attackers are increasingly adopting new
techniques to elude signature-and rule-based detection mechanisms. Among the others …

The widespread adoption of Artificial Intelligence and Machine Learning tools opens to
security issues that can raise and occur when the underlying ML models integrated into …