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

ABSTRACT A covert network channel is a communication channel in which the message is
secretly transmitted to the recipient. Sometimes, covert network channels are vulnerable to …

With the rapid advancement of communication and computer network technologies, covert
channels are now more secure, quicker to set up, harder to detect, and easier to design than …

Network covert channels are applied for the secret exfiltration of confidential data, the
stealthy operation of malware, and legitimate purposes, such as censorship circumvention …

The advanced development of communication technologies has made covert
communications quite challenging to be recognized. By altering an entity's timing behavior …

Despite the numerous advantages offered by e-health applications, healthcare data of
patients are at huge risk, being targeted by several different types of digital menaces and …

HTTP cookie covert channel is a covert communication method that encodes malicious
information in cookie fields to escape regulatory audits. It is difficult to detect this kind of …

Covert channel techniques have enriched the way to commit dangerous and unwatched
attacks. They exploit ways that are not intended to convey information; therefore, traditional …

The use of covert communications has become more widespread recently as a solution to
the information security issue. Information security can be partially solved by the discovery …

Many cybersecurity attacks utilize Covert Timing Channels as a method to secretly transmit
(steal) sensitive information from target networks such as untrusted Internet of Things (IoT) …