Data encryption aims to protect the confidentiality of data at storage, during transmission, or
while in processing. However, it is not always the optimum choice as attackers know the …

The traditional covert communication channel relying on a third-party node is vulnerable to
attack. The data are easily tampered with and the identity information of the communication …

Deep learning-based methods have been popular in multimedia analysis tasks, including
classification, detection, segmentation, and so on. In addition to conventional applications …

Covert channels emerged in mystery and departed in confusion. Covert channels are a
means of communication between two processes that are not permitted to communicate, but …

Covert channels are designed to protect the communication relationship of the sender and
receiver. Traditional covert channels have become insecure due to the continuous …

Abstract At CRYPTO 2014 Bellare, Paterson, and Rogaway (BPR) presented a formal
treatment of symmetric encryption in the light of algorithm substitution attacks (ASAs), which …

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 …

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 …

A new covert communication method via PDF files is proposed. A secret message, after
being encoded by a special ASCII code and embedded at between-word and between …

This paper traces the ten plus year history of the Naval Research Laboratory's Pump idea.
The Pump was theorized, designed, and built at the Naval Research Laboratory's Center for …