Yu‐an Tan

A Covert Channel Over VoLTE via Adjusting Silence Periods

2018 · IEEE Access

Covert channels represent unforeseen communication methods that exploit authorized overt communication as the carrier medium for covert messages. Covert channels can be a secure and effective means of transmitting confidential information hidden in overt traffic. …

A Robust Packet-Dropout Covert Channel over Wireless Networks

2020 · IEEE Wireless Communications

Wireless communication is the most important carrier for covert channels because increasing security threats have made covert channels an alternative to transmitting confidential information in untrusted wireless communications. As a solution for next-generation mobile communication, …