1. Deception on the network: thinking differently about covert channels;van horenbeeck;Proc 7th Australian Info Warfare and Security Conf,0
2. Wi-fi advanced stealth;butti;Proc Black Hat US,0
3. Communication using phantoms: covert channels in the Internet
4. HICCUPS: Hidden communication system for corrupted networks;szczypiorski;International Multi-Conference on Advanced Computer Systems,0