Abstract:Covert channel communications are of vital importance for the ill-motivated purposes of cyber-crooks. Through these channels, they are capable of communicating in a stealthy way, unnoticed by the defenders and bypassing the security mechanisms of protected networks. The covert channels facilitate the hidden distribution of data to internal agents. For instance, a stealthy covert channel could be beneficial for the purposes of a botmaster that desires to send commands to their bot army, or for exfiltrating corp… Show more
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