Another Step in the Ladder of DNS-Based Covert Channels: Hiding Ill-Disposed Information in DNSKEY RRs

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 th...

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Bibliographic Details
Main Authors: Marios Anagnostopoulos, John André Seem
Format: Article
Language:English
Published: MDPI AG 2019-09-01
Series:Information
Subjects:
Online Access:https://www.mdpi.com/2078-2489/10/9/284