Covert Channel
A communication channel used by attackers to bypass security controls and transmit data.
Understanding Covert Channels
Covert channels disguise malicious activity within legitimate system operations.
Types of Covert Channels
Storage Covert Channels – Hide data in metadata, logs, and file timestamps.
Timing Covert Channels – Encode messages by manipulating CPU or network delays.
Best Practices for Prevention
Anomaly Detection Systems – Identify unusual network behavior.
Protocol Restrictions – Limit unnecessary data transfers.
Future of Covert Channel Exploitation
AI-Driven Detection Systems – Machine learning will help identify covert traffic.
Blockchain-Based Covert Channels – Attackers may use blockchain transactions for secret communication.
Advanced Steganography in Cyber Attacks – Data hiding in multimedia and network protocols will evolve.