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200-201 · Question #291

What is the communication channel established from a compromised machine back to the attacker?

The correct answer is B. command and control. Command and control (C2 or C&C) is a communication channel established by malware or an attacker from a compromised machine or system back to the attacker's infrastructure. This channel allows the attacker to send commands, receive information, and maintain control over the…

Submitted by fernanda_arg· Mar 6, 2026Security Concepts

Question

What is the communication channel established from a compromised machine back to the attacker?

Options

  • Aman-in-the-middle
  • Bcommand and control
  • CIDS evasion
  • Dport scanning

How the community answered

(49 responses)
  • A
    6% (3)
  • B
    88% (43)
  • C
    4% (2)
  • D
    2% (1)

Explanation

Command and control (C2 or C&C) is a communication channel established by malware or an attacker from a compromised machine or system back to the attacker's infrastructure. This channel allows the attacker to send commands, receive information, and maintain control over the compromised system or network. It enables the attacker to remotely manage and manipulate the compromised machines for various malicious purposes, such as stealing data, launching further attacks, or performing other unauthorized activities.

Topics

#command and control#C2#malware communication

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