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CompTIA

CS0-003 · Question #577

A user reports a message as suspicious to the IT security team. An analyst reviews the message and notices that the following text string becomes a hyperlink in an email…

The correct answer is B. The text is encoded and designed to bypass spam filters. manner is a common obfuscation technique used by attackers to bypass spam filters and detection mechanisms while still redirecting users to malicious or legitimate-looking domains.

Submitted by fatema_kw· Mar 6, 2026Security Operations

Question

A user reports a message as suspicious to the IT security team. An analyst reviews the message and notices that the following text string becomes a hyperlink in an email:

%77%77%77%2e%63%6f%6d%70%74%69%61%2e%63%6f%6d Which of the following would most likely explain this behavior?

Options

  • AThe string contains obfuscated JavaScript shellcode
  • BThe text is encoded and designed to bypass spam filters.
  • CThe email client has a parsing error elsewhere in the message.
  • DThe sandboxed PC used for testing has non-default configurations.

How the community answered

(20 responses)
  • A
    5% (1)
  • B
    60% (12)
  • C
    15% (3)
  • D
    20% (4)

Explanation

manner is a common obfuscation technique used by attackers to bypass spam filters and detection mechanisms while still redirecting users to malicious or legitimate-looking domains.

Topics

#URL encoding#email security#phishing#spam bypass

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