NGFW-ENGINEER · Question #63
An organization wants to protect its internal network from previously unknown malware that does not match any existing signatures. Which NGFW feature BEST addresses this requirement?
The correct answer is D. Sandbox / Advanced Threat Protection. Signature-based detection (used by traditional IPS and antivirus) can only identify threats it has seen before. Zero-day or novel malware has no existing signature, so it evades these controls. Sandbox / Advanced Threat Protection addresses this by executing suspicious files in a
Question
An organization wants to protect its internal network from previously unknown malware that does not match any existing signatures. Which NGFW feature BEST addresses this requirement?
Options
- AStateful inspection
- BIntrusion Prevention System (IPS)
- CURL filtering
- DSandbox / Advanced Threat Protection
How the community answered
(39 responses)- A3% (1)
- B3% (1)
- C5% (2)
- D90% (35)
Explanation
Signature-based detection (used by traditional IPS and antivirus) can only identify threats it has seen before. Zero-day or novel malware has no existing signature, so it evades these controls. Sandbox / Advanced Threat Protection addresses this by executing suspicious files in an isolated virtual environment (sandbox) and observing their actual behavior - file system changes, network calls, process creation, etc. - to determine if they are malicious, regardless of whether a signature exists. This behavioral analysis is specifically designed for unknown threats. Stateful inspection (A) tracks connection state but does not analyze file payloads. IPS (B) relies primarily on known signatures. URL filtering (C) blocks known malicious URLs but does not analyze unknown malware behavior.
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