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SSCP Practice Question: Which TWO are common methods to secure a wireless…

This SSCP practice question tests your understanding of sscp exam topics. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.

Which TWO are common methods to secure a wireless network against unauthorized access?

Answer choices

Why each option matters

Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.

Correct answer & explanation

Implement WPA2-Enterprise

WPA2-Enterprise uses IEEE 802.1X authentication with a RADIUS server, requiring unique credentials per user rather than a shared pre-shared key (PSK). This eliminates the risk of PSK compromise and provides centralized authentication, making it highly resistant to unauthorized access. Additionally, a wireless intrusion prevention system (WIPS) actively monitors for rogue access points and suspicious activity, providing real-time threat detection and mitigation. Both methods are effective in securing wireless networks against unauthorized access. In contrast, options like enabling SSID broadcast (which is actually useful for legitimate clients), disabling DHCP (which is easily worked around), or using MAC filtering (which can be spoofed) provide little to no real security.

Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Answer analysis

Option-by-option breakdown

For each option: why learners choose it and why it is or isn't the right answer here.

  • Implement WPA2-Enterprise

    Why this is correct

    Provides strong authentication per user.

    Related concept

    Read the scenario before looking for a memorised answer.

  • Enable SSID broadcast

    Why it's wrong here

    Broadcasting helps clients find the network, not a security measure.

  • Disable DHCP

    Why it's wrong here

    Disabling DHCP forces static IPs but does not prevent unauthorized clients.

  • Use MAC filtering

    Why it's wrong here

    MAC addresses can be spoofed easily.

  • Deploy a wireless intrusion prevention system (WIPS)

    Why this is correct

    Monitors for rogue APs and attacks.

    Related concept

    Read the scenario before looking for a memorised answer.

Common exam traps

Common exam trap: answer the scenario, not the keyword

The trap here is that candidates often mistake MAC filtering or disabling DHCP as effective security controls, when in fact they are easily bypassed and provide only a false sense of security, while the exam expects recognition of enterprise-grade authentication and active monitoring as the correct methods.

Detailed technical explanation

How to think about this question

WPA2-Enterprise relies on the four-way handshake and EAP (Extensible Authentication Protocol) to derive unique session keys per user, preventing key reuse and offline brute-force attacks common against WPA2-PSK. A wireless intrusion prevention system (WIPS) continuously monitors radio frequency (RF) layers for rogue access points, deauthentication attacks, and other anomalies, automatically blocking threats via signature-based or behavioral analysis. In real-world deployments, combining WPA2-Enterprise with a WIPS provides defense-in-depth against both credential theft and physical-layer attacks.

KKey Concepts to Remember

  • Read the scenario before looking for a memorised answer.
  • Find the constraint that changes the correct option.
  • Eliminate answers that are true in general but not in this case.

TExam Day Tips

  • Watch for words such as best, first, most likely and least administrative effort.
  • Review why wrong options are wrong, not only why the correct option is correct.

Key takeaway

Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.

Real-world example

How this comes up in practice

A developer is choosing between AES-256 (symmetric) and RSA-2048 (asymmetric) for encrypting a large file that will be sent to a partner. Symmetric encryption is fast but requires key exchange; asymmetric is slower but solves the key distribution problem. A hybrid approach — encrypt the file with AES, encrypt the AES key with RSA — is standard. Questions like this test whether you understand when each approach applies.

Visual reference

Client DHCP Server 1 Discover (broadcast) 2 Offer (IP: 192.168.1.10) 3 Request (I accept) 4 Acknowledge (lease confirmed) DORA — the four-step DHCP lease process

Quick reference

AAA Protocol Comparison

ProtocolPort(s)EncryptionTransportPrimary Use
RADIUS1812 / 1813Password onlyUDPNetwork access control
TACACS+49Full packetTCPDevice administration
Diameter3868Full sessionTCP / SCTPCarrier / mobile networks
802.1XEAP-basedLayer 2Port-based access control

TACACS+ encrypts the entire packet; RADIUS only encrypts the password field — a key exam distinction.

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FAQ

Questions learners often ask

What does this SSCP question test?

Read the scenario before looking for a memorised answer.

What is the correct answer to this question?

The correct answer is: Implement WPA2-Enterprise — WPA2-Enterprise uses IEEE 802.1X authentication with a RADIUS server, requiring unique credentials per user rather than a shared pre-shared key (PSK). This eliminates the risk of PSK compromise and provides centralized authentication, making it highly resistant to unauthorized access. Additionally, a wireless intrusion prevention system (WIPS) actively monitors for rogue access points and suspicious activity, providing real-time threat detection and mitigation. Both methods are effective in securing wireless networks against unauthorized access. In contrast, options like enabling SSID broadcast (which is actually useful for legitimate clients), disabling DHCP (which is easily worked around), or using MAC filtering (which can be spoofed) provide little to no real security.

What should I do if I get this SSCP question wrong?

Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.

What is the key concept behind this question?

Read the scenario before looking for a memorised answer.

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Last reviewed: Jun 25, 2026

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This SSCP practice question is part of Courseiva's free ISC2 certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the SSCP exam.