Question 575 of 750
Wireless Security ProtocolseasyMultiple ChoiceObjective-mapped

Choosing the Strongest Wireless Encryption for Mixed Devices

This 220-1202 practice question tests your understanding of wireless security protocols. 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.

During a security audit at a law firm, the IT manager wants to ensure that all wireless communication is encrypted with the strongest available standard that is also compatible with their mix of Windows 10 laptops and iOS tablets. Which security protocol should you recommend?

Quick Answer

The answer is WPA3-Personal, as it provides the strongest wireless encryption compatible with Windows 10 and iOS devices. This protocol uses GCMP-256 encryption and Simultaneous Authentication of Equals (SAE), which replaces the vulnerable Pre-Shared Key (PSK) handshake of WPA2, offering robust protection against offline dictionary attacks. On the CompTIA A+ Core 2 220-1202 exam, this scenario tests your understanding of current wireless security standards and their backward compatibility—a common trap is choosing WPA2-Enterprise or WPA3-Enterprise, which require a RADIUS server and are overkill for a small office mix. Remember that WPA3-Personal is the go-to for mixed environments because it supports a transition mode that allows older WPA2 devices to connect while newer ones use the stronger protocol. A helpful memory tip: “Three is the key for security and compatibility—WPA3 keeps the mix secure.”

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

WPA3-Personal

WPA3-Personal is the strongest available wireless encryption standard and is backward-compatible with WPA2 devices, making it suitable for a mixed environment of Windows 10 laptops and iOS tablets. It introduces Simultaneous Authentication of Equals (SAE) to replace the Pre-Shared Key (PSK) exchange, providing robust protection against offline dictionary attacks. Both Windows 10 and iOS fully support WPA3, ensuring compatibility without sacrificing 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.

  • WEP

    Why it's wrong here

    WEP is an outdated and easily cracked protocol; it should never be used in a modern environment.

  • WPA2-TKIP

    Why it's wrong here

    TKIP is a legacy encryption method that is no longer considered secure; WPA2 should use AES-CCMP.

  • WPA3-Personal

    Why this is correct

    WPA3-Personal provides the strongest security for a small office environment without a RADIUS server, and is backward compatible with WPA2 devices.

    Related concept

    Read the scenario before looking for a memorised answer.

  • WPA2-Enterprise

    Why it's wrong here

    While secure, WPA2-Enterprise requires a RADIUS server, which adds complexity and cost; the question asks for the strongest standard compatible with the devices, implying a simpler setup.

Common exam traps

Common exam trap: answer the scenario, not the keyword

CompTIA often tests the misconception that WPA2-Enterprise is always stronger than WPA3-Personal, but the question specifies 'strongest available standard' and 'compatible with a mix of Windows 10 laptops and iOS tablets,' which points to WPA3-Personal as the correct choice because it offers superior encryption without requiring enterprise infrastructure.

Detailed technical explanation

How to think about this question

WPA3-Personal uses SAE (based on the Dragonfly handshake, RFC 7664) to establish a secure key exchange resistant to offline brute-force attacks, even if the password is weak. Under the hood, it also mandates the use of GCMP-256 encryption (Galois/Counter Mode Protocol with 256-bit keys) for data confidentiality, whereas WPA2 typically uses CCMP-AES with 128-bit keys. In a real-world scenario, a law firm handling sensitive client data would benefit from WPA3's forward secrecy, ensuring that past sessions remain secure even if the pre-shared key is later compromised.

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 practitioner preparing for the 220-1202 exam encounters this exact type of scenario on the job. The correct answer here is not the most general option — it is the best answer for the specific constraint described. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Real exam questions reward reading the full scenario before eliminating options, because the constraint defines which answer fits.

What to study next

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FAQ

Questions learners often ask

What does this 220-1202 question test?

Wireless Security Protocols — This question tests Wireless Security Protocols — Read the scenario before looking for a memorised answer..

What is the correct answer to this question?

The correct answer is: WPA3-Personal — WPA3-Personal is the strongest available wireless encryption standard and is backward-compatible with WPA2 devices, making it suitable for a mixed environment of Windows 10 laptops and iOS tablets. It introduces Simultaneous Authentication of Equals (SAE) to replace the Pre-Shared Key (PSK) exchange, providing robust protection against offline dictionary attacks. Both Windows 10 and iOS fully support WPA3, ensuring compatibility without sacrificing security.

What should I do if I get this 220-1202 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: Jul 4, 2026

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This 220-1202 practice question is part of Courseiva's free CompTIA 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 220-1202 exam.