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CompTIA Security+ (SY0-701) Practice Test & Study Guide

Everything you need to plan your SY0-701 prep: the exam format, what each domain covers, a week-by-week study plan, original practice questions, and what thousands of study-group comments reveal about where candidates slip up.

Last updated · By the NotJustExam team

About the CompTIA Security+ (SY0-701) exam

CompTIA Security+ (SY0-701) is a vendor-neutral certification that confirms you can perform the core security tasks expected of an early-career security or IT professional. It is the current version of the exam, replacing the retired SY0-601, and was refreshed to put more weight on operational, hands-on security work rather than memorized definitions. Passing it shows an employer that you can identify threats, harden systems, respond to incidents, and reason about risk in real environments.

The exam is aimed at people roughly two years into an IT or security role, including SOC analysts, system administrators moving toward security, help-desk staff stepping up, and career-changers who have done foundational study. It is also one of the few security certifications that satisfies the U.S. Department of Defense 8570/8140 baseline requirements, which is a large part of why it remains a hiring filter for many government and contractor roles.

Security+ matters because it is widely recognized as the practical entry point to a cybersecurity career. It is broad enough to give you a working vocabulary across the whole field, yet concrete enough that the skills transfer directly to a first security job.

CompTIA Security+ (SY0-701) exam format at a glance

AttributeDetail (as of 2026, verify on the official page)
Exam codeSY0-701
Number of questionsUp to 90
Question typesMultiple-choice (single and multiple response) plus performance-based questions (PBQs)
Duration90 minutes
Passing score750 on a scaled range of 100–900
CostApproximately 404 USD per voucher; varies by region and bundle
LanguagesEnglish at launch, with additional languages (e.g. Japanese, Portuguese, Spanish) added over time
DeliveryPearson VUE test center or online proctored from home
Validity3 years; renewable through CompTIA continuing education (CE)

CompTIA Security+ (SY0-701) domains & what they cover

The objectives are organized into five domains. The approximate weightings below reflect the published SY0-701 blueprint; confirm current figures on the official page.

  • 1.0 General Security Concepts (about 12%) — The foundational vocabulary: control types, the CIA triad, zero trust, basic cryptography, and change management. This domain sets up the mental model you use everywhere else.
  • 2.0 Threats, Vulnerabilities & Mitigations (about 22%) — Recognizing threat actors, attack vectors, social engineering, and common vulnerabilities, then choosing the right mitigation. Expect realistic attack scenarios here.
  • 3.0 Security Architecture (about 18%) — Designing secure networks, cloud, and on-prem systems, plus protecting data through resilience and encryption choices. This is where design trade-offs get tested.
  • 4.0 Security Operations (about 28%) — The largest domain: hardening, monitoring, identity and access management, incident response, and basic digital forensics. Most performance-based questions cluster here.
  • 5.0 Security Program Management & Oversight (about 20%) — Governance, risk management, third-party risk, compliance, and security awareness. This domain leans toward policy and decision-making rather than tools.

How hard is CompTIA Security+ (SY0-701)?

Security+ is considered an entry-level certification, but it is not an easy multiple-guess test. The breadth is the real challenge: you are expected to recognize hundreds of acronyms, attack types, and controls, and then apply them to a scenario rather than just define them. SY0-701 leans harder into situational questions than older versions, so rote memorization alone tends to fall short.

The most common sticking points are the performance-based questions, which can appear first and eat time if you panic, and the cryptography and IAM material, which trips up candidates without hands-on exposure. Risk and governance questions also frustrate technical learners because the "best" answer is often a management decision, not a technical one.

For someone with around two years of general IT experience, a realistic prep window is six to eight weeks of steady study. Complete beginners should plan for longer, perhaps ten to twelve weeks, and budget extra time for labs.

How to prepare for CompTIA Security+ (SY0-701): a study plan

A phased approach works better than cramming, because the material rewards repeated exposure.

  1. Weeks 1–2: Build the map. Read or watch through all five domains once for coverage, not mastery. Your goal is to know where every topic lives, especially the heavy Security Operations domain.
  2. Weeks 3–4: Go deep on weak domains. Re-study the areas you found fuzzy and add hands-on practice — spin up a free firewall, configure access controls, and walk through an incident response scenario so the concepts stick.
  3. Weeks 5–6: Drill with practice questions. Move into timed question sets. Read every explanation, including for questions you got right, and keep a log of the topics you miss so your review is targeted.
  4. Final week: Simulate and refine. Take full-length timed runs, practice pacing so PBQs do not derail you, and review your error log one last time.

Use practice questions actively rather than as a score-chasing exercise. The point is to expose gaps and train you to dissect a scenario for the keyword that determines the answer, not to memorize specific items.

CompTIA Security+ (SY0-701) FAQ

How much does the SY0-701 exam cost?

A single voucher is roughly 404 USD as of 2026, though pricing varies by country and by bundles that include retake or training options. Always confirm the current rate on the official CompTIA store before buying.

How long is the certification valid?

Three years from the date you pass. You can renew through CompTIA's continuing education program by earning CEUs or stacking a higher certification, which avoids re-sitting the exam.

Are there prerequisites?

There are no mandatory prerequisites, so anyone can register. CompTIA recommends having Network+ and about two years of hands-on security or systems administration experience, which makes the material far more approachable.

What is the retake policy if I fail?

You may retake the exam immediately after a first failure. From the third attempt onward, CompTIA requires a 14-day wait between tries, and you pay the full fee each time unless you bought a retake voucher.

Is the exam taken online or at a test center?

Both options exist through Pearson VUE. You can sit it at a physical test center or take it online with remote proctoring, which requires a quiet room, a webcam, and a system check beforehand.

Is Security+ actually worth it?

For early-career security roles, generally yes. It is broadly recognized by employers, meets DoD baseline requirements for many roles, and gives you a credible entry credential that maps directly to real job skills rather than just a line on a resume.

Free SY0-701 practice questions

5 original questions written for NotJustExam from the public SY0-701 exam objectives and independently answer-checked. Try answering before you open the explanation.

Question 1

A company implements digital signatures on financial transactions so that a sender cannot later deny having authorized the transaction. Which security concept does this primarily support?

  1. Confidentiality
  2. Integrity
  3. Non-repudiation
  4. Availability
Show answer & explanation

Answer: C. Non-repudiation ensures that a party cannot deny having performed an action, and digital signatures provide cryptographic proof of the sender's identity and intent tied to the transaction. Integrity is a tempting distractor because digital signatures also help verify data has not been altered, but the specific goal described here, preventing denial of authorship, is non-repudiation.

Source: official documentation

Question 2

An attacker calls an employee, claiming to be from IT support, and convinces them to reveal their password to 'fix an urgent issue.' What type of attack is this?

  1. Vishing
  2. Smishing
  3. Whaling
  4. Typosquatting
Show answer & explanation

Answer: A. Vishing (voice phishing) is a social engineering attack conducted over a phone call, exactly matching the scenario of a fraudulent caller extracting credentials. Whaling is a common wrong pick because it is also a social engineering technique, but it specifically refers to phishing attacks that target high-profile executives, not a generic employee over the phone.

Source: official documentation

Question 3

An organization wants to place its public-facing web server so that it is accessible from the internet but isolated from the internal corporate network if compromised. Which architecture element should be used?

  1. Network address translation (NAT) alone
  2. A virtual private network (VPN) concentrator
  3. A jump box on the internal LAN
  4. A demilitarized zone (DMZ)
Show answer & explanation

Answer: D. A DMZ is a segmented network zone that exposes public-facing services to the internet while keeping them isolated from the trusted internal network, limiting the blast radius if the server is compromised. NAT alone is a frequent wrong answer because it does hide internal addressing, but by itself it does not provide the segmentation and isolation a DMZ is specifically designed for.

Source: official documentation

Question 4

A company wants to ensure that employees are granted only the specific permissions necessary to perform their job duties, and nothing more. Which security principle does this describe?

  1. Separation of duties
  2. Least privilege
  3. Mandatory vacation
  4. Job rotation
Show answer & explanation

Answer: B. Least privilege means granting users only the minimum access rights needed to perform their job functions, directly matching the scenario. Separation of duties is a common mix-up because it is also an access-control principle, but it focuses on dividing critical tasks among multiple people to prevent fraud, not minimizing an individual's permission scope.

Source: official documentation

Question 5

After assessing a risk, an organization decides the cost of mitigating it exceeds the potential impact, and chooses to purchase cyber insurance to cover potential losses instead. Which risk management strategy is being applied?

  1. Risk acceptance
  2. Risk avoidance
  3. Risk transference
  4. Risk mitigation
Show answer & explanation

Answer: C. Risk transference shifts the financial impact of a risk to a third party, such as an insurance provider, which is exactly what purchasing cyber insurance accomplishes. Risk acceptance is a tempting wrong answer because the organization is also choosing not to spend on direct mitigation, but acceptance means absorbing the potential loss internally rather than shifting it to an insurer.

Source: official documentation

What 3,058 study-group comments reveal about SY0-701

We summarised the public study-group discussion behind every question in our SY0-701 bank and compared it with an independent AI review. Where they disagree, a posted answer key alone is not enough to trust — which is why every question in the full bank shows the community vote, a discussion summary and a reasoned explanation side by side.

596practice questions reviewed
3,058study-group comments summarised from Q2 2021 – Q2 2025
4%of questions where the answer commonly posted online is disputed
26%of single-answer questions where the community vote is split

The SY0-701 traps that come up most

  • Hashing protects stored passwords, not encryption — Password databases should use one-way hashing so stolen credentials can't be reversed into plaintext; reversible techniques like encryption or tokenization don't serve the same one-way protection goal.
  • ALE equals ARO multiplied by SLE — Annualized Loss Expectancy (ALE) comes from multiplying the Single Loss Expectancy (SLE) by the Annualized Rate of Occurrence (ARO) — SLE alone is only one input, not the full annual risk metric.
  • Patching fixes known flaws, not zero-days — Keeping systems current with patches and signature updates closes vulnerabilities that are already known, but it cannot defend against zero-day exploits, which have no available patch yet.
  • MAC filtering is weak because addresses are spoofable — MAC address filtering is a relatively weak access control because an attacker can spoof an allowed MAC address, so it should be treated as a minor layer rather than a primary defense.
  • Unpatchable legacy systems need segmentation, not just hardening — When a legacy or unsupported system can't be patched, network segmentation or isolation limits its exposure — hardening alone is often insufficient because the underlying software flaw remains unfixed.

Inside the full SY0-701 practice bank

  • 595 practice questions in an interactive web app, plus a printable PDF
  • The community-voted answer and a summary of the study-group discussion for each question
  • A step-by-step AI explanation of why the right answer is right — and why the others are not
  • One-time $9.99, lifetime access, no subscription

More certification study guides

Independent study material. NotJustExam is not affiliated with, endorsed by, or sponsored by any certification body; all certification names, trademarks and exam codes belong to their owners and are used for descriptive purposes only. The sample questions on this page are original items written for NotJustExam from the publicly available exam objectives. Exam facts change — always confirm details on the official exam page before you register.