- What the ITS-NS Certification Actually Is
- Exam Format and Question Style
- The Four Official Domains in Practice
- Scenario Drills Worth Practicing
- Registration, Voucher Terms and Delivery Channels
- Reading the 700 Scaled Score Correctly
- Network Security vs Cybersecurity, Networking and Security+
- Sequencing Your Preparation by Domain
- Career Context and Salary Claims
- Validity and Renewal
- Frequently Asked Questions
- ITS-NS here means Information Technology Specialist - Network Security, issued through Certiport, a Pearson VUE business.
- The exam has 35-45 questions in 50 minutes, computer-based and proctored, with a passing score of 700 on a 1-1000 scale.
- Pearson's objectives are organized into four domains: Defense in Depth, Operating System Security, Network Device Security and Secure Computing.
- The US retail Voucher + Retake is USD 133; the retake code must be used within 60 days of a failed attempt.
What the ITS-NS Certification Actually Is
The Information Technology Specialist - Network Security credential is a Pearson program delivered and issued through Certiport. The provider title is "IT Specialist - Network Security," and it validates practical foundations: how operating systems are locked down, how network devices and wireless links are protected, and how everyday computing can be made safer. If you want a plain-language primer on the name itself, see What Is ITS-NS Certification? and What Does ITS-NS Stand For?.
Two scoping points save candidates from buying the wrong materials. First, this article covers the Pearson Network Security exam only. It is not the separate IT Specialist Cybersecurity or Networking exam, and it is not Microsoft MTA or CompTIA Security+. Second, "ITS-NS" is a site abbreviation used on this project; it is not an asserted official exam code. Always confirm what you are purchasing against the exam name on the Certiport store.
Pearson publishes a 2-page objectives document (copyright 2025) that defines the scope. Treat that document as your syllabus, because it describes what is tested rather than how a particular course chooses to teach it. For the broader picture of what to learn first, pair this overview with the ITS-NS Study Guide 2026.
Exam Format and Question Style
The published exam-form range is 35-45 questions, with a standard exam time of 50 minutes, excluding administrative appointment activities such as check-in. The provider does not publish a fixed total or a scored/unscored split, so avoid any course or forum post that claims one. The exam is computer-based and proctored, and the official program tutorial illustrates multiple-choice questions along with review and navigation features that let you revisit and change answers before you submit.
Because the objectives revolve around configuration choices and security decisions, expect questions that ask you to pick the best control for a situation rather than recite a definition. A question might describe a shared folder, a wireless network or a user complaint and ask which setting or device addresses it. Reading the scenario carefully matters more than memorizing acronyms.
For a candid look at how demanding this format feels to different backgrounds, read How Hard Is the ITS-NS Exam?.
The Four Official Domains in Practice
Pearson's objectives are grouped under four headings. The site preserves them exactly rather than importing a broader cybersecurity syllabus. Any study ordering below is editorial, not an exam percentage weight; Pearson's public objectives do not give percentages here. For deeper treatment of each area, see the ITS-NS Exam Domains guide.
Domain 1: Defense in Depth
This domain is about layering controls so that no single failure exposes everything. Candidates should be able to explain why multiple, overlapping safeguards beat one strong perimeter.
- Place controls at the network, host and user layers and explain what each layer catches
- Distinguish preventive, detective and corrective controls
- Choose appropriate backup approaches and understand why they belong in a layered plan
- Understand network isolation as a way to contain compromise
Domain 2: Operating System Security
The objectives cover both Windows and Linux. Expect permissions, authentication, auditing and encryption to appear in practical form.
- Assign and troubleshoot file and folder permissions on Windows and Linux
- Apply least privilege: give users the minimum access their task requires
- Compare authentication methods and recognize stronger and weaker choices
- Understand what auditing records and why logs matter after an incident
- Decide when disk or file encryption is the right control and what it does and does not protect
Domain 3: Network Device Security
This is where firewalls, intrusion detection and prevention, SIEM, wireless protection and protocol security come together.
- Explain how a firewall filters traffic and why rule order and default-deny matter
- Contrast IDS (detects and alerts) with IPS (detects and blocks)
- Describe what a SIEM does with collected logs
- Recognize stronger wireless protections versus outdated ones
- Know why secure protocol variants replace cleartext ones, and what network ports and devices have to do with it
Domain 4: Secure Computing
The final heading focuses on safer end-user computing: the habits and settings that keep ordinary workstations from becoming the weak link.
- Recognize common threats aimed at users, such as malicious attachments and deceptive links
- Understand how security applications on client systems fit alongside network controls
- Apply safe configuration and update practices on end-user devices
Scenario Drills Worth Practicing
Most generic practice products describe themselves vaguely. A more useful approach is to rehearse decisions the objectives imply. Work through these, writing your reasoning before checking your notes:
Permissions and authentication
- A contractor needs read access to one project folder on a Windows file share. Which permission level and which grouping approach honors least privilege without handing over the whole share?
- On a Linux host, a script must be runnable by its owner only. What does that imply for the permission bits, and what changes if a second group needs read access?
- A system relies on passwords alone and has suffered repeated credential theft. What additional authentication factor addresses the specific failure?
Firewalls, IDS, IPS and SIEM
- You need traffic that matches an attack signature to be dropped automatically, not merely logged. Should this be an IDS or an IPS, and why does placement in the traffic path matter?
- Logs from a firewall, a server and a wireless controller must be correlated to spot a multi-step intrusion. Which tool category does that job?
- A guest network and an internal server network share the same switch. Which isolation approach limits what a compromised guest device can reach?
Backups and encryption
- A laptop holding customer records is lost. Which control would have protected the data even though the device was physically gone?
- Ransomware encrypts a file server. Why does an offline or otherwise isolated backup matter more here than a copy on the same network?
Registration, Voucher Terms and Delivery Channels
The US individual retail price for the IT Specialist Exam Voucher + Retake is USD 133. That figure is specific to that product and channel; it is not an exam-only price and not a universal price for every testing route. Certiport Authorized Testing Centers (CATCs) may charge proctoring fees on top, so check with your center before assuming the voucher is the whole cost.
| Item | What the provider states |
|---|---|
| US retail voucher with retake | USD 133 for the IT Specialist Exam Voucher + Retake |
| Original voucher validity | Expires 1 year after purchase |
| Retake code | Issued after a failed attempt; must be used within 60 days of failure |
| Possible extra cost | CATC proctoring may be charged separately |
| Delivery options | Certiport Authorized Testing Centers; Pearson VUE also offers test-center and OnVUE delivery |
The practical rule is to match the voucher to the delivery channel you intend to use. A voucher bought for one channel is not guaranteed to work for another, so confirm before you pay. The separately sold Thrive online CATC service is for ages 18 and over and requires an active voucher; its conditions should not be assumed to apply to school testing or to OnVUE. For fuller figures and fee scenarios, see the ITS-NS Certification Cost breakdown, and for scheduling logistics read ITS-NS Exam Dates.
Whichever route you choose, expect identity verification, a proctor and exam-security and NDA rules. Review Certiport's test-candidate policy before exam day so there are no surprises at check-in. Eligibility questions are covered in ITS-NS Requirements.
Reading the 700 Scaled Score Correctly
The passing score is 700 on a scaled range of 1 to 1000. That is a scaled score, not a raw 70% requirement, so you cannot convert it directly into a number of correct answers. Do not trust any source that tells you "you need exactly X questions right." Scaling exists so that results remain comparable across different exam forms, and the provider does not publish a per-form conversion.
The same caution applies to pass rates. Candidate-level pass rates are not published for this credential, and figures quoted by training providers usually describe their own cohorts or come with guarantees that say little about the exam as a whole. A cohort result from one institution does not establish an exam-wide success rate. The ITS-NS Pass Rate discussion explains how to read such claims skeptically, and ITS-NS Passing Score goes deeper on the scaled-score mechanics.
Key Takeaway
Aim for consistent understanding across all four domains rather than trying to reverse-engineer a raw-question target. Since 700 of 1000 is a scaled threshold, the safest strategy is broad competence with no domain left weak.
Network Security vs Cybersecurity, Networking and Security+
Search results blur these credentials, and some public pages describing the Network Security exam even reference Networking alignment. The table below separates them by scope, based on what the Network Security objectives actually cover.
| Credential | Relationship to this exam |
|---|---|
| IT Specialist - Network Security | The subject of this article: Windows and Linux permissions, authentication, auditing, encryption, wireless protection, firewalls/IDS/IPS/SIEM, network isolation, protocol security and safer end-user computing |
| IT Specialist - Cybersecurity | A separate Pearson exam with its own objectives; do not assume its syllabus applies here |
| IT Specialist - Networking | A separate Pearson exam focused on networking fundamentals; overlapping vocabulary does not make the exams interchangeable |
| CompTIA Security+ | A different vendor's credential with a different, broader scope and different exam logistics |
If you are weighing which credential to pursue, start from the objective document of each, not from similar-sounding titles. The Is the ITS-NS Certification Worth It? analysis helps frame that decision.
Sequencing Your Preparation by Domain
Pearson describes the target candidate as someone with hands-on familiarity with client operating systems, security applications, firewalls, devices and network ports, with at least 150 hours of instruction or practical experience in network security. That is preparation guidance, not a 150-hour exam requirement or a mandatory provider course. There is no bachelor's degree requirement. Use it as a gut check: if firewall rules and file permissions still feel abstract, build lab time before you book.
One sensible ordering, which is editorial rather than weighted by the exam, follows how the topics build on each other:
Operating System Security first
- Practice Windows and Linux permissions hands-on in a virtual machine
- Compare authentication methods and review what auditing captures
- Work encryption decisions: what is protected at rest and what is not
Network Device Security
- Build a firewall rule set and reason about rule order
- Contrast IDS and IPS placement and behavior
- Review wireless protection options and secure protocol replacements
Defense in Depth and Secure Computing
- Map each control you learned to a layer and to the threat it addresses
- Study network isolation and backup selection as containment and recovery layers
- Review safe end-user habits and client-side security applications
Timed review
- Sit timed practice in 50-minute blocks and note which domain causes misses
- Revisit the objective document line by line and confirm you can explain each item
The reasoning: operating system and device topics supply the concrete controls, and Defense in Depth is easier to understand once you have those controls in hand. Adjust the order if your job already gives you strong exposure to one area. For a fuller plan, use the ITS-NS Study Guide, and for last-minute review the ITS-NS Cheat Sheet.
Choosing practice material
The official preparation option is CertPREP powered by GMetrix, which offers training and testing modes. Its practice-bank sizes and timers are product features, not live-exam specifications, so do not infer the real exam's length or structure from them. Whatever tool you use, test it against the objectives: can you tell which objective each question maps to, and does the explanation say why the wrong answers are wrong? If not, supplement with your own notes. You can also try questions on the ITS-NS Exam Prep practice test site to check your recall across all four domains. More on resources is in ITS-NS Training.
Career Context and Salary Claims
The credential is an entry-level signal of foundational network security knowledge, and it fits roles where security awareness is part of IT work: help desk and support positions that handle account and device issues, junior system or network administration, and early security operations duties. Hiring teams read it as evidence that you understand core controls, not as proof of senior security experience. For role-oriented detail, see ITS-NS Jobs.
On pay, be careful. The US Bureau of Labor Statistics reported a May 2025 median of USD 129,180 for information security analysts. That is an occupation-wide figure. It is not a salary attached to this certification, not an entry-level offer, and not evidence of a pay premium earned by holding it. Senior security-role salaries in particular do not describe what a newly certified candidate should expect. The ITS-NS Salary Guide unpacks how to interpret these numbers responsibly.
Validity and Renewal
Awards earned on or after June 18, 2025 expire after 5 years, while earlier awards remain non-expiring. Renewal works by buying a voucher and passing the current exam. This dated expiration policy takes precedence over older wording on the program page that described one-time issuance, so if you see conflicting statements, follow the expiration policy. Put a reminder on your calendar well before the fifth anniversary, because the exam objectives may have changed by then.
Frequently Asked Questions
The published range is 35-45 questions with a standard time of 50 minutes, excluding administrative appointment activities. The provider does not publish a fixed total or a scored/unscored breakdown.
A scaled score of 700 on a 1-1000 scale. It is not a raw 70% requirement, so it does not translate to a fixed number of correct answers.
The US individual retail IT Specialist Exam Voucher + Retake is USD 133. That is not an exam-only or universal-channel price, and a Certiport Authorized Testing Center may charge proctoring fees separately.
The voucher includes a retake. The issued retake code must be used within 60 days of the failed attempt, and the original voucher expires 1 year after purchase.
No bachelor's degree is required, and no provider course is mandatory. The recommended baseline is hands-on familiarity plus at least 150 hours of instruction or practical experience in network security, which is preparation guidance rather than an exam rule.
Awards earned on or after June 18, 2025 expire after 5 years and are renewed by passing the current exam with a new voucher. Earlier awards remain non-expiring.
Ready to measure where you stand? Run through questions on the ITS-NS Exam Prep practice tests and compare your weak domains against the objectives before you book your voucher.