CompTIA A+ vs Network+ vs Security+: Which to Take First?

A practical guide to choosing your first CompTIA cert. Compare job outcomes, study load and next steps to pick the right start for a UK IT career.

March 27, 2026

Choosing the right first CompTIA certification

When people compare CompTIA A+ vs Network+ vs Security+, the difficult part is usually not understanding what each exam covers. The real question is which one gives you the most sensible starting point for your current knowledge, the type of IT role you want, and the amount of study you can realistically commit to.

If you are starting an IT career in the UK or changing direction from another field, the wrong first choice can leave you studying content that feels either too broad, too technical, or too far removed from the job path you actually want. A more useful way to decide is to look at role fit, study load, practical overlap and what each certification helps you do next.

This article will help you sort through that decision clearly. You will see where A+, Network+ and Security+ differ, who each one suits best, and how to choose a starting route that feels practical rather than overwhelming.

CompTIA A+ vs Network+ vs Security+: how to choose your starting point

Your first certification should do two things well: match your current level and move you closer to the kind of role you want. If either part is off, study becomes harder than it needs to be.

Start with your current knowledge

If you are new to troubleshooting, operating systems and support tasks, A+ is usually the easiest entry point.
If you already understand basic hardware, Windows, device setup and common support issues, Network+ may be a realistic first step.
If you already have a foundation in IT and want to build security knowledge on top of it, Security+ can make sense.

Start with your target role

For service desk, desktop support and junior IT support routes, A+ is often the most direct fit.
For network support, infrastructure support and some cloud support pathways, Network+ is more relevant.
For security-focused progression, Security+ is stronger, but it is usually easier after core IT and networking basics are in place.

The strongest first choice is not always the most advanced exam. It is the one that helps the learning stick and makes your next step clearer.

Quick comparison at a glance

Certification	Main focus	Typical starting level	Often suits	What usually comes next
CompTIA A+	Broad IT support fundamentals, devices, operating systems, troubleshooting and basic security	Beginner	Career changers, first-time learners, support-focused starters	Network+, Microsoft support or cloud fundamentals, role-based support training
CompTIA Network+	Networking concepts, connectivity, infrastructure, troubleshooting and network operations	Lower intermediate	Learners with some IT basics who want a more technical route	Security+, cloud networking, Cisco or infrastructure pathways
CompTIA Security+	Security principles, threats, controls, risk, identity, governance and secure operations	Lower intermediate to intermediate	Learners with a clear security goal and some existing IT grounding	More specialised cybersecurity study, security operations or vendor-specific security paths

What each certification feels like in practice

Beginner Friendly

CompTIA A+

A+ is broad rather than deep. That is exactly why it works well as a first step for many people. You build familiarity with the kind of tasks that sit underneath day-to-day IT support, from hardware and software issues to user devices and common troubleshooting workflows.

Best for: complete beginners, career changers and learners who want solid foundations

Study feel: practical, wide-ranging and structured

Pathway fit: IT support, service desk, desktop support and general entry-level IT confidence

More Technical

CompTIA Network+

Network+ narrows the focus and increases the technical depth. Instead of covering the whole support picture, it pushes you into how systems connect, communicate and fail. That makes it valuable, but it can feel abstract if you do not already understand basic IT environments.

Best for: learners with some grounding who want infrastructure or networking exposure

Study feel: concept-heavy, technical and less forgiving if basics are weak

Pathway fit: network support, infrastructure support and cloud-adjacent technical roles

Security Focus

CompTIA Security+

Security+ is often attractive because cybersecurity sounds like a direct route into a specialist field. The catch is that much of the content makes more sense when you already understand devices, users, networks and normal system behaviour. Without that base, the ideas can feel detached from real practice.

Best for: learners with existing IT basics and a clear security direction

Study feel: broader than highly specialist security certs, but still more layered than A+

Pathway fit: security awareness, security operations foundations and security-minded technical progression

If you are starting from scratch, A+ usually teaches the context that makes Network+ and Security+ easier to understand later.

Which one should you take first?

Choose CompTIA A+ first if you are building your foundation

Best for: people moving into IT for the first time

Commitment level: steady and manageable if you need structure

Why it works: it gives you broad practical knowledge without assuming too much prior experience

You are new to IT terminology and support tasks.
You want a clearer path into service desk or junior support work.
You learn better when topics are introduced in a logical order.
You want confidence across devices, operating systems and troubleshooting before specialising.

Choose Network+ first if you already have the basics and want a technical route

Best for: learners who are already comfortable with core IT concepts

Commitment level: stronger focus on technical understanding

Why it works: it gets you into connectivity, infrastructure and network problem-solving sooner

You already understand common support issues and device setup.
You are interested in networking, infrastructure or cloud support rather than general user support.
You do not need A+ level coverage of basic hardware and software topics.
You want a path that can lead naturally into Security+ later.

Choose Security+ first only if your foundation is already there

Best for: learners with prior exposure to IT who want to move towards security

Commitment level: easier if you already understand networks, systems and support fundamentals

Why it works: it gives you recognised security knowledge without jumping straight into highly specialist material

You already work around IT systems or have studied the basics elsewhere.
You have a clear interest in security operations, governance or secure system practice.
You are comfortable with concepts such as users, devices, networks and access control.
You are not relying on the cert to teach your first troubleshooting fundamentals.

Security+ can be your first certification, but it is rarely the easiest first learning experience for someone with no IT background at all.

Common mistakes when choosing between A+, Network+ and Security+

Picking the most impressive-sounding exam

Advanced-sounding titles can create unrealistic expectations about what you are ready for.
If the foundations are missing, study time goes into decoding the basics instead of learning the actual syllabus.
A strong first pass through the right level often beats a struggle through the wrong one.

Choosing by trend rather than role fit

Cybersecurity interest is high, but not every learner needs to start there.
Support and networking routes often create better context for later security study.
Your first cert should match the work you want to move towards, not just the area getting the most attention.

Ignoring how you prefer to learn

If you need structured guidance, a broad beginner route is usually easier to stick with.
If you already learn well from technical diagrams and network scenarios, Network+ may suit you sooner.
If you need examples tied to real systems, do not jump into security theory too early.

Assuming you must follow one fixed order

A+ then Network+ then Security+ is a common route, not a rule.
You can skip A+ if you genuinely already have the knowledge it covers.
You can take Security+ without Network+, but networking gaps often become obvious during study.

A practical route map for different learner profiles

Route for complete beginners

A+ then Network+ then Security+

This is the most structured progression. It works well if you want to build confidence step by step and reduce the chance of knowledge gaps.

Route for learners with some hands-on IT knowledge

Network+ then Security+

This can work if you already understand core support tasks and want to move into infrastructure, cloud support or security-related study more quickly.

Route for support-focused career changers

A+ first

If your immediate aim is to understand the day-to-day reality of IT support, A+ usually gives the most useful coverage first.

Route for security-minded professionals with an existing base

Security+ first

If you already know your way around systems and networks, Security+ can be a sensible first certification within your new study plan.

A simple rule helps: if you are unsure whether your foundation is strong enough, that uncertainty itself is often a sign that A+ is worth serious consideration.

Final advice: choose the cert that matches your real starting point

For most beginners and career changers in the UK, CompTIA A+ is the safest and most practical first certification because it builds broad IT understanding and makes later study easier. Network+ is a strong first step when you already have basic support knowledge and want a more technical route. Security+ is usually the better first choice only when you already have a solid grounding and a clear security goal.

You do not need to start with the most specialised option to make progress. You need the option that gives you useful knowledge, realistic momentum and a clear next step. Book a free consultation to get personalised advice on the right IT course or career path for your goals.

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