Cybersecurity is one of the most in-demand career fields right now, and for good reason. Businesses of every size need qualified people who can protect their networks, systems, and data. If you’re just starting out, though, it can be hard to know where to begin. Should you jump straight to a security-focused certification such as CISSP, CEH, or CompTIA Security+?
One of the best first moves you can actually make is earning your Cisco Certified Network Associate (CCNA).
That might surprise you at first. The CCNA is a networking certification, not a security one. But ask any seasoned cybersecurity professional and most will tell you the same thing: you have to understand how a network works before you can protect it.
Knowing the Basics of Cybersecurity
Cybersecurity is more than firewalls, antivirus software, and passwords. At its core, it’s about protecting how data moves across a network. That means understanding the devices that send and receive data, the protocols that govern the flow, and the paths data takes as it travels between locations.
If you don’t understand how a network works, spotting unusual activity is difficult. And if you don’t know what “normal” looks like, how do you catch an attack in progress?
That’s where the CCNA comes in. It teaches the fundamentals cybersecurity depends on. You’ll learn how IP addressing works, how switches and routers move traffic, how devices find one another through DHCP and DNS, and how VLANs and access control lists segment networks. These aren’t just networking ideas; they are the systems you’ll be protecting and the ones attackers try to exploit.
What CCNA Experience Gets You in Security Work
Say you’re working as a security analyst. Reviewing logs, watching traffic patterns, and responding to alerts are all part of the job. With CCNA-level knowledge, you can quickly make sense of the network paths behind those alerts. You’ll recognize when internal devices are reaching out to suspicious external IP addresses, when traffic is trying to slip past firewalls, or when a misconfigured DNS setting is putting the company at risk.
Or maybe you want to work as a penetration tester, hunting for weaknesses in networks. To find and exploit vulnerabilities properly, you have to understand how the target network is set up, and that knowledge comes straight out of the CCNA curriculum.
Deep network knowledge matters for incident response teams too. When something goes wrong, like a malware infection or a data breach, you have to move fast. Being able to trace an attack across routers, switches, and IP addresses can be the difference between stopping it quickly and letting it do serious damage.
Even if compliance or security policy work is more your style, understanding how data flows across the network helps you write better policies and work more effectively with technical teams.
CCNA as a First Step
Once you’ve earned your CCNA, you’ll be in a much better spot to move forward in cybersecurity. The knowledge carries over and makes the topics in security-focused certifications easier to grasp, including:
- CompTIA Security+, which covers core security principles and tools
- Cisco CyberOps Associate, aimed at working in a SOC
- The Certified Ethical Hacker (CEH), where testing networks means understanding how they function
- CompTIA CySA+ or CASP+, which call for more advanced network defense and analytical skills
More than that, you’ll have context. Employers value someone who understands how things actually work in the real world over someone who has only memorized terms for the test.
Why Employers Value the CCNA
Employers in cybersecurity want people who understand the infrastructure they’re trying to protect, not just candidates with a security certification. When you show a CCNA, you’re showing practical knowledge of how networks operate.
That makes you a stronger candidate for entry-level security roles such as:
- Security Analyst
- Tier 1 or Tier 2 SOC Analyst
- Network Security Technician
- Security-focused IT support
- Junior Penetration Tester
Cybersecurity Internships and Apprenticeships
A CCNA can give you an edge over applicants who skipped the networking basics. These are the kinds of roles that get your foot in the door.
Don’t Ignore the Fundamentals
Cybersecurity is a fast-moving field, and that’s part of what makes it exciting. But a long-term career needs a solid foundation, and that’s exactly what the CCNA gives you. It teaches the practical skills that everything else in security builds on.
So if you’re serious about a career in cybersecurity, don’t skip the networking piece. Take the CCNA first. Build a strong base. Then move into the security role you’re after.
You can’t defend something you don’t understand, and this is where that understanding starts.
Senior Network Engineer | CCNP Enterprise | CCIE Candidate
Trave Hurd is a senior network engineer with over a decade of experience designing and managing enterprise Cisco environments. Holding multiple Cisco and industry certifications, he writes about the full arc of a networking career, from passing your first exam to building the skills that get you to the top of the field.
