Modern organizations rely on two types of networks, which are operational technology (OT) and information technology (IT). These abbreviations tend to get thrown around a lot, but many companies don’t understand exactly what makes them different. When it comes to comparing OT vs IT, their security measures differ in unique ways.
Not only is understanding their distinctions important, but knowing how to apply them is just as relevant. This article focuses on IT vs OT networks and where they find their place in modern network security.
Inside the Foundations for Modern Business Networks
For a surface-level explanation, IT handles digital operations, whereas OT is focused on physical processes. The security priorities in IT pertain to things like confidentiality, data integrity, and the availability of sensitive information.
Regarding the operational priorities of OT, you’re looking at focal points like safety, stability, and uninterrupted operations. While there are plenty of differences in operational technology vs informational technology, they can come together through IIoT. The general aim of doing so is to improve efficiencies, but this can also come with its own set of cybersecurity challenges.
What is an Operational Technology Network?
OT networks are specialized systems that monitor, control, and manage physical devices, as well as industrial processes. More specifically, the primary goal of OT is to guarantee that machinery and physical processes operate safely, efficiently, and without interruption.
Here are a few other core details about OT networks:
- Provides real-time monitoring, automation support, and control while prioritizing operational continuity
- Requires specialized measures, network segmentation, and anomaly monitoring to prevent disruptions in operations
- OT networks are common in places like manufacturing plants, transportation systems, or energy grids
- The backbone of OT networks can include PLCs, HMIs, and SCADA systems
If you know anything about IT, you can see where some of the terminology overlaps, but the application isn’t necessarily the same. So, what is OT vs IT? The direct answer is always found in the technicalities, which is where a straightforward breakdown of IT can help.
What are Information Technology Networks?
Supporting things like business apps, communications, and enterprise databases, IT networks manage, store, and transmit digital information. Some of the core components under the IT umbrella include servers, workstations, firewall hardware, switches, and cloud infrastructure, to name a few.
A few important highlights about the IT environment include the following:
- They’re designed for frequent updates, as well as rapid changes, and adapting to evolving business needs
- The security focus is to protect sensitive data, maintain network integrity, and ensure availability through firewalls
- Enable seamless interaction between employees, applications, and cloud services
- Adjusts to accommodate increased workloads, new applications, or expanding business operations
Both OT and IT are highly relevant in today’s world, but understanding their unique characteristics is crucial when setting up your security stack. IT is definitely more common with everyday business operations, but OT is a bigger focus area for certain companies and industries.
OT vs IT Security Streamlined
Considering how technical this topic can get, it can be easy to get the two mixed up, especially for new businesses. For those looking for a straightforward comparison between the two, the table below has you covered.
| Category | OT Networks | IT Networks |
|---|---|---|
| Primary Purpose | Monitor, control, and manage physical devices and industrial processes | Manage, store, and transmit digital information across the organization |
| Focus | Safety, stability, and uninterrupted operations | Confidentiality, integrity, and availability of data |
| Operational Environment | Manufacturing plants, energy grids, transportation systems, and building automation | Offices, cloud services, business applications, enterprise databases |
| Security Approach | Specialized industrial security, network segmentation, anomaly monitoring | Firewalls, antivirus, access control, and data protection measures |
| Priority | Real-time monitoring and operational continuity | Efficient data flow, collaboration, and digital communication |
With this, it’s pretty easy to determine which is more relevant to your particular operation. A lot of the terminology might overlap between the two, but it’s crucial to understand their use cases when it comes to your business needs.
The Bottom Line
To summarize OT vs IT, information technology networks focus on data and digital operations, and OT manages physical systems and processes. Knowing the difference is how you guide your security efforts and operational strategies in the right direction.
At the same time, converging OT and IT introduces a new range of security risks, which is where proactive monitoring and protocols come into play. To get the most out of your IT or OT strategy, come chat with us at Firewalls.com for the expertise, solutions, and reliability your business network needs.
FAQ
How Do OT Networks Impact Everyday Business Operations?
OT networks keep physical systems like production lines, energy grids, and transportation running smoothly, having a direct effect on efficiency and safety.
Why can IT Security Strategies Fall Short for OT Environments?
OT systems prioritize stability and real-time control, so standard IT security measures like frequent software updates can disrupt operations if applied directly.
What Role Does IIoT Play in Bridging OT and IT Networks?
The Industrial Internet of Things connects OT devices to IT infrastructure. This enables data-driven insights and process optimization while introducing new cybersecurity challenges.
Are OT Networks More Vulnerable to Physical Threats Than IT Networks?
Yes, because OT networks control physical equipment, cyber threats or operational failures can result in tangible damage, safety hazards, or operational downtime.
How Should a Company Decide Which Network Focus is Most Critical?
The choice depends on the company’s industry and operational priorities. Remember, IT is essential for data-driven businesses, and OT is crucial for industries managing critical physical systems.
