Critical Infrastructure Cybersecurity

Critical Infrastructure Cybersecurity

What is Critical Infrastructure Cybersecurity?

Critical infrastructure cybersecurity means protecting key systems, networks, and assets that are vital to national security and public safety.  These infrastructures are fundamental to the functioning of society. A data breach, intrusion, or malicious attack on such assets can compromise sensitive information, disrupt operations, and cause widespread damage. Hackers and state-sponsored attackers frequently target these systems. That’s why securing critical infrastructure is a top priority.

Why is Cyber Security Essential for Critical Infrastructure?

Cybersecurity for critical infrastructure is more important than ever. As nations rely more on technology and constant connectivity, protecting key systems, like energy, water, transport, and communication, has become urgent. These systems are the backbone of the economy, national security, and daily life. Keeping them safe is essential for a country’s stability and well-being.

Cyberattacks on critical infrastructure can disrupt entire nations. They cause service outages, economic loss, and public safety risks. The damage often spreads across multiple sectors. This shows why strong, proactive cybersecurity is essential. Protecting these systems helps keep vital services running, even as threats continue to grow.

Critical Infrastructure Cyber-Attacks

Natural disasters and other physical threats still pose risks, but cyberattacks have become the leading danger to critical infrastructure. Hackers often target these vital systems with harmful intent. Common attacks include malware, phishing, data breaches, and other intrusions. These can disrupt operations and expose sensitive information.

Therefore, governments and organizations must take proactive steps to guard against today’s growing cyber threats. Today, protecting critical infrastructure is not optional, it’s essential for national security and public safety in our digital world.

To learn more about critical energy infrastructure and its cyber security measures, visit the European Commission’s page.

Critical Sectors Info graphic
Sectors in Critical Infrastructure

Critical Infrastructure Cyber Security Challenges

Outdated systems often make critical infrastructure cybersecurity risks worse. Programmable logic controllers (PLCs), used across many sectors, often lack strong security due to their age. These older systems were not built with cybersecurity in mind, making them easy targets for attackers.

Similarly, many power facilities still rely on aging technology. Since this equipment wasn’t designed to handle today’s cyber threats, it leaves critical infrastructure exposed hackers.

IoT and the Expanding Attack Surface

Another major challenge is the lack of attention given to critical infrastructure cyber security across industries. New technologies are often introduced to boost efficiency and improve customer experience. However, not enough focus is placed on defending against ongoing threats from bad actors targeting vulnerabilities.

Many organizations are also adding IoT devices to their critical infrastructure. While these devices improve operations, they also increase the number of entry points for cyberattacks. This expanded attack surface gives cybercriminals more opportunities to exploit weaknesses.

The Human Factor

One of the biggest security challenges is the human factor. Employees are often the weakest link in the security chain. Teaching security best practices and setting up strong incident response protocols are key to lowering the risk of attacks. Without proper training on new threats, employees may unknowingly cause data breaches or system failures. This can seriously weaken an organization’s overall security.

Connectivity in Industrial Control Systems (ICS)

Industrial Control Systems (ICS), such as SCADA and DCS, have evolved over many years. With the rise of the Industrial Internet of Things (IIoT), these systems are now connected to external networks. This increases the risk of security threats like DDoS attacks.

Today, many manufacturing devices connect directly to enterprise networks. This highlights the urgent need for strong vulnerability management, better authentication, and greater security awareness in Operational Technology (OT). As connectivity grows, so do the risks. giving cybercriminals more chances to attack.

Critical Infrastructure Cyber Security and Asset Visibility

To protect critical infrastructure from cyberattacks, organizations need full visibility into their network hardware. This visibility is key to finding and managing weaknesses across IT, OT, and IoT systems. Moreover, without a complete asset inventory, it’s impossible to enforce security policies and block unauthorized access.

As the digital world changes, full device visibility is essential for strong cybersecurity. Therefore, monitoring hardware at the physical layer is key to stopping cyber threats. By spotting rogue and unauthorized devices, organizations can reduce risks. This way, it helps prevent hacking and better protects critical infrastructure.

The Role of Hardware Security in Critical Infrastructure

Sepio’s platform provides physical layer coverage for full device visibility. This helps protect against hardware attacks. As a leader in Rogue Device Mitigation (RDM), Sepio identifies, detects, and manages all peripherals. No device goes unmanaged.

In addition to the deep physical layer visibility, Sepio’s platform includes a comprehensive policy enforcement mechanism. This feature recommends best practice policies and enables administrators to define strict or granular rules for the system to enforce. Such capabilities enable a zero trust hardware access (ZTA) approach. When a device breaches the pre-set policy, Sepio automatically initiates a mitigation process to instantly block unauthorized or rogue hardware.

Sepio's Discovered Assets
Sepio’s Discovered Assets

Critical Infrastructure with Effective Security

Critical infrastructure cybersecurity is vital for national security and society’s well-being. Moreover, as cyberattacks become more common and complex, governments and organizations must act. Therefore, they need strong security measures like advanced visibility tools, quick incident response, and employee security training.

Protecting against cybercrime, hacking, and attacks is an ongoing challenge. Fortunately, Sepio’s advanced technology helps organizations strengthen their defenses. As a result, this keeps critical infrastructure safe and strong against growing digital risks.

Strengthen Your Critical Infrastructure Cybersecurity

Cyber threats keep evolving. Don’t let your organization fall behind. Sepio’s advanced technology gives you full visibility into your assets, helping you focus on the biggest risks. It offers continuous protection against new threats. Our solution detects and blocks rogue devices, strengthens your security, and supports compliance with industry standards.

Strong cybersecurity is key to protecting national security, public safety, and the economy. Talk with one of our security experts today. Learn how Sepio can help stop unauthorized access and defend against advanced attacks. Secure your infrastructure against today’s evolving risks, act now to stay protected in a fast-changing digital world.

Download Critical Infrastructure Cybersecurity Brief (pdf)
November 1st, 2020