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Andrea Carcano, Co-founder and Chief Product OfficerNozomi Networks Inc. is a leader in real-time cybersecurity and operational visibility for industrial control systems (ICS). Fortinet and Nozomi Networks have collaborated to provide ICS environments with a holistic and comprehensive security platform. Working with Fortinet, Nozomi Networks extends the reach of Fortinet’s Security Fabric by providing detailed threat intelligence and visibility of ICS devices, networks and protocols. This synergetic relationship between Fortinet and the Nozomi Networks solution is effectively and seamlessly bridging the IT/OT security gap for customers around the world.
Adding Value with the Nozomi Network Solution
Nozomi Networks SCADAguardian’s non-intrusive ICS protocol monitoring capabilities profile the behavior of industrial devices and networks using artificial intelligence (A.I.) techniques to detect anomalies in the ICS network in real-time. By developing an operational baseline, SCADAguardian is able to rapidly identify cyber and operational anomalies and provide incident alerts in various ways. When integrated into Fortinet’s Security Fabric, FortiGate and FortiSIEM for example, Nozomi Networks and Fortinet work in tandem to not only identfy cyberthreats, but to implement policies that remediate them.
Designed to minimize system downtime and limit data loss, the Fortinet-Nozomi Networks solution optimizes productivity and business continuity in industries reliant on ICS networks. By deploying a Nozomi Networks SCADAguardian appliance within the OT networks, Fortinet and Nozomi Networks solutions join forces to passively monitor all network traffic communications and create a detailed map of the network, its nodes, and the behavior of each device in the network.If an anomaly or suspicious behavior is detected, an alarm is generated and sent to security operators and network administrators. At the same time, SCADAguardian is capable of automatically modifying the right policy in FortiGate to block the suspicious traffic.
As industrial networks begin to connect and automate their systems, they need to be weary of adopting standard IP networking doctrines that favor open network segmentation between workgroups and applications. A lack of segmentation between OT applications and IT control will, expose ICS networks to a higher degree of risk that might outweigh gains in process efficiency and centralized control. If malware is able to enter the ICS domain, it often goes undetected and can move at will. Additionally, traditional IT-based attacks, such as DDoS, are now able to move beyond IT and attack operational networks.
IT networks address these issues by deploying protective cybersecurity measures like firewalls to segment their internal networks and mitigate the damage and limit data exposure. However, in the case of critical infrastructure and ICS, protective measures to cybersecurity cannot be the last and only line of defense. ICS require both protective and threat intelligence appraches so that cybersecurity security stakeholders can engage in proactive, reactive, and preseciptive cybersecurity practices against ICS cyber threats.![]()
Nozomi Networks and Fortinet work in tandem to not only identfy cyberthreats, but to implement policies that remediate them
With the FortiGate/SCADAguardian solution, cybersecurity stakeholders can view deeper into the ICS networks than ever before, identifying and thwarting cyberthreats as they materialize in their infancy. Additionally, the FortiGate/ SCADAguardian solution is meant to scale for enterprise-grade deployments, providing granularity of detail with mult-tenant oversight.
Thanks to the Security Fabric, SCADAguardian can leverage an uparrelleled tight integration with Fortinet’s extensive portfolio to bridge the gap between IT and OT domains. For facilities like manufacturing plants that have numerous end devices and require real time information, a FortiHypervisor could be incorporated with the FortiSIEM and SCADAguardian to meet this real-time information requirement. In short, the active integration between SCADAguardian and Fortinet Security Fabric products provide ICS networks with the most comprehensive security solution available and enables optimum efficiency within, and beyond, the Industrial network.
Looking at The Future
Increased connectivity and the digitalization of ICS and OT have introduced new cyber threats that must be addressed. The good news is solutions are available to answer the need for better security, reliability and safety. Nozomi Networks is the leader of industrial cybersecurity, delivering real-time visibility to manage cyber risk and improve industrial operations resiliency. Customers gain advanced cybersecurity, improved operational reliability and easy IT/OT integration.
SÃO PAULO - Nozomi Networks, announced Gerdau, the leading steelmaker in Brazil, has chosen the Nozomi Vantage platform to safely monitor its technological advancements in Industry 4.0. Vantage supports business continuity and reduces operational risk in a sustainable way.
As Gerdau’s industrial environment becomes hyperconnected, features such as process visibility, asset inventory, anomaly control, and cloud-based scalability have become essential to achieve the company’s aggressive business innovation goals without compromising either resiliency or Gerdau’s strict requirements for cybersecurity.
To meet these needs, Gerdau chose Nozomi Networks’ Vantage platform. The cloud-based solution provides an added layer of cybersecurity. It offers flexible options for implementation that promote economies of scale and reduce operational cost. Plant operators and security professionals have access to risk management resources and reports in an easy, secure manner, with privacy, agility, and accessibility from anywhere at any time. Because it is a SaaS model, Vantage allows Gerdau to create unlimited virtual machines (VMs) and have the flexibility to distribute monitoring resources where they are needed within the company's architecture to get the best possible visibility of the environment.
Vitor Sena, global CISO at Gerdau, sees the OT cybersecurity approach as a point that needs to be worked on very carefully, because it is not the same as the IT approach. He points out that the cost of not protecting an OT environment will always be higher. "For critical infrastructure, the main security aspect is availability, so we can't apply the standard IT security concept to OT because it simply won't work. The configuration needs to be customized to allow for quick detection of any incident. Nozomi Networks' Vantage brought us the clarity we needed in our environment and the scalability and flexibility that we wouldn't have with a traditional security model," concludes Sena.
Asset inventory and control of operational and cyber anomalies is quickly becoming a priority in industrial environments like Gerdau’s, as they are strongly associated with operational risk reduction, business continuity, and cyber and physical security. In addition, asset inventory also assists in predictive maintenance on machinery, reducing the chances of downtime and failure.
Nycholas Szucko, Nozomi Networks LATAM Regional Director, says it is gratifying to see Gerdau and other large Brazilian companies increasingly prioritizing security in their innovation initiatives. "The asset inventory, for example, is fundamental to mapping the connected devices and, from there, apply the necessary security controls. After all, it is only possible to protect what can be seen. When decision makers understand this importance and we are part of projects like Gerdau's, we know that we are on the right path and that the cybersecurity maturity of the companies in LATAM are evolving," explains Szucko.