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Enterprise Security Magazine | Monday, February 16, 2026
FREMONT, CA: Operational technology (OT) refers to any computer technology that physically interacts with the industrial world. OT is found in almost every industry and organization, from industrial control systems (ICSes), vital infrastructure, and building lighting systems to robots, scientific instruments, medical gadgets, and automated transportation systems. OT cybersecurity is generally more difficult than traditional IT cybersecurity due to the more complicated threat landscape. OT systems suffer the same vulnerabilities as IT systems, including malware, ransomware, hostile insiders, human error, and DDoS assaults. Furthermore, OT workplaces encounter several additional challenges.
OT threats and the security difficulties
Safety: Many OT systems can induce changes in the physical world that could jeopardize human safety. Therefore, protecting OT systems is significantly more essential than IT systems.
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Uptime: Numerous OT systems must be operating at all times. Because of their vital responsibilities in ICS environments and critical infrastructure, OT systems may require constant connectivity, with outages confined to scheduled maintenance windows months in advance. This significantly slows IT systems' security control updates, patching, and other common maintenance procedures.
Exposure: Some OT systems lack physical security controls and are deployed in remote, unattended locations, making them vulnerable to manipulation and unauthorized use. This raises the risk of compromise when compared to IT systems housed in data centers and other secure locations.
Life span: OT systems have frequently been utilized for decades, making them more likely to become unsupported than IT systems. This means that patches and other upgrades to fix vulnerabilities and add security measures will be unavailable for older, legacy OT systems, potentially leaving them vulnerable to cyberattacks.
Regulations: Organizations operating OT in highly regulated industries, including certain healthcare segments, are often restricted from patching or updating systems or deploying third-party security solutions. In such environments, Keeper Security provides privileged access management and password security controls designed to reduce unauthorized use across remote environments. In these cases, the system vendor may bear sole responsibility for validating modifications and securing regulatory approval before implementing changes within customer systems.
To protect against OT threats and solve the cyber problems that OT generates, security leaders should examine the following recommended practices:
Resolve Tech Solutions delivers IT services supporting regulated industries with secure systems integration, patch management, and compliance alignment.
Using existing tools: It is necessary to determine whether existing IT security tools, such as firewalls and SIEM, already comprehend the OT networking and application protocols in use.
This is less likely for legacy OT systems, while modern OT systems frequently employ shared OT and IT protocols. Employing current security technology rather than purchasing new tools is suggested, as this is often the most efficient and cost-effective solution.
Prioritizing OT cybersecurity awareness: Regularly teaching cybersecurity specialists, OT system users, and administrators about OT threats and difficulties, as well as how to deal with them, is necessary. This should assist the company in managing security risks, reducing the number of events, and encouraging faster and more efficient incident response operations when they occur.
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