The assets you can’t see are the ones that can shut you down
May 2026
IT in Manufacturing
Most industrial sites believe they know exactly what runs their plant until something fails. When it does, engineers often discover undocumented PLCs, outdated firmware, missing backups or silent configuration changes that nobody knew had happened.
Modern industrial environments are built on decades of accumulated technology. Legacy controllers run alongside newer systems from multiple vendors, many of which cannot be taken offline without stopping production. This complexity makes visibility difficult, but it does not reduce the risk.
OT asset management answers four critical questions:
• What industrial devices exist on your site?
• What versions and configurations are they running?
• What has changed since the last audit?
• What problems will only be discovered after something breaks?
Traditional asset management solutions were never designed for this reality. Many began as IT security products and were later rebranded when they discovered operational technology existed, resulting in a persistent architectural mismatch. Annual manual audits and intrusive network-scanning tools can disrupt fragile PLCs, controllers and network devices, often leaving organisations blind between audits and unaware of changes that quietly increase failure, safety and cyber risk.
ABEGuardOT, developed by ABEWare Solutions takes a fundamentally different approach. Built by controls engineers, not IT security teams, the platform deploys via a lightweight folder-based agent with no installation, no reboots and no DLL changes. It delivers continuous, non-intrusive visibility across multi-vendor environments including Siemens, Rockwell, ABB, Honeywell, Schneider Electric, Emerson, GE and Yokogawa, with support for OPC UA, EtherNet/IP, Modbus and Profibus.
Beyond asset discovery, ABEGuardOT provides deep operational insight, capturing firmware versions, backup status, patch gaps, configuration changes and USB activity, among many other helpful features. It also includes a built-in Syslog server, integrated patch management with vendor-approved workflows, and automated compliance reporting aligned to IEC 62443 and NIST CSF standards.
The commercial case is equally compelling. For a 50-asset, single-site plant running bi-annual audits at R1400 per engineer/hour and R500 000 per outage, the platform generates an estimated annual benefit of R435 200, with full payback in 4,3 months.
If an incident occurred tomorrow, would you know exactly what changed in your OT environment, or would you be forced to find out the hard way?
OTx Systems is the southern African distributor of ABEGuardOT, offering a complete path from asset visibility to engineering remediation.
For more information contact OTx Systems, +27 83 384 0250, [email protected], www.otxsystems.tech
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