When an OT Network Goes Down, the Pit Stops Too

Governing body

Cyber and Infrastructure Security Centre (CISC) — cisc.gov.au

What it requires

Mining operations that own or operate critical infrastructure assets must register those assets with the CISC, maintain a Critical Infrastructure Risk Management Program (CIRMP) addressing cybersecurity, physical security, personnel and supply chain hazards, and report significant cyber incidents to the ACSC within 12 hours of awareness. Board-approved annual CIRMP reports must be submitted to the Department of Home Affairs within 90 days of the financial year end (deadline: 28 September each year). Assets designated as Systems of National Significance face enhanced obligations including cyber exercises and the potential requirement to provide telemetry to ASD.

Applies to

Responsible entities for critical infrastructure assets across the 11 regulated sectors — mining operations with critical asset classifications under the Act.

Consequence of non-compliance

Civil penalties up to $660,000 AUD per day; government direction and intervention powers; reputational and procurement consequences.

Governing body

Australian Signals Directorate (ASD) / Department of Home Affairs — cyber.gov.au

What it requires

Mandatory reporting of ransomware payments to the Australian Government within 72 hours of payment. IoT security standards (staged commencement through 2026).

Applies to

All organisations with annual turnover above $3 million — which includes virtually all mid-tier and major mining operators.

Consequence of non-compliance

Civil penalties for failure to report ransomware payments; potential for government investigation.

Governing body

Office of the Australian Information Commissioner (OAIC) — oaic.gov.au

What it requires

Notification of eligible data breaches to affected individuals and the OAIC where the breach is likely to result in serious harm. Mining companies hold substantial employee, contractor and commercial data that triggers NDB obligations.

Applies to

All organisations with annual turnover above $3 million.

Consequence of non-compliance

Civil penalties; OAIC investigation; reputational damage and litigation exposure from affected individuals under the 2024 statutory tort for serious privacy invasions.

Governing body

Australian Signals Directorate — cyber.gov.au/resources-business-and-government/essential-cyber-security/essential-eight

What it requires

Eight baseline mitigation strategies including application control, patching, multi-factor authentication, and regular backups. Increasingly required by cyber insurers and enterprise procurement frameworks as a minimum standard.

Who it applies to

De facto baseline for all organisations; mandatory for Commonwealth entities and increasingly embedded in state government and critical infrastructure procurement requirements.

Consequence of non-compliance

Not directly enforceable for private sector, but Essential Eight maturity is now a standard expectation in procurement and insurance contexts — failure to demonstrate progress carries commercial risk.

Mining networks are not office networks. They span open pits, processing plants, tailings facilities, camp infrastructure, haul roads, port terminals and remote operations centres — often across vast distances and in environments hostile to standard wireless equipment. The connectivity architecture that underpins autonomous haulage, real-time production telemetry, safety communications and remote fleet management must be engineered for operational continuity first, and managed with the same rigour as any critical system.

Orro designs and manages high-performance wired and wireless network infrastructure tailored to mining environments, including SD-WAN for centralised management, policy enforcement and resilient failover across geographically distributed sites. Where standard carrier coverage is insufficient — which describes most remote Australian mine sites — Orro is one of only a handful of organisations in Australia to hold private spectrum, enabling the deployment of private LTE networks that deliver carrier-grade reliability without dependence on public mobile infrastructure. This matters in environments where communications downtime is not just a productivity issue but a safety one.

Orro’s One Touch Control platform provides unified visibility and management across multi-vendor, multi-carrier network environments, giving mining IT and operations teams a single view of network performance, availability and incidents across every site — with 24/7 proactive monitoring and support escalation through Australian-based account management.

Outcome: Reliable, resilient connectivity that supports real-time mining operations, safety systems and remote management across every site, regardless of location or terrain.

Mining operations face a threat profile unlike most enterprise environments. State-sponsored actors with an interest in commodity intelligence, ransomware groups targeting operational disruption, and opportunistic attackers exploiting internet-facing vulnerabilities in edge devices — all against a backdrop of OT systems that were never designed with network security in mind. The result is an environment where conventional endpoint and perimeter-focused security is necessary but insufficient.

Orro’s National Cyber Defence Centre provides 24/7 SOC monitoring with OT-aware detection capabilities — identifying anomalous activity across both IT and operational technology environments, not just the corporate network. For mining operations under the SOCI Act, this continuous monitoring is foundational to meeting incident detection and reporting obligations.

Beyond monitoring, Orro’s CTEM (Continuous Threat Exposure Management) service moves organisations beyond the point-in-time vulnerability scan model that leaves mining IT teams flying blind between assessment cycles. CTEM continuously maps the attack surface — including OT assets, remote access pathways, third-party connections and internet-facing systems — and prioritises exposure based on exploitability and operational impact, not just CVSS scores. For a mining CIO managing a heterogeneous environment of legacy SCADA systems, engineering workstations and modern cloud-connected operations platforms, this risk-prioritised approach to remediation is what makes security investment tractable.

Outcome: Continuous, OT-aware security coverage that meets SOCI Act obligations, reduces dwell time for undetected threats, and gives mining technology teams a defensible, evidence-based approach to managing exposure across complex environments.

Mining operations are increasingly cloud-dependent: ERP platforms, fleet management systems, maintenance scheduling tools, production reporting and financial systems all run in hybrid environments where application performance directly affects operational decision-making. The challenge is that many mine sites have constrained or variable WAN connectivity, and a cloud application that performs well from a capital city office may be unusable from a remote operations centre without proper network and application optimisation.

Orro designs and manages hybrid cloud architectures that account for the reality of mining network environments — optimising application delivery paths, managing WAN traffic prioritisation for operational versus administrative workloads, and ensuring that business continuity and disaster recovery capabilities reflect the operational stakes of an unplanned system outage. For mining companies moving ERP or production management platforms to the cloud, Orro provides the secure data transport, connectivity architecture and managed services to make the migration operational rather than just technical.

Cloud security is integrated into Orro’s managed cloud offering — not bolted on. Identity and access management, cloud workload protection, and data loss prevention are scoped to the specific regulatory and operational requirements of mining environments, including SOCI Act obligations around data storage and protection.

Outcome: Cloud and application infrastructure that performs reliably from remote sites, supports operational decision-making in real time, and is secured in line with SOCI and Privacy Act obligations.

Operational technology security in mining is not a cybersecurity sub-category — it is an engineering discipline. SCADA systems, DCS platforms, PLCs, historian servers, safety instrumented systems and industrial wireless networks have operational logic, patching constraints and resilience requirements that standard IT security approaches cannot simply be applied to. Treating an OT environment like an enterprise network is how well-intentioned security programmes create new operational risk.

Orro’s OT security capability is grounded in understanding how industrial systems work before advising on how to secure them. This means beginning with OT asset discovery and network mapping — understanding what is actually running on the operational network, how it is connected, and where the exposure exists at the IT/OT boundary — rather than starting with a controls framework and working backwards. For many mining operations, the first outcome of this process is a level of network visibility they did not previously have.

From that foundation, Orro works with mining technology and operations teams to implement appropriate segmentation between IT, OT and safety-critical systems; establish monitoring that detects anomalous behaviour in OT protocols without disrupting operational processes; and build an incident response capability that accounts for the operational consequences of a response action — including the option to isolate OT environments from IT networks while maintaining production continuity. The ASD’s 2024–25 guidance specifically recommends that critical infrastructure operators with OT environments be able to isolate and rebuild those systems independently for up to three months in the event of a major incident.

Outcome: A defensible, operationally-aware OT security posture that reduces exposure at the IT/OT boundary, supports SOCI Act CIRMP obligations, and preserves production continuity as a design principle — not an afterthought.

Mining IT and OT teams are typically lean relative to the complexity of the environments they manage. A single site may span multiple network domains, OT vendors, cloud platforms and carrier services — each with its own management interface, alert stream and escalation path. The operational overhead of maintaining visibility and control across this complexity, while managing day-to-day support requests and responding to incidents, leaves limited capacity for strategic security and infrastructure work.

Orro’s managed services model is built around One Touch Control — Orro’s proprietary platform providing unified, multi-vendor, multi-carrier network visibility and management. For mining operators, this means a single pane of glass across all sites, all carriers and all network layers — with proactive monitoring that identifies and resolves issues before they become outages. Across Orro’s managed environment, 80% of tickets are proactively managed, reducing reactive incident response and freeing mining IT teams to focus on strategic priorities.

Orro’s Australian-owned structure and Australian-based support escalation means that mining clients have direct access to experienced engineers who understand operational environments — not a generic helpdesk. For critical incidents with operational implications, Orro’s escalation model is designed to get the right people engaged quickly, with 24/7 global operations capability backed by local engineering knowledge.

Outcome: Proactive, unified management of complex mining network and security environments, with reduced operational overhead for in-house teams and confidence that issues are identified and resolved before they affect production.

If your organisation owns or operates a critical infrastructure asset as defined by the SOCI Act 2018, you have positive security obligations including registration with the CISC, maintaining a Critical Infrastructure Risk Management Program (CIRMP), and reporting significant cyber incidents to the ACSC within 12 hours. Mining operations with critical infrastructure asset classifications are subject to these obligations. The Cyber and Infrastructure Security Centre (CISC) publishes sector-specific guidance on which asset classes are captured and what obligations apply. If you are uncertain whether your assets are in scope, the starting point is the CISC’s asset register framework at cisc.gov.au.

The Cyber Security Act 2024 introduces mandatory reporting of ransomware payments to the Australian Government within 72 hours of making a payment, for any organisation with annual turnover above $3 million — which captures virtually all mining operators. The Act also introduces IoT security standards with staged commencement dates through 2026. This reporting obligation applies regardless of whether the incident has been reported to the ACSC under SOCI Act obligations, and non-compliance carries civil penalty exposure.

Continuous Threat Exposure Management (CTEM) is a security programme model that continuously assesses and prioritises an organisation’s attack surface — including IT systems, OT environments, remote access pathways and third-party connections — rather than relying on point-in-time penetration tests or vulnerability scans. For mining, where the attack surface includes SCADA systems, industrial wireless networks, engineering workstations and satellite-connected remote sites, CTEM provides ongoing visibility into what is actually exposed and what the highest-priority remediation actions are. This is particularly valuable in OT environments where not every vulnerability can be patched immediately — CTEM helps prioritise what poses the most material operational risk.

Effective IT/OT segmentation in mining requires starting with an accurate asset inventory — you cannot segment what you cannot see. The typical architecture involves a demilitarised zone (DMZ) or industrial DMZ (IDMZ) between the corporate IT network and the OT network, with strict controls on data flows, no direct IT-to-OT connectivity, and dedicated jump servers with strong identity controls for any remote access into OT environments. Safety instrumented systems (SIS) should be air-gapped or logically isolated from both IT and OT networks. The specific architecture depends on the OT platforms in use, the operational requirements for data flows, and the risk tolerance of the operation — but the starting point is always network mapping and OT asset discovery before designing controls.

If ransomware propagates from the corporate IT network into OT environments — which happens when segmentation is incomplete or remote access pathways are poorly controlled — the operational consequences go beyond data loss. A SCADA system that is encrypted or taken offline can halt production, disrupt safety systems, or prevent operators from monitoring and controlling processes. The 2024–25 ASD Annual Cyber Threat Report specifically advises critical infrastructure operators to be capable of isolating essential OT and supporting systems for up to three months and rebuilding them independently. For mining operations, that means having both the technical architecture to isolate OT from IT in an emergency and the documented procedures to operate in that degraded state while recovery occurs.

Private LTE (using licensed spectrum) provides carrier-grade wireless connectivity without reliance on public mobile networks, which is essential for remote mine sites where coverage is limited or absent. From a security perspective, private LTE networks are isolated from public carrier infrastructure, reducing the external attack surface for wireless systems. They also support Quality of Service (QoS) controls, enabling prioritisation of safety-critical communications — such as emergency alerts and vehicle tracking — over general data traffic. Orro holds private spectrum, making it one of the very few managed services providers in Australia able to deploy and manage private LTE networks for mining clients.

The most effective board-level framing for mining cyber risk connects the technical exposure to operational and financial consequences the board already cares about: production continuity, regulatory compliance, asset value, and investor obligations. Quantifying the operational impact of a significant OT incident — in terms of production downtime, recovery cost, and regulatory penalty exposure — is more compelling to a board than a technical vulnerability count. SOCI Act obligations are now a governance matter: the board is required to approve the annual CIRMP report, meaning cyber risk is formally on the board agenda. The question for the board is not whether cyber risk exists, but whether the organisation’s risk management programme is commensurate with the operational and regulatory exposure.

The key differentiators for mining are OT security capability (not just IT security), experience with remote and distributed network environments, and an Australian operations model that meets SOCI Act requirements for data sovereignty and incident response. A provider that monitors corporate IT but has no capability to detect anomalous behaviour in OT protocols such as Modbus, DNP3 or IEC 61850 is only covering part of the attack surface. Ask specifically about OT asset discovery methodology, how the SOC handles alerts from industrial environments, and what the escalation path is for a potential OT incident.

Yes. Orro’s cybersecurity and compliance team works with mining clients to assess their current posture against CIRMP requirements, identify gaps across the four hazard categories (cybersecurity, physical security, personnel, and supply chain), and implement the technical and governance controls required to achieve and maintain compliance. This includes OT security uplift, network segmentation, incident response planning, and support for the annual CIRMP reporting process. CTEM provides the continuous exposure visibility that makes ongoing CIRMP compliance operationally sustainable rather than a periodic scramble.

IT monitoring typically focuses on network flow analysis, endpoint detection and response (EDR), and log aggregation from standard IT platforms. OT monitoring requires visibility into industrial protocols and network communications that standard IT security tools do not understand — and where aggressive response actions (such as isolating a device or blocking a network segment) can cause operational harm. Orro’s National Cyber Defence Centre monitors both environments, with OT-specific detection logic that can identify reconnaissance, lateral movement or anomalous commands within industrial control systems without relying on endpoint agents that OT systems often cannot run. The response playbooks for OT incidents are also distinct — prioritising operational continuity alongside threat containment, and escalating to OT engineering expertise when required.