OT cyber security consulting

Cybersecurity for industrial OT environments

Digitalization in industry, increasing cyber threats, and tightening regulation are driving the need to strengthen cybersecurity in production environments. In OT environments, security solutions must be adapted to the specific requirements of automation and operations.

Our OT cybersecurity services focus on protecting, developing, and maintaining industrial automation and production environments. They are designed for organizations where production continuity, safety, and reliable operations are critical. Our solutions are particularly suited for industrial companies, the energy sector, and other critical infrastructure operators where OT and IT converge.

How we support OT risk management

Risk management in OT environments is a continuous process that addresses both technical and operational risks.

We help our customers to:

identify and assess OT cyber risks
develop security management models and operating practices
implement practical protection for automation systems and networks
ensure compliance (e.g., NIS2, IEC 62443)
maintain situational awareness and response capabilities

Contact our expert

Insta cybersecurity experts at work (square)

Insta OT Secure is a comprehensive cybersecurity operating model

OT cybersecurity in industrial environments is built on a comprehensive approach where governance, technical controls, and operational practices support each other. Insta OT Secure brings these together into a single managed service that adapts to the customer’s operating environment.

The service is based on a risk-based approach, where measures are prioritized according to the criticality of the environment and the threat landscape. This ensures that cybersecurity is continuously improved without compromising production continuity or availability. The service lifecycle covers:

current state assessments and risk analysis
definition of required governance models and technical solutions
deployment and integration into the existing environment
continuous monitoring, response, and development

Two cyber security experts working at a computer with multiple monitors displaying software interfaces and data views.

OT Secure: Integrated proactive and reactive cybersecurity

Proactive cybersecurity focuses on prevention and continuous development:

risk management and analysis
vulnerability identification
system hardening and development measures
preparedness and recovery planning

Reactive cybersecurity focuses on managing disruptions and incidents:

continuous monitoring and situational awareness
anomaly detection and analysis
execution of predefined response actions
controlled recovery of operations

OT cybersecurity is tailored to the current state and business needs

Our solutions combine expert consulting, technical implementation, and continuous monitoring and development. Cybersecurity is built in phases based on the customer’s current state and business requirements.

Assessment and risk management for OT environments

risk assessments and gap analyses
site and environment assessments
review of documentation and network scanning
risk prioritization and action plans

Secure architecture and technical solutions

network architecture design for OT environments
identity and access management
secure remote access solutions
firewalls and rule management
protection of critical communication

Insta experts developing and analyzing cybersecurity solutions (4:5)

System hardening and protection

hardening of automation system servers and workstations
removal of unnecessary services and software
application control and whitelisting
alignment of IT and OT security

Monitoring, response, and continuity

continuous monitoring of automation systems
centralized log management (SIEM)
Security Operations Center (SOC) services
incident handling and response
recovery and continuity planning

Training and capability development

cybersecurity and continuity exercises
targeted training
regular reviews and improvement recommendations

Insta – your partner in OT cybersecurity

Proven experience in demanding environments. Over 30 years of experience in industrial systems and critical infrastructure.
Deep OT expertise. We combine automation expertise with practical cybersecurity implementation.
Holistic approach. Governance, technical, and operational measures working together.
Strong compliance expertise. NIS2, IEC 62443, ISO 27001, and other key frameworks.
Continuous development. The service evolves together with the customer as the threat landscape changes.
A trusted Finnish partner. Services are delivered from Finland and utilized globally.