Timehri Networks LLC delivers cybersecurity, OT security, SCADA security, and monitoring services that help utilities, municipalities, industrial facilities, and critical infrastructure organizations strengthen resilience and reduce operational risk.
Professional services designed for environments where uptime, safety, public service, and resilience matter.
Limited-scope, single-site review of SCADA architecture, remote access, firewalls, vendor access, and Purdue Model alignment. Multi-site and enterprise utility assessments are custom quoted.
Discuss an assessment →Identify risks, review controls, assess policies, and build a practical remediation roadmap for a clearly defined environment.
Discuss your risks →Risk-based assessment of internet-facing systems, servers, workstations, network devices, and supported OT assets. OT testing uses passive and operations-approved methods.
Plan an assessment →Entry-level monitoring for one firewall and one VPN environment, including health, availability, security events, failed logins, and configuration changes. Additional devices and sites are quoted separately.
Explore monitoring →Review MFA, Conditional Access, Defender, Exchange Online, and Microsoft Secure Score for a small Microsoft 365 environment.
Review Microsoft 365 →Train staff on phishing, ransomware, password security, social engineering, and remote work security. Pricing varies by audience size, format, and customization.
Schedule training →Published prices provide an initial planning estimate for small, clearly defined environments. Final pricing depends on scope, number of locations, systems and devices, operational complexity, travel, reporting requirements, and required support hours. Timehri Networks provides a written scope and fixed proposal before work begins.
Focused on organizations where cybersecurity directly supports safety, reliability, and continuity of essential services.
SCADA systems, pump stations, PLCs, HMIs, treatment facilities, and remote sites.
Public works, utilities, transportation, and infrastructure departments.
Industrial networks, production systems, operational continuity, and vendor access.
Substations, grid operations, SCADA, protection systems, and remote connectivity.
Specialized OT cybersecurity expertise that complements managed IT services.
Timehri Networks is founder-led by a CISSP-certified professional whose utility career began in Information Technology in 1996 and expanded into Operational Technology and SCADA in 2010.
That progression brings together enterprise IT, operational environments, and modern cybersecurity practices—helping clients strengthen security without losing sight of uptime, safety, and public service.
Meet Your Security Needs →Articles that translate cybersecurity principles into useful decisions for utilities, municipalities, and industrial organizations.
Secure remote SCADA access requires more than a VPN. Learn how MFA, jump servers, industrial firewalls, session logging, and network segmentation protect critical operations without downtime.
Read article →
Water utilities face cyber risks involving SCADA systems, remote access, ransomware, vendor connectivity, legacy assets, and operational continuity. This article examines ten priority risks using NIST and AWWA guidance.
Read article →Discuss an assessment, monitoring service, or cybersecurity roadmap tailored to your operational environment.
Tell us about your cybersecurity, OT, SCADA, remote access, or monitoring needs. We will respond with practical next steps.
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