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Cybersecurity Services
You Can Trust

Protect your critical assets with proactive threat mitigation and NIST-compliant frameworks. We ensure your digital front line is hardened against evolving cyber threats and operational risks.

Protecting Your Digital Assets

RNR Horizon provides scalable cybersecurity solutions designed to protect critical digital infrastructure and ensure mission continuity for small-to-medium enterprises (SME), mission-driven non-profits, and government contractors. Our approach integrates rigorous technical oversight with industry-aligned frameworks, hardening your organization against evolving operational risks and sophisticated cyber threats.

NIST-Compliant Oversight & Operational Rigor

Cybersecurity Solutions

01

Cybersecurity Assessments

  • Strategic Risk Identification Automated scans and expert analysis to map vulnerabilities to mission impact.
  • Vulnerability Management Comprehensive scanning paired with detailed remediation roadmaps to close gaps.
  • Policy & Compliance Review Evaluating existing frameworks against industry standards to improve posture.
  • Prioritized Remediation Ranking threats by severity to focus resources on critical risks first.
Cybersecurity Risk Assessment
02

Network & Endpoint Security

  • Defense-in-Depth Protection Hardening devices and sensitive data through multi-layered defense strategies.
  • Managed Firewall Configuration Expert setup and monitoring to prevent unauthorized perimeter access.
  • Next-Gen Endpoint Protection Deploying AI-driven EDR solutions to safeguard devices from malware.
  • Intrusion Detection Systems Real-time network monitoring for immediate alerts and rapid response.
Network Security
03

Secure IT & System Hardening

  • Zero-Trust Access Controls Implementation of least-privileged user permissions for critical systems.
  • Infrastructure Hardening Securely configuring servers to minimize the hardware attack surface.
  • Automated Patch Management Lifecycle management of security patches to stay protected against exploits.
  • Application-Level Security Hardening software environments through rigorous configuration best practices.
System Hardening

Certified & Credentialed Professionals

DoD 8140 & NIST 800-171 Aligned

RNR Horizon maintains a continuous readiness posture by aligning with DoD 8140.03 workforce standards. Our technical oversight is governed by certified professionals trained in Incident Response, Network Security, and Threat Intelligence, ensuring every engagement meets federal and enterprise-grade security benchmarks.

DoD 8140 Approved Roles

Our personnel are qualified under the DoD 8140 (DCWF) framework, fulfilling core proficiency requirements for mission-critical work roles. We align technical operations with **DoD 8140.03** standards to provide audited support for the Defense Industrial Base.

411 Technical Support Specialist
441 Network Operations Specialist
451 System Administrator
461 Systems Security Analyst
111 All-Source Analyst
112 Mission Assessment Specialist
332 Cyber Operations Planner
333 Partner Integration Planner
622 Secure Software Assessor
671 System Testing and Evaluation Specialist
722 Information Systems Security Manager
723 COMSEC Manager
804 IT Investment / Portfolio Manager
661 Research & Development Specialist
511 Cyber Defense Analyst
521 Infrastructure Support Specialist
531 Incident Responder
631 Information Systems Security Developer
651 Enterprise Architect
652 Security Architect
DoD 8140 and DCWF Qualified Workforce

Why Choose RNR Horizon for Cybersecurity

RNR Horizon delivers disciplined, mission-focused cybersecurity strategies that prioritize operational resilience and data integrity. By integrating NIST-compliant risk management with proactive threat defense, we enable small-to-medium enterprises and government contractors to secure their supply chain footprint. Our approach ensures your organization remains compliant with federal security mandates while mitigating the complex risks of a modern digital landscape.