Building Resilience Against Even the Most Advanced Security Threats 

Founded by former penetration testers, DirectDefense is a cybersecurity services company specializing in 24/7 managed security services, professional services, and OT/ICS security solutions.  

With a nationwide presence, we design and implement security programs that strengthen overall security posture and resilience across enterprise and industrial environments. Since 2012, and backed by decades of combined industry experience, DirectDefense provides continuous, adaptive security solutions that help organizations safeguard sensitive data and critical infrastructure against today’s most sophisticated threats. 

Security Testing Services

 We take an attacker’s perspective to identify real-world vulnerabilities across your environment. Our testing services go beyond check-the-box assessments to uncover exploitable risk and provide actionable remediation guidance. 

Quality is at the forefront of every engagement. Our consultants bring deep, hands-on experience and apply a rigorous, methodical approach to ensure findings are accurate, validated, and meaningful. 

Services Include: 

• Penetration Testing 
• Application & Cloud Security Testing
• AI Penetration Testing (LLMs and Agentic AI)
• Adversary Simulation (Red / Purple Team, Ransomware) 
• Social Engineering 
• Wireless & Network Security Testing 
• Physical Security Testing 

Managed Security Services 

Our 24/7 managed security services provide continuous visibility, detection, and response across your environment. Backed by a U.S.-based SOC, we provide continuous monitoring, rapid response, and expert insight around the clock delivering scalable security programs for organizations ranging from SMBs to the enterprise. 

Unlike traditional MSSPs that lead with tools, we approach security from the attacker’s perspective, giving us a clearer understanding of how threats actually operate and what it takes to stop them.We deliver accelerated response to quickly contain threats, along with custom playbooks tailored to your environment. Every alert is backed by clear, actionable reporting that translates activity into decision-ready insights and next steps. 

Capabilities include: 

• MDR / MSSP (SIEM, EDR, 24x7 Monitoring & Response)  
• OT Monitoring & Detection
• Vulnerability Management  
• SIEM & Log Management 
• Incident Response 

Technology partners include: 

• Rapid7 
• CrowdStrike 
• Halcyon  
• Dragos 
• Claroty  
• And more 

Compliance & Advisory Services 

We help organizations align to industry frameworks, improve security maturity, and build sustainable programs that reduce risk over time. 

Services include: 

• vCISO Services
• Framework Alignment & Certification Support (NIST, ISO, CMMC, GPDR, SOC2) 
• Risk Assessments 
• Remediation Planning & Audit Readiness Support 
• Policy & Procedure Development 
• Security Architecture & Design Reviews 
• Security Program Reviews 
• Tabletop Exercises
• Security Roadmaps & Strategy 

OT & Connected Systems Security 

Secure your organization’s OT environment with a comprehensive, ICS-focused security approach. Our non-intrusive assessments are designed to uncover security gaps and vulnerabilities without disrupting operations, so you can strengthen defenses while keeping your systems running without disruption or downtime. 

We serve multiple industries including Water & Wastewater Utilities, Gas, Energy, Oil, & Manufacturing. 

Services Include: 

• OT Cybersecurity Assessment
• OT Assessment in a Box (rapid, low-impact visibility)
• OT/ICS Penetration Testing (Devices, Firmware, and Systems)
• IEC 62443 Certification Preparation
• AWIA and NERC Cyber Risk and Resiliency Assessments

ThreatAdvisor Platform 

DirectDefense professional services, including security testing, compliance, and advisory services, are delivered through ThreatAdvisor, our centralized platform designed to provide clear visibility into your security program. 

Through ThreatAdvisor, you can: 

• View findings and prioritize risk across engagements 
• Track remediation tasks and progress over time 
• Access reports and historical data in one place 
• Collaborate directly with our security experts 

ThreatAdvisor creates a consistent experience across engagements, turning insights into action.