Cyber Command
Solution Briefing
Case Study
Solution Briefing
Network Detection and Response (NDR) is a cybersecurity technology that monitors network traffic in real time to detect, investigate, and respond to threats. Unlike traditional intrusion detection systems (IDS/IPS), NDR uses AI, machine learning, and behavioral analytics to identify malicious activity, including advanced threats like ransomware, lateral movement, and zero-day attacks.
Key Features
Continuous Network Monitoring
- NDR systems continuously monitor network traffic across an organization’s infrastructure, including internal and external communications, traffic between devices, and cloud environments.
- They inspect packet-level data and network flows to look for suspicious or anomalous behavior.
Threat Detection
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NDR solutions use advanced analytics, machine learning, and statistical modeling to detect threats. This includes the identification of:
- Suspicious network traffic patterns such as unexpected traffic spikes or unusual destinations.
- Malware and botnet communication that may use legitimate network protocols.
- Lateral movement when an attacker moves across an organization’s network after breaching an endpoint.
- Data exfiltration the unauthorized transfer of data from the network).
- Denial-of-service (DoS) attacks, unusual port scanning, and other abnormal activities.
- By recognizing deviations from normal network behavior, NDR systems can identify sophisticated threats, even those that might evade traditional signature-based or endpoint-focused defenses.
Behavioral Analysis (UEBA)
- Identifies suspicious user and device behavior such as unusual login times, lateral movement.
Automated Response
- Can block malicious traffic, isolate compromised devices, or trigger alerts in SIEM/SOAR systems.
Integration with Other Security Solutions
- Integrated with other security tools like Endpoint Detection and Response (EDR), Security Information and Event Management (SIEM), and Security Orchestration, Automation, and Response (SOAR) platforms. This enables a more comprehensive, coordinated response to threats across an organization’s infrastructure.
Threat Hunting
- Conduct proactive threat hunting. Security analysts can search through network traffic for signs of threats that may not yet have been detected by automated systems.
- Looking for indicators of compromise (IOCs) or leveraging threat intelligence feeds to search for patterns that match known attack methods.
Post-Incident Analysis and Forensics
- After an attack, NDR systems help with post-incident analysis, providing insights into the attack's timeline, how it spread, and what vulnerabilities were exploited.
- This data can be invaluable for improving the organization’s security posture and preventing future attacks.
Case Study
Strengthening Threat Visibility with NDR at a Private Higher Education Institution
Challenges
- Limited visibility into suspicious or abnormal traffic across HQ and branch networks.
- Need for centralized monitoring of critical servers.
- Lack of correlation between existing network security devices, making detection and response slower.
Proposed Solution
- The institution deployed our Network Detection and Response (NDR) Solution, designed to provide deep traffic analysis, anomaly detection, and automated response integrated with its existing network security ecosystem.
Implementation
- NDR Controller installed at the HQ.
- Traffic Collectors installed at HQ and branch for comprehensive monitoring.
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Features Enabled:
- Full HTTPS Inspection for all critical servers.
- Advanced detection mechanisms for abnormal activity across HQ and branch.
- Correlation with existing network security devices (same manufacturer) to create a unified defense system.
- Automated response to neutralize threats in real time by integrating with correlated network devices.
Results / Benefits
- Improved visibility of network traffic across HQ and branch.
- Faster detection and response to abnormal activity, minimizing potential damage.
- Centralized monitoring of all critical servers from a single NDR controller.
- Enhanced security posture through integration and log correlation with existing security systems.
Conclusion
- By deploying our NDR solution, the institution has strengthened its ability to detect, monitor, and respond to network threats proactively. The integrated system delivers end-to-end visibility and automated defense, ensuring its critical servers and data remain secure.