Network Security Tools
Network security tools and solutions for firewalls, intrusion detection, network monitoring, and perimeter security.
Browse 472 network security tools
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DNS-based security agent extending corporate protection to remote workers.
Managed DNS service with DDoS protection, DNSSEC, and global anycast routing.
Passive network intelligence platform for gov/defense with real-time visibility.
VPN add-on providing a static, exclusive IP address with no-logs token system.
Polish NDR appliance for network threat detection, forensics & GDPR compliance.
Open source crowd-powered IDS/IPS and WAF for infra & app security.
Web & WiFi content filtering service for connected device manufacturers.
Zeek-based network traffic analysis & IDS platform for enterprise deployments.
Packet-based network observability platform for hybrid environments.
Packet broker, capture & observability suite for hybrid network security.
Lossless packet capture & analysis appliance at 10–200 Gbps line rate.
Modular network observability platform for packet brokering, capture & analytics.
Hardware appliance for SSL/TLS inspection scaling via security service load balancing.
Turnkey platform automating physical-to-virtual firewall conversion on-premise.
Turnkey virtual firewall orchestration platform for enterprises, SPs & MSSPs.
Dutch manufacturer of certified encryption and IT/OT network security hardware/software.
Portfolio of NGFWs covering enterprise, datacentre, and military deployments.
AI-powered NGFW for mission-critical infrastructure with on-device anomaly detection.
Hardware SOM providing OS-independent microsegmentation for edge devices.
Hardware-enforced microsegmentation platform replacing Jump Boxes.
Network security solution with segmentation, encryption, and secure remote access.
Network Security Specializations
472 tools across 7 specializations · 91 free, 381 commercial
Distributed Denial of Service Mitigation
Distributed Denial of Service (DDoS) protection services and mitigation tools for defending against distributed denial of service attacks and traffic flooding.
Intrusion Detection and Prevention Systems
Intrusion Detection and Prevention Systems (IDPS)for monitoring network traffic and blocking malicious activities.
Network Access Control
Network Access Control (NAC) solutions for controlling device access to networks, enforcing security policies, and managing network endpoints.
Network Security Tools FAQ
Common questions about Network Security tools, selection guides, pricing, and comparisons.
Traditional firewalls filter traffic based on ports, protocols, and IP addresses. Next-generation firewalls (NGFWs) add application awareness (identifying apps regardless of port), integrated intrusion prevention (IPS), SSL/TLS inspection, user identity awareness, and threat intelligence feeds. NGFWs can block specific application features while allowing the app itself.
NDR (Network Detection and Response) uses machine learning and behavioral analysis to detect threats in network traffic, including encrypted traffic analysis. Traditional IDS (Intrusion Detection Systems) rely primarily on signature matching against known attack patterns. NDR catches novel attacks and lateral movement that signature-based IDS would miss, and adds automated response capabilities.
Yes. Zero trust reduces reliance on network perimeter security, but network security tools remain essential for: detecting lateral movement, monitoring east-west traffic, protecting legacy systems that cannot support zero trust agents, DDoS mitigation, and providing visibility into encrypted traffic. Zero trust and network security are complementary, not replacements for each other.
Yes. Out of 24 network security tools listed on CybersecTools, 1 are free and 23 are commercial. Free tools work well for small teams, testing, and budget-conscious organizations. Commercial tools typically add enterprise features, dedicated support, and SLA guarantees.
