Top 125 Network Security Software SaaS Companies in May 2026

As of May 2026, there are 125 SaaS companies in Network Security Software. They have combined revenues of $2B and employ 12.8K people. They have raised $731.8M and serve 325.6K customers combined.

Network security software is designed to protect computer networks from cyber threats, ensuring the confidentiality, integrity, and availability of data. These solutions are critical for organizations of all sizes as they defend against unauthorized access, data breaches, and various forms of cyber attacks such as malware and ransomware. Typical features include firewalls, intrusion detection systems, virtual private networks (VPNs), and secure access controls, which work together to monitor and shield networks from potential vulnerabilities. The primary use cases for network security software include safeguarding sensitive data, ensuring regulatory compliance, and maintaining operational continuity. Different buyer personas such as IT managers, cybersecurity professionals, and compliance officers usually seek these solutions to mitigate risks and manage network security incidents. Furthermore, effective network security software helps organizations align their security strategies with broader business objectives, ensuring a proactive stance against evolving security threats.