Network security

Network visibility and traffic brokering

Taps, packet brokers and observability fabrics that deliver copies of network traffic to security and monitoring tools.

3 vendors · alphabetical, never ranked

• CorelightCorelight sells network detection and response products built on the open-source Zeek project, including hardware sensors that convert network traffic into structured evidence and a SaaS investigation product called Investigator.Ownership not established
• IllumioIllumio sells microsegmentation software that visualizes traffic between workloads and devices and enforces policies restricting which of them can communicate, with the aim of containing the spread of ransomware and other breaches.Ownership not established
• NETSCOUTNETSCOUT sells network observability, cybersecurity and DDoS protection products, built on a shared data platform that also supports carrier service assurance.Public (NASDAQ: NTCT)

No vendor pays to be listed or to change what we write. Descriptions are ours, drawn from each company's own site and filings. Corrections: /corrections.