Corelight Investigator is a commercial network detection and response solution by Corelight. Plixer One Security is a commercial network detection and response solution by Plixer. Features, integrations, deployment and the company behind each one, side by side.
SaaS-based NDR platform for threat investigation and Tier 1 workflows
Network visibility and security insights platform for IT environments
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Based on what each listing shows: deployment, company size, price and open source.
Corelight Investigator fits if you need both cloud and on-premises options and you are a small business.
Plixer One Security fits if you need to run it on your own servers.
Common questions when comparing Corelight Investigator vs Plixer One Security for network detection and response.
Corelight Investigator: SaaS-based NDR platform for threat investigation and Tier 1 workflows. Built by Corelight.
Plixer One Security: Network visibility and security insights platform for IT environments. Built by Plixer.
The table above shows where their features, integrations, deployment and company size fit differ.
Corelight Investigator is made by Corelight. Plixer One Security is made by Plixer. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Corelight Investigator and Plixer One Security are both Network Detection and Response products, and both cover Network Monitoring. Use the table above to see where features, deployment and company size fit differ.
No Network Detection and Response shortlist yet. This is the closest one.
Updated 2026-11-02
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