Tstat vs Cyberspatial Teleseer: 2026 Comparison
Tstat is a free network detection and response tool. Cyberspatial Teleseer is a commercial network detection and response tool by Cyberspatial. Compare features, ratings, integrations, and community reviews side by side to find the best network detection and response fit for your security stack.
CST VerdictBased on our analysis of NIST CSF 2.0 coverage, core features, company size fit, deployment model, here is our conclusion:
Network teams without budget for commercial NDR tools should start with Tstat to establish baseline traffic visibility before investing in paid platforms. It performs passive network snniffer analysis at wire speed with zero agents, meaning you get immediate insight into east-west flows and protocol anomalies on any network segment. Skip this if you need behavioral baselining or automated response; Tstat is manual analysis only, and you'll outgrow it once your team scales beyond a handful of analysts reviewing packet captures.
Government and defense mid-market teams operating air-gapped or converged IT/OT networks should pick Cyberspatial Teleseer because it's truly passive, meaning no scanning overhead or agent deployment friction in sensitive environments. The portable appliance kits and full offline capability address a real gap in NDR tools, most of which assume internet connectivity and agent feasibility. Skip this if you need cross-domain visibility into cloud workloads or SaaS environments; Teleseer is purpose-built for on-premises infrastructure, not hybrid sprawl.
