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Knocknoc is a commercial network access control tool by Knocknoc. Cipherbit OpenNAC is a commercial network access control tool by OpenNAC Enterprise by Cipherbit. Compare features, ratings, integrations, and community reviews side by side to find the best network access control 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:
SMB and mid-market teams managing fragmented network access controls will find Knocknoc's identity-first allowlisting approach faster to deploy than rip-and-replace zero trust platforms. It orchestrates your existing firewall and network gear through SSO authentication rather than forcing new infrastructure, which cuts implementation friction when you're resource-constrained. The hybrid deployment model and scripting backend let you protect both internal subnets and OT networks without separate tools. Skip this if you need endpoint detection or behavioral analytics layered on top; Knocknoc is network perimeter hardening, not a full access control suite.
Mid-market and enterprise teams managing heterogeneous networks with legacy systems should choose OpenNAC Enterprise by Cipherbit for its ability to enforce access control across multi-vendor, multi-version infrastructure without rip-and-replace. The platform delivers genuine network visibility paired with centralized policy management, covering asset discovery through continuous monitoring to access enforcement,a clean line through NIST ID.AM and PR.AA. Skip this if your environment is cloud-native and containerized; OpenNAC's on-premises architecture and focus on traditional network segmentation means you'll fight the tool rather than work with it.
Network allowlisting solution that orchestrates access controls via identity auth
Network access control solution with visibility, segmentation, and compliance
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Common questions about comparing Knocknoc vs Cipherbit OpenNAC for your network access control needs.
Knocknoc: Network allowlisting solution that orchestrates access controls via identity auth. built by Knocknoc. headquartered in Australia. Core capabilities include Network allowlisting based on authentication, Dynamic orchestration of existing network controls, Just-in-time IP address whitelisting..
Cipherbit OpenNAC: Network access control solution with visibility, segmentation, and compliance. built by OpenNAC Enterprise by Cipherbit. headquartered in Spain. Core capabilities include Network visibility and monitoring, Unified network access control (UNAC), Network segmentation..
Both serve the Network Access Control market but differ in approach, feature depth, and target audience.
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