Know Before You Deploy

Resources on Zero Trust, SASE, and enterprise network security.

MicroZAccess - ZTNA

Have a question about MicroZAccess?

questionWhat is MicroZAccess?
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MicroZAccess is COSGrid's Mesh ZTNA solution that gives remote users, branches, and third parties secure, identity-based access to specific applications — without exposing the network. It replaces traditional VPN with a zero-trust, per-application model built for distributed and hybrid workforces, where every connection is continuously verified rather than blindly trusted after login.
questionHow is MicroZAccess different from a traditional VPN?
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Unlike VPNs, which grant broad network-level access once connected, MicroZAccess grants access only to specific applications based on verified identity, device posture, and policy. This eliminates lateral movement risk, removes the hardware concentrators required at every location, and means a compromised credential cannot be used to roam freely across the network.
questionWhat is Mesh ZTNA, and why is it different from hub-and-spoke ZTNA?
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Mesh ZTNA routes every connection directly and securely between the user and the authorized resource — peer-to-peer, without backhauling traffic through a central hub. Traditional ZTNA still concentrates traffic at a proxy or gateway, reintroducing the single point of failure and latency it was supposed to remove. MicroZAccess applies the Mesh model so performance and availability don't degrade as distributed teams scale.

NetShield - NDR

Have a question about NetShield?

questionWhat is COSGrid NetShield NDR?
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COSGrid NetShield NDR is an AI-powered Network Detection and Response platform that identifies and contains post-breach threats inside network environments. It uses machine learning to monitor real-time traffic flows, detect sophisticated attacks including ransomware, insider threats, and lateral movement, and automate response to strengthen cyber resilience.
questionHow is NetShield NDR different from a traditional firewall or IDS?
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Firewalls and IDS tools focus on blocking known threats at the perimeter. NetShield NDR is built for what comes after the perimeter — detecting attacker behavior already inside the network through behavioral analytics, traffic fingerprinting, and anomaly detection, rather than relying on signature matching against known attack patterns.
questionWhat does "4D traffic analysis" mean in NetShield NDR?
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NetShield NDR's 4D traffic analysis combines real-time traffic monitoring, automated device discovery and classification, multi-dimensional network traffic visualization, and behavioral anomaly detection — giving security teams a fuller picture of network behavior than traditional flat traffic logs or single-dimension alerting.

NexusShield – Next Generation Firewall

Have a question about NexusShield?

questionDoes COSGrid have a firewall product?
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Yes. NGFW is COSGrid Network's Next-Generation Firewall (NGFW), offering deep packet inspection, application-aware policies, intrusion prevention, and threat protection built on a Zero Trust Architecture approach.
questionWhat is NGFW?
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NGFW is COSGrid’s NGFW product line, including the M-Series, which uses AI-driven security and machine learning to deliver threat protection across network layers. It is designed to work as part of COSGrid’s broader SASE and Zero Trust platform rather than as a standalone appliance.
questionWhat are the performance specifications of NGFW?
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The NGFW M-Series is rated for IPS throughput of 3 Gbps, NGFW throughput of 2.4 Gbps, and threat protection throughput of 700 Mbps, based on COSGrid’s published datasheet. Confirm current specs with COSGrid sales, as models and figures may be updated over time.

ReFleX WAN

Have a question about ReFleX?

questionWhat is COSGrid ReFleX WAN?
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COSGrid ReFleX WAN is a cloud-managed, software-defined WAN platform that modernizes branch connectivity — replacing legacy routers with zero-touch configuration, centralized policy management, and dynamic path selection across MPLS, broadband, and 4G/5G links, with security built in rather than bolted on.
questionHow is ReFleX WAN different from legacy MPLS or traditional branch routers?
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MPLS circuits are static and expensive; traditional branch routers require manual configuration site by site. ReFleX WAN aggregates multiple transport links — MPLS, broadband, 4G/5G, LTE — with intelligent traffic steering, central orchestration across all branches, and zero-touch provisioning that eliminates on-site IT requirements at deployment.
questionWhat is COSGrid's patented traffic steering technology?
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ReFleX WAN uses COSGrid's patented adaptive multi-path traffic steering to dynamically route traffic across available links — maintaining performance and eliminating downtime even when individual links degrade. Contact our team for the patent reference number. This is COSGrid's own technology, not a licensed stack from a third party.

ZT-NAC – Zero Trust Network Access Control

Have a question about NexusShield?

questionWhat is COSGrid ZT-NAC?
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COSGrid ZT-NAC is an agent-based Zero Trust Network Access Control solution that enforces identity-first access policies the moment a device connects to your LAN — with a micro-agent under 2MB, native firewall-based policy enforcement, and no VLAN changes, switch reconfiguration, or legacy NAC hardware required.
questionHow is ZT-NAC different from traditional NAC solutions?
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Legacy NAC depends on VLAN segmentation, switch configuration, and hardware-heavy infrastructure that's expensive to deploy and nearly impossible to scale to branches. COSGrid ZT-NAC enforces identity-based access through a lightweight agent and native firewall rules — no switches reconfigured, no VLANs created, and the same policy applies on-prem and to remote users from one console.
questionWhat does "deny-by-default" mean in the context of ZT-NAC?
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Deny-by-default means every device is validated at the point of LAN connection before receiving any network access — patch status, antivirus, and encryption are checked instantly, and access is denied automatically unless all checks pass. This is the opposite of how most LAN environments work today, where devices join the network first and are monitored afterward.

Q-Shield — DNS & threat protection

Have a question about Q-Shield?

questionWhat is COSGrid QShield?
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COSGrid QShield is an AI-powered API security platform that discovers, assesses, and protects every API your organization exposes — including the ones you don't know about. It combines API discovery, risk assessment, threat detection, and Web Application & API Protection (WAAP) capabilities across three editions: QShield Discover, QShield API, and QShield WAAP.
questionHow is QShield different from a traditional WAF?
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A traditional WAF inspects web traffic at the application perimeter and matches against known attack signatures. QShield is built for API-first environments — it maps your entire API surface including shadow and forgotten endpoints, assesses business logic risk, and uses behavioral AI to detect attacks that have no signature, such as BOLA (Broken Object Level Authorization) and workflow abuse. WAF is a component of QShield, not its ceiling.
questionWhat are the three QShield editions?
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QShield Discover is the starting point — a free API visibility layer that maps your API landscape, including shadow APIs, with no inline insertion required. QShield API adds risk assessment, behavioral threat detection, and data leakage prevention. QShield WAAP adds the full WAF, DDoS mitigation, and bot management stack on top for organizations that need perimeter protection alongside API security.

Secure Web Access — cloud-delivered SWG

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questionWhat is Secure Web Access (SWA)?
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Secure Web Access (SWA) is COSGrid's cloud-delivered web and internet security service that inspects and controls user traffic to the web and SaaS applications, enforcing policy-based access, threat protection, and content filtering — without backhauling traffic through a physical appliance or central data centre.
questionHow is SWA different from a traditional web proxy or on-prem firewall?
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On-prem proxies require hardware at every location and push all traffic through a central chokepoint. SWA is delivered as a cloud service, applying consistent policy to every user regardless of where they connect from — eliminating the hardware footprint while extending protection equally to remote employees, branches, and office users.
questionIs SWA part of SASE, and how does it complement Mesh ZTNA?
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Yes — SWA is the secure internet/SaaS access pillar of COSGrid's Z3 SASE architecture. MicroZAccess (Mesh ZTNA) handles access to private internal applications; SWA handles access to the web and SaaS. Together they cover both directions of traffic under a single unified policy — not separate tools with separate management.

SwiftZAccess — agentless ZTNA

Have a question about SwiftZAccess?

questionWhat is SwiftZAccess?
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SwiftZAccess is COSGrid's agentless Zero Trust Network Access solution that lets users securely reach internal applications through a browser — with nothing to install. Identity and policy checks happen at the network layer, not the device, making it the right access model for contractors, BYOD users, auditors, and any scenario where installing software on the endpoint is impractical or against policy.
questionHow is SwiftZAccess different from MicroZAccess?
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Both products deliver Zero Trust access, but they serve different device scenarios. MicroZAccess is agent-based Mesh ZTNA for managed corporate devices requiring always-on, multi-application, posture-checked connectivity. SwiftZAccess is agentless and browser-based for unmanaged devices — no agent, no network-layer changes on the endpoint. Most organizations deploy both: MicroZAccess for their managed fleet, SwiftZAccess for contractors, BYOD, and brownfield environments where a second intercepting agent would conflict with an existing SASE tool.
questionWhat does "agentless ZTNA" mean, and why does it matter?
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Agentless ZTNA grants secure, identity-verified access to specific applications through a standard web browser, without any client software installation. It matters for three reasons: it works on devices IT doesn't manage; it avoids the agent conflicts that occur when a second intercepting stack is added to a device already running Zscaler or Netskope; and it enables access to be granted and revoked instantly without MDM involvement.

COSGrid Z3 SASE

Have a question about COSGrid Z3 SASE?

questionWhat is COSGrid Z3 SASE?
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COSGrid Z3 SASE is a unified, cloud-delivered platform that converges SD-WAN, Zero Trust Network Access, secure web gateway, firewall, and threat detection into a single architecture — giving distributed enterprises consistent security and performance wherever users and applications are located, managed from one control plane.
questionWhat does "Z3" stand for in COSGrid Z3 SASE?
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Z3 represents COSGrid's three-part security framework: Zero Trust (every identity continuously verified before access is granted), Zero Blindspots (complete visibility across users, devices, applications, and traffic in all directions), and Zero Gap (end-to-end coverage with no unprotected zone in the architecture).
questionHow is Z3 SASE different from buying separate SD-WAN, ZTNA, and firewall products?
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Multi-vendor architectures create management overhead, visibility gaps between tools, and policy inconsistencies at the seams. Z3 SASE delivers all capabilities from a single cloud-native platform with unified policy, shared visibility, and one management console — so a policy change applies everywhere simultaneously, and a security event is visible in context across all layers.