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ThreatLocker Network Control is a host-based firewall that goes further than a traditional network firewall — it controls exactly which ports and connections each device can make, opening them only when a specific authorised application needs them and closing them automatically afterwards.
ThreatLocker Network Control is a dynamic, host-based firewall built into the ThreatLocker suite. It manages network connections at device level — defining which applications can open which ports, and automatically closing them when not in use.
When you need device-level network control beyond what a perimeter firewall provides — particularly for businesses with sensitive data or where lateral movement risk needs to be minimised. Included in the Complete Device Security Pack.
Host-based firewall rules per device, dynamic port management, application-aware network policies, and full connection audit logging.
Reduces the attack surface by keeping ports closed by default, limits the damage from a compromised device by preventing lateral movement, and gives you visibility of all network connections across your estate.
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Probably — but a perimeter firewall sits at the edge of your network and doesn’t control what happens between devices inside it. ThreatLocker Network Control applies at device level, giving you defence in depth.
Once an attacker compromises one device, lateral movement is how they spread to others — to find valuable data or deploy ransomware more widely. Network Control prevents compromised devices from making the connections needed to spread.
Rules are built around the legitimate needs of your applications. We configure what each application needs before restrictions go live, so legitimate traffic continues uninterrupted.
Yes. It’s complementary — your perimeter firewall controls what comes in from the internet, Network Control manages what happens at device level. Defence in depth.
When an approved application makes a connection, the relevant port opens for the duration of that session. When the session ends, the port closes. No permanently exposed ports.
Yes. Full connection logging is included, giving your IT team visibility of all network activity across the estate.
Yes. Windows Firewall provides basic rule sets but lacks the dynamic behaviour, application-awareness, and audit trail that ThreatLocker Network Control delivers. It’s a significant step up.
Yes. Because the controls are at device level, they apply wherever the device is — in the office, at home, or on a public network.
Yes. The audit log surfaces anomalous connection attempts, which your IT team monitors as part of the managed service.
Yes. We build and maintain the policies for your estate as part of your Complete Device Security Pack.
There is nothing more annoying than an IT glitch that stops you working efficiently. However, knowing you have access to immediate attention to the glitch and a solution to it, is very reassuring and that is provided by We Do Your IT. We have so appreciated the availability and response given by the team at We Do Your IT, enabling us to remain a productive firm.
Richard Sharp – Sharp Family Law
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