Cyber Security & Resilience Consultancy

Cyber Security & Resilience Consultancy

Cyber resilience for services that can’t stop

When critical services depend on always-on digital operations, resilience breaks first at the hand-offs - between tools, teams and third parties.

Most organisations have the technology they "ought" to have, yet incidents still cause disruption because response isn't rehearsed, ownership isn't clear, and evidence for leadership and auditors is hard to assemble under pressure. Attacks exploit gaps in visibility, inconsistent controls and slow decision paths.

FourNet helps organisations reduce cyber risk, strengthen operational control and recover when incidents occur - running cyber resilience as a continuous operating model with NIST-aligned assessment, 24/7 UK-based monitoring and governed response, built for complex environments where availability, evidence and safe change are non-negotiable.

Security for services that people rely on

When critical services depend on always-on digital operations, resilience breaks first at the hand-offs: between tools, teams and third parties. Attacks exploit gaps in visibility, inconsistent controls and slow decision paths. Most organisations have the technology they “ought” to have - yet incidents still cause disruption because response isn’t rehearsed, ownership isn’t clear, and evidence for leadership and auditors is hard to assemble under pressure.

Cyber resilience measured in live operations

  • 2.2m+

    Web requests protected each day

    Monitored and controlled through centralised security operations

  • 24/7

    SOC coverage

    UK-based analysts and engineers managing detection and escalation

  • 1,400

    Users protected across multi-country estates

    Supported through EDR, SIEM and managed SOC services

  • ~3TB

    Security telemetry processed

    Operational data analysed across monitored environments

Our Approach

We start with an evidence-led view of what would actually stop your service: the systems, identities, dependencies and third parties that matter most.

 

We then reduce attack surface and improve detection using a control baseline that fits your operating reality-cloud, hybrid and multi-site.  Our UK-based SOC runs to agreed runbooks and a RACI model, with a prioritised severity framework so escalation is fast and predictable. Every incident and near-miss feeds a governed improvement loop-root cause analysis, change control and tuning – so resilience strengthens over time rather than drifting. 

What security outcomes we provide

Continuous monitoring and tuned detection reduce noise, helping teams identify high-priority threats faster and respond with greater confidence.

  • 24/7 UK SOC

    Continuous monitoring and escalation management

  • ~3TB telemetry processed

    Operational visibility across monitored estates

Cyber resilience services we provide

Cyber resilience comes from security, network and operational discipline working together. Start where risk is highest and expand as confidence grows.

  • Cyber resilience assessment

    NIST-aligned reviews to establish a clear understanding of risk and operational impact. You get a scored baseline, priority actions and a sequenced plan that fits your service constraints – not a generic risk register.

  • Managed SOC (24/7 UK)

    Continuous monitoring, investigation, triage and escalation using agreed runbooks. UK-based analysts and engineers provide predictable response, tuning and reporting as a managed service.

  • Endpoint, identity and access control

    Reduce attack surface with endpoint detection and response, MFA and adaptive access policies. Controls are designed for hybrid work, with consistent enforcement and minimal friction for users.

  • Network security and segmentation

    Strengthen perimeter and internal controls using segmentation, secure branch patterns and policy-based access. We prioritise changes that reduce blast radius and improve visibility first.

  • Incident response and recovery

    Structured containment, forensic support and post-incident learning. We define escalation discipline and recovery targets, and we turn lessons learned into concrete control improvements.

  • Secure infrastructure options

    For customers needing maximum availability and UK data sovereignty, services can be hosted on FourNet-owned infrastructure – Agile Cloud (99.99% availability target) or ANTENNA (99.999% for UK Government). Public cloud and customer-hosted options are also supported.

Make cyber incidents predictable

Talk to us about the operating model and governance that will make your environment harder to disrupt - and faster to recover.

Our Approach

  • Discovery

    Discuss your challenges and goals with us.

  • Analysis

    Thorough examination of your current systems.

  • Roadmap

    Tailored strategy for a secure customer experience.

"The modernisation has given us the agility we need to support our community in a changing world, and FourNet’s partnership made it all possible."

Partners

We design around your environment and choose tools for the job. Our SOC integrates with platforms across network, endpoint, identity and SIEM - without locking you into a single vendor stack.

What sets FourNet apart

  • Built for high-scrutiny operations

    We operate where outages and breaches become service failures, not IT tickets. Our model is designed for environments that need governance, evidence and safe change as standard.

  • UK-based, operationally disciplined SOC

    Analysts and engineers run 24/7 with defined incident classification, escalation and major incident management. You know who owns what, and what happens next, before an incident starts.

  • Data-led control and continuous improvement

    We use telemetry to tune detection, reduce false positives and expose recurring failure demand. Service reviews convert operational data into an agreed improvement backlog, not one-off reports.

  • Joined-up capability across network and security

    Resilience depends on how identity, endpoint, network controls and response discipline work together. FourNet connects these layers and stays accountable for outcomes over time.

  • Responsible use of AI

    AI helps when it speeds triage without weakening control. We use automation for enrichment, correlation and pattern spotting inside agreed guardrails. Escalation and containment decisions stay human-led and auditable, so accountability remains clear when response needs to move fast. 

FAQs

  • What do you mean by “cyber resilience”?

    It's the ability to keep operating when attacks, failures or human error occur. That means you can detect issues early, contain them quickly and recover predictably – without improvising in the middle of an incident. In practice, we combine a clear risk baseline, continuous monitoring, agreed runbooks and disciplined escalation. We also maintain the evidence trail: what happened, what was done, what changed and what was improved so the same failure mode is less likely to return. You can measure it in containment time, service impact and repeat-incident reduction.

  • How is this different from buying more security tools?

    Tools matter, but resilience is about operational control. Many estates already have endpoint, firewall and cloud controls, yet disruption still happens because telemetry is fragmented, triage is inconsistent and decision rights aren't clear. FourNet ties tooling into a working model: agreed severity classification, a RACI for response actions, predictable escalation, and a governed improvement loop. The outcome is faster containment and clearer assurance, not a bigger stack. We also help you decide what not to run, reducing overlap and operational noise.

  • What does “governed response” look like day to day?

    It's a defined rhythm and clear decision paths. We agree runbooks for the scenarios that would hurt you most, and a RACI that specifies who can isolate a device, block traffic, reset credentials or invoke third parties. Incidents are prioritised using a consistent impact-based model, with major incidents managed 24/7. Service reviews then look at containment times, recurring alert patterns and control effectiveness, feeding a prioritised improvement backlog. The aim is fewer surprises and quicker, safer decisions during real incidents.

  • How do you evidence control to auditors or regulators?

    By showing operational facts, not just policy. We provide structured reporting on alert volumes, investigation outcomes, containment actions and remediation status, with an audit trail of changes and lessons learned. Assessments can align to recognised frameworks (including NIST) and we map reporting to the controls your organisation needs to demonstrate, such as ISO 27001, GDPR and sector requirements. Where needed, we document runbooks, escalation discipline and resolver-group hand-offs so assurance doesn't depend on individuals.

  • How quickly can we get value, and what does onboarding involve?

    Value starts with visibility. An initial assessment establishes what would stop your service and where control is weakest, so you can prioritise quickly. From there, onboarding focuses on safe integration: access, data sources, alert tuning, runbook design and agreement of escalation paths. Many customers see initial monitoring and reporting live in weeks, then broaden coverage and optimisation in stages as the operating model beds in. We keep early change low-risk, with clear rollback and ownership, so day-to-day operations stay stable.

  • Can you work with hybrid estates and existing suppliers?

    Yes. Most critical environments are hybrid and multi-vendor by default. We integrate with your current controls and suppliers, and we agree how escalation and remediation will work across resolver groups. Where you want FourNet to take on more responsibility – such as managed network, endpoint or hosting – we can, but it's always designed around your operating model, risk appetite and governance needs. If you need supplier coordination during incidents, we can run that discipline too, so recovery doesn't stall in the gaps.

  • Where does AI fit, and how do you keep it safe?

    AI is useful where it reduces analyst workload and speeds up decisions – alert triage, enrichment and identifying patterns that humans would miss. It becomes risky when it makes uncontrolled response actions. Our approach keeps humans in the loop for escalation and containment decisions, and we document what automation did, when, and why. That means faster response without losing accountability or creating "black box" risk. We also tune automation against false-positive impact, so analysts trust what they're seeing.