SOC as a Service

24/7 threat detection.
Without the cost of a SOC.

A Security Operations Centre as a Service gives you round-the-clock threat detection and response: the same level of protection enterprise organisations build in-house, delivered as an accessible managed service.

Talk to our team Cyber security services
24/7 Active threat monitoring
< 4m Mean detection time
SIEM Enterprise-grade platform
100% UK-based SOC analysts

What SOCaaS includes

Enterprise security monitoring
at a fraction of the cost

Building an in-house SOC costs hundreds of thousands annually. SOCaaS delivers the same capability as an accessible monthly service.

  • 01

    24/7 Threat Monitoring

    Continuous monitoring of your environment (network, endpoints, cloud, and identity) by a UK-based team of security analysts. Threats are detected and triaged around the clock, including weekends and bank holidays.

    • Network and endpoint monitoring
    • Cloud environment coverage
    • Identity threat detection
    • Weekend and bank holiday coverage
  • 02

    SIEM & Log Management

    Enterprise-grade SIEM technology collects, correlates, and analyses log data from across your environment. Events from different systems are connected to identify complex, multi-stage attack patterns.

    • Centralised log collection
    • Cross-system event correlation
    • Anomaly detection
    • 12-month log retention
  • 03

    Threat Intelligence

    Your monitoring is enriched with real-time threat intelligence feeds, matching indicators of compromise (IOCs) against current global threat data to identify known attacker infrastructure and malware.

    • Real-time IOC matching
    • Global threat intelligence feeds
    • Emerging threat coverage
    • Custom watchlist creation
  • 04

    Incident Response

    When a real threat is detected, our analysts don't just alert you. They investigate, determine scope, and work with you to contain and remediate the incident. Fast response minimises the impact of any breach.

    • Analyst-led investigation
    • Containment recommendations
    • Remediation support
    • Post-incident report

24/7 Security Operations

Threats detected and triaged around the clock

Attackers target organisations outside business hours, when IT teams aren't watching. SOCaaS provides continuous monitoring by UK-based security analysts who detect, investigate, and triage threats 24 hours a day, 7 days a week, including weekends, bank holidays, and your annual leave.

  • UK-based SOC analysts, no offshore handoffs
  • Continuous coverage including all bank holidays
  • Under 4-minute mean detection time
  • Direct escalation to your IT contacts
Find out more
< 4m
Mean time to detect an active threat

Accessible to Every Business

Enterprise security, SME pricing

Enterprise organisations spend millions building internal SOCs. SOCaaS delivers the same capability (SIEM, threat intelligence, 24/7 analysts, incident response) as a predictable monthly service accessible to businesses of any size. You get a world-class security operations function without the infrastructure, headcount, or management overhead.

  • Predictable monthly pricing
  • No infrastructure investment required
  • Scales with your organisation
  • No recruitment or analyst management
Find out more
90%
Cost saving vs building an equivalent in-house SOC

Why choose A4S?

The security operations centre
you couldn't afford, until now

Most organisations know they need 24/7 security monitoring. Most also know they can't build it in-house. SOCaaS closes that gap by delivering enterprise-grade protection as a managed service.

  • 24/7 UK-based SOC analysts
  • Enterprise SIEM platform included
  • Incident response support when you need it
Talk to us today
  • Always watching Threats don't keep business hours. Our SOC operates around the clock, detecting, triaging, and escalating threats whenever they occur.
  • Real analysts, not just alerts Every alert is reviewed by a human analyst. We investigate context, reduce false positives, and escalate only what matters.
  • Enterprise technology included SIEM, threat intelligence, and log management are all included in your SOCaaS subscription. No separate tooling costs.

Frequently asked

Questions we
hear all the time

SOC as a Service (SOCaaS) is a managed security service that provides the functionality of an enterprise Security Operations Centre (24/7 threat monitoring, SIEM, threat intelligence, and incident response) as an accessible monthly subscription. It delivers enterprise-grade security operations without the cost of building it in-house.

Managed antivirus and EDR protect individual endpoints. SOCaaS monitors your entire environment, covering network, cloud, identity, endpoints, and applications, and correlates events across all of them to detect complex, multi-stage attacks that endpoint tools miss.

Our analysts investigate the alert, determine whether it represents a genuine threat, assess the scope, and escalate to your nominated IT contacts with clear information and recommended actions. For critical incidents, we can provide active support through containment and remediation.

Yes. SOCaaS can ingest log data from a wide range of sources: firewalls, endpoints, cloud platforms, identity providers, and applications. We assess your current tooling during onboarding and configure collection appropriately.

Yes. Our security analysts are UK-based, with no offshore handoffs or time-zone delays. All escalations go directly to your nominated IT contacts through agreed communication channels.

Insights & resources

Further reading

All articles

Ready for 24/7 security monitoring?

Let's build a SOCaaS
programme for your business

We'll assess your current monitoring posture, identify gaps, and propose a SOCaaS programme that provides comprehensive coverage at a predictable monthly cost.

+44 1491 712 344 [email protected]

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