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CrowdStrike Falcon
CrowdStrike · Endpoint Security
AI-native XDR and endpoint protection platform
Overview
CrowdStrike Falcon is a cloud-native endpoint detection and response (EDR/XDR) platform. It uses AI and behavioural analytics to detect and respond to threats in real time, with a single lightweight agent and no on-premises footprint.
UK Pricing
Falcon Go from ~£5/endpoint/mo. Falcon Pro/Enterprise on request. Significant volume discounts available.
Target Size
50+ endpoints. Best value from 200+ seats.
Why Use It
CrowdStrike is widely regarded as the gold standard for endpoint security. For UK businesses handling sensitive data, operating in regulated sectors (finance, healthcare), or those facing sophisticated threats, it offers detection capabilities that Defender alone cannot match.
Why Not
If budget is tight and your threat profile is low, Microsoft Defender for Endpoint (included in M365 Business Premium) may be sufficient. CrowdStrike requires investment in tuning and staff training to realise its full value.
Pros & Cons
Pros
- Industry-leading threat detection and response capabilities
- Single lightweight agent — minimal performance impact
- Threat intelligence (Adversary Intelligence) built in
- Excellent MDR/managed detection service option
- Integrates with Intune, Splunk, Sentinel, and more
Cons
- Premium pricing compared to Microsoft Defender
- Overblocking can disrupt legitimate processes if tuned poorly
- Console can be overwhelming for small IT teams
- Requires skilled staff to get full value from XDR features
- 2024 outage incident highlighted update risk
How to Get the Most Out of It
- Start in Detection Only mode before enabling Prevention to understand your environment's baseline
- Use Fusion SOAR workflows to automate response playbooks (e.g. auto-isolate on critical alerts)
- Configure Spotlight for vulnerability management — it maps CVEs to your actual installed software
- Use Identity Protection module to detect credential-based attacks alongside endpoint threats
- Set up custom IOA (Indicators of Attack) rules specific to your industry's threat actors
AI: What's New
Claude AI# What's New in CrowdStrike Falcon
• **Extended AI Agent Coverage** – Falcon AIDR now monitors Copilot Studio Agents and Claude Code execution. If your team uses these AI tools in production, you'll get threat detection and response for agent-based workflows, not just traditional endpoint activity.
• **Smarter Detection Logic** – New capabilities around "teaching AI to reason through detection triage" means Falcon is getting better at distinguishing real threats from false positives. You should see fewer alerts to investigate while catching actual exploitation attempts, especially around shell command obfuscation tactics.
• **Increased ESX Vulnerability Pressure** – Recent threat hunts targeting VMware ESX environments plus 62 critical CVEs in August patch cycle signal VMware hypervisors are a hot target. Prioritize patching your ESX hosts and ensure Falcon's sensor coverage extends to your virtualization layer if it doesn't already.