On 19 July 2024, Australian businesses woke up to a cascading IT crisis that had nothing to do with a cyberattack. A faulty content update pushed to CrowdStrike’s Falcon agent crashed approximately 8.5 million Windows devices worldwide. In Australia, the impact was immediate and visible: Commonwealth Bank customers lost access to PayID payments, queues formed at Sydney Airport as check-in systems went down, Qantas reported flight delays, Telstra flagged widespread issues, and the ABC was temporarily knocked off air.
ASD’s ACSC published an advisory warning Australian organisations of malicious websites exploiting the chaos — a reminder that disruption events, even non-malicious ones, create immediate secondary attack opportunities.
The incident did not fatally wound CrowdStrike — the company reported over 97 per cent gross retention in subsequent quarters. But it changed how Australian IT decision-makers evaluate endpoint security vendors. Update architecture, operational risk, and what happens when your security tool itself causes a business outage are now front-of-mind questions that they were not before July 2024.
This guide compares SentinelOne and CrowdStrike for Australian SMBs in 2026, covering architecture, pricing, Essential Eight compliance, and which platform is the better fit depending on your business profile.
What Is EDR and Why Do Australian SMBs Need It?
Endpoint Detection and Response (EDR) is the category of security tooling that continuously monitors what is happening on every device in your organisation — laptops, servers, cloud workloads — and provides the detection, investigation, and response capabilities to stop attacks that bypass traditional antivirus.
Traditional antivirus works by matching files against a database of known malware signatures. EDR works differently: it monitors behaviour. If a process starts encrypting files at unusual speed, spawns unexpected child processes, or attempts lateral movement across the network, EDR detects it based on what is happening — not whether the file has been seen before. This behavioural approach is what makes EDR effective against ransomware, fileless attacks, and the zero-day exploits that signature-based tools miss.
For Australian SMBs, EDR is now effectively a compliance requirement, not just a security best practice. The ASD Essential Eight framework — which cyber insurance underwriters increasingly require evidence of before issuing or renewing policies in 2026 — relies on controls that EDR directly supports: application control, restricting administrative privileges, and patching. The ACSC’s 2023–2030 Cyber Security Strategy formalised Maturity Level 2 as the baseline expectation for all industries, and ML2 cannot be achieved without endpoint visibility that only EDR provides.
Architecture: The Fundamental Difference Between the Two Platforms
SentinelOne: On-Device AI with Autonomous Response
SentinelOne’s defining architectural choice is that its AI runs on the endpoint itself. The Singularity agent contains embedded machine learning models that detect, classify, and respond to threats locally — without requiring a connection to SentinelOne’s cloud to make a decision. In environments with intermittent connectivity, remote sites, or air-gapped segments, this matters operationally.
The most commercially significant feature of SentinelOne’s architecture for Australian SMBs is Storyline ActiveEDR with rollback: when ransomware begins encrypting files, the agent can autonomously reverse the malicious file system changes without restoring from backup. For an SMB without a 24/7 security operations centre, autonomous containment and rollback means the difference between a disruption that lasts hours and one that lasts days.
On update architecture, SentinelOne’s Live Security Updates — the equivalent of CrowdStrike’s Channel File updates — operate entirely in user-space and cannot touch the kernel or core agent components. Core agent updates require explicit customer approval and follow a staged rollout process. This design choice is the reason SentinelOne was unaffected by the July 2024 event.
CrowdStrike: Cloud-Native Threat Intelligence at Scale
CrowdStrike’s architectural philosophy is the inverse of SentinelOne’s: a lightweight agent on the endpoint collects high-fidelity telemetry and sends it to CrowdStrike’s Threat Graph, a cloud-based graph database that processes over two trillion security events per week across its global customer base. Detections are made in the cloud and pushed back to the agent.
This approach gives CrowdStrike a genuine intelligence advantage in threat hunting: because it sees attack patterns across an enormous global sensor network, it can identify novel campaigns earlier and with more context than a platform relying on per-endpoint data alone. CrowdStrike’s Falcon OverWatch and Falcon Complete MDR services, which leverage this threat intelligence network, are widely regarded as the most mature managed detection and response services in the market.
The cloud-native model has one documented operational risk: kernel-level agent components that interact with the operating system at a low level can cause system instability when updates are defective. CrowdStrike has made significant changes to its update validation and staged rollout processes since July 2024, and the platform has operated without incident since. But the architectural exposure — unlike SentinelOne’s user-space model — cannot be fully eliminated while the agent maintains kernel-level access for certain functions.
Features Comparison
| Feature | SentinelOne Singularity | CrowdStrike Falcon |
| Core architecture | On-device AI agent — detects and responds locally, without cloud dependency | Cloud-native — lightweight agent sends telemetry to Threat Graph for cloud-side analysis |
| Internet-required? | No — agent works offline; detections happen on the endpoint | Yes for full capability — reduced detection fidelity without cloud connectivity |
| Ransomware rollback | Yes — Storyline ActiveEDR automatically reverses malicious file changes without restoring from backup | No native rollback — relies on volume shadow copies or backup restore |
| Agent update model | Live Security Updates (LSU) confined to user-space; kernel components updated separately under customer control | Content updates (including Channel Files) pushed to kernel-level driver — source of July 2024 outage |
| AI threat hunting | Purple AI — conversational query interface over endpoint telemetry | Charlotte AI — similar conversational telemetry querying |
| MITRE ATT&CK rating | Consistent top-tier results across enterprise evaluation rounds | Consistent top-tier results across enterprise evaluation rounds |
| MDR service | Vigilance MDR — capable but considered less mature than CrowdStrike’s offering | Falcon Complete — widely regarded as one of the most mature MDR services available |
Conclusion
Both SentinelOne and CrowdStrike are technically excellent platforms. In independent MITRE ATT&CK evaluations, both consistently achieve top-tier detection results. The decision for most Australian SMBs in 2026 comes down to price, operational risk tolerance, and what you need your EDR to do autonomously when an incident occurs at 3 am.
If ransomware resilience, predictable per-device pricing, and update stability are your priorities — and you want an Australian reseller who can implement and support the platform locally — SentinelOne delivered through ANP Technology is the stronger fit for most SMBs in this market.
If you are a larger organisation with a security operations function, a mature 24/7 monitoring requirement, and a need for the most comprehensive MDR service available, CrowdStrike Falcon Complete is worth evaluating alongside SentinelOne Commercial.
Contact ANP Technology to discuss your endpoint security requirements, request a SentinelOne demonstration, or receive a tailored quote for your device count.
