Atomic OSSEC
Atomic OSSEC: A low-cost host security suite with cloud protection, compliance, and active response. Ranked #25 of 37 in Intrusion Detection and Prevention Software by our editors (6.2/10); pricing: 14-day trial; best for low-cost host and cloud intrusion detection.
At a glance
- Editor score6.2 / 10
- Pricing14-day trial
- Best forLow-cost host and cloud intrusion detection
- Free planNo
- Paid from$55/device/yr
- Facts checked21 Sep 2026
Where it wins
- File integrity monitoring, CVE scanning, and compliance reporting
- Active response with centralized agent and rule management
- Integrations across major clouds, SIEMs, and workflow tools
Where it doesn't
- Focuses on host and endpoint security rather than inline network IPS
- No free plan is offered
- Pricing may require a quote despite published per-server rates
Our verdict on Atomic OSSEC
Atomic OSSEC is a commercial extension of OSSEC for endpoint detection and response, host intrusion detection, file integrity monitoring, log management, vulnerability scanning, compliance reporting, malware protection, and active response. It is designed for teams securing servers, workstations, cloud workloads, and legacy operating systems across Windows, Linux, macOS, AIX, and Solaris. Deployment options include on-premises installations and cloud-based SaaS, with a centralized web console for agents, rules, events, and integrations. Its positioning fits organizations seeking host and cloud workload protection at a low per-server price rather than an inline network intrusion prevention system.
Pricing is presented in two Atomic OSSEC plans with the same listed feature set. The monthly option is $5 per server per month and includes file integrity monitoring, intrusion detection, compliance reporting, log management, and active response. The annual option is $55 per server per year with those same highlights. Atomicorp's pricing page also describes flexible pricing by protected servers or cloud workloads and a quote-based sales process. A 14-day free trial is available, and the product details also describe a separate 30-day Azure trial. The published plans show a straightforward entry point, though buyers should clarify how workload-based quotes apply to their environment.
Its strongest fit is a hybrid security program that needs host telemetry, vulnerability management, cloud API protection, threat intelligence, and defensive actions in one product. Integrations include AWS, Azure, Google Cloud Platform, Splunk, ArcSight, ELK, QRadar, Slack, PagerDuty, Jira, Cloudflare, ServiceNow, VirusTotal, AWS CloudTrail, and Elasticsearch. The product can route logs to SIEM platforms and supports centralized management across mixed environments. Organizations primarily seeking inline network IPS capabilities should choose a network-focused alternative, while teams prioritizing server, endpoint, and cloud workload detection should find Atomic OSSEC a more suitable match.
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Atomic OSSEC pricing
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Atomic OSSEC fact sheet
| Free plan | No |
|---|---|
| Paid from | $55/device/yr |
| Deployment model | Hybrid |
| Network scope | Multi-scope |
| Inline blocking | Not verified |
| Encrypted traffic inspection | Not verified |
| Cloud workload support | Yes |
| Threat intelligence | Yes |
| Supported platforms | Not verified |
| Free trial | 14 days · no card needed |
| Deployment | Cloud, Self-hosted |
| Platforms | Web, Windows, macOS, Linux |
| Compliance & security | GDPR, HIPAA, PCI DSS, 2FA |
| Support | Tickets, Docs |
| Built for | Mid-market, Enterprise (editorial estimate) |
| Integrations | 400+ integrations: AWS, Azure, Google Cloud Platform, Splunk, ArcSight, ELK … |
| Pricing | 14-day trial (source) |
| Website | atomicorp.com |
| Facts checked | 21 Sep 2026 |
Atomic OSSEC integrations
Atomic OSSEC lists 400+ integrations on its own site — the 20 named here are the ones its pages call out.
- AWS
- Azure
- Google Cloud Platform
- Splunk
- ArcSight
- ELK
- QRadar
- Slack
- PagerDuty
- Jira
- Cloudflare
- ServiceNow
- VirusTotal
- AWS CloudTrail
- Elasticsearch
- Sumo Logic
- BMC Remedy
- Palo Alto
- Cisco
- McAfee
Alternatives to Atomic OSSEC
- SuricataA capable free network IDS and IPS for teams prepared to manage self-hosted deployment.9.3
- Palo Alto Networks Advanced Threat PreventionA strong fit for Palo Alto environments needing inline zero-day and exploit prevention.9.1
- Check Point Intrusion Prevention System (IPS)Enterprise IPS combining signature, behavioral, and virtual patching defenses.8.9
See all Atomic OSSEC alternatives →
Also Ranked In
Atomic OSSEC is ranked in 2 of our directories.
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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