# Cantina Apex vs Security Onion Pro: side-by-side comparison (2026) [Cantina Apex](https://cybersectools.com/tools/cantina-apex) is a commercial [application security posture management](https://cybersectools.com/categories/aspm) solution by [Cantina](https://cybersectools.com/companies/cantina). [Security Onion Pro](https://cybersectools.com/tools/security-onion-pro) is a commercial [security information and event management](https://cybersectools.com/categories/security-information-and-event-management-siem) solution by [Security Onion Solutions](https://cybersectools.com/companies/security-onion-solutions). Features, integrations, deployment and the company behind each one, side by side. ## Side-by-side comparison | | Cantina Apex | Security Onion Pro | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Application Security Posture Management | Security Information and Event Management | | Verified | No | No | | Deployment type | Cloud | On-Premises | | Company size fit | SMB, Mid-Market, Enterprise | Mid-Market, Enterprise | | Company | Cantina | Security Onion Solutions | | Headquarters | – | – | ### Use cases and capabilities | | Cantina Apex | Security Onion Pro | |---|---|---| | DAST | Yes | – | | SAST | Yes | – | | SCA | Yes | – | | Secret Detection | Yes | – | | Attack Paths | Yes | – | | Vulnerability | Yes | – | | CI/CD | Yes | – | | AI Pentesting | Yes | – | | DevSecOps | Yes | – | | SSRF | Yes | – | | NDR | – | Yes | | SSO | – | Yes | | Encryption | – | Yes | | MITRE ATT&CK | – | Yes | | YARA | – | Yes | | Sigma | – | Yes | | Suricata | – | Yes | | Case Management | – | Yes | | AI Copilot | – | Yes | | osquery | – | Yes | ### Core features **Cantina Apex** 10 features listed. Sign in on the page to see them. **Security Onion Pro** 10 features listed. Sign in on the page to see them. ### Integrations **Cantina Apex** 4 integrations listed. Sign in on the page to see them. **Security Onion Pro** 12 integrations listed. Sign in on the page to see them. ## Which one fits you Based on what each listing shows: deployment, company size, price and open source. - [Cantina Apex](https://cybersectools.com/tools/cantina-apex) fits if you want a cloud product and you are a small business. - [Security Onion Pro](https://cybersectools.com/tools/security-onion-pro) fits if you need to run it on your own servers. ## Cantina Apex vs Security Onion Pro FAQ Common questions when comparing Cantina Apex vs Security Onion Pro for application security posture management. ### What is the difference between Cantina Apex and Security Onion Pro? **Cantina Apex**: AI appsec platform that traces attack paths, proves exploits, and auto-remediates. Built by Cantina. **Security Onion Pro**: Commercial license tier adding enterprise features and support to Security Onion NSM/SIEM. Built by Security Onion Solutions. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Cantina Apex and Security Onion Pro? **Cantina Apex** is made by Cantina. **Security Onion Pro** is made by Security Onion Solutions. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Cantina Apex a good alternative to Security Onion Pro? In part. Cantina Apex and Security Onion Pro are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Cantina Apex vs Legit VibeGuard](https://cybersectools.com/compare/cantina-apex-vs-legit-vibeguard) - [Cantina Apex vs Start Left™ SaaS Security Mgmt Platform](https://cybersectools.com/compare/cantina-apex-vs-start-lefttm-saas-security-mgmt-platform) - [Cantina Apex vs depthfirst Platform](https://cybersectools.com/compare/cantina-apex-vs-depthfirst) - [Security Onion Pro vs Legit VibeGuard](https://cybersectools.com/compare/legit-vibeguard-vs-security-onion-pro) - [Security Onion Pro vs Start Left™ SaaS Security Mgmt Platform](https://cybersectools.com/compare/security-onion-pro-vs-start-lefttm-saas-security-mgmt-platform) - [Security Onion Pro vs depthfirst Platform](https://cybersectools.com/compare/depthfirst-vs-security-onion-pro) ## Alternatives to each - [See all Cantina Apex alternatives](https://cybersectools.com/alternatives/cantina-apex) - [See all Security Onion Pro alternatives](https://cybersectools.com/alternatives/security-onion-pro) --- Source: https://cybersectools.com/compare/cantina-apex-vs-security-onion-pro For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/cantina-apex.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Cantina Apex and Security Onion Pro: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md