# Checksec vs Offensive 360 O360: side-by-side comparison (2026)

[Checksec](https://cybersectools.com/tools/checksec) is a free [vulnerability assessment](https://cybersectools.com/categories/vulnerability-assessment) solution. [Offensive 360 O360](https://cybersectools.com/tools/offensive-360-o360) is a commercial [static application security testing](https://cybersectools.com/categories/sast) solution by [Offensive360](https://cybersectools.com/companies/offensive360). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Checksec | Offensive 360 O360 |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Vulnerability Assessment | Static Application Security Testing |
| Verified | No | No |
| Deployment type | On-Premises | Hybrid |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| GitHub stars | 2,204 | – |
| Last commit | Aug 2025 | – |
| Company | – | Offensive360 |
| Headquarters | – | – |

### Use cases and capabilities

| | Checksec | Offensive 360 O360 |
|---|---|---|
| Security Hardening | Yes | – |
| Linux | Yes | – |
| Binary Analysis | Yes | Yes |
| Executable Analysis | Yes | – |
| License Compliance | – | Yes |
| Source Code Analysis | – | Yes |

### Core features

**Checksec**

No features listed.

**Offensive 360 O360**

10 features listed. Sign in on the page to see them.

### Integrations

**Checksec**

No integrations listed.

**Offensive 360 O360**

17 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.

- [Checksec](https://cybersectools.com/tools/checksec) fits if you need to run it on your own servers, you need a free product and you want an open-source product.
- [Offensive 360 O360](https://cybersectools.com/tools/offensive-360-o360) fits if you need both cloud and on-premises options.

## Checksec vs Offensive 360 O360 FAQ

Common questions when comparing Checksec vs Offensive 360 O360 for vulnerability assessment.

### What is the difference between Checksec and Offensive 360 O360?

**Checksec**: A bash script that analyzes executable files to check security properties like PIE, RELRO, canaries, ASLR, and Fortify Source protections.

**Offensive 360 O360**: SAST tool using virtual compilers to analyze source code for vulnerabilities, built by Offensive360.

The table above shows where their features, integrations, deployment and company size fit differ.

### Who makes Checksec and Offensive 360 O360?

**Checksec** is open-source with 2,204 GitHub stars. **Offensive 360 O360** is made by Offensive360. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Checksec a good alternative to Offensive 360 O360?

In part. Checksec and Offensive 360 O360 are not in the same category on CybersecTools. Both cover Binary Analysis. Key differences: Checksec is Free while Offensive 360 O360 is Commercial, Checksec is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Checksec vs Lyrie Remedy — AI Auto-Fix for Vulnerabilities](https://cybersectools.com/compare/checksec-vs-lyrie-remedy-ai-auto-fix-for-vulnerabilities)
- [Checksec vs Labrador Server Care](https://cybersectools.com/compare/checksec-vs-labrador-server-care)
- [Checksec vs SecHard Cyber Hygiene Platform](https://cybersectools.com/compare/checksec-vs-sechard-cyber-hygiene-platform)
- [Offensive 360 O360 vs Lyrie Remedy — AI Auto-Fix for Vulnerabilities](https://cybersectools.com/compare/lyrie-remedy-ai-auto-fix-for-vulnerabilities-vs-offensive-360-o360)
- [Offensive 360 O360 vs Labrador Server Care](https://cybersectools.com/compare/labrador-server-care-vs-offensive-360-o360)
- [Offensive 360 O360 vs SecHard Cyber Hygiene Platform](https://cybersectools.com/compare/offensive-360-o360-vs-sechard-cyber-hygiene-platform)

## Alternatives to each

- [See all Checksec alternatives](https://cybersectools.com/alternatives/checksec)
- [See all Offensive 360 O360 alternatives](https://cybersectools.com/alternatives/offensive-360-o360)

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Source: https://cybersectools.com/compare/checksec-vs-offensive-360-o360

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/checksec.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Checksec and Offensive 360 O360: 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