# F-Secure Internet Security vs QuellSecure Active Containment: side-by-side comparison (2026)

[F-Secure Internet Security](https://cybersectools.com/tools/f-secure-internet-security) is a commercial [endpoint protection platform](https://cybersectools.com/categories/epp) solution by [F-Secure](https://cybersectools.com/companies/f-secure). [QuellSecure Active Containment](https://cybersectools.com/tools/quellsecure-active-containment) is a commercial [endpoint protection platform](https://cybersectools.com/categories/epp) solution by [QuellSecure](https://cybersectools.com/companies/quellsecure). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | F-Secure Internet Security | QuellSecure Active Containment |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Endpoint Protection Platform | Endpoint Protection Platform |
| Verified | No | No |
| Deployment type | Cloud | On-Premises |
| Company size fit | Startup, SMB | Startup, SMB, Mid-Market, Enterprise |
| Company | F-Secure | QuellSecure |
| Headquarters | – | – |

### Use cases and capabilities

| | F-Secure Internet Security | QuellSecure Active Containment |
|---|---|---|
| Ransomware Prevention | Yes | Yes |
| Ransomware | – | Yes |
| Windows | – | Yes |
| Windows Security | – | Yes |
| Anomaly Detection | – | Yes |
| Attack Detection | – | Yes |
| Mitigation | – | Yes |
| Whitelist | – | Yes |
| Alerting | – | Yes |

### Core features

**F-Secure Internet Security**

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

**QuellSecure Active Containment**

8 features 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.

- [F-Secure Internet Security](https://cybersectools.com/tools/f-secure-internet-security) fits if you want a cloud product.
- [QuellSecure Active Containment](https://cybersectools.com/tools/quellsecure-active-containment) fits if you need to run it on your own servers and you are a mid-market company or an enterprise.

## F-Secure Internet Security vs QuellSecure Active Containment FAQ

Common questions when comparing F-Secure Internet Security vs QuellSecure Active Containment for endpoint protection platform.

### What is the difference between F-Secure Internet Security and QuellSecure Active Containment?

**F-Secure Internet Security**: Antivirus and internet security software for Windows, Mac, Android, and iOS. Built by F-Secure.

**QuellSecure Active Containment**: Endpoint ransomware containment tool that stops encryption activity in real time. Built by QuellSecure.

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

### Who makes F-Secure Internet Security and QuellSecure Active Containment?

**F-Secure Internet Security** is made by F-Secure. **QuellSecure Active Containment** is made by QuellSecure. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is F-Secure Internet Security a good alternative to QuellSecure Active Containment?

Often, yes. F-Secure Internet Security and QuellSecure Active Containment are both Endpoint Protection Platform products, and both cover Ransomware Prevention. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [F-Secure Internet Security vs DataSecure RDR](https://cybersectools.com/compare/datasecure-rdr-vs-f-secure-internet-security)
- [F-Secure Internet Security vs OnSystem Logic OnSystem Defender](https://cybersectools.com/compare/f-secure-internet-security-vs-onsystem-logic-onsystem-defender)
- [F-Secure Internet Security vs Bkav Pro](https://cybersectools.com/compare/bkav-pro-vs-f-secure-internet-security)
- [QuellSecure Active Containment vs DataSecure RDR](https://cybersectools.com/compare/datasecure-rdr-vs-quellsecure-active-containment)
- [QuellSecure Active Containment vs OnSystem Logic OnSystem Defender](https://cybersectools.com/compare/onsystem-logic-onsystem-defender-vs-quellsecure-active-containment)
- [QuellSecure Active Containment vs Bkav Pro](https://cybersectools.com/compare/bkav-pro-vs-quellsecure-active-containment)

## Alternatives to each

- [See all F-Secure Internet Security alternatives](https://cybersectools.com/alternatives/f-secure-internet-security)
- [See all QuellSecure Active Containment alternatives](https://cybersectools.com/alternatives/quellsecure-active-containment)

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Source: https://cybersectools.com/compare/f-secure-internet-security-vs-quellsecure-active-containment

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

More on F-Secure Internet Security and QuellSecure Active Containment: 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