# OpenText Core DNS Protection vs Suricata: side-by-side comparison (2026)

[OpenText Core DNS Protection](https://cybersectools.com/tools/opentext-core-dns-protection) is a commercial [intrusion detection and prevention systems](https://cybersectools.com/categories/idps) solution by [OpenText Cybersecurity](https://cybersectools.com/companies/opentext-cybersecurity). [Suricata](https://cybersectools.com/tools/suricata) is a free [intrusion detection and prevention systems](https://cybersectools.com/categories/idps) solution. Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | OpenText Core DNS Protection | Suricata |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Intrusion Detection and Prevention Systems | Intrusion Detection and Prevention Systems |
| Verified | No | No |
| Deployment type | Cloud | On-Premises |
| Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| Company | OpenText Cybersecurity | – |
| Headquarters | – | – |

### Use cases and capabilities

| | OpenText Core DNS Protection | Suricata |
|---|---|---|
| C2 | Yes | – |

### Core features

**OpenText Core DNS Protection**

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

**Suricata**

No features listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [OpenText Core DNS Protection](https://cybersectools.com/tools/opentext-core-dns-protection) fits if you want a cloud product.
- [Suricata](https://cybersectools.com/tools/suricata) fits if you need to run it on your own servers, you are a startup and you need a free product.

## OpenText Core DNS Protection vs Suricata FAQ

Common questions when comparing OpenText Core DNS Protection vs Suricata for intrusion detection and prevention systems.

### What is the difference between OpenText Core DNS Protection and Suricata?

**OpenText Core DNS Protection**: Cloud-native DNS filtering solution that blocks malicious domains and threats, built by OpenText Cybersecurity.

**Suricata**: Suricata offers real-time intrusion detection, intrusion prevention, and network monitoring.

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

### Is OpenText Core DNS Protection a good alternative to Suricata?

Often, yes. OpenText Core DNS Protection and Suricata are both Intrusion Detection and Prevention Systems products. Key differences: OpenText Core DNS Protection is Commercial while Suricata is Free. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [OpenText Core DNS Protection vs Palo Alto Networks Advanced Threat Prevention](https://cybersectools.com/compare/opentext-core-dns-protection-vs-palo-alto-networks-advanced-threat-prevention)
- [OpenText Core DNS Protection vs Trellix Intrusion Prevention System](https://cybersectools.com/compare/opentext-core-dns-protection-vs-trellix-intrusion-prevention-system)
- [OpenText Core DNS Protection vs Trend Micro TippingPoint Threat Protection System](https://cybersectools.com/compare/opentext-core-dns-protection-vs-trend-micro-tippingpoint-threat-protection-system)
- [Suricata vs Palo Alto Networks Advanced Threat Prevention](https://cybersectools.com/compare/suricata-vs-palo-alto-networks-advanced-threat-prevention)
- [Suricata vs Trellix Intrusion Prevention System](https://cybersectools.com/compare/suricata-vs-trellix-intrusion-prevention-system)
- [Suricata vs Trend Micro TippingPoint Threat Protection System](https://cybersectools.com/compare/suricata-vs-trend-micro-tippingpoint-threat-protection-system)

## Alternatives to each

- [See all OpenText Core DNS Protection alternatives](https://cybersectools.com/alternatives/opentext-core-dns-protection)
- [See all Suricata alternatives](https://cybersectools.com/alternatives/suricata)

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Source: https://cybersectools.com/compare/opentext-core-dns-protection-vs-suricata

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

More on OpenText Core DNS Protection and Suricata: 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