# Certstream vs Nozomi Networks Threat Intelligence: side-by-side comparison (2026)

[Certstream](https://cybersectools.com/tools/certstream) is a free [threat intel feeds](https://cybersectools.com/categories/threat-intel-feeds) solution. [Nozomi Networks Threat Intelligence](https://cybersectools.com/tools/nozomi-networks-threat-intelligence) is a commercial [threat intel feeds](https://cybersectools.com/categories/threat-intel-feeds) solution by [Nozomi Networks](https://cybersectools.com/companies/nozomi-networks). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Certstream | Nozomi Networks Threat Intelligence |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Threat Intel Feeds | Threat Intel Feeds |
| Verified | No | No |
| Deployment type | Cloud | Hybrid |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | – | Nozomi Networks |
| Headquarters | – | – |

### Use cases and capabilities

| | Certstream | Nozomi Networks Threat Intelligence |
|---|---|---|
| SSL | Yes | – |
| STIX | – | Yes |
| Zero Day | – | Yes |
| Cyber Threat Intelligence | – | Yes |

### Core features

**Certstream**

No features listed.

**Nozomi Networks Threat Intelligence**

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

### Integrations

**Certstream**

No integrations listed.

**Nozomi Networks Threat Intelligence**

3 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.

- [Certstream](https://cybersectools.com/tools/certstream) fits if you want a cloud product, you are a startup and you need a free product.
- [Nozomi Networks Threat Intelligence](https://cybersectools.com/tools/nozomi-networks-threat-intelligence) fits if you need both cloud and on-premises options.

## Certstream vs Nozomi Networks Threat Intelligence FAQ

Common questions when comparing Certstream vs Nozomi Networks Threat Intelligence for threat intel feeds.

### What is the difference between Certstream and Nozomi Networks Threat Intelligence?

**Certstream**: Real-time monitoring tool for newly issued SSL certificates.

**Nozomi Networks Threat Intelligence**: OT/IoT threat intelligence feed for vulnerability and malware detection. Built by Nozomi Networks.

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

### Is Certstream a good alternative to Nozomi Networks Threat Intelligence?

Often, yes. Certstream and Nozomi Networks Threat Intelligence are both Threat Intel Feeds products. Key differences: Certstream is Free while Nozomi Networks Threat Intelligence is Commercial. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Certstream vs VMRay UniqueSignal](https://cybersectools.com/compare/certstream-vs-vmray-uniquesignal)
- [Certstream vs KELA Technical Cybercrime Intelligence](https://cybersectools.com/compare/certstream-vs-kela-technical-cybercrime-intelligence)
- [Certstream vs Sec1 ZeroDefender](https://cybersectools.com/compare/certstream-vs-sec1-zerodefender)
- [Nozomi Networks Threat Intelligence vs VMRay UniqueSignal](https://cybersectools.com/compare/nozomi-networks-threat-intelligence-vs-vmray-uniquesignal)
- [Nozomi Networks Threat Intelligence vs KELA Technical Cybercrime Intelligence](https://cybersectools.com/compare/kela-technical-cybercrime-intelligence-vs-nozomi-networks-threat-intelligence)
- [Nozomi Networks Threat Intelligence vs Sec1 ZeroDefender](https://cybersectools.com/compare/nozomi-networks-threat-intelligence-vs-sec1-zerodefender)

## Alternatives to each

- [See all Certstream alternatives](https://cybersectools.com/alternatives/certstream)
- [See all Nozomi Networks Threat Intelligence alternatives](https://cybersectools.com/alternatives/nozomi-networks-threat-intelligence)

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Source: https://cybersectools.com/compare/certstream-vs-nozomi-networks-threat-intelligence

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More on Certstream and Nozomi Networks Threat Intelligence: 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