# Cyber 2.0 vs Justniffer: side-by-side comparison (2026)

[Cyber 2.0](https://cybersectools.com/tools/cyber-20) is a commercial [network detection and response](https://cybersectools.com/categories/ndr) solution by [Cyber 2.0](https://cybersectools.com/companies/cyber-20). [Justniffer](https://cybersectools.com/tools/justniffer) is a free [network detection and response](https://cybersectools.com/categories/ndr) solution. Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Cyber 2.0 | Justniffer |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Network Detection and Response | Network Detection and Response |
| Verified | No | No |
| Deployment type | Hybrid | On-Premises |
| Company size fit | Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| Company | Cyber 2.0 | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Cyber 2.0 | Justniffer |
|---|---|---|
| Critical Infrastructure | Yes | – |
| IoT Security | Yes | – |
| NDR | Yes | – |
| SCADA | Yes | – |
| PLC | Yes | – |
| Network Segmentation | Yes | – |
| Lateral Movement | Yes | – |
| Ransomware Prevention | Yes | – |
| Network Protection | Yes | – |
| Attack Detection | Yes | – |
| Network Discovery | – | Yes |
| Protocol Analysis | – | Yes |

### Core features

**Cyber 2.0**

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

**Justniffer**

No features listed.

## Which one fits you

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

- [Cyber 2.0](https://cybersectools.com/tools/cyber-20) fits if you need both cloud and on-premises options.
- [Justniffer](https://cybersectools.com/tools/justniffer) fits if you need to run it on your own servers, you are a startup or a small business and you need a free product.

## Cyber 2.0 vs Justniffer FAQ

Common questions when comparing Cyber 2.0 vs Justniffer for network detection and response.

### What is the difference between Cyber 2.0 and Justniffer?

**Cyber 2.0**: Prevents cyberattack spread across IT and OT/IoT environments. Built by Cyber 2.0.

**Justniffer**: A network protocol analyzer for capturing and analyzing network traffic with a focus on TCP/IP flow reconstruction and response time tracking.

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

### Is Cyber 2.0 a good alternative to Justniffer?

Often, yes. Cyber 2.0 and Justniffer are both Network Detection and Response products. Key differences: Cyber 2.0 is Commercial while Justniffer is Free. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Cyber 2.0 vs Hypergraph AI](https://cybersectools.com/compare/cyber-20-vs-hypergraph-ai)
- [Cyber 2.0 vs GREYCORTEX Mendel](https://cybersectools.com/compare/cyber-20-vs-greycortex-mendel)
- [Cyber 2.0 vs Trend Micro Deep Discovery Inspector](https://cybersectools.com/compare/cyber-20-vs-trend-micro-deep-discovery-inspector)
- [Justniffer vs Hypergraph AI](https://cybersectools.com/compare/hypergraph-ai-vs-justniffer)
- [Justniffer vs GREYCORTEX Mendel](https://cybersectools.com/compare/greycortex-mendel-vs-justniffer)
- [Justniffer vs Trend Micro Deep Discovery Inspector](https://cybersectools.com/compare/justniffer-vs-trend-micro-deep-discovery-inspector)

## Alternatives to each

- [See all Cyber 2.0 alternatives](https://cybersectools.com/alternatives/cyber-20)
- [See all Justniffer alternatives](https://cybersectools.com/alternatives/justniffer)

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Source: https://cybersectools.com/compare/cyber-20-vs-justniffer

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More on Cyber 2.0 and Justniffer: 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