# Knocknoc vs ZeroTier One: side-by-side comparison (2026)

[Knocknoc](https://cybersectools.com/tools/knocknoc) is a commercial [microsegmentation](https://cybersectools.com/categories/microsegmentation) solution by [Knocknoc](https://cybersectools.com/companies/knocknoc). [ZeroTier One](https://cybersectools.com/tools/zerotier-one) is a commercial [VPN](https://cybersectools.com/categories/vpn) solution by [ZeroTier](https://cybersectools.com/companies/zerotier). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Knocknoc | ZeroTier One |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Microsegmentation | VPN |
| Verified | Verified | No |
| Deployment type | Hybrid | Hybrid |
| Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| Company | Knocknoc | ZeroTier |
| Headquarters | – | – |

### Use cases and capabilities

| | Knocknoc | ZeroTier One |
|---|---|---|
| SSO | Yes | – |
| AI Firewall | Yes | – |
| Microsegmentation | Yes | Yes |
| Network Segmentation | Yes | Yes |
| Zero Trust Architecture | Yes | Yes |
| Ransomware Prevention | Yes | – |
| Whitelist | Yes | – |
| Network Protection | Yes | – |
| BYOD | Yes | – |
| Remote Access | Yes | Yes |
| Private Networks | – | Yes |
| Encryption | – | Yes |
| ZTNA | – | Yes |
| Network Administration | – | Yes |
| IoT Security | – | Yes |
| SD-WAN | – | Yes |

### Core features

**Knocknoc**

- Network allowlisting based on authentication
- Just-in-time IP address whitelisting
- Zero attack surface until authentication
- Scripting backend for customization
- Protection for network-exposed services
- Control for internal subnets and OT/ICS networks
- Pre-emptive security
- attach surface reduction

**ZeroTier One**

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

### Integrations

**Knocknoc**

- Checkpoint
- Palo Alto
- Fortinet
- Windows
- Linux
- OpenBSD
- HP-UX
- Solaris
- Cloudflare
- Entra

**ZeroTier One**

No integrations listed.

## Which one fits you

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

- [ZeroTier One](https://cybersectools.com/tools/zerotier-one) fits if you are a startup.

## Knocknoc vs ZeroTier One FAQ

Common questions when comparing Knocknoc vs ZeroTier One for microsegmentation.

### What is the difference between Knocknoc and ZeroTier One?

**Knocknoc**: Network allowlisting solution that orchestrates access controls via identity auth, built by Knocknoc. Core capabilities include Network allowlisting based on authentication, Just-in-time IP address whitelisting, Zero attack surface until authentication.

**ZeroTier One**: Software-defined overlay networking platform with encrypted P2P connectivity, built by ZeroTier.

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

### Who makes Knocknoc and ZeroTier One?

**Knocknoc** is made by Knocknoc. **ZeroTier One** is made by ZeroTier. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Knocknoc a good alternative to ZeroTier One?

In part. Knocknoc and ZeroTier One are not in the same category on CybersecTools. Both cover Network Segmentation, Zero Trust Architecture, Remote Access. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Knocknoc vs PRODIC Microsegmentación](https://cybersectools.com/compare/knocknoc-vs-prodic-microsegmentacion)
- [Knocknoc vs Byos Secure Lobby](https://cybersectools.com/compare/byos-secure-lobby-vs-knocknoc)
- [Knocknoc vs Greymatter.io](https://cybersectools.com/compare/greymatterio-vs-knocknoc)
- [ZeroTier One vs PRODIC Microsegmentación](https://cybersectools.com/compare/prodic-microsegmentacion-vs-zerotier-one)
- [ZeroTier One vs Byos Secure Lobby](https://cybersectools.com/compare/byos-secure-lobby-vs-zerotier-one)
- [ZeroTier One vs Greymatter.io](https://cybersectools.com/compare/greymatterio-vs-zerotier-one)

## Alternatives to each

- [See all Knocknoc alternatives](https://cybersectools.com/alternatives/knocknoc)
- [See all ZeroTier One alternatives](https://cybersectools.com/alternatives/zerotier-one)

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Source: https://cybersectools.com/compare/knocknoc-vs-zerotier-one

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

More on Knocknoc and ZeroTier One: 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