# NoPorts vs Zscaler Private Access (ZPA): side-by-side comparison (2026) [NoPorts](https://cybersectools.com/tools/noports) is a commercial [zero trust network access](https://cybersectools.com/categories/ztna) solution by [Atsign](https://cybersectools.com/companies/atsign). [Zscaler Private Access (ZPA)](https://cybersectools.com/tools/zscaler-secure-private-access-with-ztna) is a commercial [zero trust network access](https://cybersectools.com/categories/ztna) solution by [Zscaler](https://cybersectools.com/companies/zscaler). Features, integrations, deployment and the company behind each one, side by side. ## Our take What our shortlists say about the one we picked. ### [Zscaler Private Access (ZPA)](https://cybersectools.com/tools/zscaler-secure-private-access-with-ztna) Best for: Large companies wanting cloud-brokered access with traffic inspection It earns its place because it inspects private app traffic as well as brokering it, so access and threat checks happen in one step. It runs as a hybrid service from SMB to enterprise, with on-premises edges if some traffic must stay local. Only AWS and Azure are listed as integrations, so ask how ZPA works with your identity provider and SIEM. From [Best ZTNA Solutions for Business](https://cybersectools.com/shortlists/best-ztna-solutions), Fall 2026. Reviewed by [Nika (Nikoloz) Kokhreidze](https://cybersectools.com/about). Need the answer fast? [Best ZTNA Solutions for Business](https://cybersectools.com/shortlists/best-ztna-solutions) picks Zscaler Private Access (ZPA), Netskope One Private Access, Palo Alto Networks Prisma Access ZTNA 2.0 and 4 more. ## Side-by-side comparison | | NoPorts | Zscaler Private Access (ZPA) | |---|---|---| | Pricing model | Commercial | Commercial | | Category | Zero Trust Network Access | Zero Trust Network Access | | Verified | No | No | | Deployment type | Cloud | Hybrid | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Atsign | Zscaler | | Headquarters | – | – | ### Use cases and capabilities | | NoPorts | Zscaler Private Access (ZPA) | |---|---|---| | ZTNA | Yes | Yes | | Remote Access | Yes | Yes | | Zero Trust Architecture | Yes | – | | Encryption | Yes | – | | SSH | Yes | – | | Authentication | Yes | – | | Private Networks | Yes | – | | Microsegmentation | Yes | – | | Infrastructure | Yes | – | | Network Protection | Yes | – | ### Core features **NoPorts** 8 features listed. Sign in on the page to see them. **Zscaler Private Access (ZPA)** 10 features listed. Sign in on the page to see them. ### Integrations **NoPorts** No integrations listed. **Zscaler Private Access (ZPA)** 5 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. - [NoPorts](https://cybersectools.com/tools/noports) fits if you want a cloud product. - [Zscaler Private Access (ZPA)](https://cybersectools.com/tools/zscaler-secure-private-access-with-ztna) fits if you need both cloud and on-premises options. ## NoPorts vs Zscaler Private Access (ZPA) FAQ Common questions when comparing NoPorts vs Zscaler Private Access (ZPA) for zero trust network access. ### What is the difference between NoPorts and Zscaler Private Access (ZPA)? **NoPorts**: Zero-open-port remote access via cryptographic identity-first connectivity. Built by Atsign. **Zscaler Private Access (ZPA)**: ZTNA solution providing secure user-to-app access without network exposure. Built by Zscaler. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes NoPorts and Zscaler Private Access (ZPA)? **NoPorts** is made by Atsign. **Zscaler Private Access (ZPA)** is made by Zscaler. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is NoPorts a good alternative to Zscaler Private Access (ZPA)? Often, yes. NoPorts and Zscaler Private Access (ZPA) are both Zero Trust Network Access products, and both cover Remote Access, ZTNA. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [NoPorts vs QuantLayer Secure Remote Access](https://cybersectools.com/compare/noports-vs-quantlayer-secure-remote-access) - [NoPorts vs Bowtie Zero Trust Network Access](https://cybersectools.com/compare/bowtie-zero-trust-network-access-vs-noports) - [NoPorts vs Threatmatic Zero Trust Edge](https://cybersectools.com/compare/noports-vs-threatmatic-zero-trust-edge) - [Zscaler Private Access (ZPA) vs QuantLayer Secure Remote Access](https://cybersectools.com/compare/quantlayer-secure-remote-access-vs-zscaler-secure-private-access-with-ztna) - [Zscaler Private Access (ZPA) vs Bowtie Zero Trust Network Access](https://cybersectools.com/compare/bowtie-zero-trust-network-access-vs-zscaler-secure-private-access-with-ztna) - [Zscaler Private Access (ZPA) vs Threatmatic Zero Trust Edge](https://cybersectools.com/compare/threatmatic-zero-trust-edge-vs-zscaler-secure-private-access-with-ztna) ## Alternatives to each - [See all NoPorts alternatives](https://cybersectools.com/alternatives/noports) - [See all Zscaler Private Access (ZPA) alternatives](https://cybersectools.com/alternatives/zscaler-secure-private-access-with-ztna) --- Source: https://cybersectools.com/compare/noports-vs-zscaler-secure-private-access-with-ztna For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/noports.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on NoPorts and Zscaler Private Access (ZPA): 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