# Application Gateway vs Sectigo SiteLock Website Protection Solutions: side-by-side comparison (2026)

[Application Gateway](https://cybersectools.com/tools/application-gateway) is a free [cloud web application and API protection](https://cybersectools.com/categories/cloud-waap) solution. [Sectigo SiteLock Website Protection Solutions](https://cybersectools.com/tools/sectigo-sitelock-website-protection-solutions) is a commercial [cloud web application and API protection](https://cybersectools.com/categories/cloud-waap) solution by [Sectigo](https://cybersectools.com/companies/sectigo). Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Cloud WAAP Solutions for Business](https://cybersectools.com/shortlists/best-cloud-waap-solutions) picks Cloudflare WAF, Akamai App & API Protector, Imperva Web Application Firewall (WAF) and 3 more.

## Side-by-side comparison

| | Application Gateway | Sectigo SiteLock Website Protection Solutions |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Cloud Web Application and API Protection | Cloud Web Application and API Protection |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market |
| Company | – | Sectigo |
| Headquarters | – | – |

### Use cases and capabilities

| | Application Gateway | Sectigo SiteLock Website Protection Solutions |
|---|---|---|
| Azure | Yes | – |
| Infrastructure | Yes | – |
| WAF | – | Yes |
| DDoS | – | Yes |
| SQL Injection | – | Yes |
| SSL | – | Yes |

### Core features

**Application Gateway**

No features listed.

**Sectigo SiteLock Website Protection Solutions**

10 features 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.

- [Application Gateway](https://cybersectools.com/tools/application-gateway) fits if you are an enterprise and you need a free product.
- [Sectigo SiteLock Website Protection Solutions](https://cybersectools.com/tools/sectigo-sitelock-website-protection-solutions) fits if you are a startup.

## Application Gateway vs Sectigo SiteLock Website Protection Solutions FAQ

Common questions when comparing Application Gateway vs Sectigo SiteLock Website Protection Solutions for cloud web application and API protection.

### What is the difference between Application Gateway and Sectigo SiteLock Website Protection Solutions?

**Application Gateway**: Load-balancing solution by Microsoft Azure with global infrastructure and financial guidance.

**Sectigo SiteLock Website Protection Solutions**: Website security platform with malware scanning, WAF, CDN, and DDoS protection. Built by Sectigo.

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

### Is Application Gateway a good alternative to Sectigo SiteLock Website Protection Solutions?

Often, yes. Application Gateway and Sectigo SiteLock Website Protection Solutions are both Cloud Web Application and API Protection products. Key differences: Application Gateway is Free while Sectigo SiteLock Website Protection Solutions is Commercial. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Application Gateway vs Array ASF Series Web Application Firewall](https://cybersectools.com/compare/application-gateway-vs-array-asf-series-web-application-firewall)
- [Application Gateway vs Comodo Website Security](https://cybersectools.com/compare/application-gateway-vs-comodo-website-security)
- [Application Gateway vs PIOLINK WEBFRONT-K](https://cybersectools.com/compare/application-gateway-vs-piolink-webfront-k)
- [Sectigo SiteLock Website Protection Solutions vs Array ASF Series Web Application Firewall](https://cybersectools.com/compare/array-asf-series-web-application-firewall-vs-sectigo-sitelock-website-protection-solutions)
- [Sectigo SiteLock Website Protection Solutions vs Comodo Website Security](https://cybersectools.com/compare/comodo-website-security-vs-sectigo-sitelock-website-protection-solutions)
- [Sectigo SiteLock Website Protection Solutions vs PIOLINK WEBFRONT-K](https://cybersectools.com/compare/piolink-webfront-k-vs-sectigo-sitelock-website-protection-solutions)

## Alternatives to each

- [See all Application Gateway alternatives](https://cybersectools.com/alternatives/application-gateway)
- [See all Sectigo SiteLock Website Protection Solutions alternatives](https://cybersectools.com/alternatives/sectigo-sitelock-website-protection-solutions)

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Source: https://cybersectools.com/compare/application-gateway-vs-sectigo-sitelock-website-protection-solutions

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

More on Application Gateway and Sectigo SiteLock Website Protection Solutions: 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