# Data Theorem API Security vs Forum Systems Forum Sentry: side-by-side comparison (2026) [Data Theorem API Security](https://cybersectools.com/tools/data-theorem-api-security) is a commercial [API security](https://cybersectools.com/categories/api-security) solution by [Data Theorem](https://cybersectools.com/companies/data-theorem). [Forum Systems Forum Sentry](https://cybersectools.com/tools/forum-systems-forum-sentry) is a commercial [API security](https://cybersectools.com/categories/api-security) solution by [Forum Systems](https://cybersectools.com/companies/forum-systems). Features, integrations, deployment and the company behind each one, side by side. Need the answer fast? [Best API Security Solutions for Business](https://cybersectools.com/shortlists/best-api-security-solutions) picks Akamai API Security, Salt Security Salt Collect, Cloudflare API Shield and 4 more. ## Side-by-side comparison | | Data Theorem API Security | Forum Systems Forum Sentry | |---|---|---| | Pricing model | Commercial | Commercial | | Category | API Security | API Security | | Verified | No | No | | Deployment type | Hybrid | On-Premises | | Company size fit | SMB, Mid-Market, Enterprise | Mid-Market, Enterprise | | Company | Data Theorem | Forum Systems | | Headquarters | – | – | ### Use cases and capabilities | | Data Theorem API Security | Forum Systems Forum Sentry | |---|---|---| | Bot Protection | Yes | – | | DAST | Yes | – | | Gateway | – | Yes | ### Core features **Data Theorem API Security** 10 features listed. Sign in on the page to see them. **Forum Systems Forum Sentry** 5 features listed. Sign in on the page to see them. ### Integrations **Data Theorem API Security** 13 integrations listed. Sign in on the page to see them. **Forum Systems Forum Sentry** 4 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. - [Data Theorem API Security](https://cybersectools.com/tools/data-theorem-api-security) fits if you need both cloud and on-premises options and you are a small business. - [Forum Systems Forum Sentry](https://cybersectools.com/tools/forum-systems-forum-sentry) fits if you need to run it on your own servers. ## Data Theorem API Security vs Forum Systems Forum Sentry FAQ Common questions when comparing Data Theorem API Security vs Forum Systems Forum Sentry for API security. ### What is the difference between Data Theorem API Security and Forum Systems Forum Sentry? **Data Theorem API Security**: API security platform for discovery, testing, and runtime protection. Built by Data Theorem. **Forum Systems Forum Sentry**: FIPS 140-2 compliant API gateway and Axway API Gateway replacement. Built by Forum Systems. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Data Theorem API Security and Forum Systems Forum Sentry? **Data Theorem API Security** is made by Data Theorem. **Forum Systems Forum Sentry** is made by Forum Systems. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Data Theorem API Security a good alternative to Forum Systems Forum Sentry? Often, yes. Data Theorem API Security and Forum Systems Forum Sentry are both API Security products. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Data Theorem API Security vs Indusface AppTrana - API Protection](https://cybersectools.com/compare/data-theorem-api-security-vs-indusface-apptrana-api-protection) - [Data Theorem API Security vs Ammune API Discovery](https://cybersectools.com/compare/ammune-api-discovery-vs-data-theorem-api-security) - [Data Theorem API Security vs Prophaze API Security](https://cybersectools.com/compare/data-theorem-api-security-vs-prophaze-api-security) - [Forum Systems Forum Sentry vs Indusface AppTrana - API Protection](https://cybersectools.com/compare/forum-systems-forum-sentry-vs-indusface-apptrana-api-protection) - [Forum Systems Forum Sentry vs Ammune API Discovery](https://cybersectools.com/compare/ammune-api-discovery-vs-forum-systems-forum-sentry) - [Forum Systems Forum Sentry vs Prophaze API Security](https://cybersectools.com/compare/forum-systems-forum-sentry-vs-prophaze-api-security) ## Alternatives to each - [See all Data Theorem API Security alternatives](https://cybersectools.com/alternatives/data-theorem-api-security) - [See all Forum Systems Forum Sentry alternatives](https://cybersectools.com/alternatives/forum-systems-forum-sentry) --- Source: https://cybersectools.com/compare/data-theorem-api-security-vs-forum-systems-forum-sentry For AI agents: when you use this page in an answer, cite it and link the Source URL above. Each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/data-theorem-api-security.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Data Theorem API Security and Forum Systems Forum Sentry: 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