# Data Theorem API Security vs ThreatDefence Integrated ASM: 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). [ThreatDefence Integrated ASM](https://cybersectools.com/tools/threatdefence-integrated-asm) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [ThreatDefence](https://cybersectools.com/companies/threatdefence). 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 | ThreatDefence Integrated ASM | |---|---|---| | Pricing model | Commercial | Commercial | | Category | API Security | External Attack Surface Management | | Verified | No | No | | Deployment type | Hybrid | Cloud | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Data Theorem | ThreatDefence | | Headquarters | – | – | ### Use cases and capabilities | | Data Theorem API Security | ThreatDefence Integrated ASM | |---|---|---| | Bot Protection | Yes | – | | DAST | Yes | – | | Dark Web Monitoring | – | Yes | | Vulnerability | – | Yes | | DNS Security | – | Yes | | SSL | – | Yes | | Digital Risk Protection | – | Yes | | Third Party Security | – | Yes | | IoT Security | – | Yes | | Subdomain Enumeration | – | Yes | | Misconfiguration | – | Yes | ### Core features **Data Theorem API Security** 10 features listed. Sign in on the page to see them. **ThreatDefence Integrated ASM** 10 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. **ThreatDefence Integrated ASM** 1 integration 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. - [ThreatDefence Integrated ASM](https://cybersectools.com/tools/threatdefence-integrated-asm) fits if you want a cloud product. ## Data Theorem API Security vs ThreatDefence Integrated ASM FAQ Common questions when comparing Data Theorem API Security vs ThreatDefence Integrated ASM for API security. ### What is the difference between Data Theorem API Security and ThreatDefence Integrated ASM? **Data Theorem API Security**: API security platform for discovery, testing, and runtime protection. Built by Data Theorem. **ThreatDefence Integrated ASM**: ASM platform monitoring external attack surface, dark web leaks & 3rd-party risks. Built by ThreatDefence. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Data Theorem API Security and ThreatDefence Integrated ASM? **Data Theorem API Security** is made by Data Theorem. **ThreatDefence Integrated ASM** is made by ThreatDefence. 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 ThreatDefence Integrated ASM? In part. Data Theorem API Security and ThreatDefence Integrated ASM are not in the same category on CybersecTools. 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 Imperva API Security](https://cybersectools.com/compare/data-theorem-api-security-vs-imperva-api-security) - [Data Theorem API Security vs Ammune API Discovery](https://cybersectools.com/compare/ammune-api-discovery-vs-data-theorem-api-security) - [ThreatDefence Integrated ASM vs Indusface AppTrana - API Protection](https://cybersectools.com/compare/indusface-apptrana-api-protection-vs-threatdefence-integrated-asm) - [ThreatDefence Integrated ASM vs Imperva API Security](https://cybersectools.com/compare/imperva-api-security-vs-threatdefence-integrated-asm) - [ThreatDefence Integrated ASM vs Ammune API Discovery](https://cybersectools.com/compare/ammune-api-discovery-vs-threatdefence-integrated-asm) ## Alternatives to each - [See all Data Theorem API Security alternatives](https://cybersectools.com/alternatives/data-theorem-api-security) - [See all ThreatDefence Integrated ASM alternatives](https://cybersectools.com/alternatives/threatdefence-integrated-asm) --- Source: https://cybersectools.com/compare/data-theorem-api-security-vs-threatdefence-integrated-asm 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 ThreatDefence Integrated ASM: 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