# Cequence API Security vs Source Defense How it works: side-by-side comparison (2026) [Cequence API Security](https://cybersectools.com/tools/cequence-api-security) is a commercial [API security](https://cybersectools.com/categories/api-security) solution by [Cequence Security](https://cybersectools.com/companies/cequence-security). [Source Defense How it works](https://cybersectools.com/tools/source-defense-how-it-works) is a commercial [runtime application self-protection](https://cybersectools.com/categories/rasp) solution by [Source Defense](https://cybersectools.com/companies/source-defense). Features, integrations, deployment and the company behind each one, side by side. ## Our take What our shortlists say about the one we picked. ### [Cequence API Security](https://cybersectools.com/tools/cequence-api-security) Best for: Teams needing inside-out and outside-in API discovery with bot protection The bot protection integration and native mitigation capabilities, including blocking, rate limiting, and deception, mean Cequence can act on what it finds rather than just reporting it. That makes it more operationally complete than solutions that stop at detection. The CI/CD integration and Postman collection support make it accessible to development teams, not just security teams. For organizations that want a single platform covering discovery, testing, and protection with strong bot defense, Cequence is worth a serious evaluation. From [Best API Security Solutions for Business](https://cybersectools.com/shortlists/best-api-security-solutions), Fall 2026. Reviewed by [Nika (Nikoloz) Kokhreidze](https://cybersectools.com/about). 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 | | Cequence API Security | Source Defense How it works | |---|---|---| | Pricing model | Commercial | Commercial | | Category | API Security | Runtime Application Self-Protection | | Verified | No | No | | Deployment type | Cloud | Cloud | | Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise | | Company | Cequence Security | Source Defense | | Headquarters | – | – | ### Use cases and capabilities | | Cequence API Security | Source Defense How it works | |---|---|---| | Bot Protection | Yes | – | | OWASP | Yes | – | | Sensitive Data | Yes | – | | Web Security | – | Yes | | Sandbox | – | Yes | | Browser Security | – | Yes | ### Core features **Cequence API Security** 10 features listed. Sign in on the page to see them. **Source Defense How it works** 8 features listed. Sign in on the page to see them. ### Integrations **Cequence API Security** 42 integrations listed. Sign in on the page to see them. **Source Defense How it works** No integrations listed. ## Cequence API Security vs Source Defense How it works FAQ Common questions when comparing Cequence API Security vs Source Defense How it works for API security. ### What is the difference between Cequence API Security and Source Defense How it works? **Cequence API Security**: API security platform for discovery, testing, and protection of APIs. Built by Cequence Security. **Source Defense How it works**: Client-side security for websites against 3rd party vendor attacks. Built by Source Defense. The table above shows where their features, integrations, deployment and company size fit differ. ### Who makes Cequence API Security and Source Defense How it works? **Cequence API Security** is made by Cequence Security. **Source Defense How it works** is made by Source Defense. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit. ### Is Cequence API Security a good alternative to Source Defense How it works? In part. Cequence API Security and Source Defense How it works are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ. ## Related comparisons - [Cequence API Security vs Wallarm API Security](https://cybersectools.com/compare/cequence-api-security-vs-wallarm-api-security) - [Cequence API Security vs Imperva API Security](https://cybersectools.com/compare/cequence-api-security-vs-imperva-api-security) - [Cequence API Security vs Akamai API Security](https://cybersectools.com/compare/akamai-api-security-vs-cequence-api-security) - [Source Defense How it works vs Wallarm API Security](https://cybersectools.com/compare/source-defense-how-it-works-vs-wallarm-api-security) - [Source Defense How it works vs Imperva API Security](https://cybersectools.com/compare/imperva-api-security-vs-source-defense-how-it-works) - [Source Defense How it works vs Akamai API Security](https://cybersectools.com/compare/akamai-api-security-vs-source-defense-how-it-works) ## Alternatives to each - [See all Cequence API Security alternatives](https://cybersectools.com/alternatives/cequence-api-security) - [See all Source Defense How it works alternatives](https://cybersectools.com/alternatives/source-defense-how-it-works) --- Source: https://cybersectools.com/compare/cequence-api-security-vs-source-defense-how-it-works 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/cequence-api-security.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md. More on Cequence API Security and Source Defense How it works: 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