Alternatives to Akto

This page compares API security scanners suitable for continuous assessment of public and internal endpoints. The focus is on capabilities, deployment model, and compliance mapping rather than market positioning. Each tool is evaluated on what it tests, how it tests, and how findings align with established frameworks.

A self-service API security scanner that submits a URL and receives a risk score from A to F with prioritized findings. It uses black-box testing, requiring no agents, SDKs, or code access, and supports any language, framework, or cloud. Scans complete in under a minute using read-only methods plus text-only POST for LLM probes.

Detection coverage includes 12 categories aligned to the OWASP API Top 10, such as authentication bypass, JWT misconfigurations, BOLA and BFLA, property over-exposure, input validation, rate limiting, data exposure, encryption issues, SSRF, inventory problems, unsafe consumption, and LLM/AI security probes. OpenAPI 3.0/3.1 and Swagger 2.0 parsing supports recursive $ref resolution and cross-reference with runtime findings.

Authenticated scanning supports Bearer, API key, Basic auth, and cookies with domain verification. The tool provides a web dashboard for tracking score trends, CLI access, GitHub Action integration for CI/CD gating, MCP server access for AI coding assistants, and programmatic API access. Continuous monitoring is available with scheduled rescans, diff detection, email alerts, and HMAC-SHA256 signed webhooks. Data is deletable on demand and never used for model training.

middleBrick maps findings to PCI-DSS 4.0, SOC 2 Type II, and OWASP API Top 10 (2023). It is a scanning tool that reports and provides remediation guidance; it does not fix, patch, block, or remediate. It does not perform active SQL injection or command injection testing, detect business logic vulnerabilities, or replace a human pentester for high-stakes audits.

The following tools represent viable alternatives across different deployment and testing models. They are not ranked and should be evaluated against your specific requirements, environment constraints, and compliance needs.

• Contrast Security — Offers runtime protection and interactive application security testing (IAST) with agent-based instrumentation for deep code-level insight into API behavior.
• Postman — Provides API development and testing capabilities, including security-focused collection runs and automated testing that can surface unexpected responses.
• Insomnia — Focuses on API design and debugging with plugin support for security testing, suitable for smaller teams that prioritize developer experience.
• OWASP ZAP — An open source tool that supports automated scans and active security checks, suitable for teams comfortable with self-hosted tooling and custom tuning.
• Acunetix — A commercial scanner emphasizing vulnerability detection with broad protocol support and detailed reporting for compliance evidence.
• Burp Suite — A comprehensive platform for manual and automated API security testing, favored by security teams for deep investigation and custom extension.

When evaluating API security scanners, focus on the following dimensions:

• Scan coverage aligned to OWASP API Top 10 and relevant compliance mappings.
• Deployment model: SaaS, self-hosted, or agentless options.
• Authentication support for Bearer, API key, Basic, and custom schemes.
• OpenAPI/Swagger parsing and spec-to-runtime discrepancy detection.
• CI/CD integration through CLI, GitHub Actions, or webhook triggers.
• Report detail and remediation guidance quality.

• Does any tool fix API vulnerabilities automatically? No. These tools detect and report findings with remediation guidance. Remediation requires developer action and architectural review.
• Can scanners replace a human pentester? No. Human expertise is necessary for business logic assessment, contextual risk evaluation, and high-stakes audits.
• What authentication methods are commonly supported? Most tools support Bearer tokens, API keys, Basic auth, and cookies. Some allow custom header injection for specialized schemes.
• How are compliance mappings handled? Findings are mapped to frameworks such as PCI-DSS 4.0, SOC 2 Type II, and OWASP API Top 10 to support audit evidence and control validation.