API security testing

AeroGuard Cyber Defense is a cybersecurity consulting firm specializing in adversary-driven penetration testing, security assessments, and CMMC readiness services. It helps organizations, including federal contractors handling Controlled Unclassified Information, identify real-world attack paths across web applications, APIs, networks, cloud environments, and enterprise infrastructure. Its methodologies align with OWASP, PTES, NIST SP 800-171, and DoD 8140 requirements.

adversary simulationCloud Security AssessmentCMMC readiness supportnetwork security testingNIST SP 800-171 gap analysispenetration testingsecurity reportingweb application security testing

Crosscheck Networks provides products for simplifying API testing and enabling successful API strategies for companies publishing and consuming APIs. Founded in 2005, the company offers SOAPSonar for API functional, automation, performance, and security testing, and CloudPort for API endpoint simulation. Its products support OpenAPI, JSON, XML, SOAP, and REST testing with capabilities including regression testing, fuzz testing, MFA/SSO testing, and Zero Trust validation.

API automation testingAPI endpoint simulationAPI functional testingAPI performance testingAWS cloud API testingdata privacy testingfuzz testingMFA and SSO testingOpenAPI testingregression testingZero Trust validation

HackerOne provides a security platform combining AI with a community of security researchers to find and fix security, privacy, and AI vulnerabilities. Its H1 Platform offers continuous threat exposure management (CTEM) across discovery, validation, prioritization, and remediation, powered by its agentic AI orchestrator Hai. Offerings include AI red teaming, crowdsourced security, bug bounty, vulnerability disclosure, and pentesting.

agentic AI testingAI red teamingbug bountycloud testingcode security auditcontinuous threat exposure managementcrowdsourced securitydesktop app testingmobile app testingnetwork testingpentestingvulnerability disclosureweb application testing