Zelvin Security

Zelvin Security is a penetration testing and proactive cybersecurity consulting firm that helps organizations protect their applications, infrastructure, and data from real-world threats. Our team specializes in manual application security testing, including Web Application Penetration Testing, LLM Security Testing, API Security Assessments, and Source Code Review, while also delivering comprehensive internal and external network penetration testing to evaluate risk across the full environment. These engagements align with OWASP best practices and other widely recognized industry and regulatory standards, enabling organizations to identify vulnerabilities early, improve resilience, and reduce the likelihood of successful attacks. We work closely with technology and security teams throughout the United States to validate risk, provide clear remediation guidance, and strengthen security programs with confidence.