Defy Security Custom AI Testing is a professional service that provides comprehensive evaluation and validation of AI models before production deployment. The service addresses challenges related to AI model security, reliability, and compliance through structured testing methodologies. The service offers tailored test design based on specific AI use cases and organizational risk profiles. Testing capabilities include bias and fairness assessments to identify algorithmic disparities, adversarial testing and penetration simulations to evaluate model resilience against attacks, and performance benchmarking across multiple scenarios and datasets. The service includes regulatory compliance checks aligned with AI governance policies to help organizations meet ethical and legal standards. Testing aims to detect undetected biases or errors in AI algorithms, identify vulnerabilities to adversarial attacks that could manipulate AI outcomes, and validate performance under diverse and dynamic conditions. Defy Security provides initial assessment and analysis of AI technologies, custom proof of concepts, business analysis of licensing and financing structures, and implementation oversight with staffing and services support. The service targets organizations seeking to validate AI model safety, reliability, and compliance before production deployment.