This solution brief outlines the integration of Picus Security Control Validation (SCV) and Attack Surface Validation (ASV) with Trend Micro Vision One Extended Detection and Response (XDR). The document details the process of establishing a secure API link for data ingestion, enriching asset context, validating detection coverage through attack simulations, and analyzing alert performance. It emphasizes the importance of validating Trend Micro Vision One XDR detections against MITRE ATT&CK tactics to ensure accurate threat detection. The integration aims to enhance threat detection capabilities, streamline incident response, and improve overall cyber resilience. The document also discusses the benefits of continuous assessments and real-time recommendations to maintain a robust security posture. Additionally, it highlights the role of the Picus Security Validation Platform in simulating cyber threats to validate and enhance organizations' cybersecurity defenses, ensuring that security controls are effective and up to date.