Xiarch Cloud Penetration Testing is a professional service that performs authorized simulated cyber-attacks against systems hosted on cloud platforms. The service covers Infrastructure as a Service (IaaS), Platform as a Service (PaaS), and Software as a Service (SaaS) environments across major cloud providers. The service follows a structured methodology that includes scope definition, information gathering using OSINT tools, enumeration, attack and penetration testing, comprehensive reporting, and remediation support. Testing identifies security misconfigurations, weaknesses, and threats specific to cloud deployments. The assessment provides visibility into cloud estates, identifies publicly exposed services and data, evaluates cloud security controls, and assesses their effectiveness in mitigating security risks. The service addresses common cloud security challenges including unauthorized access, insecure APIs, platform misconfigurations, account hijacking, data exposure, and malware threats. Deliverables include detailed security evaluation reports with remediation steps, security certificates after patch verification, and compliance support for regulatory requirements. The service combines multiple penetration testing approaches including SaaS, IaaS, PaaS, internal, and external testing, along with specialized solutions for data protection, user access management, and cloud visibility. Hybrid cloud security testing encompasses both on-premise and cloud-based solutions.