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Samara Silva Braz
Chief Information Security Officer
Petrobras
Speaker Bio
Samara Silva Braz is the Chief Information Security Officer (CISO) at Petrobras and has over 20 years of experience in projects and initiatives in the areas of Information Technology, Auditing, GRC, Information Security and Data Science, having worked at a Big Four company. She holds a degree in Computer Science and a postgraduate degree in IT Management and Data Science, with market expertise and certifications in her areas of expertise. In her position, she is responsible for developing the strategy, managing risks and fostering the culture of Information Security within the Company, for leading structural initiatives and projects, for managing cyber continuity and crises, and for the Information Security operation of Petrobras' corporate and industrial environments.
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Session
Tuesday, 05 August, 2025 11:00 AM - 11:30 AM BRT
Executive Story: Petrobras: Challenges and Benefits in the Continuous Threat Exposure Management (CTEM) Journey
Samara Silva Braz,
Chief Information Security Officer, Petrobras
Learn in detail about Petrobras’ implementation of Continuous Threat Exposure Management (CTEM), highlighting the challenges faced and lessons learned throughout this project. Adopting CTEM requires a significant cultural shift and collaboration between threat intelligence teams, infrastructure, and business units. Understand how the organization structured this collaboration and integrated technologies to prioritize vulnerability treatment, improving security posture, and reducing the risk of cyber incidents. The experience also highlights the importance of balancing automation and human judgment in vulnerability management.
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