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Explore advanced filesystem manipulation techniques and security implications in this conference talk from BSides Budapest 2025. Discover lesser-known filesystem features and capabilities that can be leveraged for both defensive and offensive security purposes. Learn about hidden filesystem functionalities, advanced file attributes, and obscure system calls that security professionals often overlook. Examine how attackers might abuse filesystem features to maintain persistence, hide malicious activities, or bypass security controls. Understand the security implications of various filesystem operations and how to detect suspicious filesystem behavior. Gain insights into filesystem-based attack vectors and defensive strategies that can strengthen your organization's security posture. Master techniques for forensic analysis of filesystem artifacts and learn to identify signs of filesystem-based compromise or manipulation.
