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Explore techniques for identifying, analyzing, and securing undocumented network services in this 28-minute conference talk from BSides Budapest 2025. Learn systematic approaches to discover hidden or poorly documented network services that may pose security risks to your infrastructure. Understand how to investigate suspicious network activity, analyze unknown protocols, and differentiate between legitimate services and potential backdoors. Gain practical skills in network reconnaissance, service fingerprinting, and vulnerability assessment of undocumented systems. Master methodologies for documenting findings, assessing security implications, and implementing appropriate countermeasures to protect against unauthorized network services that could compromise your organization's security posture.
