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Learn to apply fuzzing techniques to tcpdump, a network packet analyzer, in this 11-minute hands-on tutorial from OpenSecurityTraining2's comprehensive fuzzing course. Explore practical fuzzing methodologies specifically targeting tcpdump to discover security vulnerabilities, crashes, and unexpected behavior through mutation-based, generation-based, and coverage-guided approaches. Practice setting up fuzzing environments for network analysis tools, running effective fuzz campaigns against packet processing software, and interpreting crash results to identify potential security issues. Gain experience with AFL-driven workflows applied to network utilities, while learning to leverage instrumentation and sanitizers including ASAN, PCGUARD, and LTO builds to enhance vulnerability detection in network packet analysis software. Master the practical skills needed to conduct security testing on command-line network tools and understand how fuzzing can reveal hidden vulnerabilities in packet parsing and network protocol handling code.
