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Explore the fundamentals of libseccomp in this comprehensive tutorial led by Tom Hromatka from Oracle and Paul Moore from Cisco. Delve into the importance of the Linux Kernel's seccomp feature for restricting syscalls and enhancing process isolation. Learn how libseccomp simplifies the creation and maintenance of seccomp filters, crucial for container security. Follow along as the libseccomp maintainers guide you through practical examples, from basic C programs to advanced techniques like parameter addition and string matching. Gain insights into whitelist vs blacklist approaches, logging improvements, and troubleshooting with strace. Perfect for developers and system administrators looking to bolster their understanding of system call filtering and improve application security.
