Selinux, Aspice, Operating Systems, Embedded Software, Cybersecurity, Linux Kernel, C Programming, Computer Architecture, secure boot, vulnerability analysis, AppArmor, threat modelling, ARM-based SoCs, process isolation, TrustZone, system hardening techniques, Linux Kernel architecture, ISO 26262, Embedded System Design, Linux Kernel debugging, secure software development practices, Risk Assessment, embedded Linux platforms, Tpm, ISO SAE 21434