# This is the equivalent of booting with lockdown=integrity CONFIG_SECURITY=y CONFIG_SECURITYFS=y CONFIG_SECURITY_LOCKDOWN_LSM=y CONFIG_SECURITY_LOCKDOWN_LSM_EARLY=y CONFIG_LOCK_DOWN_KERNEL_FORCE_INTEGRITY=y # These are some general, reasonably inexpensive hardening options CONFIG_HARDENED_USERCOPY=y CONFIG_FORTIFY_SOURCE=y CONFIG_INIT_ON_ALLOC_DEFAULT_ON=y # UBSAN bounds checking is very cheap and good for hardening CONFIG_UBSAN=y # CONFIG_UBSAN_MISC is not set