Training courses
Kernel and Embedded Linux
Bootlin training courses
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# generic linux hardening flags NTP_HARD_CFLAGS="-fPIE -fPIC -fstack-protector-all -O1" NTP_HARD_CPPFLAGS="-D_FORTIFY_SOURCE=2" NTP_HARD_LDFLAGS="-pie -Wl,-z,relro -Wl,-z,now"