From Fedora Project Wiki
Hardened Packages
Introduction
FESCo requires some packages to use PIE and relro hardening by default. This page contains that list.
Other packages may enable this at the package maintainers option. See: Packaging:Guidelines#PIE
list
The following packages are required to use the _hardened_build rpm spec macro:
systemd mingetty udevd rsyslog abrtd NetworkManager ntpd acpid openssh gdm sendmail postfix exim
Contact/Further information
Please contact fesco with any additions or questions about this list: