# rpm -qa | grep cron
crontab-control-1.1-alt1.noarch
vixie-cron-4.1.20060426-alt10.3.x86_64
kcron-25.08.3-alt1.x86_64
crontabs-1.8-alt1.noarch
osec-cert-cronjob-1.3.2.1-alt2.noarch