public-health-ch/ansible/roles/dev-sec.os-hardening/vars/Amazon.yml

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---
# system accounts that do not get their login disabled and pasword changed
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os_always_ignore_users: ['root', 'sync', 'shutdown', 'halt', 'ec2-user']
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sysctl_rhel_config:
# ExecShield protection against buffer overflows
kernel.exec-shield: 1
# Syncookies is used to prevent SYN-flooding attacks.
net.ipv4.tcp_syncookies: 1