Amazon Linux AMI 27 September 2019 Amazon Web Services: Install an Intrusion Prevention System (IPS) on an EC2 Instance Intall fail2ban on first instance SSH into first instance as cloud_user Install fail2ban sudo yum install fail2ban -y sudo service fail2ban start Output Last
Audit 23 September 2019 Linux Security: Working with the Audit Log Create audit rules to watch `/etc/passwd` for reads, `/etc/sudoers/` for reads and writes, and `/sbin/visudo` for executions. Run these commands auditctl -w