Ravi Sir's Cards › AWS
Stop SSH brute force?
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
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What this card says
What it is
Keys only, no root login.
Why it matters
fail2ban bans bad IPs.
How / example
Status.
sudo fail2ban-client status sshd