Ravi Sir's Cards › AWS
System user for a service?
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
No login, no home needed.
Why it matters
Low UID, nologin shell.
How / example
Create it.
sudo useradd -r -s /sbin/nologin appsvc