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→Create ops435-first VM
[[File:AWSFirstInstanceCreated.png|800px|border|center]]
== Explore your new VM ==
* Differences between Amazon Linux and CentOS
** passwd, shadow, group files
** netstat -atnup
== Change the default username ==
* Create yoursenecaid user, no password, create /etc/sudoers.d/10-ops345-users with these contents:
<source>yoursenecaid ALL=(ALL) NOPASSWD:ALL</source>