110.1 Perform security administration tasks
- Reference to LPI objectives
- Weight
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3
- Key knowledge areas
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Audit a system to find files with the suid/sgid bit set.
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Set or change user passwords and password aging information.
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Being able to use nmap and netstat to discover open ports on a system.
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Set up limits on user logins, processes and memory usage.
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Determine which users have logged in to the system or are currently logged in.
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Basic sudo configuration and usage.
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- Partial list of the used files, terms and utilities
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find -
passwd -
fuser -
lsof -
nmap -
chage -
netstat -
sudo -
/etc/sudoers -
su -
usermod -
ulimit -
who,w,last
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