cover-tracks-in-shell-history.md

Clear auth.log file

echo "" > /var/log/auth.log

Clear current user bash history

echo "" > ~/.bash_history

Clear current session history

history -c

Set history max lines to 0

export HISTFILESIZE=O

Set history max commands to 0

export HISTSIZE=O

Disable hisotry logging (need to logout to take effect)

unset HISTFILE

Kill current session

kill -9 $$

Permanently send all bash history commands to /dev/null

ln /dev/null ~/.bash–history -sf