Log user activity, add below lines to .bash_profile
For system wide, add to /etc/skel/.bash_profile

#----SCRIPTING START---
if [ -d ~/.audit ]
then
echo ""
else
echo "Creating audit directory"
mkdir ~/.audit
fi

echo "Scripting session..."
script ~/.audit/scriptlog_$USER.`date +%Y%m%d%H%M%S`
#----SCRIPTING END---