Learn Enable SSH Login Notification on Linux
June 7, 2019
Table of Contents
Is your Linux server accessed by multiple users? If so, consider adding an SSH login notification whenever someone logs in.
https://www.itweb.services/tutorials/linux-guides/setup-exim-to-send-email-using-gmail-in-debian”>Exim with Gmail if your IT Web Services account is not verified to send mail.
Replace YOUR_EMAIL_ADDRESS with the email address that you want to receive login notifications.
CentOS
Open the file ~/.bash_profile in a text editor.
Append the following lines:
IP="$(echo $SSH_CONNECTION | cut -d " " -f 1)"
HOSTNAME=$(hostname)
NOW=$(date +"%e %b %Y, %a %r")
echo 'Someone from '$IP' logged into '$HOSTNAME' on '$NOW'.' | mail -s 'SSH Login Notification' YOUR_EMAIL_ADDRESS
Ubuntu/Debian
Open the file ~/.bashrc in a text editor.
Append the following lines:
IP="$(echo $SSH_CONNECTION | cut -d " " -f 1)"
HOSTNAME=$(hostname)
NOW=$(date +"%e %b %Y, %a %r")
echo 'Someone from '$IP' logged into '$HOSTNAME' on '$NOW'.' | mail -s 'SSH Login Notification' YOUR_EMAIL_ADDRESS
Need help?
Do you need help setting up this on your own service?
Please contact us and we’ll provide you the best possible quote!