This script scans for new nodes on the network, and if detected, will send alert via growl

https://github.com/pszaro/NewNodeAlert.git

• [NewNodeAlert.sh]: This script scans for new nodes on the network, and if detected, will send alert via growl

• [check_NewNodeAlert.sh]: This script checks if scans for new nodes on the network is executing, and if determined that it's not, will send alert via growl

Utilities Needed:

• nmap - Nmap is a free and open source utility for network discovery and security auditing. https://nmap.org/

• growlnotify - The Ultimate Notification System for OS X. https://growl.info/

• prowl (growl plugin) - Prowl is a push notification client for iOS. https://www.prowlapp.com/

Create a file called 'ApprovedNodes' or copy the template file (ApprovedNodes.template) and on each line, insert all known/valid mac addresses that belong on your network. The script will check this file as reference for known mac addresses.

example:

XX:XX:XX:XX:XX:XX (Device Name)

Once tested manual, set it up to run at your intended interval in cron.