Hak 5 
Linux Terminal 201: Grep and Metacharacters
https://youtube.com/watch?v=xXo1L28Jc6A

Sarahah Uploads Your Data, Internet of Things Creds Exposed - Threat Wire'
https://youtube.com/watch?v=WWvoljLJnVY

Bash Bunny Primer - Hak5 2225
https://youtube.com/watch?v=8j6hrjSrJaM

Linux Terminal 201: Using Brackets with Grep 
https://youtube.com/watch?v=sQNvg-zTEvA

Half A Million Pacemakers Could Be Hacked - Threat Wire
https://youtube.com/watch?v=rBlgho73agA