We do not have a text book for this course. 

Instead I will be assigning weekly readings and videos for you to watch. 

Week Two Readings and Videos:

1.)   NMAP port scanning tool - How To Use Nmap - For Beginners
      https://www.youtube.com/watch?v=935g6vWcLfU

	  This video provides an overview of port and TCP flag
	  information that can help you understand how to do port scans.

2.)   Read Port Scanning - Page 123-132 in:
      https://repo.zenk-security.com/Magazine%20E-book/Penetration%20Testing%20-%20A%20hands-on%20introduction%20to%20Hacking.pdf