Textware releases by Rhino9 are here for your educational purposes. 
All of the text files below were written by Rhino9 team members. 
If there is subject you would like researched, let us know and we will see 
what we can do for you.

TITLE AUTHOR   
NT Vulnerability Theory Workbook by Vacuum 
Understanding PPTP by NeonSurge
Understanding Proxy Server and Firewall Strategies by NeonSurge  
Understanding NetBIOS by NeonSurge
Overview of the NT Registry by Neonsurge
Understanding SMB's by NeonSurge 
SYN Floods and SYN Cookies by NeonSurge