Cisco CCNA Command Guide: An Introductory Guide for CCNA & Computer Networking Beginners by Ramon Nastase Understanding AI: A Comprehensive Guide for Beginners by Frank Zanish Networking and Communications for Beginners: An Introduction to the Fundamentals of Networking and Communication Technologies by Tom Lesley Attacking Network Protocols by James Forshaw IPv4 Subnetting for Beginners: Your Complete Guide to Master IP Subnetting in 4 Simple Steps by Ramon Nastase Hacking for Beginners: Your Guide for Learning the Basics - Hacking and Kali Linux by Ramon Nastase IPv6 Fundamentals: Learn the Basics of How IPv6 Works, IPv6 Addresses and IPv6 Subnetting by Ramon Nastase CompTIA Security SY0-701 Cert Guide by Lewis Heuermann Handbook of Cloud Computing by Dr. Anand Nayyar Practical Network Security by Neha Saxena Computer Networking: The Complete Beginner's Guide to Learning the Basics of Network Security, Computer Architecture, Wireless Technology and Communications Systems (Including Cisco, CCENT, and CCNA) by Benjamin Walker Art of Software Security Assessment, The by Mark Dowd, John McDonald & Justin Schuh Day One: Junos Monitoring & Troubleshooting by Jamie Panagos & Albert Statti TCP/IP Illustrated by Kevin Fall & W Stevens Cybersecurity All-in-One For Dummies by Joseph Steinberg, Kevin Beaver, Ira Winkler & Ted Coombs The TCP/IP Guide by Charles M. Kozierok The Art of Cyberwarfare by Jon DiMaggio Learning Microsoft Azure by Jonah Carrio Andersson A Complete Guide to DevOps with AWS by Osama Mustafa Networking All-in-One For Dummies by Doug Lowe LDAP System Administration by Gerald Carter How to Hack Like a Legend by Sparc Flow The Official (ISC)2 SSCP CBK Reference by Mike Wills Ghost in the Wires by William L. Simon, Steve Wozniak & Kevin Mitnick System Design Interview – An Insider's Guide by Alex Xu Mastering Apple iPhone - iPhone XS, XS Max, XR, 8 Plus, and IOS 12 Ultimate User Guide by Adidas Wilson Official (ISC)2 Guide to the CISSP CBK by Hal Tipton & Steven Hernández TCP / IP For Dummies by Candace Leiden & Marshall Wilensky Cisco IOS Quick Reference Cheat Sheet by Douglas Chick VMware vSphere For Dummies by Daniel Mitchell & Tom Keegan Storage Area Networks For Dummies by Christopher Poelker & Alex Nikitin Day One Exploring IPV6 by Chris Grundemann Hacking Exposed 7 by Stuart McClure, Joel Scambray & George Kurtz Day One: Configuring EX Series Ethernet Switches, Second Edition by Yong Kim Day One: Configuring Junos Policies and Firewall Filters by Jack W. Parks, IV Network+ All-in-One Exam Guide, Sixth Edition (Exam N10-006) by Mike Meyers Official (ISC)2 Guide to the CISSP CBK by Hal Tipton Virtualization For Dummies by Bernard Golden Day One: Deploying Basic QoS by Guy Davies Day One: Advanced IPv6 Configuration by Chris Grundemann DNS and BIND by Cricket Liu & Paul Albitz Synology NAS Setup Guide by Nicholas Rushton iCloud for Beginners by Scott La Counte A Beginner's Guide to Ham Radio by GEORGE FREEMAN Explain the Cloud Like I’m 10 by Todd Hoff Hacking: The Art of Exploitation, 2nd Edition by Jon Erickson SharePoint 2010 For Dummies by Vanessa L. Williams Wireless Home Networking For Dummies by Danny Briere & Pat Hurley Time Management for System Administrators by Thomas A. Limoncelli Ethical Hacking by Daniel G. Graham