About the authors

Glen D. Singh is a cybersecurity instructor and consultant for various institutions within the Republic of Trinidad and Tobago. He conducts multiple training exercises in offensive security, digital forensics, and network security annually. He also holds various information security certifications, such as the EC-Council's Certified Ethical Hacker (CEH), Computer Hacking Forensic Investigator (CHFI), Cisco's CCNA Security, CCNA Routing and Switching, and many others in the field of network security.

I would like to thank my parents for their unconditional support and motivation they've always given me to become a better person each day. Thanks to my family, friends, and students for their continued support, the people at Packt Publishing for providing this amazing opportunity, and everyone who reads and supports this amazing book.

Michael Vinod is a freelance IT trainer and consultant specializing in Cisco routing, switching, and security technologies. He has expertise in the field of networking, with close to 3 years of field experience and 7 years of experience, as a Cisco training consultant. He has a passion for training inpiduals on Cisco technologies and has received accolades from various clients.

Vijay Anandh is an IT consultant and public speaker specializing in Cisco routing and switching, security, and F5 load balancer technologies. He has 9 years of combined experience as a training consultant and network architect.