Wireshark for Network Forensics
An Essential Guide for IT and Cloud Professionals
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Nagendra Kumar Nainar: I would like to dedicate this book to my late Chitappah Asokan who never failed to inspire me during my young age.
Ashish Panda: I would like to dedicate this book to my parents for making possible everything that I have in life and to my wife and daughter for all the encouragement and sacrifices.
Naren: I would like to dedicate my contribution to my father Manikandan and mother Kavithamani who dedicated their time to support and encourage me in making this contribution possible. I would also like to dedicate this to my loving sister Dhanya.
Traffic capture and analysis is an integral part of the overall IT operation, and accordingly Wireshark is an essential skillset required for any IT operation team. This community developed and managed open source tool powers the operation team with the ability to dissect the traffic across the layers for security analysis and troubleshooting purposes. This book will help the readers gain essential knowledge about the Wireshark tool and how to use the same for capturing and analyzing various types of traffic.
The book starts by sprucing up the knowledge of the readers about the Wireshark architecture and its basic installation and use. Further, the book explains the use of this tool to capture the traffic in different unique scenarios. This explains helps the readers to capture the traffic from mobile devices, Bluetooth captures along with cloud and cloud-native environment. The book also explains the use of different cypher techniques to capture the keys and decode encrypted traffic for deep analysis. Overall, this book will help the readers to gain strong knowledge about the tool and its usage in different, latest technology scenarios.
Nagendra Kumar Nainar: First, I would like to thank my wife Lavanya and daughter Ananyaa for their patience and support not just during the time of this book authoring but always.
I would also like to thank my coauthor, mentee, and good friend Ashish Panda who shared the load with me writing the chapters. I would like to thank my other (high school) mentee Naren Manikandan for his enthusiasm and energy shown to engage and contribute to finish this book on time.
I would like to thank my good friend Arun Arunachalam for helping with details around dissector development. A very special thanks to Aditee Mirashi, Shonmirin PA, and other Apress publication crew for helping us get this book published on time.
Ashish Panda: I would like to thank my mentor and coauthor Nagendra who always encouraged and inspired me to take the road less traveled, including taking this project of authoring the book. Thanks also to Naren for all the contributions. His energy and enthusiasm at such a young age amaze me.
A big thanks to my wife Pallabi and daughter Akanksha for being my strength and support always. This wouldn’t have been possible without their patience and sacrifices.
I would like to thank all my friends who were by my side and supported me even during odd hours while writing this book. Also, I would like to thank the whole Apress team, especially Aditee and Shonmirin, who made sure that the book gets published on time.
Naren Manikandan: I would like to thank my history teacher Mr. Jefferson Guilford for inspiring me to think outside the box even in simple matters. I would also like to thank Nagendra Kumar Nainar for giving me this opportunity to exhibit my passion to the world.
A photograph of Nagendra Kumar Nainar.
A photograph of Ashish Panda.
A photograph of Naren Manikandan.
A photograph of Brahma Nath Pandey.
Apart from his day job, he is a curious tech and science enthusiast whom you can find trying out new things. He has a keen interest in space and green technologies, and he loves playing chess.