My Book on Email Security -

Journey of an Email


If you are stepping into the world of cybersecurity, Journey of an Email is not just a book—it’s your first essential playbook.
From the very first page, the story pulls you inside the secret life of an email. You’ll travel with it as it is composed, routed, filtered, and attacked—learning real security principles the way they unfold in the wild.

JOURNEY OF AN EMAIL

Crafted With Care, For Every Aspiring Defender

Journey of an Email is not just a book—it is the outcome of months of deep research, late-night writing, and countless refinements. Every page carries the weight of careful thought and real-world testing, transforming complex cybersecurity concepts into clear, relatable stories. What makes it truly unique is its voice: the story is told through the eyes of the email itself—from the moment it is composed and sent, to the invisible routes it travels, the servers it passes, and the threats it must dodge along the way. This first-person narrative brings technology to life, allowing readers to experience the hidden world of email security as if they are traveling inside the message.

Available for Purchase on

Journey of an Email is available worldwide on leading publishing and audiobook platforms. Explore and purchase by Clicking on the platform of your choice, the link will redirect you to the book’s purchase page

Book Chapters

Chapter1: The Birth of a Messenger: How Email Began
Chapter 2: A Day in My Life: From Compose to Delivery The First Push — SMTP Begins
Chapter 3: When Shadows Fall — Phishing, Spoofing & The Art of Deception
Chapter 4: My Shields: SPF, DKIM, and DMARC
Chapter 5: When I’m Caught: What a security Team Should Do?
Chapter 6: My Guardians — Secure Email Gateways, AI Filters & the Future of Defense
Chapter 7: Building a Human Firewall — Policies, Awareness & A Culture of Security 
Chapter 8: The Road Ahead — Evolving Threats, Smarter Defenses & My Unfinished Journey
Chapter 9: My Darkest Encounters — Evolving Threats, Smarter Defenses & My Unfinished Journe50 Faces of Phishing

Here's What Others Are Saying My Book

Our amazing readers are loving Journey of an Email… see their words of appreciation.

Hans Keril Ante

CEO & Visionary Leader INSEE Digital Co. Ltd. Thailand

"Journey of an Email is storytelling with a purpose.
I’ve read many cybersecurity guides, but this one stands apart—it speaks in the voice of the email itself.
Complex ideas become clear and almost cinematic.
Every business leader who cares about trust and digital safety should read this."

Ashok Naldurgkar

Former Education Officer, Government of Maharashtra

"Journey of an Email is a brilliant and engaging guide to what really happens when a message travels across the Internet. By giving email its own voice, Dhananjay Naldurgkar makes complex technology vivid and human, while highlighting the critical importance of cybersecurity in our connected world. A must-read for anyone who depends on email—which is all of us.”

Dr. Radhakrishnan Pillai

International Bestselling Author of Corporate Chanakya and Leadership Mentor

"Journey of an Email is a masterful blend of storytelling and deep technical wisdom. Dhananjay takes a subject as complex as cybersecurity and transforms it into an engaging journey where the email itself becomes the narrator. This innovative style not only simplifies intricate concepts but also inspires readers to look at digital. This book turns technology into a living story."

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© 2025 Dhananjay Naldurgkar — All Rights Reserved | Cybersecurity Advisor · Author · Passionate Trainer