Johnny Long Books

This is the final book in Syngress ground breaking, best-selling, Stealing the Network series. As with previous titles, How to Own a Shadow is a fictional story that demonstrates accurate, highly d...

Techno Security s Guide to Managing Risks for IT Managers Auditors and Investigators

By Johnny Long, Jack Wiles, Russ Rogers

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Google Hacking for Penetration Testers Volume 2

By Johnny Long

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2008 VoIP and Video Conferencing Professional Reference CD

By Thomas Porter, Johnny Long, Larry Chaffin, Markus Daehne, Joshua Brashars, Michael Gough

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.