Robert K. Knake Books

The Fifth Domain

By Robert K. Knake, Richard A. Clarke

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Zero Botnets

By Jason Healey, Robert K. Knake

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The Fifth Domain

By Robert K. Knake, Richard A. Clarke

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An urgent warning from two bestselling security experts--and a gripping inside look at how governments, firms, and ordinary citizens can confront and contain the tyrants, hackers, and criminals ben...

Weaponizing Digital Trade

By Robert K. Knake

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Internet governance in an age of cyber insecurity

By Robert K. Knake

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Cyber War The Next Threat to National Security and What to Do About It

By Robert K. Knake, Richard A. Clarke, Pete Larkin

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The Fifth Domain

By Robert K. Knake, Richard A. Clarke

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An urgent new warning from two bestselling security experts--and a gripping inside look at how governments, firms, and ordinary citizens can confront and contain the tyrants, hackers, and criminals...

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.