Aviel D. Rubin Books

Firewalls and Internet Security: Repelling the Wily Hacker

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White-Hat Security Arsenal: Tackling the Threats

By Aviel D. Rubin

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Web Security Sourcebook

By Marcus Ranum, Aviel D. Rubin, Daniel E. Geer Jr.

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Brave New Ballot

By Aviel David Rubin

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Brave New Ballot

By Aviel Rubin Ph.D.

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Democracy has never been more vulnerable.The problem is right here in America.How to Sabotage an Election Become an election judge and carry a refrigerator magnet in your pocketProgram every fifth...

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.