D. Brent Chapman Books

Building Internet Firewalls

By Elizabeth D. Zwicky

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Building Internet Firewalls

By D. Brent Chapman, Simon Cooper, Elizabeth D. Zwicky

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Building Internet Firewalls

By D. Brent Chapman, Simon Cooper, Elizabeth D. Zwicky

Average: 0.00, 0 Ratings

Building Internet Firewalls

By D. Brent Chapman, Elizabeth D. Zwicky, Deborah Russell

Average: 0.00, 0 Ratings

Building Internet Firewalls

By D. Brent Chapman

Average: 0.00, 0 Ratings

Everyone's jumping on the Internet bandwagon today, but with the explosive growth of the Internet has come a corresponding explosion in attacks on connected computer systems. These range from famil...

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.