Product Description
A clear and easy guide on how to use cryptography to secure e–commerce transactions
To be on the cutting edge of e–commerce, you need to understand how to best utilize cryptography to offer secure services for your customers over the Internet. But if you reach for most of the available books on the subject, you′ll find that they are far too technical for most business needs. If you need a quick and lucid managerial summary to help you develop effective e–commerce strategies, this is the book for you.
Geared to nontechnical managers who would like to explore the underlying concepts of modern cryptography, this book features an easily accessible, logical explanation of how cryptography works to solve real–world e–commerce problems, a tutorial on the underlying mathematics, and two case studies of PKI cryptographic architectures, showing how Kerberos and PKC can be wedded to protect a company′s intranet and how a full–blown working PKI provides security to a company′s Internet communications.
Divided into three major parts tailored to readers′ needs–Introduction to Modern Cryptography, Tutorial on the Mathematics of Cryptography, and case studies–the book covers:
How symmetrical key cryptography ensures confidentiality of messages
How cryptography lets you detect whether a message has been modified in transit
Why the distribution of cryptographic keys is important and difficult
The nuts and bolts of Kerberos–a major component of Microsoft′s Windows 2000 security solution
How Public Key Cryptography ensures security between people who share no prior secret information
Digital signatures on electronic contracts and the concept of non–repudiation
How digital certificates ensure positive identification of individuals
From the Author
I wrote the first and second sections book to fill a gap I have perceived in the literature on cryptography. Many of the current books are written by and for technical people, computer programmers, mathematicians, and cryptographers. They are intimidating to the nontechnical person, because they confront and challenge the reader with the need to understand the underlying mathematics of the field. Others are accessible to the nontechnical reader and explain cryptography in a historical context, but none explain in simple terms how cryptography can and is currently being applied in the real world, especially in e-commerce.
The first and second sections book will serve as the foundation for the reader who will use these first two sections to fulfill his or her need to understand and appreciate the concepts in the field, and as a launching pad for understanding the more complicated books and the third section of this book.
I wrote the third section to provide detailed case studies of two cryptographic architectures. In these case studies I present the problems I encountered, the potential solutions I evaluated and my reasoning for selecting a given solution. These case studies will provide the reader with detailed examples they can use to evaluate other cryptographic architectures and the through process in creating them.
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