Cryptography and Network Security Principles and Practice Sixth Edition
“There is the book, Inspector. I leave it with you, and you cannot doubt that it
contains a full explanation.”
—The Adventure of the Lion’s Mane, Sir Arthur Conan Doyle
contains a full explanation.”
—The Adventure of the Lion’s Mane, Sir Arthur Conan Doyle
In the four years since the fifth edition of this book was published, the field has seen continued
innovations and improvements. In this new edition, I try to capture these changes while
maintaining a broad and comprehensive coverage of the entire field. To begin this process
of revision, the fifth edition of this book was extensively reviewed by a number of professors
who teach the subject and by professionals working in the field. The result is that, in many
places, the narrative has been clarified and tightened, and illustrations have been improved.
Beyond these refinements to improve pedagogy and user-friendliness, there have been
substantive changes throughout the book. Roughly the same chapter organization has been
retained, but much of the material has been revised and new material has been added. The
most noteworthy changes are as follows
innovations and improvements. In this new edition, I try to capture these changes while
maintaining a broad and comprehensive coverage of the entire field. To begin this process
of revision, the fifth edition of this book was extensively reviewed by a number of professors
who teach the subject and by professionals working in the field. The result is that, in many
places, the narrative has been clarified and tightened, and illustrations have been improved.
Beyond these refinements to improve pedagogy and user-friendliness, there have been
substantive changes throughout the book. Roughly the same chapter organization has been
retained, but much of the material has been revised and new material has been added. The
most noteworthy changes are as follows
