Cryptography and Network Security: Principles and Practice by William Stallings

By William Stallings

For one-semester, undergraduate- or graduate-level classes in Cryptography, machine defense, and community safeguard. The ebook is appropriate for self-study and so offers an effective and up to date educational. The publication is usually a finished therapy of cryptography and community protection and so is appropriate as a reference for a approach engineer, programmer, procedure supervisor, community supervisor, product advertising body of workers, or procedure help specialist.

A useful survey of cryptography and community defense with unrivaled help for teachers and students

In this age of common digital connectivity, viruses and hackers, digital eavesdropping, and digital fraud, safety is paramount. this article offers a pragmatic survey of either the rules and perform of cryptography and community protection. First, the fundamental concerns to be addressed by way of a community safeguard potential are explored via an academic and survey of cryptography and community safeguard know-how. Then, the perform of community protection is explored through functional functions which have been carried out and are in use this present day. An unheard of help package deal for teachers and scholars guarantees a profitable educating and studying experience.

New subject matters for this version contain SHA-3, key wrapping, elliptic curve electronic signature set of rules (ECDSA), RSA probabilistic signature scheme (RSA-PSS), Intel’s electronic Random quantity Generator, cloud protection, community entry regulate, own id verification (PIV), and cellular equipment safeguard.

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Extra info for Cryptography and Network Security: Principles and Practice (6th Edition)

Sample text

Generate the secret information to be used with the algorithm. 3. Develop methods for the distribution and sharing of the secret information. 4. Specify a protocol to be used by the two principals that makes use of the security algorithm and the secret information to achieve a particular security service. 2. However, there are other security-related situations of interest that do not neatly fit this model but are considered in this book. 3, which reflects a concern for protecting an information system from unwanted access.

1 / Symmetric Cipher Model 33 If the analyst is able somehow to get the source system to insert into the system a message chosen by the analyst, then a chosen-plaintext attack is possible. An example of this strategy is differential cryptanalysis, explored in Chapter 3. In general, if the analyst is able to choose the messages to encrypt, the analyst may deliberately pick patterns that can be expected to reveal the structure of the key. 1 lists two other types of attack: chosen ciphertext and chosen text.

This type of service supports applications like electronic mail, where there are no prior interactions between the communicating entities. 5 There is no universal agreement about many of the terms used in the security literature. For example, the term integrity is sometimes used to refer to all aspects of information security. The term authentication is sometimes used to refer both to verification of identity and to the various functions listed under integrity in this chapter. 800 and RFC 4949.

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