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Engineering

Computer Science

Why bother with authentication? evaluating and contrasting authentication systems

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Why bother with authentication? evaluating and contrasting authentication systems

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Explain the purpose of a "multifactor authentication" system. What degree of security does it provide in terms of guarding against password theft?
Why is authentication necessary? What are the advantages and disadvantages of various authentication techniques?
Explain challenge-response authentication systems in detail. How secure is it?
Please provide your own explanation of challenge-and-response authentication. Why is this authentication system superior than passwords, which are notoriously insecure?
Understanding challenge-response authentication may be difficult. How is it safer than a password-protected system?
Are there any significant differences between digital signatures and other authentication methods?
What are the security benefits and downsides of different authentication techniques?
Detail the concept behind an authentication challenge–response system. What makes this system more secure than one that relies on passwords?
What is the purpose of authentication? Numerous verification strategies are being investigated for their merits and drawbacks.
What aims does the authentication procedure serve? Differentiate the benefits and drawbacks of different authentication techniques.
Explain what is a challenge–response system for authentication. Why is it more secure than a traditional password-based system?
Please elaborate so I may learn more about authentication challenge-response systems. A password-based system is not nearly as secure as the one shown here since users must remember their passwords.