Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Please define the word "authentication goals." Discuss the advantages and disadvantages of different authentication systems.
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- The technique of employing several authentication methods is known as multi-factor authentication. How often do hackers get access to hacked accounts?arrow_forwardPlease elaborate on the reasons why, in this technologically advanced day, authentication remains problematic.arrow_forwardWhy do hashed password files beat encrypted databases?arrow_forward
- Explain a challenge response authentication system (CRAS), which uses questions and answers. How is this method more secure than a password?arrow_forwardDescribe each stage of the hacking procedure.arrow_forwardExplain the basics of two-factor authentication and its role in enhancing account security.arrow_forward
- Please explain what you mean by the purposes of authentication. Analyze the advantages and disadvantages of the many authentication procedures that are available.arrow_forwardExplain "multifactor authentication". Does it protect passwords?arrow_forwardAuthentication systems have a variety of advantages and disadvantages, but how can you tell them apart?arrow_forward
- Describe what it means to have a challenge-response authentication system in place. Password-based methods are less secure than the one shown here.arrow_forwardPlease list the sources of computer network and security administration (NSA) job postings and classification upon credibility and reliability of sources (“highly reliable”, “reliable”, “unreliable” and “highly unreliable”):arrow_forwardExplain what it means to have an authentication challenge–response system in place. A method that relies on passwords is not as secure as the one shown here.arrow_forward
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