
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Imagine you get a message from the mail server of your organization informing you that you must confirm the password change for your account. Yet, as far as you are aware, you have not changed the password! Why would the password need to be updated? What kind of virus and on what devices may have given an attacker with the necessary information to reset a password?
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- Would it be considered an example of two-factor authentication if you have to enter two different passwords in order to log in to a system? Why?arrow_forwardImagine if the mail server at your employer sent you a message informing you that your password had been changed and that you needed to confirm it. However, you haven't changed the password in quite some time. What caused the password to be changed? What kind of malware and on what systems may an attacker have gotten the information needed to change the password?arrow_forwardLet's pretend your company's mail server sends you a notification asking you to verify a password change. However, you haven't changed the password recently. What happened that necessitated a new code? To what malware and on what machines may an attacker have gained access to reset the password?arrow_forward
- Multi-factor authentication refers to what? How does it help prevent password theft, if at all?arrow_forwardIf your employer's mail server notifies you that your password has changed, you must confirm it. According to your knowledge, the password has not been changed. The password was modified. Why? What malware and whose systems may have provided the necessary information for a criminal to alter the password?arrow_forwardThere are a variety of security holes in the methods that are used to authenticate users by utilizing passwords. What are three potential flaws in the system, and what is an example of a remedy that may be applied to each problem?arrow_forward
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