312-50V12 · Question #286
312-50V12 Question #286: Real Exam Question with Answer & Explanation
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Question
Calvin, a grey-hat hacker, targets a web application that has design flaws in its authentication mechanism. He enumerates usernames from the login form of the web application, which requests users to feed data and specifies the incorrect field in case of invalid credentials. Later, Calvin uses this information to perform social engineering. Which of the following design flaws in the authentication mechanism is exploited by Calvin?
Options
- AUser impersonation
- BInsecure transmission of credentials
- CPassword reset mechanism
- DVerbose failure messages
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