Joe, a user, finds out his password for a social media site has been compromised.
Joe tells a friend that his email and banking accounts are probably also compromised.
Which of the following has Joe MOST likely performed?
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A. B. C. D.A.
Based on the scenario provided, Joe's belief that his other accounts have been compromised is most likely due to password reuse, so the correct answer is A. Password reuse.
Password reuse is a bad security practice where a user uses the same password across multiple accounts. This practice increases the risk of account compromise, as once one account's password is compromised, all other accounts using the same password are also at risk. Hackers use password cracking techniques to obtain passwords and usernames from data breaches or by using social engineering attacks such as phishing and malware.
Snooping involves unauthorized access to personal or confidential information. This is not applicable in this scenario, as there is no indication that Joe's accounts have been accessed without his consent.
Social engineering is a method of manipulating individuals to divulge sensitive information such as usernames, passwords, or credit card information. This is not applicable in this scenario as there is no indication that Joe has been tricked or manipulated.
Phishing is a form of social engineering where an attacker sends fraudulent emails or messages disguised as legitimate sources to trick the victim into revealing sensitive information. While it is possible that Joe's accounts were compromised due to phishing attacks, there is no indication of this in the scenario provided.
In conclusion, Joe's belief that his email and banking accounts are probably also compromised is most likely due to password reuse, and the correct answer is A. Password reuse.