Charley discovered that someone accessed his home network without permission. What is one reason below that could have made this possible? a. He had strong password
b. He used two-factor authentication c. He used different passwords for every account
d. His anti-virus software was outdated

The user is known to be given two factors of authentication: The password which is seen as the knowledge factor, and the YubiKey which is seen as the possession factor.

A study has revealed that two-factor authentication are no longer safe and are prone to being breached into with no form of intervention from the user. The network invader can be called "Man-in-the-Middle".

So, the Two-Factor authentication is shown to no longer be as safe as it used to be.

Hence, The one reason below that could have made this possible is that: He used two-factor authentication

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Charley discovered that someone accessed his home network without permission. What is one reason below that could have made this possible? a. He had strong password b. He used two-factor authentication c. He used different passwords for every account d. His anti-virus software was outdated

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What are the two factors used in two-factor authentication?

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Charley discovered that someone accessed his home network without permission. What is one reason below that could have made this possible? a. He had strong password
b. He used two-factor authentication c. He used different passwords for every account
d. His anti-virus software was outdated