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220-1102 · Question #127

A user is unable to log in to the network. The network uses 802.1X with EAP-TLS to authenticate on the wired network. The user has been on an extended leave and has not logged in to the computer in…

The correct answer is A. Expired certificate. EAP-TLS is a method of authentication that uses certificates to establish a secure tunnel between the client and the server. The certificates have a validity period and must be renewed before they expire. If the user has been on an extended leave and has not logged in to the…

Security

Question

A user is unable to log in to the network. The network uses 802.1X with EAP-TLS to authenticate on the wired network. The user has been on an extended leave and has not logged in to the computer in several months. Which of the following is causing the log-in issue?

Options

  • AExpired certificate
  • BOS update failure
  • CService not started
  • DApplication crash
  • EProfile rebuild needed

How the community answered

(42 responses)
  • A
    71% (30)
  • B
    2% (1)
  • C
    7% (3)
  • D
    5% (2)
  • E
    14% (6)

Explanation

EAP-TLS is a method of authentication that uses certificates to establish a secure tunnel between the client and the server. The certificates have a validity period and must be renewed before they expire. If the user has been on an extended leave and has not logged in to the computer in several months, it is possible that the certificate on the client or the server has expired and needs to be renewed. The other options are not directly related to EAP-TLS authentication or 802.1X

Topics

#Network Authentication#802.1X#EAP-TLS#Certificates

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