Which of the following BEST describes the reason the user is unable to connect to the VPN service?

A remote user reports the inability to authenticate to the VPN concentrator.

During troubleshooting, a security administrate captures an attempted authentication and discovers the following being presented by the user’s VPN client:

Which of the following BEST describes the reason the user is unable to connect to the VPN service?
A . The user’s certificate is not signed by the VPN service provider
B . The user’s certificate has been compromised and should be revoked.
C . The user’s certificate was not created for VPN use
D . The user’s certificate was created using insecure encryption algorithms

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Answer: B