CompTIA Linux+ Exam XK0-005 Question # 75 Topic 8 Discussion

CompTIA Linux+ Exam XK0-005 Question # 75 Topic 8 Discussion

XK0-005 Exam Topic 8 Question 75 Discussion:
Question #: 75
Topic #: 8

An administrator has generated an RSA SSH key pair to log in to a remote server. After copying the public key and attempting to log in, the administrator sees the following message:

admin@192.168.10.50: Permission denied (publickey,password)

After seeing the message, the administrator attempts to connect using ssh -v admin@192.168.10.50 and notices the following debug output:

debug1: send_pubkey_test: no mutual signature algorithm

Which of the following actions should the administrator take first to remediate this issue?


A.

Issue systemctl restart sshd on the local server.


B.

Create a new key pair by running ssh-keygen -t ecdsa.


C.

Set PermitRootLogin yes in the /etc/ssh/sshd_config file.


D.

Update permissions on the /home/admin/.ssh directory to 700 on the remote server.


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