A user is trying to connect to a running EC2 instance using SSH. However, the user gets an Unprotected Private Key File error. Which of the below mentioned options can be a possible reason for rejection?
A) The private key file has the wrong file permission
B) The ppk file used for SSH is read only
C) The public key file has the wrong permission
D) The user has provided the wrong user name for the OS login

Question

Quizplus · Accepted Answer

The Unprotected Private Key File error typically occurs when the private key file has permissions that are too open. The file should have restrictive permissions, such as 600, to ensure it is not accessible by others.

A User Is Trying to Connect to a Running EC2