Permissions for are too open. It is required that your private key files are NOT accessible by others. This private key will be ignored. code example

Example 1: Permissions 0644 for are too open. It is required that your private key files are NOT accessible by others. This private key will be ignored

chmod 600 ~/.ssh/id_rsa

Example 2: It is required that your private key files are NOT accessible by others. This private key will be ignored.

# if you are using WSL then include sudo before the commands
sudo ssh ...