Generate and log in SSH with an RSA public key

1. Generate the key. ssh-keygen -t rsa -P 123456 -f host -C ‘key’ -t: key Type {dsa | ecdsa | ed25519 | rsa | rsa1}-P: Passpharse (empty for no passpharse)-f: key Filename/hostname-C: Comment 2. Add it to your server. scp host.pub root@your_server_ip:/root/cat /root/host.pub >> ~/.ssh/authorized_keyschmod 600 ~/.ssh/authorized_keys 3. Edit sshd_config.vim /etc/ssh/sshd_config Edit these configs. RSAAuthentication …

Install the Nvidia GeForce Drivers on Centos 8

Step 1: Disable nouveau driver blacklist nouveau options nouveau modeset=0 add the above configs to these files: /lib/modprobe.d/nvidia-installer-disable-nouveau.conf /etc/modprobe.d/nvidia-installer-disable-nouveau.conf Step 2: Rebuild the initial ramdisk image cp /boot/initramfs-$(uname -r).img /boot/initramfs-$(uname -r).img.bak dracut /boot/initramfs-$(uname -r).img $(uname -r) rm /boot/initramfs-$(uname -r).img.bak Step 3: Download the Nvidia drivers and install it you can find them on https://www.nvidia.com/en-us/drivers/unix/and use …