Password-free Login remote server

# Client Configuration

# Login with Client user and enter home directory

# cd/home/client

# Establish authentication public and private keys

# ssh-keygen-t RSA (will be prompted to enter the password, direct return can be)

# After that will be set up in the home directory. SSH folder with Id_rsa (private key) and id_rsa.pub (public key) two files

# Upload the public key files to the server's home directory on the servers

# SCP ~/.ssh/id_rsa.pub [email protected]xxx.xxx.x.xx:~

# Server-side configuration

# Log in with the server user and enter the home directory

# Cd/home/server

# Create an. SSH folder

# mkdir. SSH;

# Modify folder Permissions

# chmod. SSH

# Add the contents of the Id_rsa.pub file sent by the client to the Authorized_keys

# cat Id_rsa.pub >> Ssh/authorized_keys

# chmod 644. Ssh/authorized_keys

Password-free Login remote server