SSH settings password-free login

If:

Implementation---machine a confidential to the user "User1" identity. Free Password login B and c machine?

b machine and C machine establish user User1 and be able to ssh login.

A machine setting:

1. Install the SSH service. This slightly

2. #ssh - keygen - t RSA - P "'

Proactively generate ~/.ssh/id_rsa and ~/.ssh/id_rsa.pub two files.

b machine and C machine setup:

1. Install the SSH service. This slightly

2. Change/etc/ssh/sshd_config to find the configuration file for this SSH. Pubkeyauthentication Yes Open

3. Append the contents of the Id_rsa.pub file generated in a machine to the User1/.ssh/authorized_keys file of the B,c machine, which assumes that there is no manual self-build.

The above B and C machine settings can also be in a machine, such as the following operation:

ssh-copy-id-i ~/.ssh/id_rsa.pub [email protected] IP

Restart the sshd service.

A password-free login B machine:

SSH [email protected] machine ENTER.

C Machine ibid.

Related unsuccessful logs:/var/log/secure of B or C machine

Suppose to report this error: bad ownership or modes for File/home/songaimin/.ssh/authorized_keys please set this file permission to 755 to

SSH settings password-free login