SSH without password

SSH Login without password:

Let's say that your machine is A and you want to access machine B without password, here are a few steps:

1- in Machine A write the following command line.

ssh-keygen -t rsa

2- Press enter to all prompt questions, no need to type anything. 

3- Copy the content of the following file 

less /home/A/.ssh/id_rsa.pub 

4- Access machine B with ssh and password 

ssh user@B....

5- Go to .ssh directory in machine B

cd .ssh

5- Create new file (machine B)

nano authorized_key

6- past the content of id_rsa.pub into that authorized_key file