membuat ssh-keygen

1.merubah repo ke repo local terlebih dahulu

vi /etc/apt/sources.list

2.copy tulusan yang dibawah ini

deb http://dl2.foss-id.web.id/ubuntu/ lucid-backports main restricted universe multiverse

deb http://dl2.foss-id.web.id/ubuntu/ lucid-proposed main restricted universe multiverse

deb http://dl2.foss-id.web.id/ubuntu/ lucid-security main restricted universe multiverse

deb http://dl2.foss-id.web.id/ubuntu/ lucid-updates main restricted universe multiverse

deb http://dl2.foss-id.web.id/ubuntu/ lucid main restricted universe multiverse

3.tekan tombol escape

:wq

4.update terlebi dahulu

apt-get update

5.upgrade

apt-get update

6.install mc,nmap dan ssh

apt-get install mc

apt-get install nmap

apt-get install ssh

dari perintah yang diatas baru kita bisa membuat ssh-keygen,karna sarat yang di atas itu penting,wajib di ikuti.berikutnya perintah buat ssh-keygen.

1.create ssh-keygen

client : ~$ ssh-keygen

Generating public/private rsa key pair.

Enter file in which to save the key (/home/yasser/.ssh/id_rsa): [enter]

Enter passphrase (empty for no passphrase): [enter]

Enter same passphrase again: [enter]

Your identification has been saved in /home/yasser/.ssh/id_rsa

Your public key has been saved in /home/yasser/.ssh/id_rsa.pub

2.ketikan perintah ini buat ke server

client : ~$ scp id_rsa.pub yasser@server:/home/yasser

3.login ke server dan create authorized_keys file

client : ~$ ssh yasser@server

server : ~$ cat id_rsa.pub >> ~/.ssh/authorized_keys

4.test login

server : ~$ ssh yasser@server