1. Ssh Key Generation
2. Centos Ssh Setup

I'm trying to resist the temptation to disable SELinux on my new CentOs 6 install. I don't really understand how it works, or what it is for, but I like the idea of having better security.

Nov 20, 2019 Setup SSH Passwordless Login on CentOS 8. SSH is a client and server protocol, and it helps us to securely access the remote system over the network through the encrypted tunnel. Dec 18, 2019 In this tutorial, we will walk through how to generate SSH keys on Ubuntu 18.04 machines. We will also show you how to set up an SSH key-based authentication and connect to your remote Linux servers without entering a password. How to regenerate new ssh server keys This is an unusual topic since most distribution create these keys for you during the installation of the OpenSSH server package. But it may be useful to be able generate new server keys from time to time, this happen to me when I duplicate Virtual Private Server which contains an installed ssh package. Feb 11, 2017 In this video i demonstrated how to generate a ssh key on centos 7. We have lots of scripts that run over ssh through saved (passwordless) key pairs. Pre shared key generator ipsec. Both clients and servers are CentOS 6.x.I know that if you get a new client computer (where the scripts are run fro. SSH allows the use of encryption keys to be used to allow logging into a system instead of having to remember a plain text password. This is great for use in scripts, and automated tasks, but can be a problem is anyone else ever gets the keys somehow. If the keys become compromised, you must generate new SSH keys.

I am logged in (via ssh) to the box, as user 'yum'.

Generate ssh public key windows. 3d max vray ies light download. Aug 19, 2019 In this article, you learned how to generate SSH key pairs and set up an SSH key-based authentication. We also covered copying keys to your remote CentOS server, and disabling SSH password authentication.

I am in my home directory, /home/yum
I type ssh-keygen, and the following dialog ensues:
[yum@centos6dev ~]$ ssh-keygen
Generating public/private rsa key pair.
Enter file in which to save the key (/home/yum/.ssh/id_rsa):
Could not create directory '/home/yum/.ssh'.
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
open /home/yum/.ssh/id_rsa failed: Permission denied.
Saving the key failed: /home/yum/.ssh/id_rsa.

Ssh Key Generation

[yum@centos6dev ~]$ ls -ld . .ssh
drwx------. 10 yum yum 4096 Jan 30 15:40 .
drwx------. 2 yum yum 4096 Jan 25 18:27 .ssh
[yum@centos6dev ~]$ ls -l .ssh
total 8
-rw-------. 1 yum yum 3852 Jan 25 18:27 authorized_keys
-rw-------. 1 yum yum 862 Jan 30 15:49 known_hosts

Centos Ssh Setup

What's wrong?