33 lines
		
	
	
		
			882 B
		
	
	
	
		
			XML
		
	
	
	
	
	
			
		
		
	
	
			33 lines
		
	
	
		
			882 B
		
	
	
	
		
			XML
		
	
	
	
	
	
<section xmlns="http://docbook.org/ns/docbook"
 | 
						|
         xmlns:xlink="http://www.w3.org/1999/xlink"
 | 
						|
         xmlns:xi="http://www.w3.org/2001/XInclude"
 | 
						|
         version="5.0"
 | 
						|
         xml:id="sec-ssh">
 | 
						|
 | 
						|
<title>Secure Shell Access</title>
 | 
						|
 | 
						|
<para>Secure shell (SSH) access to your machine can be enabled by
 | 
						|
setting:
 | 
						|
 | 
						|
<programlisting>
 | 
						|
services.openssh.enable = true;
 | 
						|
</programlisting>
 | 
						|
 | 
						|
By default, root logins using a password are disallowed.  They can be
 | 
						|
disabled entirely by setting
 | 
						|
<literal>services.openssh.permitRootLogin</literal> to
 | 
						|
<literal>"no"</literal>.</para>
 | 
						|
 | 
						|
<para>You can declaratively specify authorised RSA/DSA public keys for
 | 
						|
a user as follows:
 | 
						|
 | 
						|
<!-- FIXME: this might not work if the user is unmanaged. -->
 | 
						|
<programlisting>
 | 
						|
users.extraUsers.alice.openssh.authorizedKeys.keys =
 | 
						|
  [ "ssh-dss AAAAB3NzaC1kc3MAAACBAPIkGWVEt4..." ];
 | 
						|
</programlisting>
 | 
						|
 | 
						|
</para>
 | 
						|
 | 
						|
</section>
 |