2010/8/22 Robert Spangler <mlists@xxxxxxxxxxxxxxxx>:
> On Friday 20 August 2010 10:55, Brunner, Brian T. wrote:
>
>> 2: Log-ins through firewall allowed only from approved IPs/MACs
>> regardless of possession of correct password.
>
> One can never guarantee that they will be a at the approved IP/MAC Address
> when issues arise. For this reason I would use SSH-Keys for access to the
> machine. I would also move the port to something other then the default port
> and block 22 at the firewall. After that I would run something like fail2ban
> and drop any IP Address that fails to log in on the new port should that port
> be discovered by unauthorized persons.
read cis redhat tuning manual, it is really good.
--
Eero
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