On Sat, 2006-04-01 at 12:56 -0500, Neil Cherry wrote:
> Gene Heskett wrote:
>> On Friday 31 March 2006 19:42, John Summerfield wrote:
>>> A reasonable security system would shut down the login process for a
>>> time after some number of consecutive failed login attempts. It's a
>>> rule that's been around for a long time, it's even in Linux, but
>>> implemented poorly.
>> And how does one go about turning that option on, with say a 15 minute
>> timeout?
> Check out pam_abl on
http://www.hexten.net/pam_abl/ (SourceForge
> project).
If you want to go this route, both denyhosts and pam_abl are available
for Fedora Extras.
I've also use a Perl script to add these IP addresses to an iptables
list but even with summarization I had thousands of denies. So I
only allow a select few sites to get to my ssh and the attacks have
completely stopped. Though I will say I'm not doing this commercially.
--
Linux Home Automation Neil Cherry ncherry(a)linuxha.com