I assumed iptables, thanks for the reply. Gavin. On Sat, 2005-08-20 at 16:23 -0400, Christopher Browne wrote: > On 8/20/05, Dr Gavin Seddon <[EMAIL PROTECTED]> wrote: > > I have noticed in my log there has been people trying to logon to my > > debian box. Is there any software available to stop this, or should I > > use pam to restrict access? > > This isn't likely to have any answers where AMD64 is particularly relevant. > > In principle, you might try using ipchains/iptables to cease access to > ports that access services that outsiders oughtn't access. > > If they are trying plain old ssh, and there's a lot of password > guessing going on, you might consider configuring it to accept only > ssh keys for authentication. That would doubtless add a certain > inconvenience factor, but keep password guessing from being AT ALL > effective as an attack...
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