On Mon, 17 Jan 2000, William B. Herman wrote:
> It seems that I have people who are trying to telnet into my machine. They
> seem to be either changing their ISP or spoofing their IP address. There is
> no reason these addresses should be telneting into our machine. My guess is
> they are trying brute force to gain access. What is the best way to protect
> our system against such an attack?
>
> -Bill Herman
> Technology Chairman
> Pi Kappa Alpha - Gamma Tau Chapter
> [EMAIL PROTECTED]
> [EMAIL PROTECTED]
>
The short answer, disable telnet and use ssh instead. Install all RedHat
security updates. Read the firewall HOWTO (see /usr/doc/HOWTO).
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