OSEC

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FreeBSD Security Archives: Re: How to prevent motd including os

Re: How to prevent motd including os info


Will Andrews (andrewsTECHNOLOGIST.COM)
Sun, 12 Sep 1999 11:19:58 -0400 (EDT)


On 12-Sep-99 Ben Smithurst wrote:
> Jeremy L. Ramirez wrote:
>
>> telnet stream tcp nowait root /usr/libexec/telnetd telnetd -h
>>
>> what you are doing is adding the -h at the end of the line which prevents
>> a user from seeing the OS before even logging in.
>
> An even better way is to disable telnet completely, and use ssh like you
> should. Note that people can still use nmap or something to guess at
> your OS.
>
> --
> Ben Smithurst | PGP: 0x99392F7D
> benscientia.demon.co.uk | key available from keyservers and
> | ben+pgpscientia.demon.co.uk
>
>
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This archive was generated by hypermail 2.0b3 on Sun Sep 12 1999 - 10:18:44 CDT