Date: Sun, 12 Sep 1999 12:56:39 -0400 (EDT) From: Hector Colmenares <zips@zips.net> To: Will Andrews <andrews@TECHNOLOGIST.COM> Cc: Ben Smithurst <ben@scientia.demon.co.uk>, freebsd-security@FreeBSD.ORG, freebsd-questions@FreeBSD.ORG, dev-null@ns1.digicomsystems.net, "Jeremy L. Ramirez" <jramirez@digicomsystems.net> Subject: Re: How to prevent motd including os info Message-ID: <Pine.BSF.4.10.9909121249460.21478-100000@justice.zips.net> In-Reply-To: <XFMail.990912111958.andrews@TECHNOLOGIST.COM>
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If you dont want people to know what OS are you running when they telnet into your box just change to this the info in /etc/gettytab default:\ :cb:ce:ck:lc:fd#1000:im=\r\n\%h\r\nAccess Restricted\ r\n\r\nFor info, email admin@%h\r\nToday is %d\r\n\r\n ;-) cheers !! On Sun, 12 Sep 1999, Will Andrews wrote: > > 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 > > ben@scientia.demon.co.uk | key available from keyservers and > > | ben+pgp@scientia.demon.co.uk > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-security" in the body of the message > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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