Date: Sun, 12 Feb 2006 11:57:33 +0000 From: Matthew Seaman <m.seaman@infracaninophile.co.uk> To: lars@gmx.at Cc: "freebsd-questions@freebsd.org" <freebsd-questions@freebsd.org> Subject: Re: incorrect logins Message-ID: <43EF22AD.4070007@infracaninophile.co.uk> In-Reply-To: <43EF10CD.6090003@gmx.at> References: <1059667590.20060212073915@mail333.com> <1139736497.17153.14.camel@lmail.bathnetworks.co.uk> <43EF10CD.6090003@gmx.at>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigFDF243C0F93E9FECB54ABBD8 Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: quoted-printable lars wrote: > Either you > 1 configure SSH to only allow logins from certain hostnames or > IP addresses or for certain users, and/or >=20 > 2 install a program to watch your logfiles and modify > your firewall rules dynamically according to specified > triggers, > like /usr/ports/security/denyhosts, and/or >=20 > 3 choose strong passwords or -phrases and not care You forgot: 4 Use SSH key based auth exclusively. Turn off all of the password stuff in sshd_config. Laugh at the poor fools trying to break in. Cheers, Matthew --=20 Dr Matthew J Seaman MA, D.Phil. 7 Priory Courtyard Flat 3 PGP: http://www.infracaninophile.co.uk/pgpkey Ramsgate Kent, CT11 9PW --------------enigFDF243C0F93E9FECB54ABBD8 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFD7yKz8Mjk52CukIwRA7JbAJ9jFvfcm9wd8G4uWENtMrlkDQVuKQCdHziW 2xV5eRcj7W6tSHt/7c9aAak= =g3Ca -----END PGP SIGNATURE----- --------------enigFDF243C0F93E9FECB54ABBD8--
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