John Graham-Cumming articles from The Perl Journal http://www.tpj.com/ All articles written by John Graham-Cumming from The Perl Journal Copyright (c) 2007 John Graham-Cumming Wed, 9 Jul 2008 17:06:50 +0100 Wed, 9 Jul 2008 17:06:50 +0100 November 2004: Practical, Secure Port-Knocking The Perl Journal article entitled 'November 2004: Practical, Secure Port-Knocking' http://www.tpj.com/documents/s=7618/tpj0411/ Mon, 1 Nov 2004 00:00:00 +0100