Jan-Piet Mens

Because one of our clients thinks that two Radius servers are not enough, I'm creating a couple of VMware appliances which will be hosting an OpenLDAP-driven FreeRADIUS daemon on them with which we'll be authorizing 802.1x appliances.
Due to the fact that my master OpenLDAP servers (and their slaves) are currently still on version 2.2, I [...]

55 Ways to Have Fun With Google is now available as a PDF under a Creative Commons License.
via lexlog

Since six years, I've been in charge of backing up all eight hundred routers in our environment. This was done with a bunch of Perl scripts which retrieve the Cisco routers' configuration via rcp and the other routers via TFTP. Because I've never been too pleased with that technology, I reworked the system ten months [...]

OpenVPN is a full-featured SSL(Secure Sockets Layer) VPN(Virtual Private Network) which implements a secure network using the standard SSL/TLS protocol. It supports flexible client authentication methods based on certificates and/or username/password credentials and is supplied with utilities that greatly ease creation of the required PKI(Public Key Infrastructure) for issueing server and client certificates. The documentation [...]

I've been reading a lot of technical books lately, and I thought I'd copy my reviews to amazon.de since I sometimes use the reader comments to get a first impression of the book I'm interested in, and because it is the place I purchase most of my literature.
amazon.de strangely enough is not accepting my reviews, [...]

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I spent the better part of an hour yesterday afternoon shovelling stinking brown muddy goo, and I mean real goo, out of our garage. It rained so hard during the night of Sunday through Monday, that our garage filled up with water again.
That muddy mixture came back up the drain-pipes which lead to [...]

If you are new to OpenSSH, don't let the "Pro" in the title scare you off; the first half of the 270-page book is just what you need: the first two chapters of Pro OpenSSH are of an introductory nature and introduce the reader to the insecurity of the legacy R-tools and telnet as well [...]