Author Archives: welby

Yubikey and server authentication

Posted on December 6, 2011 by welby

After starting to use the Yubikey for LastPass and various other online servers I’ve started also using my yubikey for SSH access to my server(s). I’ve touched on google_authenticator and pam_yubico for authentication in a previous post however I will … Continue reading →

Posted in Linux, Projects, Software | Leave a comment

PAM and Two Factor authentication

Posted on November 14, 2011 by welby

As the need for Two factor authentication is a requirement for PCI-DSS (Payment Card Industry standard) and SSH Key with password is not always deemed to be an acceptable form of Two factor authorisation there is now a surge in … Continue reading →

Posted in Linux, Projects | Leave a comment

Auditd logging all commands

Posted on October 14, 2011 by welby

A common requirement for PCI-DSS is for all commands run by a user who has admin privileges to be logged. There are many ways to do this, most of the time people will opt for a change to the bash … Continue reading →

Posted in Uncategorized | Leave a comment

Moving part of an lvm vg from one pv to another

Posted on June 21, 2011 by welby

Lets say that you’ve got multiple physical volumes (PV) in a Volume Group (VG) and you want to migrate the extents from one PV to another, this can be acomplished with a quick and easy pvmove command. For example pvdisplay … Continue reading →

Posted in Uncategorized | Leave a comment

Dahdi In LXC

Posted on June 18, 2011 by welby

At home we use various VoIP providers to either get free calls to various places (GTalk/GVoice to america for instance) and various other destinations over SIP providers I’ve been using Asterisk for years (I remeber the 0.7 release) and have … Continue reading →

Posted in Uncategorized | Leave a comment

A quick (and quite unscientific!) break down of Rackspace CloudFiles UK vs Amazon S3 (Ireland)

Posted on January 16, 2011 by welby

(Disclaimer – I’m a Rackspace Employee, the postings on this site are my own, may be bias, and don’t necessarily represent Rackspace’s positions, strategies or opinions. These tests have been preformed independently from my employer by my self) As Rackspace … Continue reading →

Posted in Linux, Projects, Software, Uncategorized | Leave a comment

iPhone to Android SMS Converstion Script

Posted on May 25, 2010 by welby

As promised here’s a copy of my iPhone to Android script. Just a quick and dirty python script that reads in a backup from itunes and converts it to a bit of XML able to be read in by SMS Backup and … Continue reading →

Posted in Android, Apple, Hardware, iPhone | Tagged , , , | 1 Comment

iPhone to Android

Posted on April 16, 2010 by welby

I’m in the process of migrating from my iPhone 3g to an HTC desire. So far i’m really impressed with the desire, but a full view on it is reserved for a month or so after I’ve used it day … Continue reading →

Posted in Apple, Hardware, Software | Leave a comment

Slice

Posted on October 8, 2009 by welby

I’ve moved this site (and a few others) from its semi-temporary home of one of my NAS boxes (proper x86 machines remember, not any of these silly 200MHz mips devices!) to a Slice at the wonderful slicehosts. I’d Highly recommend … Continue reading →

Posted in Uncategorized | 1 Comment

Subway using Apple's "There's an app for that" slogan ?

Posted on September 10, 2009 by welby

Tagging along at lunch with a few colleagues at work today to the local subway and notice a new set of adverts on the window. It appears that subway are imitating Apple’s “there’s an app for that”. It turns out … Continue reading →

Posted in Apple, Non Geeky | Tagged , , | Leave a comment