IT security

Protect your password from hackers

The password is often the key component keeping a system secure.Users are often told that you need to follow certain rules when creating their passwords which may include using capital letters, numerical digits and sometimes special characters. Rules normally also ...

Pixel Server - updated for new Raspberry Pi OS default username removal

As the Raspberry Pi OS no longer uses the default pi username I've had to make some changes to some of my software so that it still works correctly. This video goes through the changes I have made to my ...

Penguin Fortress - guide to the Raspberry Pi OS username change

I've created a new YouTube channel called Penguin Fortress. This is created as an spin-off of my Penguin Tutor channel which will concentrate on IT security / cyber security. The first video is on the recent Raspberry Pi OS change ...

PenguinTutor.com - DOS due to attempt to break in to website - Read the fineprint when signing up for a hosting deal

The PenguinTutor.com website was taken offline for a short time between the 23 and 24 January. Apologies to any inconvenience caused. This was caused by the monthly permitted bandwidth being consumed during one day by an attempted cracker (most people ...

Upgraded to Wordpress 2.5 - Security Updates are important

Firstly a bit of a confession. Although I do go to the trouble of keeping all my OS packages up-to-date (which is actually very easy with Ubuntu), I've neglected keeping Wordpress up-to-date.I guess that the reason for this is that ...