Last week, a vulnerability (codenamed "Shellshock") was found in a tool called "Bash". This programme is installed by default on millions of machines, especially servers. Bash is a command line interface that is frequently used as the primary point of access to do carry out whatever tasks need performing on these machines.

According to emerging reports, there has been a major flaw found in the web browser that comes as standard in millions of Android devices. If exploited, this vulnerability would allow an attacker to view other websites that the browser may also currently be accessing.

A new major version of popular CMS application Wordpress is now available to install. We covered the major changes a few weeks ago.

We have seen an uptick of email from unknown sources with PDF attachments of late. It is worth restating that you should be very wary of ANY email from an unknown source regardless of the content. Attempts to compromise machines via email come in many forms. Most frequently, this will either be via a zip attachment, or a link to a malicious website. However, the people engineering these emails know that awareness of attacks in this form is increasing, so are always on the lookout for new ways to trick people into compromising their machines. This recent spate of emails fall into that category.

Search giants Google have recently announced that they are now using the presence of an SSL certificate as a factor in deciding where a site should appear in their listings.

Having worked in the IT support business for many years, we get all sorts of IT problems to deal with. While these issues are sometimes complex, there's a few things that any computer user can do before having to pick up that phone and contact your IT support team of choice.

>Wordpress 4 is the imminent major version upgrade of this popular website CMS. They are currently releasing a series of beta versions with a view to making the final version available on August 10th. So what new features should we be expecting in Wordpress 4?

A "Zero-day" security vulnerability has been found in a Wordpress image resizing library called TimThumb. A "library" is a section of code that other bits of code can call on to perform a common task. Therefore, this means that lots of disparate plugins rely on this one "library" to perform image resizing. That in turn means that while it is only this one library that has the issue, many Wordpress plugins are now at risk because they all use this library.