While web scripts can allow you to do many amazing things with your website, it is imperative that you understand a few important things when working with scripts:
If you install a web script, you must make sure that you keep it up to date. Your website is a publicly accessible resource 24 hours a day, 7 days a week, and not everyone out there is kind and friendly. There are hackers constantly trawlling the Internet looking for web scripts with security flaws that they can exploit to gain access to your entire web account or even the server itself. Making sure that you are using the latest version of the script you have installed will reduce the risk that your website will be hacked. I cannot emphasize enough just how important this is.
The exception to the rule above is major new versions of a script that include lots of new features and functionality (for example, version 2.0 to version 3.0). Major new versions often include bugs and security issues that the...