Matt Gemmell

My new book CHANGER is out now!

An action-thriller novel — book 1 in the KESTREL series.

★★★★★ — Amazon

Always giving you extra

Tech 1 min read

Remember, kids: don't use unchecked parameters in URLs, especially not on 
high-profile websites.
Enter a message below to see that message shown on the Bank of Scotland / Halifax 
<a href="">online banking site</a> 
as an error message and as the page title.
This trick probably doesn't pose any kind of security risk to the online banking 
site, but it's at least quite embarrassing for the Bank of Scotland / Halifax, 
since others can inject arbitrary text into their pages (at least from a visitor's