This started when I was trying to build a secure system that would store user input. The fundamental question is, if you allow authenticated users to upload image files and store them on a web server, how do you then prevent someone else from viewing those files? In the process of attempting to answer the […]
Upcoming developments
[Due to some unforeseen circumstances, this blog post had to be reconstituted from memory in November of 2011. Consequently is now much shorter than it was when I originally posted it, sometime around June 30 of 2010.] HTML5 and CSS3 When I first posted this topic, discussions about the upcoming HTML5 and CSS3 standards were primarily limited […]
PNG Support for IE6
[In the time since this post was initially published, the design community has followed Google’s lead and officially dropped support for IE6 from the list of industry-standard best practice considerations. We retain this article for anyone who wishes to provide legacy support, or for the curious…] (Update: I no longer recommend providing legacy support for outdated browsers! […]