Archive for October, 2007

HTML Security in AIR

I haven’t posted anything for a bit, as we’ve been very busy in the kitchen! We have a new Beta of AIR available, just in time for MAX. Check it out at http://labs.adobe.com/technologies/air/

My focus for this AIR beta has been HTML security. In AIR, you can build applications in just Flash, or HTML, or a combination of the two. The unique challenges of current design and implementation patterns in AJAX make HTML an especially interesting platform for desktop applications from a security perspective.

Already risky patterns, such as rendering of untrusted content in innerHTML, eval() of remote script & JSON data, and reliance on javascript: URIs, become more dangerous when they intersect with the system privileges inherent in AIR. To address the threats resulting from this model, we have separated application content into two sandboxes.

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