Simon Willison’s Weblog

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Saturday, 17th October 2009

nginx_http_push_module. More clever design with webhooks—here’s an nginx module that provides a comet endpoint URL which will hang until a back end process POSTs to another URL on the same server. This makes it much easier to build asynchronous comet apps using regular synchronous web frameworks such as Django, PHP and Rails.

# 4:48 pm / comet, django, nginx, php, rails, webhooks

Whenever you build a security system that relies on detection and identification, you invite the bad guys to subvert the system so it detects and identifies someone else. [...] Build a detection system, and the bad guys try to frame someone else. Build a detection system to detect framing, and the bad guys try to frame someone else framing someone else. Build a detection system to detect framing of framing, and well, there's no end, really.

Bruce Schneier

# 4:55 pm / bruce-schneier, security, framing