New debugger finds security flaws in popular web apps

By exploiting some peculiarities of the popular Web programming framework Ruby on Rails, researchers have developed a system that can quickly comb through tens of thousands of lines of application code to find security flaws. In tests on 50 popular Web applications written using Ruby on Rails, the system found 23 previously undiagnosed security flaws, and it took no more than 64 seconds to analyze any given program.

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