50 ways to inject your SQL

Wednesday, 17 June 2009, 5:58 AM EST

Sometimes we just let our hair down and have a good laugh over security stuff. I was telling my wife about some ridiculous code I had recently reviewed. While I didn’t go into details, she got the gist of it (she also gets “Little Bobby Tables,” too). I finished my story by offhandedly saying “there must be 50 ways to bypass their SQL protections.” She responded by singing “there must be 50 ways to inject your SQL” and that’s how the whole thing got started.

So what was it that was so ridiculous that it brought me to sing? Here’s the pseudocode of a routine called “ValidateQuery()”. Its role is to take user input from a .Net application and validate it to remove potential injection.

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