Top Definition
A security challenge for hackers to train and educate themselves. Usually it is exploiting or defending a vulnerability in a system or application, or gaining or preventing access to a computer system...
"Look bro, you need to pat $50 to get into this war game, but if you manage to crack that db before everyone, $1000 will be yours..."
de Neizen 20 octobre 2015

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The Urban Dictionary Mug

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