Could you withstand being tortured in the worse possible ways for a week?

In order to save the world, lets say that you had the codes to nuclear bombs and you were kidnapped and you were the only thing in the way of a nuclear holocaust which would result in the destruction of human civilization and the kidnappers stayed that if you give us the codes you will die quickly but if not it will the the worst type of death,being tortured for a week. Would you break?