21.   National security laws stretching back to the Cold War prohibit the export of software with strong encryption so that law enforcement authorities can crack the code.

22.   My dad was a scientist, and, like him, I want to crack the code for every challenge life presents.

23.   Officials often feared that reacting to an intercepted decrypt too early would let the other side know that its code had been cracked.

24.   Phonics, or learning which sounds various letters represent, is one way children begin to crack the code of printed language.

25.   She cracked the code and discovered a catalog of his extramarital liaisons, many with her friends.

26.   So they try to crack its codes, monitor its messages and cultivate its secrets for themselves.

27.   So a Norwegian teen named Jan Johansen cracked the code and handed out a program called DeCSS to thwart the encryption scheme.

28.   The administration wants the government to have access to de-coding keys that would crack the codes and enable government officials to read the de-coded messages.

29.   The British capture a machine and crack the code, but the Germans modify it and regain the upper hand.

30.   The Defense Department and national security agencies say they need the ability to crack codes used by criminals, spies, and terrorists.