Cracking

Cracking may refer to:


 * Cracking, the formation of a fracture or partial fracture in a solid material studied as fracture mechanics
 * Performing a sternotomy
 * Fluid catalytic cracking, a catalytic process widely used in oil refineries for cracking large hydrocarbon molecules into smaller molecules
 * Cracking (chemistry), the decomposition of complex organic molecules into smaller ones
 * Cracking joints, the practice of manipulating one's bone joints to make a sharp sound
 * Cracking codes, see cryptanalysis
 * Whip cracking
 * Safe cracking
 * Crackin', band featuring Lester Abrams
 * Packing and cracking, a method of creating voting districts to give a political party an advantage

In computing:
 * Another name for security hacking; the practice of defeating computer security.
 * Password cracking, the process of discovering the plaintext of an encrypted computer password.
 * Software cracking, the defeating of software copy protection.