Crack frequently refers to: Crack, a fracture in a body Crack, a fracture (geology) in a rock Crack, short for crack cocaine Crack may also refer to: Art, entertainment, and media Cracks (film), a 2009 independent thriller Crack Movement, a Mexican literary movement Crack (band), a Spanish progressive rock group Crack (album), an album by Z-RO Cracks (album), an album by Nabiha The Crack, first album by The Ruts Crack Magazine, a UK-based European music and culture monthly The Crack (magazine), a free culture magazine covering the North East of England Slang Crack, carrack Gaining entry Safe cracking, the process of opening a safe without the combination or the key Software Crack (password software), a UNIX/Linux password hacking program for systems administrators Software cracking, a computer program that modifies other software to remove or disable features usually related to digital rights management No-disc crack, software to circumvent Compact Disc and DVD copy protection Password cracking, the process of recovering passwords from data stored in or transmitted by a computer system Security hacker, cracking a system to gain unauthorized access (sometimes mislabeled as "hacking") Other uses Cracking (chemistry), the process whereby complex organic molecules are broken down into simpler molecules Crack spread, the value difference between crude oil and oil products or between different oil products, usually expressed as a per-barrel value CRACK, an acronym for 'Children Requiring A Caring Kommunity', now called 'Project Prevention' CRACK International Art Camp Craic, or crack, an Irish term for discourse, news, etc. See also CRAC (disambiguation) Crack-Up (disambiguation) Cracker (disambiguation) Cracking (disambiguation) Crak!, 1963 pop art lithograph by Roy Lichtenstein Krack (disambiguation) Krak (disambiguation)