Regional lockout

Regional lockout is something used to prevent the playing of media for device, sold in another country. It can be programming practice, code, chip, or physical barrier. Regional lockout may be used in movies, video games and computer printers. The DVD, Blu-ray Disc, and UMD media formats all support the use of region coding

Related pages
 10NES
 NTSC
 PAL region

Category:Cryptography
Category:Censorship
Category:Copyright
Category:Computer security