Definitions by Invalid H. User

serial 

Short for serial number. Often used for an illegal method of registering a program one does not wish to pay for.

I got a serial for photoshop last night and it worked perfectly.

serial by Invalid H. User April 23, 2003

keygen 

A random serial number generator, see also wordserial/word. Used in cases where a manufacturer of a program can ban certain serial numbers from working on its program.

I got a keygen for photoshop last night, it rocks.

keygen by Invalid H. User April 23, 2003

crack 

A small, illegal program who's sole purpose is to trick another program (by editting, imputting a registration key, or some other method) into thinking it has been registered.

I got a crack for Photoshop last night.

crack by Invalid H. User April 23, 2003