(1) A command inserted within text or other codes. (2) In word processing, a command within the text that directs the printer to change fonts, print underline, bold, etc. The command is inserted ...

Sean-Paul Correll, a security researcher with Spain-based Panda Security, said that the jumble of numbers and letters on the U.S. Cyber Command (Cybercom) emblem was in actuality a hash code.