Spoof

Spoof, spoofs, spoofer, or spoofing may refer to:
 * Forgery of goods or documents
 * Semen, in Australian slang
 * Spoof (game), a guessing game
 * Spoofing (finance), a disruptive algorithmic-trading tactic designed to manipulate markets

Culture

 * A type of satire, specifically a parody, in which an original work is made fun of by creating a similar but altered work.
 * Spoof film (aka parody film), a cinematographic genre
 * Spoofing (anti-piracy measure), a technique to curb unlawful online downloading

Science and technology

 * Biometric spoofing, fooling a biometric identification device
 * DLL spoofing, using an insecure DLL loading routine to load a malicious DLL file

Networking and communications

 * Protocol spoofing, a technique to increase performance in data communications
 * Spoofing attack, the falsifying of data on a telecommunications network
 * ARP spoofing
 * Caller ID spoofing
 * E-mail spoofing
 * IP address spoofing
 * MAC spoofing
 * Referrer spoofing
 * SMS spoofing
 * Spoofed URL
 * Website spoofing