G
PHYSICS
G
PHYSICS
G06
COMPUTING; CALCULATING OR COUNTING
G06
COMPUTING; CALCULATING OR COUNTING
G06F
ELECTRIC DIGITAL DATA PROCESSING
G06F
ELECTRIC DIGITAL DATA PROCESSING
G06F21/00
Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
G06F21/00
Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
G06F21/10
Protecting distributed programs or content, e.g. vending or licensing of copyrighted material; ; ; Digital rights management [DRM]
G06F21/10
Protecting distributed programs or content, e.g. vending or licensing of copyrighted material; ; ; Digital rights management [DRM]