Method and apparatus for secure and small credits for...
Method and apparatus for secure distribution of software/data
Method and apparatus for secure electronic commerce
Method and apparatus for secure online transactions
Method and apparatus for secure online transactions
Method and apparatus for securely transmitting keys from a...
Method and apparatus for securing session information of...
Method and apparatus for selling digital contents,...
Method and apparatus for selling digital contents,...
Method and apparatus for software licensing electronically...
Method and apparatus for supporting multiple trust zones in...
Method and apparatus for temporary ownership of digital...
Method and apparatus for the distribution of digitised...
Method and apparatus for the rental or sale, and secure...
Method and apparatus for tracking and controlling e-mail...
Method and apparatus for tracking and controlling e-mail...
Method and apparatus for tracking states of digital works
Method and apparatus for tracking status of resource in a...
Method and apparatus for transferring usage rights and...
Method and apparatus for transmitting and receiving a...