1) Unlike the common Cloud digital signature technologies, this platform provides keeping the certificate keys that leave the smartphone memory never. So the user actually is the owner of his or her certificate keys.

2) There are the user friendly grafic interface and the conventional gesture controlling.

3) The non-exported private keys generation takes place on board actually within the user's smartphone. 聼起來自然嗎?

1) Unlike common cloud digital signature technologies, this platform stores certificate keys in the memory of the smartphone, where they never leave. So the user is the owner of his or her certificate keys.

2) It has both a user friendly graphical interface and conventional gesture controls.

3) The generation of the non-exported private keys takes place within the user's smartphone. / The non-exported private keys are generated within the user's smartphone.