1, shape and interface: The shape of the online banking U shield is similar to that of an ordinary U disk (USB flash drive), while UKey is more like a small hardware encryption device. Online banking U shield uses USB interface, and UKey may use USB or Bluetooth.
2. Function and application scope: The online banking U shield is mainly used for security authentication and digital signature in financial fields such as online banking, which provides security for users' transactions. UKey has more extensive functions and can be used in many fields, such as enterprise identity authentication, e-mail encryption, digital certificate storage and so on.