Computer lock with storage disc

The utility model discloses a computer lock with a storage disc, aiming to provide a computer lock which is inserted in the USB interface of the computer and is able to read, write and store the computer data. The computer lock with a storage disc comprises a USB interface (1), a USB interface chip (2) and a micro-control unit (3) which contains a microprocessor (4), a readable and writeable high-speed memory (5), a wireless acceptor (6) and a wireless emitter (7). The utility model realizes that the reading, writing and storing function and the computer locking function of the readable and writeable high-speed memory (5) can be simultaneously supported by making use of one USB interface (1). The utility model can be widely applied to the computer field.