A content sharing server, wherein the server comprises an interaction unit and a processing unit, wherein the interaction unit is configured to receive a content sending command sent by a source terminal, wherein the content sending command carries an address of a destination terminal cloud server and is used to send shared content to the destination terminal cloud server; the processing unit is further configured to: parse the content sending command received by the interaction unit, to obtain the address of the destination terminal cloud server, instruct, according to the address of the destination terminal cloud server, the interaction unit to send a connection establishment request to the destination terminal cloud server, and after the interaction unit establishes a connection to the destination terminal cloud server, instruct the interaction unit to send the shared content to the destination terminal cloud server; and the interaction unit is further configured to send the connection establishment request to the destination terminal cloud server and establish the connection to the destination terminal cloud server, and is further configured to send the shared content to the destination terminal cloud server, wherein the server further comprises a querying unit and a memory, wherein before the interaction unit receives the content sending command sent by the source terminal, the memory is configured to store related information about the shared content, and the related information about the shared content comprises an ID of the shared content and a random verification code; the interaction unit is further configured to receive the ID that is of the shared content and sent by the source terminal; the querying unit is configured to query the memory according to the received ID of the shared content to obtain the random verification code; and the interaction unit is further configured to send the random verification code to the source terminal. the interaction unit is configured to receive a content sending command sent by a source terminal, wherein the content sending command carries an address of a destination terminal cloud server and is used to send shared content to the destination terminal cloud server; the processing unit is further configured to: parse the content sending command received by the interaction unit, to obtain the address of the destination terminal cloud server, instruct, according to the address of the destination terminal cloud server, the interaction unit to send a connection establishment request to the destination terminal cloud server, and after the interaction unit establishes a connection to the destination terminal cloud server, instruct the interaction unit to send the shared content to the destination terminal cloud server; and the interaction unit is further configured to send the connection establishment request to the destination terminal cloud server and establish the connection to the destination terminal cloud server, and is further configured to send the shared content to the destination terminal cloud server, wherein the server further comprises a querying unit and a memory, wherein before the interaction unit receives the content sending command sent by the source terminal, the memory is configured to store related information about the shared content, and the related information about the shared content comprises an ID of the shared content and a random verification code; the interaction unit is further configured to receive the ID that is of the shared content and sent by the source terminal; the querying unit is configured to query the memory according to the received ID of the shared content to obtain the random verification code; and the interaction unit is further configured to send the random verification code to the source terminal.