A method of exchanging data between devices is provided. The method includes a first device detecting a user's intention to transmit data, generating first identification information for the data by using biometric data obtained from the user, and transmitting the data and the first identification information to a personalized cloud storage, and a second device detecting the user's intention to receive the data, generating second identification information by using the biometric data obtained from the user, requesting the personalized cloud storage for the data by using the second identification information, and receiving and storing the data from the personalized cloud storage.