Patent ID: 8462948
Filing Date: 2013-06-11
Classification: G06F,H04L,H04W

Abstract:
1. A mobile phone, comprising: a storage system that stores data and an international mobile equipment identification (IMEI) number of the mobile phone; at least one processor; and one or more programs stored in the storage system and executable by the at least one processor, the one or more programs comprising: a reading module operable to read the IMEI number of the mobile phone and a plaintext file from the storage system; and a performance module operable to generate ciphertext from the plaintext file according to the IMEI number of the mobile phone using an encryption algorithm, and perform an exclusive-OR (XOR) operation on each byte of the plaintext file and the byte corresponding to one of digits of the IMEI number, wherein a cycle of the XOR operation is repeated with the first digit of the IMEI number once again when all the digits of the IMEI number have been used.