Tamper verification method and device

A tamper verification method and apparatus are provided. The method comprises following steps: extracting second information from first information (101), the first information comprising third information, the third information comprising information corresponding to the second information and the third information, the second information being generated according to the information corresponding to the third information; generating fourth information according to the first information (102); and when the second information is the same as the fourth information, determining that the first information is not tampered (103). Whether the information is tampered or not can be verified, so that the safety of the information can be ensured. 一种篡改验证方法及装置，包括：从第一信息中提取第二信息(101)，第一信息包括第三信息，第三信息包括第二信息和第三信息对应的信息，第二信息根据第三信息对应的信息生成；根据第一信息生成第四信息(102)；当第二信息与第四信息相同时，确定第一信息未被篡改(103)。可以通过验证校验信息是否被篡改，从而可以保证信息的安全性。