Legal basis: 1. Article 22 of the Police Law, the people's police shall not commit any of the following acts: divulging state secrets or police work secrets. 2. Article 170 of the Procedures of Public Security Organs for Handling Criminal Cases stipulates that public security organs shall ensure the safety of kidnappers, informants, accusers, informants and their close relatives. If the abductor, informer, accuser and informer are unwilling to disclose their identity, they shall keep it confidential and indicate it in the materials.