Patent ID: 11928672
Assignee: FEITIAN TECHNOLOGIES CO., LTD.
Field: IT methods for management (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 4:
5. The method as claimed in claim 1, wherein that the upper computer generates or receives the first personalized information including the first master key; disperses the first master key to obtain the second dispersed key, organizes the second personalized information including the second dispersed key, and organizes the personalized data package according to the second personalized information is replaced with such features that
generating or receiving, by the upper computer, the first master key, dispersing the first master key to obtain the first dispersed key, organizing the first personalized information including the first dispersed key; dispersing the first master key to obtain the second dispersed key, organizing the second personalized information including the second dispersed key, and organizing the personalized data package according to the second personalized information.