[Retracted] An Automated Data Desensitisation System Based on the Middle Platform

Table 1

Encoding structures and rules of common electric power sensitive data.

Sensitive data item	Encoding structure and rule	Example
Client’s no.	10-digit serial number	0257349261
ID card	18 digits, 6-digit area code + 8-digit birth date + 4-digit serial number	330101197701014237
Bank card no.	13–19 digits, issuing bank number + card type number + serial number	9558801202106562334
Electricity address	City + district/county + street/town + community/village + road + house number	16th floor, no. 56, Huaqiao road, Gulou district, Nanjing
Mobile no.	11 digits, 3-digit network identifier + 4-digit area code + 4-digit serial number	13088886666
Electricity consumption	Random number	250, 374, 499
Settlement date	8 digits, 4-digit “year” + 2-digit “month” + 2-digit “day”	20210101