Shifenzheng.bak Jun 2026

A validating character calculated using a Modulo 11-2 formula (sometimes resulting in an "X").

The database became a foundational tool for "human flesh searching"—the Chinese phenomenon of crowdsourced doxxing. It was widely used by internet users to track down unfaithful partners, public figures, or targets of online outrage. Cybersecurity Lessons: Preventing the Next Backup Leak shifenzheng.bak

: This specific file gained notoriety during the leak of approximately 20 million customer records from major Chinese hotel chains like Home Inn and Hanting. Data Included A validating character calculated using a Modulo 11-2

The presence of a file named shifenzheng.bak on a server or computer is a major red flag for data exposure. It often contains unencrypted backups of Chinese Resident Identity Card information, including names, ID numbers, and addresses. Cybersecurity Lessons: Preventing the Next Backup Leak :

China’s Personal Information Protection Law (PIPL) outlines strict regulations regarding the handling of sensitive personal data. National ID numbers fall directly under the "sensitive" category. Under the PIPL, companies failing to protect this data face massive fines—up to 50 million RMB or 5% of their annual turnover—along with the potential revocation of their business operating licenses. Black Market Valuation

shifenzheng.bak appears to refer to a backup file Resident Identity Card database or system, specifically related to the Chinese Resident Identity Card (身份证, shēnfènzhèng

RESTORE FILELISTONLY FROM DISK = 'E:\Path\To\Your\shifenzheng.bak';