Shifenzheng.bak Exclusive Jun 2026

Lists the exact year, month, and day of birth (YYYYMMDD).

The consequences of exposing a file like shifenzheng.bak ripple across the internet for a long time: Permanent Privacy Exploitation shifenzheng.bak

Certain Chinese-developed CRM or onboarding platforms for property rentals, ride-hailing services, or small loan companies have modules for ID verification. When a user is verified, the raw data—including name, ID number, birth date, and sometimes a photo or fingerprint hash—is written to a local backup as shifenzheng.bak . Lists the exact year, month, and day of birth (YYYYMMDD)

associated with a major 2013 data leak involving approximately 20 million hotel guest records associated with a major 2013 data leak involving

So likely it’s a backup of some ID card data or an ID verification system database.

Securing sensitive citizen data requires moving away from sloppy manual backups and adopting hardened storage and access controls.

: A backup of the front and back of an ID card.