When an employee scans their fingerprint, face, or badge on a ZKTeco terminal, the device logs the event. These logs are stored internally and, when exported via USB, typically appear as a file named attlogs.dat . Key Characteristics: It is a flat-file database format.
Select a programming language and a library that can help you read and parse the .dat file. Some popular choices are: zkteco dat file reader
For those who need to integrate ZKTeco data into other systems, the open-source community has created numerous libraries to programmatically access the device's data, both from DAT files and directly via network protocols. When an employee scans their fingerprint, face, or
A typical attlog.dat record (unencrypted, 8-byte structure): When an employee scans their fingerprint