Interop.zkemkeeper.dll Latest Version [best] Page

Some ZKTeco SDKs use obfuscation or packers that trigger false positives. Always verify the digital signature. If it’s genuinely from ZKTeco, add an exception to your AV for your application folder.

The most widely cited stable SDK version for fingerprint and basic attendance is SDK-Ver 6.3.1.37 . interop.zkemkeeper.dll latest version