Vivotek NR9682-v2 64-Channel NVR (No HDD) User Manual
Page 217
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User's Manual - 217
The Verify screen will display. Enter the pre-configured password. Click Verify.
The below result shows that the video is authentic and has not been forgerized.
Frame matched: Your video was exported with the digital password, and you entered the
correct password.
Frame not matched: Your video was exported with the digital password, and you entered the
incorrect password.
Frame without watermark: a. If your video wasn't exported with the digital password.
b. If your video was exported with the digital password, and your video has been tampered.
If the numbers in the "Frame not matched" or "Frame without watermark" are not zero, it
means your video is probably not correct.