Answer:

Use watermark to encrypt custom information with video to prevent unauthorized delete or alteration.

Note: Only some certain models support this function. Please see the actual model for details.

1. Click Setup > Security > Watermark.

2. Select On to enable watermark, and then input watermark content.

3. Click Save.

Note: please download EZPlayer to verify the video’s continues.

TAGS:
Privacy protection, security, watermark, encrypt video content