Usb300W HD 1080p camera module operation authorization data encryption and data security

DVR equipment shall have the functions of authority management, data confidentiality and operation log.

The equipment shall be equipped with operation password, and measures such as image encryption, tamper proof and illegal copy proof shall be taken to ensure the integrity of original data. Important images shall be protected from being deleted and covered; the equipment shall be provided with measures to prevent accidental crash (such as hardware watchdog or software, hardware watchdog or timing automatic start, etc.), and the automatic recovery time after crash shall meet the requirements of 8.12