Seen as a pop-up at the bottom right screen corner in your browser when trying to access a video stream from a HikVision camera to Live View it/them on your HikVision NVR.
There is another version of the message which is longer and mentions that the camera stream is encrypted please go to Configuration Local and set the encryption key [please reply and let me know if you have the full correct text from that version of the error message and I will update this]...
HikVision NVR "Invalid encryption key" error message
There is another version of the message which is longer and mentions that the camera stream is encrypted please go to Configuration Local and set the encryption key [please reply and let me know if you have the full correct text from that version of the error message and I will update this]...
HikVision NVR "Invalid encryption key" error message