Hikvision eci-t22f factory reset (see comment for details) : r/videosurveillance
SADP Tool Reset Hikvision Password for IP Camera NVR& DVR
Hikvision Backdoor Exploit
Hikvision Password Reset | Facebook
Hikvision Password Reset Tool - [DVR, NVR, and IP Camera]
GitHub - bp2008/HikPasswordHelper: A tool which exploits a backdoor in Hikvision camera firmwares circa 2014-2016 to help the owner change a forgotten password.
How-to: - How to Reset the Password of your Hikvision Camera/NVR in 5 steps using the SADP Tool | IP CCTV Forum for IP Video, network cameras & CCTV software
HIKVISION Password Reset - CCTV Wiki
Best 4 Methods for Resetting Dahua IP Camera Default Password