API
ISUP, ISAPI, Hikvision SDK, Open Network Video Interface (Profile S, Profile G, Profile T, Profile M),OTAP
Security
Password protection,complicated password,watermark,control timeout settings,security audit log,host authentication (MAC address),HTTPS encryption,IP address filter,TLS 1.3,basic and digest authentication for HTTP/HTTPS,802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5),WSSE and digest authentication for Open Network Video Interface, RTP/RTSP over HTTPS,TLS 1.2
Network Storage
NAS (NFS, SMB/CIFS),auto network replenishment (ANR)
Protocols
IPv4/IPv6,HTTP,HTTPS,802.1X,QoS,SMTP,UPnP,SNMP,DNS,DDNS,NTP,RTSP,RTCP,RTP,TCP/IP,UDP,IGMP,ICMP,DHCP,PPPoE,Bonjour,FTP
Simultaneous Live View
Up to 20 channels
User/Host
Up to 32 users. 3 user levels: administrator, operator, and user
Client
iVMS-4200,HikCentral Pro,Hik-Connect
Web Browser
Plug-in free live view: Chrome 57.0+, Firefox 52.0+, Edge 89+, Safari 11+;
Local service: Chrome 57.0+, Firefox 52.0+, Edge 89+