On many older systems, if the password "admin" doesn't work, try leaving the password field blank . The Shift to Initialized Security
If your device is an older model or has been factory reset, try these common combinations: Master Account : Username | Password Administrator : Username | Password Restricted User : Username | Password Alternative PIN : For some NVR/DVR models, the password might be Passwarden How to Reset Your Password
Ultimate Guide to Dahua DVR Default Passwords, Reset Methods, and Security Best Practices dahua dvr default password
: These versions enforce mandatory password creation upon first login. There is no universal factory default; the device must be initialized by the user.
The Anatomy of a Default Credential: A Deep Technical Paper on Dahua DVR Security Posture On many older systems, if the password "admin"
This is the safest method, usually done via the monitor connected directly to the DVR.
Most Dahua devices are configured with one of several standard administrator accounts. The table below details the default usernames and passwords for different types of accounts, along with a description of the access level each account provides: The Anatomy of a Default Credential: A Deep
Dahua devices utilize a Peer-to-Peer (P2P) service (via the DMSS app) to bypass NAT. If a device is deployed with default credentials and P2P is enabled, the device "phones home" to Dahua's relay servers. Attackers scanning the P2P cloud space can identify devices vulnerable to default authentication, bypassing firewalls entirely.
The default credentials for most modern Dahua DVRs and NVRs are . However, the exact password depends significantly on the unit's age and firmware version. Common Default Credentials Notes / When to Use admin admin Primary default for most current models. admin 123456 Common for legacy firmware (pre-2019 units). admin 9999@ Used in firmware versions 3.1 through 7.x. admin 888888 Older Dahua firmware (pre-2017). admin (blank) Some OEM variants—try submitting an empty field. Firmware-Specific Behavior
666666 | Password: 666666 (Legacy user account with restricted permissions) Username: default | Password: default Hidden Administrative Accounts
Turn off Universal Plug and Play (UPnP) on both your DVR and your router. Manually configure port forwarding only if absolutely necessary.