Dahua Dvr | Default Password

Dahua manufactures DVRs for many other brands (OEM). The default password for a Lorex DVR (made by Dahua) is usually admin with a blank password, or admin / admin. For Amcrest, it is admin / admin. Always check the specific brand first.

When you purchase a new Dahua Digital Video Recorder (DVR) — whether for a home security system, small business, or large enterprise — it comes with a factory default password. This default allows installers and first-time users to access the device out of the box. However, leaving this password unchanged is one of the most dangerous oversights in modern surveillance security.

Possible reasons:

For the vast majority of Dahua DVRs, NVRs, and IP cameras, the factory credentials are:

On newer Dahua devices (post-2019), the system forces you to create a new password during the first-time setup wizard. However, older units or devices reset to factory settings still use admin/admin. dahua dvr default password

⚠️ Some legacy models or region-specific units may use 666666 or 888888 as the default password, but admin/admin remains the most common.

Once you log in with the default password, change it immediately. Do not skip this step. Dahua manufactures DVRs for many other brands (OEM)

Via the Local Menu:

Pro Tip: Create a "Password hint" if the DVR allows it, but never write the actual password on the DVR case. On newer Dahua devices (post-2019), the system forces

Dahua devices have a known security vulnerability/feature: a backdoor algorithm that generates a unique reset password based on the device’s serial number and the current date. Several third-party tools (e.g., "Dahua Password Resetter" or "DahuaConfigTool") can generate a temporary password.

Date: Current
Subject: Security implications and status of default credentials on Dahua recording devices.