In the world of security surveillance, Dahua Technology stands as a global giant, manufacturing millions of Digital Video Recorders (DVRs) and IP cameras for homes, businesses, and government facilities. Whether you are a security installer, an IT administrator, or a business owner who has just inherited a legacy surveillance system, one of the most common hurdles you will face is the Dahua DVR default password.
Username: admin / Password: 123456 (Found in some legacy firmware versions)
| Field | Default Value |
| :--- | :--- |
| Username | admin |
| Password | admin (older models) or blank (very old models) |
| Password (newer models post-2019) | No default password – you must create one during first-time setup | dahua dvr default password
In 2016, the Mirai botnet took down major parts of the internet (Netflix, Twitter, Reddit) by hacking into thousands of IoT devices, including Dahua DVRs, that were still using factory default passwords. Hackers continuously scan the internet for IP addresses that host Dahua DVRs on port 37777 (the default Dahua port) and try admin/admin.
(often near the battery). Short-circuiting these pins with a pair of tweezers for a few seconds during boot-up can trigger a reset. The QR Code Reset: The Complete Guide to Dahua DVR Default Passwords:
| Brand | Default Username | Default Password |
| :--- | :--- | :--- |
| Dahua (New) | admin | [Blank] |
| Dahua (Old) | admin | admin |
| Lorex (Dahua OEM) | admin | [Blank] (or admin for very old units) |
| Amcrest (Dahua OEM) | admin | admin |
| EmpireTech | admin | admin |
| Armcrest | admin | [Blank] |
Dahua Technology is one of the world’s leading manufacturers of video surveillance equipment. Their DVRs and NVRs (Network Video Recorders) are known for reliability and high-quality recording. However, one of the most common support queries revolves around the initial login credentials. Hackers continuously scan the internet for IP addresses
For the vast majority of Dahua DVRs, NVRs, and IP cameras, the factory credentials are: