Once you have the correct password, here is how to connect:
While less secure, some older or budget routers use common passwords. If the sticker is worn out, try these common defaults only if you are sure the router has never been configured:
| Brand | Common Default Password |
|-------|------------------------|
| TP-Link | 12345678 or admin |
| Tenda | 12345678 or blank |
| D-Link | (no password) or admin |
| ZTE | admin or password | beb6 wifi password
⚠️ Warning: These rarely work for "beb6" routers made after 2018, as most now use unique, randomized passwords printed on the sticker.
| Problem | Solution |
|---------|----------|
| The sticker password doesn't work | Someone already changed it. Perform a factory reset. |
| Cannot find the beb6 network | The router may have 5GHz/2.4GHz band separate. Check both. The SSID might have been changed. |
| Password is correct but won't connect | Reboot the router and your device. Forget the network and re-enter the password. |
| "Incorrect password" on iPhone/Android | Check case sensitivity. Default passwords often include uppercase letters. | Once you have the correct password, here is
The existence of predictable default passwords like this presents specific security considerations for network administrators and home users:
A. Physical Security Vulnerability The primary weakness of default credentials is physical access. Because the password "beb6" (and its associated prefix) is printed on a sticker on the device, anyone with physical access to the modem (e.g., in a shared living space, dormitory, or office lobby) can retrieve the password and connect to the network without the owner's consent. If you can’t log in, perform a router
B. Dictionary Attacks
While the beb6 suffix adds complexity (adding $16^4$ or 65,536 possible combinations), the predictable structure of the prefix (dictionary word + numbers) makes the overall password susceptible to offline dictionary attacks if the attacker knows the manufacturer's algorithm for generating keys. However, modern WPA2/WPA3 encryption makes brute-forcing a live network connection slow and difficult; the vulnerability primarily lies in the password's predictability rather than the encryption protocol itself.