T-Com Speedport 503V — Default Password
Default username and password for the T-Com Speedport 503V: (blank) / 123456. Learn how to log in and how to change the default credentials.
| Username | Password | Access | Version / firmware | Notes |
|---|---|---|---|---|
(blank / none) | 123456 | Web UI | any | — |
- Source
- many-passwords
Responsible use
This database lists publicly documented default credentials so administrators can find and change them. Only use these on systems you own or are authorized to test.