Prefect Prefect Server (self-hosted) — Default Password
Default username and password for the Prefect Prefect Server (self-hosted): (blank) / (blank). Learn how to log in and how to change the default credentials.
Self-hosted Prefect Server OSS ships with no authentication. The web UI and REST API on port 4200 are fully accessible without credentials. Docs recommend configuring Basic Auth or a reverse proxy before exposing externally.
| Username | Password | Access | Notes |
|---|---|---|---|
(blank / none) | (blank / none) | Web UI | Prefect Server UI and API on port 4200 — no authentication in default OSS deployment. |
- Source
- vendor documentation
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.
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