---
name: "radiusd_bsdauth"
section: "8"
platform: "openbsd"
package: "man"
version: "8.0-current-20261101"
release: "OpenBSD 8.0-current (2026-11-01)"
platforms: ["openbsd"]
url: "https://new.carta.tech/radiusd_bsdauth"
---

# radiusd\_bsdauth(8)

provide authentication by BSD authentication system

## NAME

**radiusd\_bsdauth** – provide authentication by BSD authentication system

## SYNOPSIS

**radiusd\_bsdauth**

## DESCRIPTION

The **radiusd\_bsdauth** utility is executed by [radiusd(8)](/radiusd/8.md) as a module to provide authentication from the local system's authenticate(3) interface, known as “bsd auth”. It only supports PAP, password based authentication.

## CONFIGURATIONS

The **radiusd\_bsdauth** supports the following configuration key and value:

- **restrict-group** *group* *...*

  Restrict login only if the user is a member of the specified groups.

## FILES

- */usr/libexec/radiusd/radiusd\_bsdauth*

  “bsdauth” module executable.

## SEE ALSO

authenticate(3), [radiusd.conf(5)](/radiusd.conf/5.md), [radiusd(8)](/radiusd/8.md)

## HISTORY

The **radiusd\_bsdauth** module first appeared in OpenBSD 5.8.