---
name: "iauth"
section: "8"
platform: "linux"
package: "ircd-irc2"
version: "2.11.2p3~dfsg-7.1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/iauth"
---

# iauth(8)

The Internet Relay Chat Authentication Program

## NAME

iauth - The Internet Relay Chat Authentication Program

## SYNOPSIS

- **iauth**

  \[ **-v** \| **-c** *configfile* \]

## DESCRIPTION

*iauth* is a slave process used by the *ircd* program to perform the authentication of incoming TCP connections.  The *ircd* program starts *iauth* upon startup.

*iauth* will close and reopen the log file whenever it receives a user signal 2, SIGUSR2.  This is useful to rotate the log file.

## OPTIONS

- **-c** *filename*

  When this flag is given, the program will read the configuration file specify and validate it.  This is useful to check for errors in the setup.

- **-v**

  This option dumps information about the version.

## EXAMPLE

```
millennium% iauth -c iauth.conf
iauth 2.10
Reading "iauth.conf"
Module(s) loaded:
        rfc931
```

## COPYRIGHT

(c) 1998 Christophe Kalt

For full COPYRIGHT see LICENSE file with IRC package.

## FILES

 "iauth.conf"

## SEE ALSO

[iauth.conf(5)](/iauth.conf/5.md) [ircd(8)](/ircd/8.md)

## BUGS

None... ;-) if somebody finds one, please send mail to ircd-bugs@irc.org

## AUTHOR

Christophe Kalt.