-.\" $OpenBSD: auth_subr.3,v 1.26 2022/03/31 17:27:15 naddy Exp $
+.\" $OpenBSD: auth_subr.3,v 1.27 2023/02/19 21:33:38 aisha Exp $
.\"
.\" Copyright (c) 1997 Berkeley Software Design, Inc. All rights reserved.
.\"
.\" SUCH DAMAGE.
.\"
.\" BSDI $From: auth_subr.3,v 2.5 2000/03/30 19:11:27 polk Exp $
-.Dd $Mdocdate: March 31 2022 $
+.Dd $Mdocdate: February 19 2023 $
.Dt AUTH_OPEN 3
.Os
.Sh NAME
The generated challenge is returned.
.Dv NULL
is returned on error or if no challenge was generated.
-The challenge can also be extracted by the
-.Fn auth_getchallenge
-function, which simply returns the last challenge generated
-for this session.
.Pp
The
.Fn auth_check_change