14f6e3ad1SSepherosa Ziehau.\" 24f6e3ad1SSepherosa Ziehau.\" Copyright (c) 2004 Sam Leffler 34f6e3ad1SSepherosa Ziehau.\" All rights reserved. 44f6e3ad1SSepherosa Ziehau.\" 54f6e3ad1SSepherosa Ziehau.\" Redistribution and use in source and binary forms, with or without 64f6e3ad1SSepherosa Ziehau.\" modification, are permitted provided that the following conditions 74f6e3ad1SSepherosa Ziehau.\" are met: 84f6e3ad1SSepherosa Ziehau.\" 1. Redistributions of source code must retain the above copyright 94f6e3ad1SSepherosa Ziehau.\" notice, this list of conditions and the following disclaimer. 104f6e3ad1SSepherosa Ziehau.\" 2. Redistributions in binary form must reproduce the above copyright 114f6e3ad1SSepherosa Ziehau.\" notice, this list of conditions and the following disclaimer in the 124f6e3ad1SSepherosa Ziehau.\" documentation and/or other materials provided with the distribution. 134f6e3ad1SSepherosa Ziehau.\" 144f6e3ad1SSepherosa Ziehau.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 154f6e3ad1SSepherosa Ziehau.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 164f6e3ad1SSepherosa Ziehau.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 174f6e3ad1SSepherosa Ziehau.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 184f6e3ad1SSepherosa Ziehau.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 194f6e3ad1SSepherosa Ziehau.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 204f6e3ad1SSepherosa Ziehau.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 214f6e3ad1SSepherosa Ziehau.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 224f6e3ad1SSepherosa Ziehau.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 234f6e3ad1SSepherosa Ziehau.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 244f6e3ad1SSepherosa Ziehau.\" SUCH DAMAGE. 254f6e3ad1SSepherosa Ziehau.\" 26*edc376abSSascha Wildner.\" $FreeBSD: head/share/man/man4/wlan_tkip.4 147403 2005-06-15 19:29:03Z wilko $ 274f6e3ad1SSepherosa Ziehau.\" 28fe3d6ebeSSascha Wildner.Dd April 14, 2010 294f6e3ad1SSepherosa Ziehau.Dt WLAN_TKIP 4 304f6e3ad1SSepherosa Ziehau.Os 314f6e3ad1SSepherosa Ziehau.Sh NAME 324f6e3ad1SSepherosa Ziehau.Nm wlan_tkip 334f6e3ad1SSepherosa Ziehau.Nd TKIP and Michael crypto support for 802.11 devices 344f6e3ad1SSepherosa Ziehau.Sh SYNOPSIS 354f6e3ad1SSepherosa Ziehau.Cd "device wlan_tkip" 364f6e3ad1SSepherosa Ziehau.Sh DESCRIPTION 374f6e3ad1SSepherosa ZiehauThe 384f6e3ad1SSepherosa Ziehau.Nm 394f6e3ad1SSepherosa Ziehaumodule handles the TKIP and Michael cryptographic requirements of the 404f6e3ad1SSepherosa ZiehauWPA and 802.11i protocols. 414f6e3ad1SSepherosa ZiehauIt does encapsulation and decapsulation of TKIP-encoded 802.11 frames 424f6e3ad1SSepherosa Ziehauand optionally calculates the TKIP cipher and Michael MIC. 434f6e3ad1SSepherosa ZiehauThe 444f6e3ad1SSepherosa Ziehau.Nm 454f6e3ad1SSepherosa Ziehaumodule is an 802.11 cryptographic plugin module for use by the 464f6e3ad1SSepherosa Ziehau.Xr wlan 4 474f6e3ad1SSepherosa Ziehaumodule. 484f6e3ad1SSepherosa ZiehauThis module is automatically loaded if a TKIP key is configured; 49fe3d6ebeSSascha Wildnertypically by a WPA supplicant program such as wpa_supplicant, 50fe3d6ebeSSascha Wildneror a WPA authenticator program such as 51fe3d6ebeSSascha Wildner.Nm hostapd . 524f6e3ad1SSepherosa ZiehauShould the underlying network device not be capable of doing the TKIP 534f6e3ad1SSepherosa Ziehauand/or Michael calculations in hardware, the 544f6e3ad1SSepherosa Ziehau.Nm 554f6e3ad1SSepherosa Ziehaumodule will do the work. 564f6e3ad1SSepherosa Ziehau.Sh SEE ALSO 574f6e3ad1SSepherosa Ziehau.Xr wlan 4 , 584f6e3ad1SSepherosa Ziehau.Xr wlan_ccmp 4 , 594f6e3ad1SSepherosa Ziehau.Xr wlan_wep 4 604f6e3ad1SSepherosa Ziehau.Sh STANDARDS 614f6e3ad1SSepherosa ZiehauMore information can be found in the IEEE 802.11, WPA, and 802.11i Standards. 624f6e3ad1SSepherosa Ziehau.Sh HISTORY 634f6e3ad1SSepherosa ZiehauThe 644f6e3ad1SSepherosa Ziehau.Nm 654f6e3ad1SSepherosa Ziehaudriver first appeared in 664f6e3ad1SSepherosa Ziehau.Fx 6.0 . 67