Hostapd : invalid MIC in msg 2/4 of 4-Way Handshake

Jouni Malinen j at w1.fi
Sun Mar 18 13:30:36 EDT 2007


On Tue, Mar 13, 2007 at 06:19:37PM +0100, Vivien Berger wrote:

> I have hostapd 0.5.7 working with with my D-link DWL-G650 network card (with
> mad-wifi 0.9.2.1 dwifi driver).
> 
> I have the  following problem when I try to connect a device to this AP :
> invalid MIC in msg 2/4 of 4-Way Handshake

What device is that? Are you sure the PSK/passphrase has been configured
correctly? Are you using ASCII passphrase or hex PSK configuration? Have
you been able to use this AP with any other device?

-- 
Jouni Malinen                                            PGP id EFC895FA



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