EAP-TEAP Compound MAC calculation

Alan DeKok aland at deployingradius.com
Thu Aug 24 01:18:38 UTC 2023

On Aug 23, 2023, at 9:04 PM, Suriya Shankar <suriya.dshankar at gmail.com> wrote:
> I am able to authenticate both the certificates in the inner tunnel.

  That's good.

> I have
> hard coded to request the client first User and Machine authentication. I
> am receiving those certificates as expected , validate those certificates
> and server sends the EAP-Success in plain text without encryption for some
> reason the client doesn't respond anything and just says *Can't Connect to
> this Network*

  It's difficult for us to debug a supplicant.  We didn't write the supplicant, and we don't know anything about it.

> I checked the Event Viewer from the client and the information is not that
> clear. It complains* "A fatal error occured while creating a TLS
> credential. The internal error state is 10013."*
> Do we have a better way to debug this issue?

  If this is Microsoft, you'll have to ask them what error 10013 means.  I don't know anything about that.

  Alan DeKok.

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