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devel / comp.protocols.kerberos / Re: 2FA with krb5

SubjectAuthor
o Re: 2FA with krb5Ken Hornstein

1
Re: 2FA with krb5

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From: ken...@cmf.nrl.navy.mil (Ken Hornstein)
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Subject: Re: 2FA with krb5
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 by: Ken Hornstein - Thu, 7 Oct 2021 19:14 UTC

>Ken Hornstein <kenh@cmf.nrl.navy.mil> writes:
>
>> I am not sure of the client coverage of the OTP FAST factor, though.
>
>For what it's worth, although my pam-krb5 module implements FAST including
>both keyed and anonymous FAST, it does not implement FAST OTP. This is
>because (a) I didn't find any documentation of what I was supposed to do
>as a client (it's been years since I looked so this quite possibly has
>changed),

Huh, I _kinda_ thought that if you had FAST going, you got FAST OTP (on
the client at least) for free! Which shows what I know. Maybe it works
already and you never tested it?

>and (b) attempting to set up a reasonable test environment
>looked painful. In particular, there was (at the time, again haven't
>checked recently) a lot of hand-waving about exactly to set up the RADIUS
>part, since MIT Kerberos just treats it as an oracle.

Right, THIS is actually a huge problem. Like having to set up a RADIUS
server? Ugh. It's also a problem for development! Like the only
way I have found to effectively test preauth mechanisms is to do
testing on one of our replica KDCs.

--Ken

1
server_pubkey.txt

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