Re: How do OTP tokens work?

On 2008-03-14, Nick Owen <owen.nick@xxxxxxxxx> wrote:

I don't see how a challenge-response token can provide protection
against a man-in-the-middle attack. What keeps the MITM from

It doesn't. Challenge-response is to prevent replay attacks. Other
methods must be used to protect against MITM.

Christopher Mattern

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