Re: Cookies as the second factor

[Nick Owen <nowen () wikidsystems com>]

Jeff Robertson wrote:
> It seems like it's been mentioned on here before, that a number of "two
> factor" or "multi factor" authentication schemes actually use a cookie
> as the second factor.
>
> Anyone here have specific experience with such solutions, or opinions
> about how much security they add to a system?

Cookies rely on DNS which is weak.  Not saying you shouldn't do them as
part of a number of risk management techniques, but that is just because
they are so easy to do, just like grabbing the ip address, but it
doesn't really add to security.

-- 
Nick Owen
WiKID Systems, Inc.
404.962.8983
http://www.wikidsystems.com
Commercial/Open Source Two-Factor Authentication
https://www.linkedin.com/in/nickowen

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