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Date: Fri, 29 Mar 2019 17:04:27 +0100
From: "e@...tmx.net" <e@...tmx.net>
To: passwords@...ts.openwall.com
Subject: Re: UX/security of TOTP configuration process
On 03/29/19 17:03, Anton Dedov wrote:
> Hello folks!
>
> A question on implementing TOTP 2FA in an application.
>
> Is it ok to ask users to backup TOTP secret in a secure place during 2fa
> configuration process? Or it's better to provide one-time recovery codes?
>
> The argument against TOTP secret backup can be an assumption that if the
> secret leak it can be maliciously used without victim user ever noticing it.
if it could be used it is not ONE TIME then
u r lying to yourself.
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