Questions tagged [multi-factor]

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7
votes
3answers
5k views

Why does Mt Gox disallow YubiKeys purchased direct from Yubikey.com?

I have several Yubikeys and would like to use one or more with MtGox.... however it seems that I can only use keys purchased from Mt Gox on their site. Why did Mt Gox choose to implement security ...
4
votes
2answers
198 views

How can multifactor authentication be used when there needs to be two people with access?

For a business account at a Bitcoin exchange, either of two people need to be able to send bitcoins or withdraw. This account will be configured with two-factor authentication. How can two of the ...