The battery-powered card is linked to user’s accounts on the exchanges security centre. The card can then be added as an option needed to log in, make withdrawals or access the security centre. Each time members attempt to carry out an action protected by the card, they have to use it to generate a password, which appears in a small screen and is entered into the Mt. Gox website.
Bitcoin is a descentralised digital currency and payment network. The currency is controlled by cryptography rather than by any corporation or central bank. Created as an open-source software project, Bitcoin enables users to transfer funds instantly to any other Bitcoin account holder in the world.
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