&gt; Well whoever can hack your password, mobile TAN or TAN reader device will likely still not hack into your paper TAN list.<p>They are frequently hacked by phishing (intercepting the bank site, changing out the reciever and asking for the TAN code nevertheless). chipTAN for example works by optically transmitting the transaction details to a small handheld device with your banking card inserted, and the handheld device shows you the IBAN and amount... foolproof.<p><a href="http:&#x2F;&#x2F;business.chip.de&#x2F;bii&#x2F;1&#x2F;6&#x2F;5&#x2F;0&#x2F;1&#x2F;8&#x2F;6&#x2F;0&#x2F;chipTAN_sparkass-39ce34dd3092d5c3.JPG" rel="nofollow">http:&#x2F;&#x2F;business.chip.de&#x2F;bii&#x2F;1&#x2F;6&#x2F;5&#x2F;0&#x2F;1&#x2F;8&#x2F;6&#x2F;0&#x2F;chipTAN_sparkass...</a> for an example pic of such a handheld device.