| 摘要 |
The present invention provides in a data processing apparatus comprising a first input channel (4) and a second input channel (10) each for inputting signals, a security device (12) for verifying a password, and means (12) for determining whether the password input to the security device comes from the second input channel, in which the security device will verify a correct password from the first input channel, but not from the second input channel, in which the security device is configured to receive signals from the first input channel and configured not to receive signals from the second input channel. A corresponding method is also provided.
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