KMail and smartcard

[=k3Rn=]

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Hey,

Chris wrote:
> I have just installed a smartcard reader and set it up. I can successfully 
> read the information on it and managed to generate a new key on it (gpg 
> --card-list / gpg ---card-edit).

What is the real advantage of a smartcard? I have stored my
secret-keyring on an usb-stick at the moment. How could i improve
security further more? I am just reading about encrypting the filesystem
  on the stick using 'truecrypt' - is that a good idea / nice solution?

Regards,
  =k3Rn=
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