subkeys on smartcard?

[Werner Koch]

On Wed, 26 Jun 2013 15:42, daniel at pocock.com.au said:

> The only other issue that arises then is longevity: is a smartcard
> considered more or less stable than any other type of device for long
> term key storage?

I doubt that.  Although smartcards are pretty robust they might still
break for example by accidentally bending them.  Or they just die like
any other chip.

Paper is much more reliable.

> There are other practical issues too: is a smartcard likely to survive
>a fire if stored in one of those fire-proof packets in a safe?  A

Paper is even smaller than smartcard.  Use paperkey for an emergency
backup.


Shalom-Salam,

   Werner


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