Smart cards

[Andreas Schwier]

On 13.12.2018 08:13, Werner Koch wrote:
> If you care about side channel attacks, NFC communication is a bad idea
> because the decrypted session key can easily be picked up.  To avoid
> this, /secure communication/ needs to be used but that is cumbersome
> because this requires a shared secret between host and card.

Shared secret or asymmetric authentication with secure messaging like
Chip Authentication from BSI TR-03110.

That also helps to transmit the PIN securely.