OpenSC: https://github.com/OpenSC/OpenSC


```shell
ssh-keygen -D /Library/OpenSC/lib/opensc-pkcs11.so
ssh -I /Library/OpenSC/lib/opensc-pkcs11.so root@example.com
```


# Reference
1. https://github.com/tpm2-software/tpm2-pkcs11/blob/master/docs/SSH.md
1. https://github.com/ThomasHabets/simple-tpm-pk11