nShield root key

nShield module warrants are rooted at key KWARN-1:

KeyData.type = ECDSAPublic
       .data.curve.name = NISTP521
            .Q.flags = 0x0
              .x = 0x1d21dfde6d7e001c5a4f78ae8d2f799e0caf79c60d673d0da88b206a3ba52f20dce0956ce02f01af32736767c8b9feff398c29e0208527371856aa2f40fcae61d96
              .y = 0x1641ca5472f06257de815ae06b33e1b868c149645f55fb7c91738014d3d235e7b247649cc2f7d1075e9b4d4388661e754a7fc386913c33ddd60208bded5301a1b77

Its nCore key hash is 679eae63 cd8b4e63 a57afbf4 ac21417c e3578955.