Derive the auditor's ElGamal keypair from its wallet signer. The key is mint-independent (one auditor identity can audit any mint that designates it), so it is recoverable from the wallet alone and never needs to be stored.
Derive the auditor's ElGamal keypair from its wallet signer. The key is mint-independent (one auditor identity can audit any mint that designates it), so it is recoverable from the wallet alone and never needs to be stored.