Unwrapping it puts the private key into memory, from which it can be extracted (it’s hard, of course, but looking at the state of Intel security, everything is

Unwrapping it puts the private key into memory, from which it can be extracted (it’s hard, of course, but looking at the state of Intel security, everything is possible). Secure Enclave is supposed to sign with non-extractable private key without putting it into RAM.