@interface TKLocalSEPSystemKey : TKLocalSEPKey { unsigned int _AKSSystemKeyType; unsigned int _AKSSystemKeyGeneration; } + (BOOL)hasSystemKey:(unsigned int)a0 ACMHandle:(id)a1; + (void)initSystemKeyIDs; - (id)objectID; - (long long)keySize; - (id)keyType; - (id)attestKey:(id)a0 nonce:(id)a1 error:(id *)a2; - (BOOL)lifetimeControlWithType:(long long)a0 error:(id *)a1; - (BOOL)systemSessionKey; - (BOOL)systemKey; - (id)description; - (id)signDigest:(id)a0 error:(id *)a1; - (id)publicKeyWithError:(id *)a0; - (id)_initWithObjectID:(id)a0 authContext:(id)a1 caller:(id)a2 isIDUnknown:(BOOL *)a3 error:(id *)a4; @end