@class NSString; @protocol SFDigestOperation, SFKeyDerivingOperation; @interface SFX963KeyDerivationOperation : NSObject <SFKeyDerivingOperation> { id _x963KeyDerivationOperationInternal; } @property (class, readonly) long long keySource; @property (class, readonly) BOOL supportsSecureCoding; @property (copy, nonatomic) id<SFKeyDerivingOperation> sharedSecretOperation; @property (copy, nonatomic) id<SFDigestOperation> digestOperation; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (id)init; - (void)encodeWithCoder:(id)a0; - (void).cxx_destruct; - (id)initWithCoder:(id)a0; - (id)copyWithZone:(struct _NSZone { } *)a0; - (id)deriveKeyWithSpecifier:(id)a0 fromKeySource:(id)a1 error:(id *)a2; - (id)initWithSharedSecretOperation:(id)a0; - (id)initWithSharedSecretOperation:(id)a0 digestOperation:(id)a1; @end