System/Library/PrivateFrameworks/SecurityFoundation.framework
_SFSignedData.h
@class NSData;
@interface _SFSignedData : NSObject <NSCopying, NSSecureCoding> {
id _signedDataInternal;
}
@property (class, readonly) BOOL supportsSecureCoding;
@property (readonly) NSData *data;
@property (readonly) NSData *signature;
- (id)initWithData:(id)a0 signature:(id)a1;
- (void)encodeWithCoder:(id)a0;
- (void).cxx_destruct;
- (id)initWithCoder:(id)a0;
- (id)copyWithZone:(struct _NSZone { } *)a0;
@end