@class NSString, SSDownloadAuthenticationSession, NSObject; @protocol OS_dispatch_queue; @interface SSDownloadAuthenticationChallengeSender : NSObject <NSURLAuthenticationChallengeSender> { NSObject<OS_dispatch_queue> *_dispatchQueue; SSDownloadAuthenticationSession *_session; } @property (readonly) SSDownloadAuthenticationSession *authenticationSession; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void)performDefaultHandlingForAuthenticationChallenge:(id)a0; - (void)dealloc; - (void)continueWithoutCredentialForAuthenticationChallenge:(id)a0; - (void)useCredential:(id)a0 forAuthenticationChallenge:(id)a1; - (void)cancelAuthenticationChallenge:(id)a0; - (void)rejectProtectionSpaceAndContinueWithChallenge:(id)a0; - (id)initWithAuthenticationSession:(id)a0; @end