@class NSString; @protocol SXProxyConfiguration, SXProxyAuthenticationCredentialFactory; @interface SXProxyAuthenticationHandler : NSObject <SXProxyAuthenticationHandler> @property (readonly, nonatomic) id<SXProxyAuthenticationCredentialFactory> credentialFactory; @property (readonly, nonatomic) id<SXProxyConfiguration> proxyConfiguration; @property (readonly, nonatomic) unsigned long long retryCount; @property (readonly) unsigned long long hash; @property (readonly) Class superclass; @property (readonly, copy) NSString *description; @property (readonly, copy) NSString *debugDescription; - (void).cxx_destruct; - (void)handleAuthenticationChallenge:(id)a0 completion:(id /* block */)a1; - (id)initWithCredentialFactory:(id)a0 proxyConfiguration:(id)a1 retryCount:(unsigned long long)a2; @end