ios 防抓包

- (void)checkHTTPEnable {

    NSDictionary * ref = (__bridge NSDictionary *)CFNetworkCopySystemProxySettings();

    BOOL enable = [[ref objectForKey:@"HTTPEnable"] boolValue];

    if (enable) {

        NSLog(@"开启了代理");

    }else {

        NSLog(@"没开代理");

    }

}