NSURLConnection/CFURLConnection

• 1 UIWebView 加载https 站点出现
• 2 AFNetworking
  链接1
  链接2
  other

https://www.itstrike.cn/Question/005019d0-52ad-4ea8-b98e-e41ca4b5042d.html

https://blog.csdn.net/syg90178aw/article/details/52839103

https://github.com/ChenYilong/iOS9AdaptationTips

• 3 SDWebimage
  [self.myImage sd_setImageWithURL:[NSURL URLWithString:url2] placeholderImage:nil options:SDWebImageAllowInvalidSSLCertificates];
选用：options:SDWebImageAllowInvalidSSLCertificates 不需要https验证

NSURLSession/NSURLConnection HTTP load failed (kCFStreamErrorDomainSSL, -9802)

打开info.plist，用xml方式打开后，加入下面的代码：

<key>NSAppTransportSecurity</key>  
<dict>  
   <key>NSAllowsArbitraryLoads</key>  
   <true/>  
</dict>