Charles packet capturing tool tutorial

Statement ： Reprinted from https://www.cnblogs.com/Clairewang/p/Charles.html

One 、Charles Download link on official website ：https://www.charlesproxy.com/download/

Two 、 Grab the bag step ：

　　1、 install Charles, And open

　　2、 PC SET proxy port ： open charles->Proxy->Proxy Settings, Set proxy port , As shown in the figure

　　

　　3、 Mobile settings agent ：

　　　1） First, make sure that the mobile phone and the computer are on the same LAN

　　　2） Set up WiFi agent ,HTTP Change the agent to manual -> The server address is the address of the packet capturing computer IP Address （Windows You can use ipconfig Inquire about ）-> The port is the step 1 in charles Set the port , As shown in the figure ：

　　　　

　　4、 Download and install mobile phone Charles certificate ：help->SSL Proxying->Install Charles Root Certificate on a Mobile Device or Remote Browser-> Mobile browser input chls.pro/ssl, Download installation certificate

　　　　 notes ： After installing the post certificate ,IOS The phone can be set in -> Universal -> In the description file , View installed certificates

　　　　

　　     

　       　

　　5、 Certificate of trust （ notes ：IOS10 The above systems require this step ,Android and IOS10 The following systems skip this step directly ）

　　　　 Set up -> Universal -> About mobile phone -> Certificate trust settings ： Certificate of trust

　　　

　　6、SSL Agent settings ： After setting as shown in the figure , Only the interface remote address ends with “：443” The interface will be captured

　　

　　7、 Start the bag. , Operate the APP, Check the packet capturing on the computer

　　

3、 ... and 、 matters needing attention

　　1） Be sure to follow the steps , Otherwise, you may not be able to capture packets

　　2） After following the steps , Network anomalies , There may be no trust certificate , Solution ： Set up -> Universal -> About mobile phone -> Certificate trust settings ： Certificate of trust

       3） Open the download certificate web page, unable to download the certificate , The mobile phone does not configure the agent first or the agent is configured incorrectly （ If not in the same LAN ）, Solution ： The mobile phone sets the proxy first , Refer to step

　　4） You can grab bags before , After a period of time, I can't capture the package , It could be a computer IP The address has changed , Solution ：IP The proxy needs to be reset after the change , Installation certificate , Re operate the next packet capture step