The certificate must be imported into the 'Trusted Root Certification Authorities' certificate store, so override the automatic certificate store selection.Ĭomplete the wizard and your Charles Root Certificate is now installed. A window will appear warning you that the CA Root certificate is not trusted.Ĭlick the 'Install Certificate' button to launch the Certificate Import Wizard. In Charles go to the Help menu and choose 'SSL Proxying > Install Charles Root Certificate'. Here I'm quoting what I guess are the most used cofigs: The way to install it varies between browsers and operating systems. So you need to install Charles as CA to set it as trusted. Charles receives the server’s certificate, while your browser receives Charles’s certificate. Set Proxy SettingsĮnable the Windows Proxy from the Proxy Menu.Įnable HTTP Proxy and SOCKS Proxy like the image below.įrom the Proxy Settings Menu go to SSL Proxy settings.Ĭlose your Microsoft Teams Client and Click the broom icon to clear logging.I've been dealing with exactly the same, in my case it resolved by installing Charles Proxy's CA.Īs explained in the documentation, in order to view ssl communications as plain text, instead of your browser seeing the server’s certificate, Charles dynamically generates a certificate for the server and signs it with its own root certificate (the Charles CA Certificate). Select Trusted Root Certification Authorities as store, Click OK.

Select Place all certificates in the following store and click Browse. Go to the Help menu, SSL Proxying, Install Charless Root Certificate. In order to use the SSL Proxying feature in Charles you therefore need to add the Root certificate for your copy of Charles to the trust-store on your OS, and perhaps in your browser (ie: FireFox). The Root certificate is generated automatically for each Charles installation.īecause Charles has signed the Root certificate itself, it won’t be trusted by your browsers or applications. Install the Charles Proxy Root Certificate in the trusted root certification authorities.Ĭharles uses its own Root SSL certificate for SSL requests through Charles to hosts enabled for SSL Proxying. You can download the latest version from įor a full version you will need to buy a license.

This includes requests, responses and the HTTP headers (which contain the cookies and caching information). 2 min read Microsoft Teams Erwin Bierens What is Charles ProxyĬharles is an HTTP proxy / HTTP monitor / Reverse Proxy that enables a developer to view all of the HTTP and SSL / HTTPS traffic between their machine and the Internet.

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