![]() ![]() Run gpedit.msc to open Local Group Policy Editor.Įdit setting: Computer Configuration -> Administrative Templates -> Network -> SSL Configuration Settings -> SSL Cipher Suite Order.Įnable the setting and copy the default cipher suite order from the textbox to notepad or text editor. Disable the Diffie-Hellman cipher for Internet Explorer You can choose either one of them to ensure the SSL session does not use a Diffie-Hellman cipher. I would recommend to disable it from the client so that we can keep the server secure.įollowing are the methods to disable the Diffie-Hellman cipher from three different browsers in Windows client and the method to disable the Diffie-Hellman cipher from an IIS server. The solution is to disable Diffie-Hellman from the client or the server. The session key is transferred encrypted with a dynamically generated key pair (instead of encrypted with the public key from the certificate) if the SSL session is using a Diffie-Hellman cipher. We can confirm an SSL session is using a Diffie-Hellman cipher if the Cipher Suite value of the Server Hello message contains " ECDHE" or " DHE". If Wireshark still doesn't decrypt the TLS/SSL packets, then the SSL session may be using a Diffie-Hellman cipher. Password: The password of the PFX file.Īfter that, the current viewing trace or the future captured trace will be decrypted as expected.Key File: Select the PFX file you just exported.Port: The general port number of HTTPS is: 443. ![]()
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