The steps to enable Windows to use TLS 1.2 depend on the version of the. ProcedureĪfter configuring and testing ArcGIS Desktop to use TLS 1.2, return to the Esri Support TLS Page for instructions on how to use TLS 1.2 with other Esri products. Consult a qualified computer systems professional, if necessary. NET applications by changing their default TLS behavior. NET environment to enable TLS 1.2 will not cause problems with ArcGIS however, this may impact other. Note:Įsri has certified that setting the. This enables all applications on the system that depend on the Microsoft. The methods below describe how to configure the Windows operating system to use TLS 1.2. Action is necessary to ensure access to these services. For a description of the other options, including the recommended one, see: FAQ: How do I enable TLS 1.2 on ArcGIS Desktop?Īs part of improving ArcGIS Online security, Esri requires TLS 1.2 connections for ArcGIS Online services. This is an optional solution to configure ArcGIS Desktop to use TLS 1.2. If you only see a Client Hello packet when monitoring requests coming into the URL, then TLSv1.2 was not negotiated between the mobile device and the URL.How To: Configure Windows to use TLS 1.2 for ArcGIS Desktop Summary You will see packets that use the TLSv1.2 protocol if the server has been configured for TLS version 1.2. You can use a Wireshark filter to display only TLSv1.2 packets with the following: = 0x0303 A result of PASS indicates the server is properly configured for ATS.įor URLs which are not publicly accessible, use Wireshark to monitor the communication to the URL. On a Mac running OS X El Capitan, run the following command in Terminal: /usr/bin/nscurl -ats-diagnostics After running the command, look for the section near the top labeled, ATS Default Connection. Method 2: (this was mentioned by others as well) If the cipher suite used is listed below under the Technical ATS Requirements and TLS 1.2 was successfully negotiated, then the server is properly configured for ATS. If the URL you want to test is publicly accessible, you can use a public SSL testing service such as the one below:Īfter entering the URL, the section titled "Handshake Simulation" lists "Apple ATS 9 / iOS 9" and will indicate if TLS 1.2 was successfully negotiated and which connection cipher suite was used.
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