
NET4 is already installed, follow these steps to configure the Windows OS to use TLS 1.2: This information can be obtained from the following Microsoft Help document: 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. Still to come: limiting Chrome and Internet Explorer to TLS 1.2, and doing the same with the Endless browser on iOS.How To: Configure Windows to use TLS 1.2 for ArcGIS Desktop Summary At their SSL server test, any website that does not support TLS 1.2, can't score higher than a C. But try to load them in a copy of Firefox that has been restricted to TLS 1.2, and they fail.įinally, is limiting Firefox to TLS 1.2 really worth the trouble? Testing for TLS 1.0 at If you try to load these pages in a normal web browser, all goes well, as shown above. There are two test websites: one that only supports TLS version 1.1 and another that only supports version 1.0. Tester pages are available at the site, which is maintained by April King from Mozilla and Lucas Garron from Google. It also reports on TLS 1.3, but as this version is still in draft mode, it can be ignored. If the tweaking worked as expected, you should see a "Yes" for TLS 1.2 and a "No" for TLS 1.1, TLS 1.0, SSL 3 and SSL 2. Visit the SSL Client Test site, and the test runs automatically. That is, rather than test websites, it tests your web browser. The same company also offers the reverse test. In this blog, I have repeatedly praised the SSL Server test from Qualys/SSL Labs.

In that case, how do you know the tweaking of Firefox really worked? You may go months before encountering a website that does not support TLS 1.2. On Android, however, Firefox 54 does not say that your network security settings are the issue and there is no button to restore the default settings. The screen shot is from Firefox version 54 Windows, the error message on OS X is the same.
